From df9f9fe613434bd000f74ac4fe5125966709c729 Mon Sep 17 00:00:00 2001
From: Glease <Glease@users.noreply.github.com>
Date: Fri, 16 Sep 2022 10:58:16 +0000
Subject: [PATCH] Deploy javadoc from ref master

---
 master/javadoc/allclasses-frame.html          |   9 +-
 master/javadoc/allclasses-noframe.html        |   9 +-
 ...ureEvent.StructureElementVisitedEvent.html | 457 +++++++++++++++++
 .../structurelib/StructureEvent.html          | 290 +++++++++++
 .../structurelib/StructureLibAPI.html         | 171 +++++--
 .../alignment/AlignmentUtility.html           |   4 +-
 .../structurelib/alignment/IAlignment.html    |   4 +-
 .../alignment/IAlignmentLimits.Builder.html   |   4 +-
 .../alignment/IAlignmentLimits.html           |   4 +-
 .../alignment/IAlignmentProvider.html         |   4 +-
 .../alignment/IntegerAxisSwap.html            |   4 +-
 .../constructable/ChannelDataAccessor.html    |   4 +-
 .../constructable/ConstructableUtility.html   |   4 +-
 .../constructable/IConstructable.html         |  26 +-
 .../constructable/IConstructableProvider.html |   4 +-
 .../IMultiblockInfoContainer.html             |   4 +-
 .../constructable/ISurvivalConstructable.html | 138 +++++-
 .../constructable/package-frame.html          |   2 +-
 .../constructable/package-summary.html        |   8 +-
 .../alignment/constructable/package-tree.html |   4 +-
 .../alignment/enumerable/Direction.html       |  25 +-
 .../alignment/enumerable/ExtendedFacing.html  |  44 +-
 .../alignment/enumerable/Flip.html            |   4 +-
 .../alignment/enumerable/Rotation.html        |   4 +-
 .../alignment/enumerable/package-frame.html   |   2 +-
 .../alignment/enumerable/package-summary.html |   4 +-
 .../alignment/enumerable/package-tree.html    |   8 +-
 .../structurelib/alignment/package-frame.html |   2 +-
 .../alignment/package-summary.html            |   4 +-
 .../structurelib/alignment/package-tree.html  |   4 +-
 .../structurelib/package-frame.html           |   4 +-
 .../structurelib/package-summary.html         |  17 +-
 .../structurelib/package-tree.html            |  13 +-
 .../AutoPlaceEnvironment.APILevel.html        | 368 ++++++++++++++
 .../structure/AutoPlaceEnvironment.html       | 468 ++++++++++++++++++
 .../structure/IBlockPosConsumer.html          |   8 +-
 .../structure/ICustomBlockSetting.html        |   4 +-
 .../structurelib/structure/IItemSource.html   |  52 +-
 .../structure/ISpecialItemBlock.html          |   4 +-
 .../structure/IStructureDefinition.html       | 131 ++++-
 .../IStructureElement.BlocksToPlace.html      | 401 +++++++++++++++
 .../IStructureElement.PlaceResult.html        |   8 +-
 .../structure/IStructureElement.html          | 178 +++++--
 .../structure/IStructureElementChain.html     | 125 ++++-
 .../structure/IStructureElementCheckOnly.html |  72 ++-
 .../structure/IStructureElementDeferred.html  |   8 +-
 .../IStructureElementNoPlacement.html         |  74 ++-
 ...er.html => ISurvivalBuildEnvironment.html} |  95 ++--
 .../structure/ITierConverter.html             |   8 +-
 .../structure/IWithExtendedContext.html       |   4 +-
 .../StructureDefinition.Builder.html          |  69 ++-
 .../structure/StructureDefinition.html        |  33 +-
 .../structure/StructureUtility.html           | 205 +++++++-
 .../structure/adders/IBlockAdder.html         |   4 +-
 .../structure/adders/ITileAdder.html          |   4 +-
 .../structure/adders/package-frame.html       |   2 +-
 .../structure/adders/package-summary.html     |   4 +-
 .../structure/adders/package-tree.html        |   4 +-
 .../structurelib/structure/package-frame.html |   7 +-
 .../structure/package-summary.html            |  24 +-
 .../structurelib/structure/package-tree.html  |   9 +-
 .../structurelib/util/InventoryIterable.html  |   4 +-
 .../InventoryUtility.InventoryProvider.html   |   4 +-
 .../InventoryUtility.ItemStackCounter.html    |   4 +-
 ...oryUtility.ItemStackExtractor.APIType.html |   4 +-
 .../InventoryUtility.ItemStackExtractor.html  |   4 +-
 .../InventoryUtility.OptimizedExtractor.html  |   4 +-
 .../structurelib/util/InventoryUtility.html   |   4 +-
 .../util/ItemStackArrayIterable.html          |   4 +-
 .../util/ItemStackPredicate.NBTMode.html      |   4 +-
 .../structurelib/util/ItemStackPredicate.html |   4 +-
 .../structurelib/util/MiscUtils.html          |   4 +-
 .../structurelib/util/SortedRegistry.html     |   4 +-
 .../structurelib/util/Vec3Impl.html           |  47 +-
 .../gtnewhorizon/structurelib/util/XSTR.html  |   4 +-
 .../structurelib/util/package-frame.html      |   2 +-
 .../structurelib/util/package-summary.html    |   4 +-
 .../structurelib/util/package-tree.html       |   4 +-
 master/javadoc/constant-values.html           |   4 +-
 master/javadoc/deprecated-list.html           |  28 +-
 master/javadoc/help-doc.html                  |   4 +-
 master/javadoc/index-all.html                 | 280 ++++++++++-
 master/javadoc/index.html                     |   2 +-
 master/javadoc/overview-frame.html            |   2 +-
 master/javadoc/overview-summary.html          |  18 +-
 master/javadoc/overview-tree.html             |  18 +-
 master/javadoc/serialized-form.html           |   4 +-
 87 files changed, 3703 insertions(+), 428 deletions(-)
 create mode 100644 master/javadoc/com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html
 create mode 100644 master/javadoc/com/gtnewhorizon/structurelib/StructureEvent.html
 create mode 100644 master/javadoc/com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html
 create mode 100644 master/javadoc/com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html
 create mode 100644 master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html
 rename master/javadoc/com/gtnewhorizon/structurelib/structure/{IStructureWalker.html => ISurvivalBuildEnvironment.html} (53%)

diff --git a/master/javadoc/allclasses-frame.html b/master/javadoc/allclasses-frame.html
index 7df29031..eb3fec7b 100644
--- a/master/javadoc/allclasses-frame.html
+++ b/master/javadoc/allclasses-frame.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>All Classes (StructureLib 1.7.10-1.1.12 API)</title>
+<title>All Classes (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="stylesheet.css" title="Style">
 <script type="text/javascript" src="script.js"></script>
 </head>
@@ -12,6 +12,8 @@
 <div class="indexContainer">
 <ul>
 <li><a href="com/gtnewhorizon/structurelib/alignment/AlignmentUtility.html" title="class in com.gtnewhorizon.structurelib.alignment" target="classFrame">AlignmentUtility</a></li>
+<li><a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure" target="classFrame">AutoPlaceEnvironment</a></li>
+<li><a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure" target="classFrame">AutoPlaceEnvironment.APILevel</a></li>
 <li><a href="com/gtnewhorizon/structurelib/alignment/constructable/ChannelDataAccessor.html" title="class in com.gtnewhorizon.structurelib.alignment.constructable" target="classFrame">ChannelDataAccessor</a></li>
 <li><a href="com/gtnewhorizon/structurelib/alignment/constructable/ConstructableUtility.html" title="class in com.gtnewhorizon.structurelib.alignment.constructable" target="classFrame">ConstructableUtility</a></li>
 <li><a href="com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable" target="classFrame">Direction</a></li>
@@ -39,12 +41,13 @@
 <li><a href="com/gtnewhorizon/structurelib/structure/ISpecialItemBlock.html" title="interface in com.gtnewhorizon.structurelib.structure" target="classFrame"><span class="interfaceName">ISpecialItemBlock</span></a></li>
 <li><a href="com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="interface in com.gtnewhorizon.structurelib.structure" target="classFrame"><span class="interfaceName">IStructureDefinition</span></a></li>
 <li><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure" target="classFrame"><span class="interfaceName">IStructureElement</span></a></li>
+<li><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure" target="classFrame">IStructureElement.BlocksToPlace</a></li>
 <li><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure" target="classFrame">IStructureElement.PlaceResult</a></li>
 <li><a href="com/gtnewhorizon/structurelib/structure/IStructureElementChain.html" title="interface in com.gtnewhorizon.structurelib.structure" target="classFrame"><span class="interfaceName">IStructureElementChain</span></a></li>
 <li><a href="com/gtnewhorizon/structurelib/structure/IStructureElementCheckOnly.html" title="interface in com.gtnewhorizon.structurelib.structure" target="classFrame"><span class="interfaceName">IStructureElementCheckOnly</span></a></li>
 <li><a href="com/gtnewhorizon/structurelib/structure/IStructureElementDeferred.html" title="interface in com.gtnewhorizon.structurelib.structure" target="classFrame"><span class="interfaceName">IStructureElementDeferred</span></a></li>
 <li><a href="com/gtnewhorizon/structurelib/structure/IStructureElementNoPlacement.html" title="interface in com.gtnewhorizon.structurelib.structure" target="classFrame"><span class="interfaceName">IStructureElementNoPlacement</span></a></li>
-<li><a href="com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="interface in com.gtnewhorizon.structurelib.structure" target="classFrame"><span class="interfaceName">IStructureWalker</span></a></li>
+<li><a href="com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html" title="interface in com.gtnewhorizon.structurelib.structure" target="classFrame"><span class="interfaceName">ISurvivalBuildEnvironment</span></a></li>
 <li><a href="com/gtnewhorizon/structurelib/alignment/constructable/ISurvivalConstructable.html" title="interface in com.gtnewhorizon.structurelib.alignment.constructable" target="classFrame"><span class="interfaceName">ISurvivalConstructable</span></a></li>
 <li><a href="com/gtnewhorizon/structurelib/util/ItemStackArrayIterable.html" title="class in com.gtnewhorizon.structurelib.util" target="classFrame">ItemStackArrayIterable</a></li>
 <li><a href="com/gtnewhorizon/structurelib/util/ItemStackPredicate.html" title="class in com.gtnewhorizon.structurelib.util" target="classFrame">ItemStackPredicate</a></li>
@@ -57,6 +60,8 @@
 <li><a href="com/gtnewhorizon/structurelib/util/SortedRegistry.html" title="class in com.gtnewhorizon.structurelib.util" target="classFrame">SortedRegistry</a></li>
 <li><a href="com/gtnewhorizon/structurelib/structure/StructureDefinition.html" title="class in com.gtnewhorizon.structurelib.structure" target="classFrame">StructureDefinition</a></li>
 <li><a href="com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="class in com.gtnewhorizon.structurelib.structure" target="classFrame">StructureDefinition.Builder</a></li>
+<li><a href="com/gtnewhorizon/structurelib/StructureEvent.html" title="class in com.gtnewhorizon.structurelib" target="classFrame">StructureEvent</a></li>
+<li><a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib" target="classFrame">StructureEvent.StructureElementVisitedEvent</a></li>
 <li><a href="com/gtnewhorizon/structurelib/StructureLibAPI.html" title="class in com.gtnewhorizon.structurelib" target="classFrame">StructureLibAPI</a></li>
 <li><a href="com/gtnewhorizon/structurelib/structure/StructureUtility.html" title="class in com.gtnewhorizon.structurelib.structure" target="classFrame">StructureUtility</a></li>
 <li><a href="com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util" target="classFrame">Vec3Impl</a></li>
diff --git a/master/javadoc/allclasses-noframe.html b/master/javadoc/allclasses-noframe.html
index 43178be1..0cededce 100644
--- a/master/javadoc/allclasses-noframe.html
+++ b/master/javadoc/allclasses-noframe.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>All Classes (StructureLib 1.7.10-1.1.12 API)</title>
+<title>All Classes (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="stylesheet.css" title="Style">
 <script type="text/javascript" src="script.js"></script>
 </head>
@@ -12,6 +12,8 @@
 <div class="indexContainer">
 <ul>
 <li><a href="com/gtnewhorizon/structurelib/alignment/AlignmentUtility.html" title="class in com.gtnewhorizon.structurelib.alignment">AlignmentUtility</a></li>
+<li><a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a></li>
+<li><a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment.APILevel</a></li>
 <li><a href="com/gtnewhorizon/structurelib/alignment/constructable/ChannelDataAccessor.html" title="class in com.gtnewhorizon.structurelib.alignment.constructable">ChannelDataAccessor</a></li>
 <li><a href="com/gtnewhorizon/structurelib/alignment/constructable/ConstructableUtility.html" title="class in com.gtnewhorizon.structurelib.alignment.constructable">ConstructableUtility</a></li>
 <li><a href="com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">Direction</a></li>
@@ -39,12 +41,13 @@
 <li><a href="com/gtnewhorizon/structurelib/structure/ISpecialItemBlock.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="interfaceName">ISpecialItemBlock</span></a></li>
 <li><a href="com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="interfaceName">IStructureDefinition</span></a></li>
 <li><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="interfaceName">IStructureElement</span></a></li>
+<li><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a></li>
 <li><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></li>
 <li><a href="com/gtnewhorizon/structurelib/structure/IStructureElementChain.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="interfaceName">IStructureElementChain</span></a></li>
 <li><a href="com/gtnewhorizon/structurelib/structure/IStructureElementCheckOnly.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="interfaceName">IStructureElementCheckOnly</span></a></li>
 <li><a href="com/gtnewhorizon/structurelib/structure/IStructureElementDeferred.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="interfaceName">IStructureElementDeferred</span></a></li>
 <li><a href="com/gtnewhorizon/structurelib/structure/IStructureElementNoPlacement.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="interfaceName">IStructureElementNoPlacement</span></a></li>
-<li><a href="com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="interfaceName">IStructureWalker</span></a></li>
+<li><a href="com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="interfaceName">ISurvivalBuildEnvironment</span></a></li>
 <li><a href="com/gtnewhorizon/structurelib/alignment/constructable/ISurvivalConstructable.html" title="interface in com.gtnewhorizon.structurelib.alignment.constructable"><span class="interfaceName">ISurvivalConstructable</span></a></li>
 <li><a href="com/gtnewhorizon/structurelib/util/ItemStackArrayIterable.html" title="class in com.gtnewhorizon.structurelib.util">ItemStackArrayIterable</a></li>
 <li><a href="com/gtnewhorizon/structurelib/util/ItemStackPredicate.html" title="class in com.gtnewhorizon.structurelib.util">ItemStackPredicate</a></li>
@@ -57,6 +60,8 @@
 <li><a href="com/gtnewhorizon/structurelib/util/SortedRegistry.html" title="class in com.gtnewhorizon.structurelib.util">SortedRegistry</a></li>
 <li><a href="com/gtnewhorizon/structurelib/structure/StructureDefinition.html" title="class in com.gtnewhorizon.structurelib.structure">StructureDefinition</a></li>
 <li><a href="com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="class in com.gtnewhorizon.structurelib.structure">StructureDefinition.Builder</a></li>
+<li><a href="com/gtnewhorizon/structurelib/StructureEvent.html" title="class in com.gtnewhorizon.structurelib">StructureEvent</a></li>
+<li><a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib">StructureEvent.StructureElementVisitedEvent</a></li>
 <li><a href="com/gtnewhorizon/structurelib/StructureLibAPI.html" title="class in com.gtnewhorizon.structurelib">StructureLibAPI</a></li>
 <li><a href="com/gtnewhorizon/structurelib/structure/StructureUtility.html" title="class in com.gtnewhorizon.structurelib.structure">StructureUtility</a></li>
 <li><a href="com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util">Vec3Impl</a></li>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html b/master/javadoc/com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html
new file mode 100644
index 00000000..700bd978
--- /dev/null
+++ b/master/javadoc/com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html
@@ -0,0 +1,457 @@
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<!-- NewPage -->
+<html lang="en">
+<head>
+<!-- Generated by javadoc -->
+<title>StructureEvent.StructureElementVisitedEvent (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
+<link rel="stylesheet" type="text/css" href="../../../stylesheet.css" title="Style">
+<script type="text/javascript" src="../../../script.js"></script>
+</head>
+<body>
+<script type="text/javascript"><!--
+    try {
+        if (location.href.indexOf('is-external=true') == -1) {
+            parent.document.title="StructureEvent.StructureElementVisitedEvent (StructureLib 1.7.10-1.1.12-15-g978938d API)";
+        }
+    }
+    catch(err) {
+    }
+//-->
+var methods = {"i0":9,"i1":10,"i2":10,"i3":10,"i4":10,"i5":10,"i6":10,"i7":10,"i8":10,"i9":10};
+var tabs = {65535:["t0","All Methods"],1:["t1","Static Methods"],2:["t2","Instance Methods"],8:["t4","Concrete Methods"]};
+var altColor = "altColor";
+var rowColor = "rowColor";
+var tableTab = "tableTab";
+var activeTableTab = "activeTableTab";
+</script>
+<noscript>
+<div>JavaScript is disabled on your browser.</div>
+</noscript>
+<!-- ========= START OF TOP NAVBAR ======= -->
+<div class="topNav"><a name="navbar.top">
+<!--   -->
+</a>
+<div class="skipNav"><a href="#skip.navbar.top" title="Skip navigation links">Skip navigation links</a></div>
+<a name="navbar.top.firstrow">
+<!--   -->
+</a>
+<ul class="navList" title="Navigation">
+<li><a href="../../../overview-summary.html">Overview</a></li>
+<li><a href="package-summary.html">Package</a></li>
+<li class="navBarCell1Rev">Class</li>
+<li><a href="package-tree.html">Tree</a></li>
+<li><a href="../../../deprecated-list.html">Deprecated</a></li>
+<li><a href="../../../index-all.html">Index</a></li>
+<li><a href="../../../help-doc.html">Help</a></li>
+</ul>
+</div>
+<div class="subNav">
+<ul class="navList">
+<li><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.html" title="class in com.gtnewhorizon.structurelib"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
+<li><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html" title="class in com.gtnewhorizon.structurelib"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
+</ul>
+<ul class="navList">
+<li><a href="../../../index.html?com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" target="_top">Frames</a></li>
+<li><a href="StructureEvent.StructureElementVisitedEvent.html" target="_top">No&nbsp;Frames</a></li>
+</ul>
+<ul class="navList" id="allclasses_navbar_top">
+<li><a href="../../../allclasses-noframe.html">All&nbsp;Classes</a></li>
+</ul>
+<div>
+<script type="text/javascript"><!--
+  allClassesLink = document.getElementById("allclasses_navbar_top");
+  if(window==top) {
+    allClassesLink.style.display = "block";
+  }
+  else {
+    allClassesLink.style.display = "none";
+  }
+  //-->
+</script>
+</div>
+<div>
+<ul class="subNavList">
+<li>Summary:&nbsp;</li>
+<li><a href="#nested.classes.inherited.from.class.com.gtnewhorizon.structurelib.StructureEvent">Nested</a>&nbsp;|&nbsp;</li>
+<li>Field&nbsp;|&nbsp;</li>
+<li>Constr&nbsp;|&nbsp;</li>
+<li><a href="#method.summary">Method</a></li>
+</ul>
+<ul class="subNavList">
+<li>Detail:&nbsp;</li>
+<li>Field&nbsp;|&nbsp;</li>
+<li>Constr&nbsp;|&nbsp;</li>
+<li><a href="#method.detail">Method</a></li>
+</ul>
+</div>
+<a name="skip.navbar.top">
+<!--   -->
+</a></div>
+<!-- ========= END OF TOP NAVBAR ========= -->
+<!-- ======== START OF CLASS DATA ======== -->
+<div class="header">
+<div class="subTitle">com.gtnewhorizon.structurelib</div>
+<h2 title="Class StructureEvent.StructureElementVisitedEvent" class="title">Class StructureEvent.StructureElementVisitedEvent</h2>
+</div>
+<div class="contentContainer">
+<ul class="inheritance">
+<li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
+<li>
+<ul class="inheritance">
+<li><a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true" title="class or interface in cpw.mods.fml.common.eventhandler">cpw.mods.fml.common.eventhandler.Event</a></li>
+<li>
+<ul class="inheritance">
+<li><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.html" title="class in com.gtnewhorizon.structurelib">com.gtnewhorizon.structurelib.StructureEvent</a></li>
+<li>
+<ul class="inheritance">
+<li>com.gtnewhorizon.structurelib.StructureEvent.StructureElementVisitedEvent</li>
+</ul>
+</li>
+</ul>
+</li>
+</ul>
+</li>
+</ul>
+<div class="description">
+<ul class="blockList">
+<li class="blockList">
+<dl>
+<dt>Enclosing class:</dt>
+<dd><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.html" title="class in com.gtnewhorizon.structurelib">StructureEvent</a></dd>
+</dl>
+<hr>
+<br>
+<pre>public static final class <span class="typeNameLabel">StructureEvent.StructureElementVisitedEvent</span>
+extends <a href="../../../com/gtnewhorizon/structurelib/StructureEvent.html" title="class in com.gtnewhorizon.structurelib">StructureEvent</a></pre>
+<div class="block">Fired <b>just before</b> any structure element is visited.</div>
+</li>
+</ul>
+</div>
+<div class="summary">
+<ul class="blockList">
+<li class="blockList">
+<!-- ======== NESTED CLASS SUMMARY ======== -->
+<ul class="blockList">
+<li class="blockList"><a name="nested.class.summary">
+<!--   -->
+</a>
+<h3>Nested Class Summary</h3>
+<ul class="blockList">
+<li class="blockList"><a name="nested.classes.inherited.from.class.com.gtnewhorizon.structurelib.StructureEvent">
+<!--   -->
+</a>
+<h3>Nested classes/interfaces inherited from class&nbsp;com.gtnewhorizon.structurelib.<a href="../../../com/gtnewhorizon/structurelib/StructureEvent.html" title="class in com.gtnewhorizon.structurelib">StructureEvent</a></h3>
+<code><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib">StructureEvent.StructureElementVisitedEvent</a></code></li>
+</ul>
+<ul class="blockList">
+<li class="blockList"><a name="nested.classes.inherited.from.class.cpw.mods.fml.common.eventhandler.Event">
+<!--   -->
+</a>
+<h3>Nested classes/interfaces inherited from class&nbsp;cpw.mods.fml.common.eventhandler.<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true" title="class or interface in cpw.mods.fml.common.eventhandler">Event</a></h3>
+<code><a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.HasResult.html?is-external=true" title="class or interface in cpw.mods.fml.common.eventhandler">Event.HasResult</a>, <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.Result.html?is-external=true" title="class or interface in cpw.mods.fml.common.eventhandler">Event.Result</a></code></li>
+</ul>
+</li>
+</ul>
+<!-- ========== METHOD SUMMARY =========== -->
+<ul class="blockList">
+<li class="blockList"><a name="method.summary">
+<!--   -->
+</a>
+<h3>Method Summary</h3>
+<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
+<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
+<tr>
+<th class="colFirst" scope="col">Modifier and Type</th>
+<th class="colLast" scope="col">Method and Description</th>
+</tr>
+<tr id="i0" class="altColor">
+<td class="colFirst"><code>static void</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html#fireEvent-net.minecraft.world.World-int-int-int-int-int-int-com.gtnewhorizon.structurelib.structure.IStructureElement-">fireEvent</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+         int&nbsp;x,
+         int&nbsp;y,
+         int&nbsp;z,
+         int&nbsp;a,
+         int&nbsp;b,
+         int&nbsp;c,
+         <a href="../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;?&gt;&nbsp;element)</code>
+<div class="block">Fire this event on <code>MinecraftForge.EVENT_BUS</code> by populating it with given arguments.</div>
+</td>
+</tr>
+<tr id="i1" class="rowColor">
+<td class="colFirst"><code>int</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html#getA--">getA</a></span>()</code>
+<div class="block">A position in ABC coordinate, relative to (0,0,0) in the piece, i.e.</div>
+</td>
+</tr>
+<tr id="i2" class="altColor">
+<td class="colFirst"><code>int</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html#getB--">getB</a></span>()</code>
+<div class="block">B position in ABC coordinate, relative to (0,0,0) in the piece, i.e.</div>
+</td>
+</tr>
+<tr id="i3" class="rowColor">
+<td class="colFirst"><code>int</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html#getC--">getC</a></span>()</code>
+<div class="block">C position in ABC coordinate, relative to (0,0,0) in the piece, i.e.</div>
+</td>
+</tr>
+<tr id="i4" class="altColor">
+<td class="colFirst"><code><a href="../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;?&gt;</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html#getElement--">getElement</a></span>()</code>
+<div class="block">Element being visited.</div>
+</td>
+</tr>
+<tr id="i5" class="rowColor">
+<td class="colFirst"><code><a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html#getWorld--">getWorld</a></span>()</code>
+<div class="block">Location of this event.</div>
+</td>
+</tr>
+<tr id="i6" class="altColor">
+<td class="colFirst"><code>int</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html#getX--">getX</a></span>()</code>
+<div class="block">Location of this event.</div>
+</td>
+</tr>
+<tr id="i7" class="rowColor">
+<td class="colFirst"><code>int</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html#getY--">getY</a></span>()</code>
+<div class="block">Location of this event.</div>
+</td>
+</tr>
+<tr id="i8" class="altColor">
+<td class="colFirst"><code>int</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html#getZ--">getZ</a></span>()</code>
+<div class="block">Location of this event.</div>
+</td>
+</tr>
+<tr id="i9" class="rowColor">
+<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html#toString--">toString</a></span>()</code>&nbsp;</td>
+</tr>
+</table>
+<ul class="blockList">
+<li class="blockList"><a name="methods.inherited.from.class.com.gtnewhorizon.structurelib.StructureEvent">
+<!--   -->
+</a>
+<h3>Methods inherited from class&nbsp;com.gtnewhorizon.structurelib.<a href="../../../com/gtnewhorizon/structurelib/StructureEvent.html" title="class in com.gtnewhorizon.structurelib">StructureEvent</a></h3>
+<code><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.html#getInstrumentIdentifier--">getInstrumentIdentifier</a></code></li>
+</ul>
+<ul class="blockList">
+<li class="blockList"><a name="methods.inherited.from.class.cpw.mods.fml.common.eventhandler.Event">
+<!--   -->
+</a>
+<h3>Methods inherited from class&nbsp;cpw.mods.fml.common.eventhandler.<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true" title="class or interface in cpw.mods.fml.common.eventhandler">Event</a></h3>
+<code><a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true#getListenerList--" title="class or interface in cpw.mods.fml.common.eventhandler">getListenerList</a>, <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true#getPhase--" title="class or interface in cpw.mods.fml.common.eventhandler">getPhase</a>, <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true#getResult--" title="class or interface in cpw.mods.fml.common.eventhandler">getResult</a>, <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true#hasResult--" title="class or interface in cpw.mods.fml.common.eventhandler">hasResult</a>, <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true#isCancelable--" title="class or interface in cpw.mods.fml.common.eventhandler">isCancelable</a>, <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true#isCanceled--" title="class or interface in cpw.mods.fml.common.eventhandler">isCanceled</a>, <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true#setCanceled-boolean-" title="class or interface in cpw.mods.fml.common.eventhandler">setCanceled</a>, <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true#setPhase-cpw.mods.fml.common.eventhandler.EventPriority-" title="class or interface in cpw.mods.fml.common.eventhandler">setPhase</a>, <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true#setResult-cpw.mods.fml.common.eventhandler.Event.Result-" title="class or interface in cpw.mods.fml.common.eventhandler">setResult</a>, <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true#setup--" title="class or interface in cpw.mods.fml.common.eventhandler">setup</a></code></li>
+</ul>
+<ul class="blockList">
+<li class="blockList"><a name="methods.inherited.from.class.java.lang.Object">
+<!--   -->
+</a>
+<h3>Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
+<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li>
+</ul>
+</li>
+</ul>
+</li>
+</ul>
+</div>
+<div class="details">
+<ul class="blockList">
+<li class="blockList">
+<!-- ============ METHOD DETAIL ========== -->
+<ul class="blockList">
+<li class="blockList"><a name="method.detail">
+<!--   -->
+</a>
+<h3>Method Detail</h3>
+<a name="fireEvent-net.minecraft.world.World-int-int-int-int-int-int-com.gtnewhorizon.structurelib.structure.IStructureElement-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>fireEvent</h4>
+<pre>public static&nbsp;void&nbsp;fireEvent(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                             int&nbsp;x,
+                             int&nbsp;y,
+                             int&nbsp;z,
+                             int&nbsp;a,
+                             int&nbsp;b,
+                             int&nbsp;c,
+                             <a href="../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;?&gt;&nbsp;element)</pre>
+<div class="block">Fire this event on <code>MinecraftForge.EVENT_BUS</code> by populating it with given arguments.
+ Do nothing if instrumenting isn't enabled for current thread.
+ <p>
+ Any <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang"><code>Exception</code></a> thrown by event listeners will be logged and ignored. <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Error.html?is-external=true" title="class or interface in java.lang"><code>Error</code></a> will be propagated
+ as is.</div>
+</li>
+</ul>
+<a name="getA--">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getA</h4>
+<pre>public&nbsp;int&nbsp;getA()</pre>
+<div class="block">A position in ABC coordinate, relative to (0,0,0) in the piece, i.e. without baseOffset
+ <p>
+ Submit a feature request if you need the baseOffset.</div>
+</li>
+</ul>
+<a name="getB--">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getB</h4>
+<pre>public&nbsp;int&nbsp;getB()</pre>
+<div class="block">B position in ABC coordinate, relative to (0,0,0) in the piece, i.e. without baseOffset
+ <p>
+ Submit a feature request if you need the baseOffset.</div>
+</li>
+</ul>
+<a name="getC--">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getC</h4>
+<pre>public&nbsp;int&nbsp;getC()</pre>
+<div class="block">C position in ABC coordinate, relative to (0,0,0) in the piece, i.e. without baseOffset
+ <p>
+ Submit a feature request if you need the baseOffset.</div>
+</li>
+</ul>
+<a name="getElement--">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getElement</h4>
+<pre>public&nbsp;<a href="../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;?&gt;&nbsp;getElement()</pre>
+<div class="block">Element being visited.</div>
+</li>
+</ul>
+<a name="toString--">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>toString</h4>
+<pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;toString()</pre>
+<dl>
+<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
+<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a></code>&nbsp;in class&nbsp;<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></dd>
+</dl>
+</li>
+</ul>
+<a name="getWorld--">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getWorld</h4>
+<pre>public&nbsp;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;getWorld()</pre>
+<div class="block">Location of this event.</div>
+</li>
+</ul>
+<a name="getX--">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getX</h4>
+<pre>public&nbsp;int&nbsp;getX()</pre>
+<div class="block">Location of this event. Absolute world coordinate.</div>
+</li>
+</ul>
+<a name="getY--">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getY</h4>
+<pre>public&nbsp;int&nbsp;getY()</pre>
+<div class="block">Location of this event. Absolute world coordinate.</div>
+</li>
+</ul>
+<a name="getZ--">
+<!--   -->
+</a>
+<ul class="blockListLast">
+<li class="blockList">
+<h4>getZ</h4>
+<pre>public&nbsp;int&nbsp;getZ()</pre>
+<div class="block">Location of this event. Absolute world coordinate.</div>
+</li>
+</ul>
+</li>
+</ul>
+</li>
+</ul>
+</div>
+</div>
+<!-- ========= END OF CLASS DATA ========= -->
+<!-- ======= START OF BOTTOM NAVBAR ====== -->
+<div class="bottomNav"><a name="navbar.bottom">
+<!--   -->
+</a>
+<div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div>
+<a name="navbar.bottom.firstrow">
+<!--   -->
+</a>
+<ul class="navList" title="Navigation">
+<li><a href="../../../overview-summary.html">Overview</a></li>
+<li><a href="package-summary.html">Package</a></li>
+<li class="navBarCell1Rev">Class</li>
+<li><a href="package-tree.html">Tree</a></li>
+<li><a href="../../../deprecated-list.html">Deprecated</a></li>
+<li><a href="../../../index-all.html">Index</a></li>
+<li><a href="../../../help-doc.html">Help</a></li>
+</ul>
+</div>
+<div class="subNav">
+<ul class="navList">
+<li><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.html" title="class in com.gtnewhorizon.structurelib"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
+<li><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html" title="class in com.gtnewhorizon.structurelib"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
+</ul>
+<ul class="navList">
+<li><a href="../../../index.html?com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" target="_top">Frames</a></li>
+<li><a href="StructureEvent.StructureElementVisitedEvent.html" target="_top">No&nbsp;Frames</a></li>
+</ul>
+<ul class="navList" id="allclasses_navbar_bottom">
+<li><a href="../../../allclasses-noframe.html">All&nbsp;Classes</a></li>
+</ul>
+<div>
+<script type="text/javascript"><!--
+  allClassesLink = document.getElementById("allclasses_navbar_bottom");
+  if(window==top) {
+    allClassesLink.style.display = "block";
+  }
+  else {
+    allClassesLink.style.display = "none";
+  }
+  //-->
+</script>
+</div>
+<div>
+<ul class="subNavList">
+<li>Summary:&nbsp;</li>
+<li><a href="#nested.classes.inherited.from.class.com.gtnewhorizon.structurelib.StructureEvent">Nested</a>&nbsp;|&nbsp;</li>
+<li>Field&nbsp;|&nbsp;</li>
+<li>Constr&nbsp;|&nbsp;</li>
+<li><a href="#method.summary">Method</a></li>
+</ul>
+<ul class="subNavList">
+<li>Detail:&nbsp;</li>
+<li>Field&nbsp;|&nbsp;</li>
+<li>Constr&nbsp;|&nbsp;</li>
+<li><a href="#method.detail">Method</a></li>
+</ul>
+</div>
+<a name="skip.navbar.bottom">
+<!--   -->
+</a></div>
+<!-- ======== END OF BOTTOM NAVBAR ======= -->
+</body>
+</html>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/StructureEvent.html b/master/javadoc/com/gtnewhorizon/structurelib/StructureEvent.html
new file mode 100644
index 00000000..b0004e75
--- /dev/null
+++ b/master/javadoc/com/gtnewhorizon/structurelib/StructureEvent.html
@@ -0,0 +1,290 @@
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<!-- NewPage -->
+<html lang="en">
+<head>
+<!-- Generated by javadoc -->
+<title>StructureEvent (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
+<link rel="stylesheet" type="text/css" href="../../../stylesheet.css" title="Style">
+<script type="text/javascript" src="../../../script.js"></script>
+</head>
+<body>
+<script type="text/javascript"><!--
+    try {
+        if (location.href.indexOf('is-external=true') == -1) {
+            parent.document.title="StructureEvent (StructureLib 1.7.10-1.1.12-15-g978938d API)";
+        }
+    }
+    catch(err) {
+    }
+//-->
+var methods = {"i0":10};
+var tabs = {65535:["t0","All Methods"],2:["t2","Instance Methods"],8:["t4","Concrete Methods"]};
+var altColor = "altColor";
+var rowColor = "rowColor";
+var tableTab = "tableTab";
+var activeTableTab = "activeTableTab";
+</script>
+<noscript>
+<div>JavaScript is disabled on your browser.</div>
+</noscript>
+<!-- ========= START OF TOP NAVBAR ======= -->
+<div class="topNav"><a name="navbar.top">
+<!--   -->
+</a>
+<div class="skipNav"><a href="#skip.navbar.top" title="Skip navigation links">Skip navigation links</a></div>
+<a name="navbar.top.firstrow">
+<!--   -->
+</a>
+<ul class="navList" title="Navigation">
+<li><a href="../../../overview-summary.html">Overview</a></li>
+<li><a href="package-summary.html">Package</a></li>
+<li class="navBarCell1Rev">Class</li>
+<li><a href="package-tree.html">Tree</a></li>
+<li><a href="../../../deprecated-list.html">Deprecated</a></li>
+<li><a href="../../../index-all.html">Index</a></li>
+<li><a href="../../../help-doc.html">Help</a></li>
+</ul>
+</div>
+<div class="subNav">
+<ul class="navList">
+<li>Prev&nbsp;Class</li>
+<li><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
+</ul>
+<ul class="navList">
+<li><a href="../../../index.html?com/gtnewhorizon/structurelib/StructureEvent.html" target="_top">Frames</a></li>
+<li><a href="StructureEvent.html" target="_top">No&nbsp;Frames</a></li>
+</ul>
+<ul class="navList" id="allclasses_navbar_top">
+<li><a href="../../../allclasses-noframe.html">All&nbsp;Classes</a></li>
+</ul>
+<div>
+<script type="text/javascript"><!--
+  allClassesLink = document.getElementById("allclasses_navbar_top");
+  if(window==top) {
+    allClassesLink.style.display = "block";
+  }
+  else {
+    allClassesLink.style.display = "none";
+  }
+  //-->
+</script>
+</div>
+<div>
+<ul class="subNavList">
+<li>Summary:&nbsp;</li>
+<li><a href="#nested.class.summary">Nested</a>&nbsp;|&nbsp;</li>
+<li>Field&nbsp;|&nbsp;</li>
+<li>Constr&nbsp;|&nbsp;</li>
+<li><a href="#method.summary">Method</a></li>
+</ul>
+<ul class="subNavList">
+<li>Detail:&nbsp;</li>
+<li>Field&nbsp;|&nbsp;</li>
+<li>Constr&nbsp;|&nbsp;</li>
+<li><a href="#method.detail">Method</a></li>
+</ul>
+</div>
+<a name="skip.navbar.top">
+<!--   -->
+</a></div>
+<!-- ========= END OF TOP NAVBAR ========= -->
+<!-- ======== START OF CLASS DATA ======== -->
+<div class="header">
+<div class="subTitle">com.gtnewhorizon.structurelib</div>
+<h2 title="Class StructureEvent" class="title">Class StructureEvent</h2>
+</div>
+<div class="contentContainer">
+<ul class="inheritance">
+<li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
+<li>
+<ul class="inheritance">
+<li><a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true" title="class or interface in cpw.mods.fml.common.eventhandler">cpw.mods.fml.common.eventhandler.Event</a></li>
+<li>
+<ul class="inheritance">
+<li>com.gtnewhorizon.structurelib.StructureEvent</li>
+</ul>
+</li>
+</ul>
+</li>
+</ul>
+<div class="description">
+<ul class="blockList">
+<li class="blockList">
+<dl>
+<dt>Direct Known Subclasses:</dt>
+<dd><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib">StructureEvent.StructureElementVisitedEvent</a></dd>
+</dl>
+<hr>
+<br>
+<pre>public abstract class <span class="typeNameLabel">StructureEvent</span>
+extends <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true" title="class or interface in cpw.mods.fml.common.eventhandler">Event</a></pre>
+<div class="block">Subscribers are <b>required</b> to not keep reference to these events, nor to depend on values of these events after
+ the method call returns.
+ <p>
+ All of these events will be fired on the <code>MinecraftForge.EVENT_BUS</code>, if they are
+ enabled by <a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#enableInstrument-java.lang.Object-"><code>StructureLibAPI.enableInstrument(Object)</code></a>.
+ <p>
+ All public stuff in this class and its enclosed classes are considered part of the public API.
+ Backwards compatibility is maintained to the maximum extend possible.</div>
+</li>
+</ul>
+</div>
+<div class="summary">
+<ul class="blockList">
+<li class="blockList">
+<!-- ======== NESTED CLASS SUMMARY ======== -->
+<ul class="blockList">
+<li class="blockList"><a name="nested.class.summary">
+<!--   -->
+</a>
+<h3>Nested Class Summary</h3>
+<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Nested Class Summary table, listing nested classes, and an explanation">
+<caption><span>Nested Classes</span><span class="tabEnd">&nbsp;</span></caption>
+<tr>
+<th class="colFirst" scope="col">Modifier and Type</th>
+<th class="colLast" scope="col">Class and Description</th>
+</tr>
+<tr class="altColor">
+<td class="colFirst"><code>static class&nbsp;</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib">StructureEvent.StructureElementVisitedEvent</a></span></code>
+<div class="block">Fired <b>just before</b> any structure element is visited.</div>
+</td>
+</tr>
+</table>
+<ul class="blockList">
+<li class="blockList"><a name="nested.classes.inherited.from.class.cpw.mods.fml.common.eventhandler.Event">
+<!--   -->
+</a>
+<h3>Nested classes/interfaces inherited from class&nbsp;cpw.mods.fml.common.eventhandler.<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true" title="class or interface in cpw.mods.fml.common.eventhandler">Event</a></h3>
+<code><a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.HasResult.html?is-external=true" title="class or interface in cpw.mods.fml.common.eventhandler">Event.HasResult</a>, <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.Result.html?is-external=true" title="class or interface in cpw.mods.fml.common.eventhandler">Event.Result</a></code></li>
+</ul>
+</li>
+</ul>
+<!-- ========== METHOD SUMMARY =========== -->
+<ul class="blockList">
+<li class="blockList"><a name="method.summary">
+<!--   -->
+</a>
+<h3>Method Summary</h3>
+<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
+<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
+<tr>
+<th class="colFirst" scope="col">Modifier and Type</th>
+<th class="colLast" scope="col">Method and Description</th>
+</tr>
+<tr id="i0" class="altColor">
+<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.html#getInstrumentIdentifier--">getInstrumentIdentifier</a></span>()</code>
+<div class="block">The instrument identifier.</div>
+</td>
+</tr>
+</table>
+<ul class="blockList">
+<li class="blockList"><a name="methods.inherited.from.class.cpw.mods.fml.common.eventhandler.Event">
+<!--   -->
+</a>
+<h3>Methods inherited from class&nbsp;cpw.mods.fml.common.eventhandler.<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true" title="class or interface in cpw.mods.fml.common.eventhandler">Event</a></h3>
+<code><a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true#getListenerList--" title="class or interface in cpw.mods.fml.common.eventhandler">getListenerList</a>, <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true#getPhase--" title="class or interface in cpw.mods.fml.common.eventhandler">getPhase</a>, <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true#getResult--" title="class or interface in cpw.mods.fml.common.eventhandler">getResult</a>, <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true#hasResult--" title="class or interface in cpw.mods.fml.common.eventhandler">hasResult</a>, <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true#isCancelable--" title="class or interface in cpw.mods.fml.common.eventhandler">isCancelable</a>, <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true#isCanceled--" title="class or interface in cpw.mods.fml.common.eventhandler">isCanceled</a>, <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true#setCanceled-boolean-" title="class or interface in cpw.mods.fml.common.eventhandler">setCanceled</a>, <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true#setPhase-cpw.mods.fml.common.eventhandler.EventPriority-" title="class or interface in cpw.mods.fml.common.eventhandler">setPhase</a>, <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true#setResult-cpw.mods.fml.common.eventhandler.Event.Result-" title="class or interface in cpw.mods.fml.common.eventhandler">setResult</a>, <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true#setup--" title="class or interface in cpw.mods.fml.common.eventhandler">setup</a></code></li>
+</ul>
+<ul class="blockList">
+<li class="blockList"><a name="methods.inherited.from.class.java.lang.Object">
+<!--   -->
+</a>
+<h3>Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
+<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li>
+</ul>
+</li>
+</ul>
+</li>
+</ul>
+</div>
+<div class="details">
+<ul class="blockList">
+<li class="blockList">
+<!-- ============ METHOD DETAIL ========== -->
+<ul class="blockList">
+<li class="blockList"><a name="method.detail">
+<!--   -->
+</a>
+<h3>Method Detail</h3>
+<a name="getInstrumentIdentifier--">
+<!--   -->
+</a>
+<ul class="blockListLast">
+<li class="blockList">
+<h4>getInstrumentIdentifier</h4>
+<pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;getInstrumentIdentifier()</pre>
+<div class="block">The instrument identifier. Subscribers should filter by these identifiers to prevent listening to a structure
+ event for other people.</div>
+</li>
+</ul>
+</li>
+</ul>
+</li>
+</ul>
+</div>
+</div>
+<!-- ========= END OF CLASS DATA ========= -->
+<!-- ======= START OF BOTTOM NAVBAR ====== -->
+<div class="bottomNav"><a name="navbar.bottom">
+<!--   -->
+</a>
+<div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div>
+<a name="navbar.bottom.firstrow">
+<!--   -->
+</a>
+<ul class="navList" title="Navigation">
+<li><a href="../../../overview-summary.html">Overview</a></li>
+<li><a href="package-summary.html">Package</a></li>
+<li class="navBarCell1Rev">Class</li>
+<li><a href="package-tree.html">Tree</a></li>
+<li><a href="../../../deprecated-list.html">Deprecated</a></li>
+<li><a href="../../../index-all.html">Index</a></li>
+<li><a href="../../../help-doc.html">Help</a></li>
+</ul>
+</div>
+<div class="subNav">
+<ul class="navList">
+<li>Prev&nbsp;Class</li>
+<li><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
+</ul>
+<ul class="navList">
+<li><a href="../../../index.html?com/gtnewhorizon/structurelib/StructureEvent.html" target="_top">Frames</a></li>
+<li><a href="StructureEvent.html" target="_top">No&nbsp;Frames</a></li>
+</ul>
+<ul class="navList" id="allclasses_navbar_bottom">
+<li><a href="../../../allclasses-noframe.html">All&nbsp;Classes</a></li>
+</ul>
+<div>
+<script type="text/javascript"><!--
+  allClassesLink = document.getElementById("allclasses_navbar_bottom");
+  if(window==top) {
+    allClassesLink.style.display = "block";
+  }
+  else {
+    allClassesLink.style.display = "none";
+  }
+  //-->
+</script>
+</div>
+<div>
+<ul class="subNavList">
+<li>Summary:&nbsp;</li>
+<li><a href="#nested.class.summary">Nested</a>&nbsp;|&nbsp;</li>
+<li>Field&nbsp;|&nbsp;</li>
+<li>Constr&nbsp;|&nbsp;</li>
+<li><a href="#method.summary">Method</a></li>
+</ul>
+<ul class="subNavList">
+<li>Detail:&nbsp;</li>
+<li>Field&nbsp;|&nbsp;</li>
+<li>Constr&nbsp;|&nbsp;</li>
+<li><a href="#method.detail">Method</a></li>
+</ul>
+</div>
+<a name="skip.navbar.bottom">
+<!--   -->
+</a></div>
+<!-- ======== END OF BOTTOM NAVBAR ======= -->
+</body>
+</html>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/StructureLibAPI.html b/master/javadoc/com/gtnewhorizon/structurelib/StructureLibAPI.html
index 2ae91457..beb131fa 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/StructureLibAPI.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/StructureLibAPI.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>StructureLibAPI (StructureLib 1.7.10-1.1.12 API)</title>
+<title>StructureLibAPI (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../script.js"></script>
 </head>
@@ -11,14 +11,14 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="StructureLibAPI (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="StructureLibAPI (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
     }
 //-->
-var methods = {"i0":9,"i1":9,"i2":9,"i3":9,"i4":9,"i5":9,"i6":9,"i7":9,"i8":9,"i9":9,"i10":9,"i11":9,"i12":9,"i13":9,"i14":9,"i15":9,"i16":9,"i17":9,"i18":9,"i19":9};
-var tabs = {65535:["t0","All Methods"],1:["t1","Static Methods"],8:["t4","Concrete Methods"]};
+var methods = {"i0":9,"i1":9,"i2":9,"i3":9,"i4":9,"i5":9,"i6":9,"i7":9,"i8":9,"i9":9,"i10":9,"i11":9,"i12":41,"i13":9,"i14":9,"i15":9,"i16":9,"i17":9,"i18":9,"i19":9,"i20":9,"i21":9,"i22":9,"i23":9};
+var tabs = {65535:["t0","All Methods"],1:["t1","Static Methods"],8:["t4","Concrete Methods"],32:["t6","Deprecated Methods"]};
 var altColor = "altColor";
 var rowColor = "rowColor";
 var tableTab = "tableTab";
@@ -47,7 +47,7 @@ var activeTableTab = "activeTableTab";
 </div>
 <div class="subNav">
 <ul class="navList">
-<li>Prev&nbsp;Class</li>
+<li><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
 <li>Next&nbsp;Class</li>
 </ul>
 <ul class="navList">
@@ -223,7 +223,7 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 </a>
 <h3>Method Summary</h3>
 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
-<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
+<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t6" class="tableTab"><span><a href="javascript:show(32);">Deprecated Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
 <tr>
 <th class="colFirst" scope="col">Modifier and Type</th>
 <th class="colLast" scope="col">Method and Description</th>
@@ -249,23 +249,35 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 </tr>
 <tr id="i2" class="altColor">
 <td class="colFirst"><code>static void</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#disableInstrument--">disableInstrument</a></span>()</code>
+<div class="block">Stop instrumenting.</div>
+</td>
+</tr>
+<tr id="i3" class="rowColor">
+<td class="colFirst"><code>static void</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#enableInstrument-java.lang.Object-">enableInstrument</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;identifier)</code>
+<div class="block">Start instrumenting <b>for the current thread only</b>.</div>
+</td>
+</tr>
+<tr id="i4" class="altColor">
+<td class="colFirst"><code>static void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#endHinting-net.minecraft.world.World-">endHinting</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;w)</code>
 <div class="block">End current batch of hinting.</div>
 </td>
 </tr>
-<tr id="i3" class="rowColor">
+<tr id="i5" class="rowColor">
 <td class="colFirst"><code>static <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/block/Block.html?is-external=true" title="class or interface in net.minecraft.block">Block</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#getBlockHint--">getBlockHint</a></span>()</code>
 <div class="block">Get the Block for StructureLib supplied hint block.</div>
 </td>
 </tr>
-<tr id="i4" class="altColor">
+<tr id="i6" class="altColor">
 <td class="colFirst"><code>static <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/Item.html?is-external=true" title="class or interface in net.minecraft.item">Item</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#getItemBlockHint--">getItemBlockHint</a></span>()</code>
 <div class="block">Get the ItemBlock for StructureLib supplied hint block.</div>
 </td>
 </tr>
-<tr id="i5" class="rowColor">
+<tr id="i7" class="rowColor">
 <td class="colFirst"><code>static void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#hintParticle-net.minecraft.world.World-int-int-int-net.minecraft.block.Block-int-">hintParticle</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;w,
             int&nbsp;x,
@@ -276,7 +288,7 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 <div class="block">Generate a new hint particle on client side at given location using textures from given block.</div>
 </td>
 </tr>
-<tr id="i6" class="altColor">
+<tr id="i8" class="altColor">
 <td class="colFirst"><code>static void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#hintParticle-net.minecraft.world.World-int-int-int-net.minecraft.util.IIcon:A-">hintParticle</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;w,
             int&nbsp;x,
@@ -286,7 +298,7 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 <div class="block">Generate a new hint particle on client side at given location using given textures.</div>
 </td>
 </tr>
-<tr id="i7" class="rowColor">
+<tr id="i9" class="rowColor">
 <td class="colFirst"><code>static void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#hintParticleTinted-net.minecraft.world.World-int-int-int-net.minecraft.block.Block-int-short:A-">hintParticleTinted</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;w,
                   int&nbsp;x,
@@ -298,7 +310,7 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 <div class="block">Generate a new hint particle on client side at given location using textures from given block with a tint.</div>
 </td>
 </tr>
-<tr id="i8" class="altColor">
+<tr id="i10" class="altColor">
 <td class="colFirst"><code>static void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#hintParticleTinted-net.minecraft.world.World-int-int-int-net.minecraft.util.IIcon:A-short:A-">hintParticleTinted</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;w,
                   int&nbsp;x,
@@ -309,23 +321,39 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 <div class="block">Generate a new hint particle on client side at given location using given textures with a tint.</div>
 </td>
 </tr>
-<tr id="i9" class="rowColor">
+<tr id="i11" class="rowColor">
+<td class="colFirst"><code>static boolean</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#isBlockTriviallyReplaceable-net.minecraft.world.World-int-int-int-net.minecraft.entity.player.EntityPlayer-">isBlockTriviallyReplaceable</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;w,
+                           int&nbsp;x,
+                           int&nbsp;y,
+                           int&nbsp;z,
+                           <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a>&nbsp;actor)</code>
+<div class="block">Determines if given block can be replaced without much effort.</div>
+</td>
+</tr>
+<tr id="i12" class="altColor">
 <td class="colFirst"><code>static boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#isBlockTriviallyReplaceable-net.minecraft.world.World-int-int-int-net.minecraft.entity.player.EntityPlayerMP-">isBlockTriviallyReplaceable</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;w,
                            int&nbsp;x,
                            int&nbsp;y,
                            int&nbsp;z,
                            <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayerMP.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayerMP</a>&nbsp;actor)</code>
-<div class="block">Determines if given block can be replaced without much effort.</div>
+<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;</div>
 </td>
 </tr>
-<tr id="i10" class="altColor">
+<tr id="i13" class="rowColor">
 <td class="colFirst"><code>static boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#isDebugEnabled--">isDebugEnabled</a></span>()</code>
 <div class="block">Check if structure debug mode is on.</div>
 </td>
 </tr>
-<tr id="i11" class="rowColor">
+<tr id="i14" class="altColor">
+<td class="colFirst"><code>static boolean</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#isInstrumentEnabled--">isInstrumentEnabled</a></span>()</code>
+<div class="block">Check if instrumenting is enabled.</div>
+</td>
+</tr>
+<tr id="i15" class="rowColor">
 <td class="colFirst"><code>static boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#markHintParticleError-net.minecraft.entity.player.EntityPlayer-net.minecraft.world.World-int-int-int-">markHintParticleError</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a>&nbsp;player,
                      <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;w,
@@ -335,50 +363,50 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 <div class="block">Update the tint of given hint particle.</div>
 </td>
 </tr>
-<tr id="i12" class="altColor">
+<tr id="i16" class="altColor">
 <td class="colFirst"><code>static void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#queryAlignment-com.gtnewhorizon.structurelib.alignment.IAlignmentProvider-">queryAlignment</a></span>(<a href="../../../com/gtnewhorizon/structurelib/alignment/IAlignmentProvider.html" title="interface in com.gtnewhorizon.structurelib.alignment">IAlignmentProvider</a>&nbsp;provider)</code>
 <div class="block">Query the ExtendedFacing of this tile entity from client side.</div>
 </td>
 </tr>
-<tr id="i13" class="rowColor">
+<tr id="i17" class="rowColor">
 <td class="colFirst"><code>static void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#sendAlignment-com.gtnewhorizon.structurelib.alignment.IAlignmentProvider-">sendAlignment</a></span>(<a href="../../../com/gtnewhorizon/structurelib/alignment/IAlignmentProvider.html" title="interface in com.gtnewhorizon.structurelib.alignment">IAlignmentProvider</a>&nbsp;provider)</code>
 <div class="block">Send the ExtendedFacing of this Tile Entity to all players.</div>
 </td>
 </tr>
-<tr id="i14" class="altColor">
+<tr id="i18" class="altColor">
 <td class="colFirst"><code>static void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#sendAlignment-com.gtnewhorizon.structurelib.alignment.IAlignmentProvider-net.minecraft.entity.player.EntityPlayerMP-">sendAlignment</a></span>(<a href="../../../com/gtnewhorizon/structurelib/alignment/IAlignmentProvider.html" title="interface in com.gtnewhorizon.structurelib.alignment">IAlignmentProvider</a>&nbsp;provider,
              <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayerMP.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayerMP</a>&nbsp;player)</code>
 <div class="block">Send the ExtendedFacing of this Tile Entity to given player.</div>
 </td>
 </tr>
-<tr id="i15" class="rowColor">
+<tr id="i19" class="rowColor">
 <td class="colFirst"><code>static void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#sendAlignment-com.gtnewhorizon.structurelib.alignment.IAlignmentProvider-cpw.mods.fml.common.network.NetworkRegistry.TargetPoint-">sendAlignment</a></span>(<a href="../../../com/gtnewhorizon/structurelib/alignment/IAlignmentProvider.html" title="interface in com.gtnewhorizon.structurelib.alignment">IAlignmentProvider</a>&nbsp;provider,
              <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/network/NetworkRegistry.TargetPoint.html?is-external=true" title="class or interface in cpw.mods.fml.common.network">NetworkRegistry.TargetPoint</a>&nbsp;targetPoint)</code>
 <div class="block">Send the ExtendedFacing of this Tile Entity to all players around target point.</div>
 </td>
 </tr>
-<tr id="i16" class="altColor">
+<tr id="i20" class="altColor">
 <td class="colFirst"><code>static void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#sendAlignment-com.gtnewhorizon.structurelib.alignment.IAlignmentProvider-net.minecraft.world.World-">sendAlignment</a></span>(<a href="../../../com/gtnewhorizon/structurelib/alignment/IAlignmentProvider.html" title="interface in com.gtnewhorizon.structurelib.alignment">IAlignmentProvider</a>&nbsp;provider,
              <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;dimension)</code>
 <div class="block">Send the ExtendedFacing of this Tile Entity to all players in that dimension.</div>
 </td>
 </tr>
-<tr id="i17" class="rowColor">
+<tr id="i21" class="rowColor">
 <td class="colFirst"><code>static void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#setDebugEnabled-boolean-">setDebugEnabled</a></span>(boolean&nbsp;enabled)</code>&nbsp;</td>
 </tr>
-<tr id="i18" class="altColor">
+<tr id="i22" class="altColor">
 <td class="colFirst"><code>static void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#startHinting-net.minecraft.world.World-">startHinting</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;w)</code>
 <div class="block">Start a batch of hinting.</div>
 </td>
 </tr>
-<tr id="i19" class="rowColor">
+<tr id="i23" class="rowColor">
 <td class="colFirst"><code>static boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#updateHintParticleTint-net.minecraft.entity.player.EntityPlayer-net.minecraft.world.World-int-int-int-short:A-">updateHintParticleTint</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a>&nbsp;player,
                       <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;w,
@@ -657,6 +685,68 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 <!--   -->
 </a>
 <h3>Method Detail</h3>
+<a name="enableInstrument-java.lang.Object-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>enableInstrument</h4>
+<pre>public static&nbsp;void&nbsp;enableInstrument(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;identifier)</pre>
+<div class="block">Start instrumenting <b>for the current thread only</b>. When instrumentation is enabled,
+ <a href="../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IStructureDefinition</code></a>'s builtin iteration methods will send <a href="../../../com/gtnewhorizon/structurelib/StructureEvent.html" title="class in com.gtnewhorizon.structurelib"><code>StructureEvent</code></a> and its subclasses when
+ appropriate. Otherwise, these events will not be sent at all, regardless of whether a listener for these events
+ are registered.
+ <p>
+ Identifiers are required to be value-comparable, i.e. overrides <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang"><code>Object.equals(Object)</code></a>.
+ Suggested identifier includes
+ <ul>
+     <li>Mod Instance or <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/ModContainer.html?is-external=true" title="class or interface in cpw.mods.fml.common"><code>ModContainer</code></a></li>
+     <li><a href="../../../com/gtnewhorizon/structurelib/alignment/constructable/IConstructable.html" title="interface in com.gtnewhorizon.structurelib.alignment.constructable"><code>IConstructable</code></a> and its friends, if you are triggering structure check via this interface.</li>
+     <li><a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/util/ResourceLocation.html?is-external=true" title="class or interface in net.minecraft.util"><code>ResourceLocation</code></a></li>
+ </ul>
+ <p>
+ It's an API abuse for normal <a href="../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IStructureDefinition</code></a> users to depend on this feature. They have full control
+ and full knowledge of the <a href="../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IStructureDefinition</code></a> they are using. Using events to instrument the structure
+ check/autoplace is completely unnecessary and does nothing but add overhead.
+ <p>
+ Instruments are required to call <a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#disableInstrument--"><code>disableInstrument()</code></a> whenever it is done with its business, as there can
+ be only one instrument for any given thread.</div>
+<dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>identifier</code> - an identifier sent along the actual event.</dd>
+<dt><span class="throwsLabel">Throws:</span></dt>
+<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalStateException.html?is-external=true" title="class or interface in java.lang">IllegalStateException</a></code> - if instrument has already been enabled.</dd>
+</dl>
+</li>
+</ul>
+<a name="disableInstrument--">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>disableInstrument</h4>
+<pre>public static&nbsp;void&nbsp;disableInstrument()</pre>
+<div class="block">Stop instrumenting.</div>
+<dl>
+<dt><span class="throwsLabel">Throws:</span></dt>
+<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalStateException.html?is-external=true" title="class or interface in java.lang">IllegalStateException</a></code> - if instrumenting hasn't been enabled.</dd>
+</dl>
+</li>
+</ul>
+<a name="isInstrumentEnabled--">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>isInstrumentEnabled</h4>
+<pre>public static&nbsp;boolean&nbsp;isInstrumentEnabled()</pre>
+<div class="block">Check if instrumenting is enabled.</div>
+<dl>
+<dt><span class="returnLabel">Returns:</span></dt>
+<dd>true if enabled, false otherwise</dd>
+</dl>
+</li>
+</ul>
 <a name="startHinting-net.minecraft.world.World-">
 <!--   -->
 </a>
@@ -789,7 +879,7 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
                                             int&nbsp;y,
                                             int&nbsp;z)</pre>
 <div class="block">Update the tint of given hint particle. Do nothing if particle not found.
-
+ <p>
  Can be called on either client side or server side.
  Server side will schedule a network message to update it for this player only.
  Will do nothing if no hint particle is found at given location.</div>
@@ -952,15 +1042,34 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 <ul class="blockList">
 <li class="blockList">
 <h4>isBlockTriviallyReplaceable</h4>
+<pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</a>
+public static&nbsp;boolean&nbsp;isBlockTriviallyReplaceable(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;w,
+                                                              int&nbsp;x,
+                                                              int&nbsp;y,
+                                                              int&nbsp;z,
+                                                              <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayerMP.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayerMP</a>&nbsp;actor)</pre>
+<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;</div>
+<div class="block">Determines if given block can be replaced without much effort. The exact predicate clauses is not stable and
+ will be changed, but the general idea will always stay the same.
+ <p>
+ Use this in your <a href="../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, AutoPlaceEnvironment)</code></a></div>
+</li>
+</ul>
+<a name="isBlockTriviallyReplaceable-net.minecraft.world.World-int-int-int-net.minecraft.entity.player.EntityPlayer-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>isBlockTriviallyReplaceable</h4>
 <pre>public static&nbsp;boolean&nbsp;isBlockTriviallyReplaceable(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;w,
                                                   int&nbsp;x,
                                                   int&nbsp;y,
                                                   int&nbsp;z,
-                                                  <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayerMP.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayerMP</a>&nbsp;actor)</pre>
+                                                  <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a>&nbsp;actor)</pre>
 <div class="block">Determines if given block can be replaced without much effort. The exact predicate clauses is not stable and
  will be changed, but the general idea will always stay the same.
  <p>
- Use this in your <a href="../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, java.util.function.Consumer)</code></a></div>
+ Use this in your <a href="../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, AutoPlaceEnvironment)</code></a></div>
 </li>
 </ul>
 <a name="addThrottledChat-java.lang.Object-net.minecraft.entity.player.EntityPlayer-net.minecraft.util.IChatComponent-short-">
@@ -977,7 +1086,7 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>throttleKey</code> - throttle key. Must properly implement <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang"><code>Object.hashCode()</code></a> and <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang"><code>Object.equals(Object)</code></a>
-                    to handle value equality.</dd>
+                         to handle value equality.</dd>
 <dd><code>player</code> - player to send chat to</dd>
 <dd><code>text</code> - chat to send</dd>
 <dd><code>intervalRequired</code> - interval required before last recorded time to actually send the message. unit in millisecond.
@@ -1000,11 +1109,11 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>throttleKey</code> - throttle key. Must properly implement <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang"><code>Object.hashCode()</code></a> and <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang"><code>Object.equals(Object)</code></a>
-                    to handle value equality.</dd>
+                            to handle value equality.</dd>
 <dd><code>player</code> - player to send chat to</dd>
 <dd><code>text</code> - chat to send</dd>
 <dd><code>intervalRequired</code> - interval required before last recorded time to actually send the message. unit in millisecond.
-                         we purposefully chose to not use a bigger data type to limit how long this interval can be</dd>
+                            we purposefully chose to not use a bigger data type to limit how long this interval can be</dd>
 <dd><code>forceUpdateLastSend</code> - if true, always update the last send time, even if the message isn't actually sent.</dd>
 </dl>
 </li>
@@ -1036,7 +1145,7 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 </div>
 <div class="subNav">
 <ul class="navList">
-<li>Prev&nbsp;Class</li>
+<li><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
 <li>Next&nbsp;Class</li>
 </ul>
 <ul class="navList">
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/AlignmentUtility.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/AlignmentUtility.html
index 53cafbb3..3d289c33 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/AlignmentUtility.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/AlignmentUtility.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>AlignmentUtility (StructureLib 1.7.10-1.1.12 API)</title>
+<title>AlignmentUtility (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="AlignmentUtility (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="AlignmentUtility (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/IAlignment.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/IAlignment.html
index 6861b209..3d0b01b8 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/IAlignment.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/IAlignment.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>IAlignment (StructureLib 1.7.10-1.1.12 API)</title>
+<title>IAlignment (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="IAlignment (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="IAlignment (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/IAlignmentLimits.Builder.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/IAlignmentLimits.Builder.html
index a6bdaaf7..19e5e4db 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/IAlignmentLimits.Builder.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/IAlignmentLimits.Builder.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>IAlignmentLimits.Builder (StructureLib 1.7.10-1.1.12 API)</title>
+<title>IAlignmentLimits.Builder (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="IAlignmentLimits.Builder (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="IAlignmentLimits.Builder (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/IAlignmentLimits.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/IAlignmentLimits.html
index 506e6109..2cf2c88b 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/IAlignmentLimits.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/IAlignmentLimits.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>IAlignmentLimits (StructureLib 1.7.10-1.1.12 API)</title>
+<title>IAlignmentLimits (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="IAlignmentLimits (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="IAlignmentLimits (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/IAlignmentProvider.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/IAlignmentProvider.html
index 9b6b2751..6eb18286 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/IAlignmentProvider.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/IAlignmentProvider.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>IAlignmentProvider (StructureLib 1.7.10-1.1.12 API)</title>
+<title>IAlignmentProvider (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="IAlignmentProvider (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="IAlignmentProvider (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/IntegerAxisSwap.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/IntegerAxisSwap.html
index 03ee1310..12b1dcd3 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/IntegerAxisSwap.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/IntegerAxisSwap.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>IntegerAxisSwap (StructureLib 1.7.10-1.1.12 API)</title>
+<title>IntegerAxisSwap (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="IntegerAxisSwap (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="IntegerAxisSwap (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/ChannelDataAccessor.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/ChannelDataAccessor.html
index 69b317fa..daefa539 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/ChannelDataAccessor.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/ChannelDataAccessor.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>ChannelDataAccessor (StructureLib 1.7.10-1.1.12 API)</title>
+<title>ChannelDataAccessor (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="ChannelDataAccessor (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="ChannelDataAccessor (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/ConstructableUtility.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/ConstructableUtility.html
index 97a8da9f..a2687a4d 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/ConstructableUtility.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/ConstructableUtility.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>ConstructableUtility (StructureLib 1.7.10-1.1.12 API)</title>
+<title>ConstructableUtility (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="ConstructableUtility (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="ConstructableUtility (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/IConstructable.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/IConstructable.html
index 2670c4ba..5fb21e36 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/IConstructable.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/IConstructable.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>IConstructable (StructureLib 1.7.10-1.1.12 API)</title>
+<title>IConstructable (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -11,14 +11,14 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="IConstructable (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="IConstructable (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
     }
 //-->
-var methods = {"i0":6,"i1":6};
-var tabs = {65535:["t0","All Methods"],2:["t2","Instance Methods"],4:["t3","Abstract Methods"]};
+var methods = {"i0":6,"i1":18,"i2":6};
+var tabs = {65535:["t0","All Methods"],2:["t2","Instance Methods"],4:["t3","Abstract Methods"],16:["t5","Default Methods"]};
 var altColor = "altColor";
 var rowColor = "rowColor";
 var tableTab = "tableTab";
@@ -118,7 +118,7 @@ var activeTableTab = "activeTableTab";
 </a>
 <h3>Method Summary</h3>
 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
-<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
+<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t5" class="tableTab"><span><a href="javascript:show(16);">Default Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
 <tr>
 <th class="colFirst" scope="col">Modifier and Type</th>
 <th class="colLast" scope="col">Method and Description</th>
@@ -129,6 +129,12 @@ var activeTableTab = "activeTableTab";
          boolean&nbsp;hintsOnly)</code>&nbsp;</td>
 </tr>
 <tr id="i1" class="rowColor">
+<td class="colFirst"><code>default <a href="../../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureDefinition</a>&lt;?&gt;</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/constructable/IConstructable.html#getStructureDefinition--">getStructureDefinition</a></span>()</code>
+<div class="block">Get the structure definition used for this constructable.</div>
+</td>
+</tr>
+<tr id="i2" class="altColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[]</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/constructable/IConstructable.html#getStructureDescription-net.minecraft.item.ItemStack-">getStructureDescription</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;stackSize)</code>&nbsp;</td>
 </tr>
@@ -157,6 +163,16 @@ var activeTableTab = "activeTableTab";
                boolean&nbsp;hintsOnly)</pre>
 </li>
 </ul>
+<a name="getStructureDefinition--">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getStructureDefinition</h4>
+<pre>default&nbsp;<a href="../../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureDefinition</a>&lt;?&gt;&nbsp;getStructureDefinition()</pre>
+<div class="block">Get the structure definition used for this constructable. Can be null if this constructable is not backed by one.</div>
+</li>
+</ul>
 <a name="getStructureDescription-net.minecraft.item.ItemStack-">
 <!--   -->
 </a>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/IConstructableProvider.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/IConstructableProvider.html
index ab325a82..608a4219 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/IConstructableProvider.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/IConstructableProvider.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>IConstructableProvider (StructureLib 1.7.10-1.1.12 API)</title>
+<title>IConstructableProvider (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="IConstructableProvider (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="IConstructableProvider (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/IMultiblockInfoContainer.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/IMultiblockInfoContainer.html
index 7f070b09..83e31b94 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/IMultiblockInfoContainer.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/IMultiblockInfoContainer.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>IMultiblockInfoContainer (StructureLib 1.7.10-1.1.12 API)</title>
+<title>IMultiblockInfoContainer (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="IMultiblockInfoContainer (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="IMultiblockInfoContainer (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/ISurvivalConstructable.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/ISurvivalConstructable.html
index 2352007c..1a05d67a 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/ISurvivalConstructable.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/ISurvivalConstructable.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>ISurvivalConstructable (StructureLib 1.7.10-1.1.12 API)</title>
+<title>ISurvivalConstructable (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -11,14 +11,14 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="ISurvivalConstructable (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="ISurvivalConstructable (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
     }
 //-->
-var methods = {"i0":6};
-var tabs = {65535:["t0","All Methods"],2:["t2","Instance Methods"],4:["t3","Abstract Methods"]};
+var methods = {"i0":49,"i1":50,"i2":18};
+var tabs = {65535:["t0","All Methods"],1:["t1","Static Methods"],2:["t2","Instance Methods"],16:["t5","Default Methods"],32:["t6","Deprecated Methods"]};
 var altColor = "altColor";
 var rowColor = "rowColor";
 var tableTab = "tableTab";
@@ -73,13 +73,13 @@ var activeTableTab = "activeTableTab";
 <ul class="subNavList">
 <li>Summary:&nbsp;</li>
 <li>Nested&nbsp;|&nbsp;</li>
-<li>Field&nbsp;|&nbsp;</li>
+<li><a href="#field.summary">Field</a>&nbsp;|&nbsp;</li>
 <li>Constr&nbsp;|&nbsp;</li>
 <li><a href="#method.summary">Method</a></li>
 </ul>
 <ul class="subNavList">
 <li>Detail:&nbsp;</li>
-<li>Field&nbsp;|&nbsp;</li>
+<li><a href="#field.detail">Field</a>&nbsp;|&nbsp;</li>
 <li>Constr&nbsp;|&nbsp;</li>
 <li><a href="#method.detail">Method</a></li>
 </ul>
@@ -105,12 +105,39 @@ var activeTableTab = "activeTableTab";
 <br>
 <pre>public interface <span class="typeNameLabel">ISurvivalConstructable</span>
 extends <a href="../../../../../com/gtnewhorizon/structurelib/alignment/constructable/IConstructable.html" title="interface in com.gtnewhorizon.structurelib.alignment.constructable">IConstructable</a></pre>
+<div class="block">An extension to <a href="../../../../../com/gtnewhorizon/structurelib/alignment/constructable/IConstructable.html" title="interface in com.gtnewhorizon.structurelib.alignment.constructable"><code>IConstructable</code></a>. Tile Entities (or delegates returned by <a href="../../../../../com/gtnewhorizon/structurelib/alignment/constructable/IConstructableProvider.html#getConstructable--"><code>IConstructableProvider.getConstructable()</code></a>
+ should implement this interface to allow third party tools and StructureLib builtin constructable tools to trigger
+ autoplace in survival mode.
+ <p>
+ While not originally planned, a creative player can also use this interface to trigger autoplace by using an
+ <a href="../../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IItemSource</code></a> with every possible items in the game.</div>
 </li>
 </ul>
 </div>
 <div class="summary">
 <ul class="blockList">
 <li class="blockList">
+<!-- =========== FIELD SUMMARY =========== -->
+<ul class="blockList">
+<li class="blockList"><a name="field.summary">
+<!--   -->
+</a>
+<h3>Field Summary</h3>
+<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation">
+<caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
+<tr>
+<th class="colFirst" scope="col">Modifier and Type</th>
+<th class="colLast" scope="col">Field and Description</th>
+</tr>
+<tr class="altColor">
+<td class="colFirst"><code>static boolean</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/constructable/ISurvivalConstructable.html#DISABLE_HACKY_MIGRATION_CODE">DISABLE_HACKY_MIGRATION_CODE</a></span></code>
+<div class="block">End player might want to disable this hack if it turns out to be too crashy</div>
+</td>
+</tr>
+</table>
+</li>
+</ul>
 <!-- ========== METHOD SUMMARY =========== -->
 <ul class="blockList">
 <li class="blockList"><a name="method.summary">
@@ -118,18 +145,33 @@ extends <a href="../../../../../com/gtnewhorizon/structurelib/alignment/construc
 </a>
 <h3>Method Summary</h3>
 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
-<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
+<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t5" class="tableTab"><span><a href="javascript:show(16);">Default Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t6" class="tableTab"><span><a href="javascript:show(32);">Deprecated Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
 <tr>
 <th class="colFirst" scope="col">Modifier and Type</th>
 <th class="colLast" scope="col">Method and Description</th>
 </tr>
 <tr id="i0" class="altColor">
-<td class="colFirst"><code>int</code></td>
+<td class="colFirst"><code>static <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/constructable/ISurvivalConstructable.html#Z:Z__get_player--">__get_player</a></span>()</code>
+<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;</div>
+</td>
+</tr>
+<tr id="i1" class="rowColor">
+<td class="colFirst"><code>default int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/constructable/ISurvivalConstructable.html#survivalConstruct-net.minecraft.item.ItemStack-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-">survivalConstruct</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;stackSize,
                  int&nbsp;elementBudget,
                  <a href="../../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;source,
                  <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayerMP.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayerMP</a>&nbsp;actor)</code>
-<div class="block">Construct the structure using <a href="../../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, java.util.function.Consumer)</code></a></div>
+<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;</div>
+</td>
+</tr>
+<tr id="i2" class="altColor">
+<td class="colFirst"><code>default int</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/constructable/ISurvivalConstructable.html#survivalConstruct-net.minecraft.item.ItemStack-int-com.gtnewhorizon.structurelib.structure.ISurvivalBuildEnvironment-">survivalConstruct</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;stackSize,
+                 int&nbsp;elementBudget,
+                 <a href="../../../../../com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html" title="interface in com.gtnewhorizon.structurelib.structure">ISurvivalBuildEnvironment</a>&nbsp;env)</code>
+<div class="block">Construct the structure using <a href="../../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, AutoPlaceEnvironment)</code></a>
+ or <a href="../../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#survivalBuild-T-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-int-com.gtnewhorizon.structurelib.structure.ISurvivalBuildEnvironment-boolean-"><code>IStructureDefinition.survivalBuild(Object, ItemStack, String, World, ExtendedFacing, int, int, int, int, int, int, int, ISurvivalBuildEnvironment, boolean)</code></a></div>
 </td>
 </tr>
 </table>
@@ -138,7 +180,7 @@ extends <a href="../../../../../com/gtnewhorizon/structurelib/alignment/construc
 <!--   -->
 </a>
 <h3>Methods inherited from interface&nbsp;com.gtnewhorizon.structurelib.alignment.constructable.<a href="../../../../../com/gtnewhorizon/structurelib/alignment/constructable/IConstructable.html" title="interface in com.gtnewhorizon.structurelib.alignment.constructable">IConstructable</a></h3>
-<code><a href="../../../../../com/gtnewhorizon/structurelib/alignment/constructable/IConstructable.html#construct-net.minecraft.item.ItemStack-boolean-">construct</a>, <a href="../../../../../com/gtnewhorizon/structurelib/alignment/constructable/IConstructable.html#getStructureDescription-net.minecraft.item.ItemStack-">getStructureDescription</a></code></li>
+<code><a href="../../../../../com/gtnewhorizon/structurelib/alignment/constructable/IConstructable.html#construct-net.minecraft.item.ItemStack-boolean-">construct</a>, <a href="../../../../../com/gtnewhorizon/structurelib/alignment/constructable/IConstructable.html#getStructureDefinition--">getStructureDefinition</a>, <a href="../../../../../com/gtnewhorizon/structurelib/alignment/constructable/IConstructable.html#getStructureDescription-net.minecraft.item.ItemStack-">getStructureDescription</a></code></li>
 </ul>
 </li>
 </ul>
@@ -148,6 +190,24 @@ extends <a href="../../../../../com/gtnewhorizon/structurelib/alignment/construc
 <div class="details">
 <ul class="blockList">
 <li class="blockList">
+<!-- ============ FIELD DETAIL =========== -->
+<ul class="blockList">
+<li class="blockList"><a name="field.detail">
+<!--   -->
+</a>
+<h3>Field Detail</h3>
+<a name="DISABLE_HACKY_MIGRATION_CODE">
+<!--   -->
+</a>
+<ul class="blockListLast">
+<li class="blockList">
+<h4>DISABLE_HACKY_MIGRATION_CODE</h4>
+<pre>static final&nbsp;boolean DISABLE_HACKY_MIGRATION_CODE</pre>
+<div class="block">End player might want to disable this hack if it turns out to be too crashy</div>
+</li>
+</ul>
+</li>
+</ul>
 <!-- ============ METHOD DETAIL ========== -->
 <ul class="blockList">
 <li class="blockList"><a name="method.detail">
@@ -157,23 +217,61 @@ extends <a href="../../../../../com/gtnewhorizon/structurelib/alignment/construc
 <a name="survivalConstruct-net.minecraft.item.ItemStack-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-">
 <!--   -->
 </a>
-<ul class="blockListLast">
+<ul class="blockList">
 <li class="blockList">
 <h4>survivalConstruct</h4>
-<pre>int&nbsp;survivalConstruct(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;stackSize,
-                      int&nbsp;elementBudget,
-                      <a href="../../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;source,
-                      <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayerMP.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayerMP</a>&nbsp;actor)</pre>
-<div class="block">Construct the structure using <a href="../../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, java.util.function.Consumer)</code></a></div>
+<pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</a>
+default&nbsp;int&nbsp;survivalConstruct(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;stackSize,
+                                          int&nbsp;elementBudget,
+                                          <a href="../../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;source,
+                                          <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayerMP.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayerMP</a>&nbsp;actor)</pre>
+<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;</div>
+<div class="block">Construct the structure using <a href="../../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, java.util.function.Consumer)</code></a>
+ or <a href="../../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#survivalBuild-T-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-boolean-"><code>IStructureDefinition.survivalBuild(Object, ItemStack, String, World, ExtendedFacing, int, int, int, int, int, int, int, IItemSource, EntityPlayerMP, boolean)</code></a></div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
-<dd><code>elementBudget</code> - The server configured element budget. You can tune this up a bit if the structure is too big, but
-                      generally should not be a 4 digits number to not overwhelm the server</dd>
+<dd><code>elementBudget</code> - The server configured element budget. The implementor can choose to tune this up a bit if
+                      the structure is too big, but generally should not be a 4 digits number to not overwhelm the
+                      server</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>-1 if done, otherwise number of elements placed this round</dd>
 </dl>
 </li>
 </ul>
+<a name="survivalConstruct-net.minecraft.item.ItemStack-int-com.gtnewhorizon.structurelib.structure.ISurvivalBuildEnvironment-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>survivalConstruct</h4>
+<pre>default&nbsp;int&nbsp;survivalConstruct(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;stackSize,
+                              int&nbsp;elementBudget,
+                              <a href="../../../../../com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html" title="interface in com.gtnewhorizon.structurelib.structure">ISurvivalBuildEnvironment</a>&nbsp;env)</pre>
+<div class="block">Construct the structure using <a href="../../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, AutoPlaceEnvironment)</code></a>
+ or <a href="../../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#survivalBuild-T-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-int-com.gtnewhorizon.structurelib.structure.ISurvivalBuildEnvironment-boolean-"><code>IStructureDefinition.survivalBuild(Object, ItemStack, String, World, ExtendedFacing, int, int, int, int, int, int, int, ISurvivalBuildEnvironment, boolean)</code></a></div>
+<dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>elementBudget</code> - The server configured element budget. The implementor can choose to tune this up a bit if
+                      the structure is too big, but generally should not be a 4 digits number to not overwhelm the
+                      server</dd>
+<dt><span class="returnLabel">Returns:</span></dt>
+<dd>-1 if done, -2 if not supported (e.g. due to an incompatible change in the API of env, otherwise number
+ of elements placed this round</dd>
+</dl>
+</li>
+</ul>
+<a name="Z:Z__get_player--">
+<!--   -->
+</a>
+<ul class="blockListLast">
+<li class="blockList">
+<h4>__get_player</h4>
+<pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</a>
+static&nbsp;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a>&nbsp;__get_player()</pre>
+<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;</div>
+<div class="block">Internal hack. Do not use.</div>
+</li>
+</ul>
 </li>
 </ul>
 </li>
@@ -227,13 +325,13 @@ extends <a href="../../../../../com/gtnewhorizon/structurelib/alignment/construc
 <ul class="subNavList">
 <li>Summary:&nbsp;</li>
 <li>Nested&nbsp;|&nbsp;</li>
-<li>Field&nbsp;|&nbsp;</li>
+<li><a href="#field.summary">Field</a>&nbsp;|&nbsp;</li>
 <li>Constr&nbsp;|&nbsp;</li>
 <li><a href="#method.summary">Method</a></li>
 </ul>
 <ul class="subNavList">
 <li>Detail:&nbsp;</li>
-<li>Field&nbsp;|&nbsp;</li>
+<li><a href="#field.detail">Field</a>&nbsp;|&nbsp;</li>
 <li>Constr&nbsp;|&nbsp;</li>
 <li><a href="#method.detail">Method</a></li>
 </ul>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/package-frame.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/package-frame.html
index fdc6bc60..3e07dbcb 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/package-frame.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/package-frame.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>com.gtnewhorizon.structurelib.alignment.constructable (StructureLib 1.7.10-1.1.12 API)</title>
+<title>com.gtnewhorizon.structurelib.alignment.constructable (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/package-summary.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/package-summary.html
index 3998f62c..2bcdf403 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/package-summary.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/package-summary.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>com.gtnewhorizon.structurelib.alignment.constructable (StructureLib 1.7.10-1.1.12 API)</title>
+<title>com.gtnewhorizon.structurelib.alignment.constructable (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="com.gtnewhorizon.structurelib.alignment.constructable (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="com.gtnewhorizon.structurelib.alignment.constructable (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
@@ -104,7 +104,9 @@
 </tr>
 <tr class="rowColor">
 <td class="colFirst"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/constructable/ISurvivalConstructable.html" title="interface in com.gtnewhorizon.structurelib.alignment.constructable">ISurvivalConstructable</a></td>
-<td class="colLast">&nbsp;</td>
+<td class="colLast">
+<div class="block">An extension to <a href="../../../../../com/gtnewhorizon/structurelib/alignment/constructable/IConstructable.html" title="interface in com.gtnewhorizon.structurelib.alignment.constructable"><code>IConstructable</code></a>.</div>
+</td>
 </tr>
 </tbody>
 </table>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/package-tree.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/package-tree.html
index 3d859dbd..669f0e87 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/package-tree.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/constructable/package-tree.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>com.gtnewhorizon.structurelib.alignment.constructable Class Hierarchy (StructureLib 1.7.10-1.1.12 API)</title>
+<title>com.gtnewhorizon.structurelib.alignment.constructable Class Hierarchy (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="com.gtnewhorizon.structurelib.alignment.constructable Class Hierarchy (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="com.gtnewhorizon.structurelib.alignment.constructable Class Hierarchy (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html
index 4fa7f46f..6098daf8 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>Direction (StructureLib 1.7.10-1.1.12 API)</title>
+<title>Direction (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -11,13 +11,13 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="Direction (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="Direction (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
     }
 //-->
-var methods = {"i0":10,"i1":9,"i2":10,"i3":9,"i4":9};
+var methods = {"i0":10,"i1":9,"i2":9,"i3":10,"i4":9,"i5":9};
 var tabs = {65535:["t0","All Methods"],1:["t1","Static Methods"],2:["t2","Instance Methods"],8:["t4","Concrete Methods"]};
 var altColor = "altColor";
 var rowColor = "rowColor";
@@ -196,16 +196,20 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?i
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html#getAxisVector-net.minecraftforge.common.util.ForgeDirection-">getAxisVector</a></span>(net.minecraftforge.common.util.ForgeDirection&nbsp;forgeDirection)</code>&nbsp;</td>
 </tr>
 <tr id="i2" class="altColor">
+<td class="colFirst"><code>static <a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">Direction</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html#getByAxisVector-com.gtnewhorizon.structurelib.util.Vec3Impl-">getByAxisVector</a></span>(<a href="../../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util">Vec3Impl</a>&nbsp;vec3)</code>&nbsp;</td>
+</tr>
+<tr id="i3" class="rowColor">
 <td class="colFirst"><code>net.minecraftforge.common.util.ForgeDirection</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html#getForgeDirection--">getForgeDirection</a></span>()</code>&nbsp;</td>
 </tr>
-<tr id="i3" class="rowColor">
+<tr id="i4" class="altColor">
 <td class="colFirst"><code>static <a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">Direction</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html#valueOf-java.lang.String-">valueOf</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name)</code>
 <div class="block">Returns the enum constant of this type with the specified name.</div>
 </td>
 </tr>
-<tr id="i4" class="altColor">
+<tr id="i5" class="rowColor">
 <td class="colFirst"><code>static <a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">Direction</a>[]</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html#values--">values</a></span>()</code>
 <div class="block">Returns an array containing the constants of this enum type, in
@@ -383,12 +387,21 @@ not permitted.)</div>
 <a name="getAxisVector-net.minecraftforge.common.util.ForgeDirection-">
 <!--   -->
 </a>
-<ul class="blockListLast">
+<ul class="blockList">
 <li class="blockList">
 <h4>getAxisVector</h4>
 <pre>public static&nbsp;<a href="../../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util">Vec3Impl</a>&nbsp;getAxisVector(net.minecraftforge.common.util.ForgeDirection&nbsp;forgeDirection)</pre>
 </li>
 </ul>
+<a name="getByAxisVector-com.gtnewhorizon.structurelib.util.Vec3Impl-">
+<!--   -->
+</a>
+<ul class="blockListLast">
+<li class="blockList">
+<h4>getByAxisVector</h4>
+<pre>public static&nbsp;<a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">Direction</a>&nbsp;getByAxisVector(<a href="../../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util">Vec3Impl</a>&nbsp;vec3)</pre>
+</li>
+</ul>
 </li>
 </ul>
 </li>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html
index 7bd315e1..daea21b8 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>ExtendedFacing (StructureLib 1.7.10-1.1.12 API)</title>
+<title>ExtendedFacing (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -11,13 +11,13 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="ExtendedFacing (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="ExtendedFacing (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
     }
 //-->
-var methods = {"i0":9,"i1":9,"i2":9,"i3":9,"i4":9,"i5":10,"i6":10,"i7":10,"i8":10,"i9":10,"i10":10,"i11":10,"i12":10,"i13":10,"i14":10,"i15":10,"i16":10,"i17":10,"i18":10,"i19":10,"i20":10,"i21":10,"i22":10,"i23":10,"i24":10,"i25":10,"i26":10,"i27":10,"i28":10,"i29":10,"i30":9,"i31":9,"i32":9,"i33":9,"i34":9,"i35":10,"i36":10,"i37":10};
+var methods = {"i0":9,"i1":9,"i2":9,"i3":9,"i4":9,"i5":10,"i6":10,"i7":10,"i8":10,"i9":10,"i10":10,"i11":10,"i12":10,"i13":10,"i14":10,"i15":10,"i16":10,"i17":10,"i18":10,"i19":10,"i20":10,"i21":10,"i22":10,"i23":10,"i24":10,"i25":10,"i26":10,"i27":10,"i28":10,"i29":10,"i30":10,"i31":9,"i32":9,"i33":9,"i34":9,"i35":9,"i36":10,"i37":10,"i38":10};
 var tabs = {65535:["t0","All Methods"],1:["t1","Static Methods"],2:["t2","Instance Methods"],8:["t4","Concrete Methods"]};
 var altColor = "altColor";
 var rowColor = "rowColor";
@@ -580,61 +580,67 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?i
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html#getRotation--">getRotation</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i26" class="altColor">
+<td class="colFirst"><code>net.minecraftforge.common.util.ForgeDirection</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html#getWorldDirection-net.minecraftforge.common.util.ForgeDirection-">getWorldDirection</a></span>(net.minecraftforge.common.util.ForgeDirection&nbsp;abcDirection)</code>
+<div class="block">do note the ABC coordinate system is (X, -Y, Z).</div>
+</td>
+</tr>
+<tr id="i27" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html#getWorldOffset-double:A-double:A-">getWorldOffset</a></span>(double[]&nbsp;point,
               double[]&nbsp;out)</code>&nbsp;</td>
 </tr>
-<tr id="i27" class="rowColor">
+<tr id="i28" class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html#getWorldOffset-int:A-int:A-">getWorldOffset</a></span>(int[]&nbsp;point,
               int[]&nbsp;out)</code>&nbsp;</td>
 </tr>
-<tr id="i28" class="altColor">
+<tr id="i29" class="rowColor">
 <td class="colFirst"><code><a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/util/Vec3.html?is-external=true" title="class or interface in net.minecraft.util">Vec3</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html#getWorldOffset-net.minecraft.util.Vec3-">getWorldOffset</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/util/Vec3.html?is-external=true" title="class or interface in net.minecraft.util">Vec3</a>&nbsp;abcOffset)</code>
 <div class="block">Translates relative to front facing offset  to  world offset</div>
 </td>
 </tr>
-<tr id="i29" class="rowColor">
+<tr id="i30" class="altColor">
 <td class="colFirst"><code><a href="../../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util">Vec3Impl</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html#getWorldOffset-com.gtnewhorizon.structurelib.util.Vec3Impl-">getWorldOffset</a></span>(<a href="../../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util">Vec3Impl</a>&nbsp;abcOffset)</code>&nbsp;</td>
 </tr>
-<tr id="i30" class="altColor">
+<tr id="i31" class="rowColor">
 <td class="colFirst"><code>static <a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">ExtendedFacing</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html#of-net.minecraftforge.common.util.ForgeDirection-">of</a></span>(net.minecraftforge.common.util.ForgeDirection&nbsp;direction)</code>&nbsp;</td>
 </tr>
-<tr id="i31" class="rowColor">
+<tr id="i32" class="altColor">
 <td class="colFirst"><code>static <a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">ExtendedFacing</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html#of-net.minecraftforge.common.util.ForgeDirection-com.gtnewhorizon.structurelib.alignment.enumerable.Rotation-com.gtnewhorizon.structurelib.alignment.enumerable.Flip-">of</a></span>(net.minecraftforge.common.util.ForgeDirection&nbsp;direction,
   <a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/Rotation.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">Rotation</a>&nbsp;rotation,
   <a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/Flip.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">Flip</a>&nbsp;flip)</code>&nbsp;</td>
 </tr>
-<tr id="i32" class="altColor">
+<tr id="i33" class="rowColor">
 <td class="colFirst"><code>static <a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">ExtendedFacing</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html#random-java.util.Random-">random</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Random.html?is-external=true" title="class or interface in java.util">Random</a>&nbsp;rand)</code>&nbsp;</td>
 </tr>
-<tr id="i33" class="rowColor">
+<tr id="i34" class="altColor">
 <td class="colFirst"><code>static <a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">ExtendedFacing</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html#valueOf-java.lang.String-">valueOf</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name)</code>
 <div class="block">Returns the enum constant of this type with the specified name.</div>
 </td>
 </tr>
-<tr id="i34" class="altColor">
+<tr id="i35" class="rowColor">
 <td class="colFirst"><code>static <a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">ExtendedFacing</a>[]</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html#values--">values</a></span>()</code>
 <div class="block">Returns an array containing the constants of this enum type, in
 the order they are declared.</div>
 </td>
 </tr>
-<tr id="i35" class="rowColor">
+<tr id="i36" class="altColor">
 <td class="colFirst"><code><a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">ExtendedFacing</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html#with-com.gtnewhorizon.structurelib.alignment.enumerable.Flip-">with</a></span>(<a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/Flip.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">Flip</a>&nbsp;flip)</code>&nbsp;</td>
 </tr>
-<tr id="i36" class="altColor">
+<tr id="i37" class="rowColor">
 <td class="colFirst"><code><a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">ExtendedFacing</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html#with-net.minecraftforge.common.util.ForgeDirection-">with</a></span>(net.minecraftforge.common.util.ForgeDirection&nbsp;direction)</code>&nbsp;</td>
 </tr>
-<tr id="i37" class="rowColor">
+<tr id="i38" class="altColor">
 <td class="colFirst"><code><a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">ExtendedFacing</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html#with-com.gtnewhorizon.structurelib.alignment.enumerable.Rotation-">with</a></span>(<a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/Rotation.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">Rotation</a>&nbsp;rotation)</code>&nbsp;</td>
 </tr>
@@ -1866,6 +1872,16 @@ not permitted.)</div>
                            double[]&nbsp;out)</pre>
 </li>
 </ul>
+<a name="getWorldDirection-net.minecraftforge.common.util.ForgeDirection-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getWorldDirection</h4>
+<pre>public&nbsp;net.minecraftforge.common.util.ForgeDirection&nbsp;getWorldDirection(net.minecraftforge.common.util.ForgeDirection&nbsp;abcDirection)</pre>
+<div class="block">do note the ABC coordinate system is (X, -Y, Z).</div>
+</li>
+</ul>
 <a name="getOffsetABC-net.minecraft.util.Vec3-">
 <!--   -->
 </a>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/Flip.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/Flip.html
index f912b6a4..2e65b06f 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/Flip.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/Flip.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>Flip (StructureLib 1.7.10-1.1.12 API)</title>
+<title>Flip (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="Flip (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="Flip (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/Rotation.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/Rotation.html
index ec45676a..62869bf7 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/Rotation.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/Rotation.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>Rotation (StructureLib 1.7.10-1.1.12 API)</title>
+<title>Rotation (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="Rotation (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="Rotation (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/package-frame.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/package-frame.html
index abf45ed7..9cac3e71 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/package-frame.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/package-frame.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>com.gtnewhorizon.structurelib.alignment.enumerable (StructureLib 1.7.10-1.1.12 API)</title>
+<title>com.gtnewhorizon.structurelib.alignment.enumerable (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/package-summary.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/package-summary.html
index 49523a2c..63123ed1 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/package-summary.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/package-summary.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>com.gtnewhorizon.structurelib.alignment.enumerable (StructureLib 1.7.10-1.1.12 API)</title>
+<title>com.gtnewhorizon.structurelib.alignment.enumerable (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="com.gtnewhorizon.structurelib.alignment.enumerable (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="com.gtnewhorizon.structurelib.alignment.enumerable (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/package-tree.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/package-tree.html
index 9dcadefc..a1a48db5 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/package-tree.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/enumerable/package-tree.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>com.gtnewhorizon.structurelib.alignment.enumerable Class Hierarchy (StructureLib 1.7.10-1.1.12 API)</title>
+<title>com.gtnewhorizon.structurelib.alignment.enumerable Class Hierarchy (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="com.gtnewhorizon.structurelib.alignment.enumerable Class Hierarchy (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="com.gtnewhorizon.structurelib.alignment.enumerable Class Hierarchy (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
@@ -81,10 +81,10 @@
 <ul>
 <li type="circle">java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true" title="class or interface in java.lang"><span class="typeNameLink">Enum</span></a>&lt;E&gt; (implements java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Comparable.html?is-external=true" title="class or interface in java.lang">Comparable</a>&lt;T&gt;, java.io.<a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>)
 <ul>
-<li type="circle">com.gtnewhorizon.structurelib.alignment.enumerable.<a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/Flip.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable"><span class="typeNameLink">Flip</span></a></li>
 <li type="circle">com.gtnewhorizon.structurelib.alignment.enumerable.<a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable"><span class="typeNameLink">Direction</span></a></li>
-<li type="circle">com.gtnewhorizon.structurelib.alignment.enumerable.<a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/Rotation.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable"><span class="typeNameLink">Rotation</span></a></li>
 <li type="circle">com.gtnewhorizon.structurelib.alignment.enumerable.<a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable"><span class="typeNameLink">ExtendedFacing</span></a></li>
+<li type="circle">com.gtnewhorizon.structurelib.alignment.enumerable.<a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/Rotation.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable"><span class="typeNameLink">Rotation</span></a></li>
+<li type="circle">com.gtnewhorizon.structurelib.alignment.enumerable.<a href="../../../../../com/gtnewhorizon/structurelib/alignment/enumerable/Flip.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable"><span class="typeNameLink">Flip</span></a></li>
 </ul>
 </li>
 </ul>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/package-frame.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/package-frame.html
index 42d8a4a5..8a998dac 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/package-frame.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/package-frame.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>com.gtnewhorizon.structurelib.alignment (StructureLib 1.7.10-1.1.12 API)</title>
+<title>com.gtnewhorizon.structurelib.alignment (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/package-summary.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/package-summary.html
index 7920849c..742258ce 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/package-summary.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/package-summary.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>com.gtnewhorizon.structurelib.alignment (StructureLib 1.7.10-1.1.12 API)</title>
+<title>com.gtnewhorizon.structurelib.alignment (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="com.gtnewhorizon.structurelib.alignment (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="com.gtnewhorizon.structurelib.alignment (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/alignment/package-tree.html b/master/javadoc/com/gtnewhorizon/structurelib/alignment/package-tree.html
index 09b32593..aa46d0d4 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/alignment/package-tree.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/alignment/package-tree.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>com.gtnewhorizon.structurelib.alignment Class Hierarchy (StructureLib 1.7.10-1.1.12 API)</title>
+<title>com.gtnewhorizon.structurelib.alignment Class Hierarchy (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="com.gtnewhorizon.structurelib.alignment Class Hierarchy (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="com.gtnewhorizon.structurelib.alignment Class Hierarchy (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/package-frame.html b/master/javadoc/com/gtnewhorizon/structurelib/package-frame.html
index 82a2d1e7..aa84a55f 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/package-frame.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/package-frame.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>com.gtnewhorizon.structurelib (StructureLib 1.7.10-1.1.12 API)</title>
+<title>com.gtnewhorizon.structurelib (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../script.js"></script>
 </head>
@@ -12,6 +12,8 @@
 <div class="indexContainer">
 <h2 title="Classes">Classes</h2>
 <ul title="Classes">
+<li><a href="StructureEvent.html" title="class in com.gtnewhorizon.structurelib" target="classFrame">StructureEvent</a></li>
+<li><a href="StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib" target="classFrame">StructureEvent.StructureElementVisitedEvent</a></li>
 <li><a href="StructureLibAPI.html" title="class in com.gtnewhorizon.structurelib" target="classFrame">StructureLibAPI</a></li>
 </ul>
 </div>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/package-summary.html b/master/javadoc/com/gtnewhorizon/structurelib/package-summary.html
index c2ed2301..4100d89d 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/package-summary.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/package-summary.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>com.gtnewhorizon.structurelib (StructureLib 1.7.10-1.1.12 API)</title>
+<title>com.gtnewhorizon.structurelib (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="com.gtnewhorizon.structurelib (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="com.gtnewhorizon.structurelib (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
@@ -81,6 +81,19 @@
 </tr>
 <tbody>
 <tr class="altColor">
+<td class="colFirst"><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.html" title="class in com.gtnewhorizon.structurelib">StructureEvent</a></td>
+<td class="colLast">
+<div class="block">Subscribers are <b>required</b> to not keep reference to these events, nor to depend on values of these events after
+ the method call returns.</div>
+</td>
+</tr>
+<tr class="rowColor">
+<td class="colFirst"><a href="../../../com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib">StructureEvent.StructureElementVisitedEvent</a></td>
+<td class="colLast">
+<div class="block">Fired <b>just before</b> any structure element is visited.</div>
+</td>
+</tr>
+<tr class="altColor">
 <td class="colFirst"><a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html" title="class in com.gtnewhorizon.structurelib">StructureLibAPI</a></td>
 <td class="colLast">
 <div class="block">A stable interface into the structure lib's internals.</div>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/package-tree.html b/master/javadoc/com/gtnewhorizon/structurelib/package-tree.html
index cb8b4aa1..69a19682 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/package-tree.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/package-tree.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>com.gtnewhorizon.structurelib Class Hierarchy (StructureLib 1.7.10-1.1.12 API)</title>
+<title>com.gtnewhorizon.structurelib Class Hierarchy (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="com.gtnewhorizon.structurelib Class Hierarchy (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="com.gtnewhorizon.structurelib Class Hierarchy (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
@@ -79,6 +79,15 @@
 <ul>
 <li type="circle">java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang"><span class="typeNameLink">Object</span></a>
 <ul>
+<li type="circle">cpw.mods.fml.common.eventhandler.<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true" title="class or interface in cpw.mods.fml.common.eventhandler"><span class="typeNameLink">Event</span></a>
+<ul>
+<li type="circle">com.gtnewhorizon.structurelib.<a href="../../../com/gtnewhorizon/structurelib/StructureEvent.html" title="class in com.gtnewhorizon.structurelib"><span class="typeNameLink">StructureEvent</span></a>
+<ul>
+<li type="circle">com.gtnewhorizon.structurelib.<a href="../../../com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib"><span class="typeNameLink">StructureEvent.StructureElementVisitedEvent</span></a></li>
+</ul>
+</li>
+</ul>
+</li>
 <li type="circle">com.gtnewhorizon.structurelib.<a href="../../../com/gtnewhorizon/structurelib/StructureLibAPI.html" title="class in com.gtnewhorizon.structurelib"><span class="typeNameLink">StructureLibAPI</span></a></li>
 </ul>
 </li>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html
new file mode 100644
index 00000000..9fcb282c
--- /dev/null
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html
@@ -0,0 +1,368 @@
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<!-- NewPage -->
+<html lang="en">
+<head>
+<!-- Generated by javadoc -->
+<title>AutoPlaceEnvironment.APILevel (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
+<link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
+<script type="text/javascript" src="../../../../script.js"></script>
+</head>
+<body>
+<script type="text/javascript"><!--
+    try {
+        if (location.href.indexOf('is-external=true') == -1) {
+            parent.document.title="AutoPlaceEnvironment.APILevel (StructureLib 1.7.10-1.1.12-15-g978938d API)";
+        }
+    }
+    catch(err) {
+    }
+//-->
+var methods = {"i0":9,"i1":9};
+var tabs = {65535:["t0","All Methods"],1:["t1","Static Methods"],8:["t4","Concrete Methods"]};
+var altColor = "altColor";
+var rowColor = "rowColor";
+var tableTab = "tableTab";
+var activeTableTab = "activeTableTab";
+</script>
+<noscript>
+<div>JavaScript is disabled on your browser.</div>
+</noscript>
+<!-- ========= START OF TOP NAVBAR ======= -->
+<div class="topNav"><a name="navbar.top">
+<!--   -->
+</a>
+<div class="skipNav"><a href="#skip.navbar.top" title="Skip navigation links">Skip navigation links</a></div>
+<a name="navbar.top.firstrow">
+<!--   -->
+</a>
+<ul class="navList" title="Navigation">
+<li><a href="../../../../overview-summary.html">Overview</a></li>
+<li><a href="package-summary.html">Package</a></li>
+<li class="navBarCell1Rev">Class</li>
+<li><a href="package-tree.html">Tree</a></li>
+<li><a href="../../../../deprecated-list.html">Deprecated</a></li>
+<li><a href="../../../../index-all.html">Index</a></li>
+<li><a href="../../../../help-doc.html">Help</a></li>
+</ul>
+</div>
+<div class="subNav">
+<ul class="navList">
+<li><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
+<li><a href="../../../../com/gtnewhorizon/structurelib/structure/IBlockPosConsumer.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
+</ul>
+<ul class="navList">
+<li><a href="../../../../index.html?com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" target="_top">Frames</a></li>
+<li><a href="AutoPlaceEnvironment.APILevel.html" target="_top">No&nbsp;Frames</a></li>
+</ul>
+<ul class="navList" id="allclasses_navbar_top">
+<li><a href="../../../../allclasses-noframe.html">All&nbsp;Classes</a></li>
+</ul>
+<div>
+<script type="text/javascript"><!--
+  allClassesLink = document.getElementById("allclasses_navbar_top");
+  if(window==top) {
+    allClassesLink.style.display = "block";
+  }
+  else {
+    allClassesLink.style.display = "none";
+  }
+  //-->
+</script>
+</div>
+<div>
+<ul class="subNavList">
+<li>Summary:&nbsp;</li>
+<li>Nested&nbsp;|&nbsp;</li>
+<li><a href="#enum.constant.summary">Enum Constants</a>&nbsp;|&nbsp;</li>
+<li>Field&nbsp;|&nbsp;</li>
+<li><a href="#method.summary">Method</a></li>
+</ul>
+<ul class="subNavList">
+<li>Detail:&nbsp;</li>
+<li><a href="#enum.constant.detail">Enum Constants</a>&nbsp;|&nbsp;</li>
+<li>Field&nbsp;|&nbsp;</li>
+<li><a href="#method.detail">Method</a></li>
+</ul>
+</div>
+<a name="skip.navbar.top">
+<!--   -->
+</a></div>
+<!-- ========= END OF TOP NAVBAR ========= -->
+<!-- ======== START OF CLASS DATA ======== -->
+<div class="header">
+<div class="subTitle">com.gtnewhorizon.structurelib.structure</div>
+<h2 title="Enum AutoPlaceEnvironment.APILevel" class="title">Enum AutoPlaceEnvironment.APILevel</h2>
+</div>
+<div class="contentContainer">
+<ul class="inheritance">
+<li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
+<li>
+<ul class="inheritance">
+<li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true" title="class or interface in java.lang">java.lang.Enum</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment.APILevel</a>&gt;</li>
+<li>
+<ul class="inheritance">
+<li>com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment.APILevel</li>
+</ul>
+</li>
+</ul>
+</li>
+</ul>
+<div class="description">
+<ul class="blockList">
+<li class="blockList">
+<dl>
+<dt>All Implemented Interfaces:</dt>
+<dd><a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Comparable.html?is-external=true" title="class or interface in java.lang">Comparable</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment.APILevel</a>&gt;</dd>
+</dl>
+<dl>
+<dt>Enclosing class:</dt>
+<dd><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a></dd>
+</dl>
+<hr>
+<br>
+<pre>public static enum <span class="typeNameLabel">AutoPlaceEnvironment.APILevel</span>
+extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true" title="class or interface in java.lang">Enum</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment.APILevel</a>&gt;</pre>
+<div class="block">Defines the various API level an <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure"><code>AutoPlaceEnvironment</code></a> has implemented.
+ <p>
+ Enum constants are defined in chronological order.</div>
+</li>
+</ul>
+</div>
+<div class="summary">
+<ul class="blockList">
+<li class="blockList">
+<!-- =========== ENUM CONSTANT SUMMARY =========== -->
+<ul class="blockList">
+<li class="blockList"><a name="enum.constant.summary">
+<!--   -->
+</a>
+<h3>Enum Constant Summary</h3>
+<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Enum Constant Summary table, listing enum constants, and an explanation">
+<caption><span>Enum Constants</span><span class="tabEnd">&nbsp;</span></caption>
+<tr>
+<th class="colOne" scope="col">Enum Constant and Description</th>
+</tr>
+<tr class="altColor">
+<td class="colOne"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html#Legacy">Legacy</a></span></code>
+<div class="block">Implements <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getChatter--"><code>AutoPlaceEnvironment.getChatter()</code></a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getActor--"><code>AutoPlaceEnvironment.getActor()</code></a> and <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getSource--"><code>AutoPlaceEnvironment.getSource()</code></a>.</div>
+</td>
+</tr>
+<tr class="rowColor">
+<td class="colOne"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html#LegacyRelaxed">LegacyRelaxed</a></span></code>
+<div class="block">Implements <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getChatter--"><code>AutoPlaceEnvironment.getChatter()</code></a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getActor--"><code>AutoPlaceEnvironment.getActor()</code></a> and <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getSource--"><code>AutoPlaceEnvironment.getSource()</code></a>.</div>
+</td>
+</tr>
+<tr class="altColor">
+<td class="colOne"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html#V2">V2</a></span></code>
+<div class="block">Implements everything so far we have defined.</div>
+</td>
+</tr>
+</table>
+</li>
+</ul>
+<!-- ========== METHOD SUMMARY =========== -->
+<ul class="blockList">
+<li class="blockList"><a name="method.summary">
+<!--   -->
+</a>
+<h3>Method Summary</h3>
+<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
+<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
+<tr>
+<th class="colFirst" scope="col">Modifier and Type</th>
+<th class="colLast" scope="col">Method and Description</th>
+</tr>
+<tr id="i0" class="altColor">
+<td class="colFirst"><code>static <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment.APILevel</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html#valueOf-java.lang.String-">valueOf</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name)</code>
+<div class="block">Returns the enum constant of this type with the specified name.</div>
+</td>
+</tr>
+<tr id="i1" class="rowColor">
+<td class="colFirst"><code>static <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment.APILevel</a>[]</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html#values--">values</a></span>()</code>
+<div class="block">Returns an array containing the constants of this enum type, in
+the order they are declared.</div>
+</td>
+</tr>
+</table>
+<ul class="blockList">
+<li class="blockList"><a name="methods.inherited.from.class.java.lang.Enum">
+<!--   -->
+</a>
+<h3>Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true" title="class or interface in java.lang">Enum</a></h3>
+<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true#compareTo-E-" title="class or interface in java.lang">compareTo</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true#getDeclaringClass--" title="class or interface in java.lang">getDeclaringClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true#name--" title="class or interface in java.lang">name</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true#ordinal--" title="class or interface in java.lang">ordinal</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true#valueOf-java.lang.Class-java.lang.String-" title="class or interface in java.lang">valueOf</a></code></li>
+</ul>
+<ul class="blockList">
+<li class="blockList"><a name="methods.inherited.from.class.java.lang.Object">
+<!--   -->
+</a>
+<h3>Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
+<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li>
+</ul>
+</li>
+</ul>
+</li>
+</ul>
+</div>
+<div class="details">
+<ul class="blockList">
+<li class="blockList">
+<!-- ============ ENUM CONSTANT DETAIL =========== -->
+<ul class="blockList">
+<li class="blockList"><a name="enum.constant.detail">
+<!--   -->
+</a>
+<h3>Enum Constant Detail</h3>
+<a name="Legacy">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>Legacy</h4>
+<pre>public static final&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment.APILevel</a> Legacy</pre>
+<div class="block">Implements <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getChatter--"><code>AutoPlaceEnvironment.getChatter()</code></a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getActor--"><code>AutoPlaceEnvironment.getActor()</code></a> and <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getSource--"><code>AutoPlaceEnvironment.getSource()</code></a>.
+ <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getActor--"><code>AutoPlaceEnvironment.getActor()</code></a> is guaranteed to be an <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayerMP.html?is-external=true" title="class or interface in net.minecraft.entity.player"><code>EntityPlayerMP</code></a></div>
+</li>
+</ul>
+<a name="LegacyRelaxed">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>LegacyRelaxed</h4>
+<pre>public static final&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment.APILevel</a> LegacyRelaxed</pre>
+<div class="block">Implements <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getChatter--"><code>AutoPlaceEnvironment.getChatter()</code></a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getActor--"><code>AutoPlaceEnvironment.getActor()</code></a> and <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getSource--"><code>AutoPlaceEnvironment.getSource()</code></a>.
+ <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getActor--"><code>AutoPlaceEnvironment.getActor()</code></a> is <b>NOT</b> guaranteed to be an <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayerMP.html?is-external=true" title="class or interface in net.minecraft.entity.player"><code>EntityPlayerMP</code></a></div>
+</li>
+</ul>
+<a name="V2">
+<!--   -->
+</a>
+<ul class="blockListLast">
+<li class="blockList">
+<h4>V2</h4>
+<pre>public static final&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment.APILevel</a> V2</pre>
+<div class="block">Implements everything so far we have defined.</div>
+</li>
+</ul>
+</li>
+</ul>
+<!-- ============ METHOD DETAIL ========== -->
+<ul class="blockList">
+<li class="blockList"><a name="method.detail">
+<!--   -->
+</a>
+<h3>Method Detail</h3>
+<a name="values--">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>values</h4>
+<pre>public static&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment.APILevel</a>[]&nbsp;values()</pre>
+<div class="block">Returns an array containing the constants of this enum type, in
+the order they are declared.  This method may be used to iterate
+over the constants as follows:
+<pre>
+for (AutoPlaceEnvironment.APILevel c : AutoPlaceEnvironment.APILevel.values())
+&nbsp;   System.out.println(c);
+</pre></div>
+<dl>
+<dt><span class="returnLabel">Returns:</span></dt>
+<dd>an array containing the constants of this enum type, in the order they are declared</dd>
+</dl>
+</li>
+</ul>
+<a name="valueOf-java.lang.String-">
+<!--   -->
+</a>
+<ul class="blockListLast">
+<li class="blockList">
+<h4>valueOf</h4>
+<pre>public static&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment.APILevel</a>&nbsp;valueOf(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name)</pre>
+<div class="block">Returns the enum constant of this type with the specified name.
+The string must match <i>exactly</i> an identifier used to declare an
+enum constant in this type.  (Extraneous whitespace characters are 
+not permitted.)</div>
+<dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>name</code> - the name of the enum constant to be returned.</dd>
+<dt><span class="returnLabel">Returns:</span></dt>
+<dd>the enum constant with the specified name</dd>
+<dt><span class="throwsLabel">Throws:</span></dt>
+<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if this enum type has no constant with the specified name</dd>
+<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/NullPointerException.html?is-external=true" title="class or interface in java.lang">NullPointerException</a></code> - if the argument is null</dd>
+</dl>
+</li>
+</ul>
+</li>
+</ul>
+</li>
+</ul>
+</div>
+</div>
+<!-- ========= END OF CLASS DATA ========= -->
+<!-- ======= START OF BOTTOM NAVBAR ====== -->
+<div class="bottomNav"><a name="navbar.bottom">
+<!--   -->
+</a>
+<div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div>
+<a name="navbar.bottom.firstrow">
+<!--   -->
+</a>
+<ul class="navList" title="Navigation">
+<li><a href="../../../../overview-summary.html">Overview</a></li>
+<li><a href="package-summary.html">Package</a></li>
+<li class="navBarCell1Rev">Class</li>
+<li><a href="package-tree.html">Tree</a></li>
+<li><a href="../../../../deprecated-list.html">Deprecated</a></li>
+<li><a href="../../../../index-all.html">Index</a></li>
+<li><a href="../../../../help-doc.html">Help</a></li>
+</ul>
+</div>
+<div class="subNav">
+<ul class="navList">
+<li><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
+<li><a href="../../../../com/gtnewhorizon/structurelib/structure/IBlockPosConsumer.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
+</ul>
+<ul class="navList">
+<li><a href="../../../../index.html?com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" target="_top">Frames</a></li>
+<li><a href="AutoPlaceEnvironment.APILevel.html" target="_top">No&nbsp;Frames</a></li>
+</ul>
+<ul class="navList" id="allclasses_navbar_bottom">
+<li><a href="../../../../allclasses-noframe.html">All&nbsp;Classes</a></li>
+</ul>
+<div>
+<script type="text/javascript"><!--
+  allClassesLink = document.getElementById("allclasses_navbar_bottom");
+  if(window==top) {
+    allClassesLink.style.display = "block";
+  }
+  else {
+    allClassesLink.style.display = "none";
+  }
+  //-->
+</script>
+</div>
+<div>
+<ul class="subNavList">
+<li>Summary:&nbsp;</li>
+<li>Nested&nbsp;|&nbsp;</li>
+<li><a href="#enum.constant.summary">Enum Constants</a>&nbsp;|&nbsp;</li>
+<li>Field&nbsp;|&nbsp;</li>
+<li><a href="#method.summary">Method</a></li>
+</ul>
+<ul class="subNavList">
+<li>Detail:&nbsp;</li>
+<li><a href="#enum.constant.detail">Enum Constants</a>&nbsp;|&nbsp;</li>
+<li>Field&nbsp;|&nbsp;</li>
+<li><a href="#method.detail">Method</a></li>
+</ul>
+</div>
+<a name="skip.navbar.bottom">
+<!--   -->
+</a></div>
+<!-- ======== END OF BOTTOM NAVBAR ======= -->
+</body>
+</html>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html
new file mode 100644
index 00000000..2b2fb8bb
--- /dev/null
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html
@@ -0,0 +1,468 @@
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<!-- NewPage -->
+<html lang="en">
+<head>
+<!-- Generated by javadoc -->
+<title>AutoPlaceEnvironment (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
+<link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
+<script type="text/javascript" src="../../../../script.js"></script>
+</head>
+<body>
+<script type="text/javascript"><!--
+    try {
+        if (location.href.indexOf('is-external=true') == -1) {
+            parent.document.title="AutoPlaceEnvironment (StructureLib 1.7.10-1.1.12-15-g978938d API)";
+        }
+    }
+    catch(err) {
+    }
+//-->
+var methods = {"i0":9,"i1":10,"i2":10,"i3":10,"i4":10,"i5":10,"i6":10,"i7":10,"i8":10,"i9":10};
+var tabs = {65535:["t0","All Methods"],1:["t1","Static Methods"],2:["t2","Instance Methods"],8:["t4","Concrete Methods"]};
+var altColor = "altColor";
+var rowColor = "rowColor";
+var tableTab = "tableTab";
+var activeTableTab = "activeTableTab";
+</script>
+<noscript>
+<div>JavaScript is disabled on your browser.</div>
+</noscript>
+<!-- ========= START OF TOP NAVBAR ======= -->
+<div class="topNav"><a name="navbar.top">
+<!--   -->
+</a>
+<div class="skipNav"><a href="#skip.navbar.top" title="Skip navigation links">Skip navigation links</a></div>
+<a name="navbar.top.firstrow">
+<!--   -->
+</a>
+<ul class="navList" title="Navigation">
+<li><a href="../../../../overview-summary.html">Overview</a></li>
+<li><a href="package-summary.html">Package</a></li>
+<li class="navBarCell1Rev">Class</li>
+<li><a href="package-tree.html">Tree</a></li>
+<li><a href="../../../../deprecated-list.html">Deprecated</a></li>
+<li><a href="../../../../index-all.html">Index</a></li>
+<li><a href="../../../../help-doc.html">Help</a></li>
+</ul>
+</div>
+<div class="subNav">
+<ul class="navList">
+<li>Prev&nbsp;Class</li>
+<li><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
+</ul>
+<ul class="navList">
+<li><a href="../../../../index.html?com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" target="_top">Frames</a></li>
+<li><a href="AutoPlaceEnvironment.html" target="_top">No&nbsp;Frames</a></li>
+</ul>
+<ul class="navList" id="allclasses_navbar_top">
+<li><a href="../../../../allclasses-noframe.html">All&nbsp;Classes</a></li>
+</ul>
+<div>
+<script type="text/javascript"><!--
+  allClassesLink = document.getElementById("allclasses_navbar_top");
+  if(window==top) {
+    allClassesLink.style.display = "block";
+  }
+  else {
+    allClassesLink.style.display = "none";
+  }
+  //-->
+</script>
+</div>
+<div>
+<ul class="subNavList">
+<li>Summary:&nbsp;</li>
+<li><a href="#nested.class.summary">Nested</a>&nbsp;|&nbsp;</li>
+<li>Field&nbsp;|&nbsp;</li>
+<li><a href="#constructor.summary">Constr</a>&nbsp;|&nbsp;</li>
+<li><a href="#method.summary">Method</a></li>
+</ul>
+<ul class="subNavList">
+<li>Detail:&nbsp;</li>
+<li>Field&nbsp;|&nbsp;</li>
+<li><a href="#constructor.detail">Constr</a>&nbsp;|&nbsp;</li>
+<li><a href="#method.detail">Method</a></li>
+</ul>
+</div>
+<a name="skip.navbar.top">
+<!--   -->
+</a></div>
+<!-- ========= END OF TOP NAVBAR ========= -->
+<!-- ======== START OF CLASS DATA ======== -->
+<div class="header">
+<div class="subTitle">com.gtnewhorizon.structurelib.structure</div>
+<h2 title="Class AutoPlaceEnvironment" class="title">Class AutoPlaceEnvironment</h2>
+</div>
+<div class="contentContainer">
+<ul class="inheritance">
+<li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
+<li>
+<ul class="inheritance">
+<li>com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment</li>
+</ul>
+</li>
+</ul>
+<div class="description">
+<ul class="blockList">
+<li class="blockList">
+<hr>
+<br>
+<pre>public class <span class="typeNameLabel">AutoPlaceEnvironment</span>
+extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre>
+<div class="block">Represent the environment in which autoplace of a single element took place.</div>
+</li>
+</ul>
+</div>
+<div class="summary">
+<ul class="blockList">
+<li class="blockList">
+<!-- ======== NESTED CLASS SUMMARY ======== -->
+<ul class="blockList">
+<li class="blockList"><a name="nested.class.summary">
+<!--   -->
+</a>
+<h3>Nested Class Summary</h3>
+<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Nested Class Summary table, listing nested classes, and an explanation">
+<caption><span>Nested Classes</span><span class="tabEnd">&nbsp;</span></caption>
+<tr>
+<th class="colFirst" scope="col">Modifier and Type</th>
+<th class="colLast" scope="col">Class and Description</th>
+</tr>
+<tr class="altColor">
+<td class="colFirst"><code>static class&nbsp;</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment.APILevel</a></span></code>
+<div class="block">Defines the various API level an <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure"><code>AutoPlaceEnvironment</code></a> has implemented.</div>
+</td>
+</tr>
+</table>
+</li>
+</ul>
+<!-- ======== CONSTRUCTOR SUMMARY ======== -->
+<ul class="blockList">
+<li class="blockList"><a name="constructor.summary">
+<!--   -->
+</a>
+<h3>Constructor Summary</h3>
+<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation">
+<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
+<tr>
+<th class="colFirst" scope="col">Modifier</th>
+<th class="colLast" scope="col">Constructor and Description</th>
+</tr>
+<tr class="altColor">
+<td class="colFirst"><code>protected </code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#AutoPlaceEnvironment-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">AutoPlaceEnvironment</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a>&nbsp;parent)</code>&nbsp;</td>
+</tr>
+</table>
+</li>
+</ul>
+<!-- ========== METHOD SUMMARY =========== -->
+<ul class="blockList">
+<li class="blockList"><a name="method.summary">
+<!--   -->
+</a>
+<h3>Method Summary</h3>
+<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
+<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
+<tr>
+<th class="colFirst" scope="col">Modifier and Type</th>
+<th class="colLast" scope="col">Method and Description</th>
+</tr>
+<tr id="i0" class="altColor">
+<td class="colFirst"><code>static <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#fromLegacy-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-java.util.function.Consumer-">fromLegacy</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;source,
+          <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a>&nbsp;actor,
+          <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Consumer.html?is-external=true" title="class or interface in java.util.function">Consumer</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/util/IChatComponent.html?is-external=true" title="class or interface in net.minecraft.util">IChatComponent</a>&gt;&nbsp;chatter)</code>&nbsp;</td>
+</tr>
+<tr id="i1" class="rowColor">
+<td class="colFirst"><code><a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getActor--">getActor</a></span>()</code>
+<div class="block">The initiator of actions.</div>
+</td>
+</tr>
+<tr id="i2" class="altColor">
+<td class="colFirst"><code><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment.APILevel</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getAPILevel--">getAPILevel</a></span>()</code>&nbsp;</td>
+</tr>
+<tr id="i3" class="rowColor">
+<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Consumer.html?is-external=true" title="class or interface in java.util.function">Consumer</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/util/IChatComponent.html?is-external=true" title="class or interface in net.minecraft.util">IChatComponent</a>&gt;</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getChatter--">getChatter</a></span>()</code>
+<div class="block">send error messages here.</div>
+</td>
+</tr>
+<tr id="i4" class="altColor">
+<td class="colFirst"><code><a href="../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">ExtendedFacing</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getFacing--">getFacing</a></span>()</code>&nbsp;</td>
+</tr>
+<tr id="i5" class="rowColor">
+<td class="colFirst"><code><a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getSource--">getSource</a></span>()</code>
+<div class="block">From where survival autoplace will drain resources.</div>
+</td>
+</tr>
+<tr id="i6" class="altColor">
+<td class="colFirst"><code>boolean</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#isContainedInPiece-int-int-int-">isContainedInPiece</a></span>(int&nbsp;offsetA,
+                  int&nbsp;offsetB,
+                  int&nbsp;offsetC)</code>
+<div class="block">Test if given location is contained within the current piece.</div>
+</td>
+</tr>
+<tr id="i7" class="rowColor">
+<td class="colFirst"><code><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#withActor-net.minecraft.entity.player.EntityPlayer-">withActor</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a>&nbsp;actor)</code>
+<div class="block">Return a new instance with actor modified to given value.</div>
+</td>
+</tr>
+<tr id="i8" class="altColor">
+<td class="colFirst"><code><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#withChatter-java.util.function.Consumer-">withChatter</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Consumer.html?is-external=true" title="class or interface in java.util.function">Consumer</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/util/IChatComponent.html?is-external=true" title="class or interface in net.minecraft.util">IChatComponent</a>&gt;&nbsp;chatter)</code>
+<div class="block">Return a new instance with chatter modified to given value.</div>
+</td>
+</tr>
+<tr id="i9" class="rowColor">
+<td class="colFirst"><code><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#withSource-com.gtnewhorizon.structurelib.structure.IItemSource-">withSource</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;source)</code>
+<div class="block">Return a new instance with source modified to given value.</div>
+</td>
+</tr>
+</table>
+<ul class="blockList">
+<li class="blockList"><a name="methods.inherited.from.class.java.lang.Object">
+<!--   -->
+</a>
+<h3>Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
+<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li>
+</ul>
+</li>
+</ul>
+</li>
+</ul>
+</div>
+<div class="details">
+<ul class="blockList">
+<li class="blockList">
+<!-- ========= CONSTRUCTOR DETAIL ======== -->
+<ul class="blockList">
+<li class="blockList"><a name="constructor.detail">
+<!--   -->
+</a>
+<h3>Constructor Detail</h3>
+<a name="AutoPlaceEnvironment-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">
+<!--   -->
+</a>
+<ul class="blockListLast">
+<li class="blockList">
+<h4>AutoPlaceEnvironment</h4>
+<pre>protected&nbsp;AutoPlaceEnvironment(<a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a>&nbsp;parent)</pre>
+</li>
+</ul>
+</li>
+</ul>
+<!-- ============ METHOD DETAIL ========== -->
+<ul class="blockList">
+<li class="blockList"><a name="method.detail">
+<!--   -->
+</a>
+<h3>Method Detail</h3>
+<a name="fromLegacy-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-java.util.function.Consumer-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>fromLegacy</h4>
+<pre>public static&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a>&nbsp;fromLegacy(<a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;source,
+                                              <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a>&nbsp;actor,
+                                              <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Consumer.html?is-external=true" title="class or interface in java.util.function">Consumer</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/util/IChatComponent.html?is-external=true" title="class or interface in net.minecraft.util">IChatComponent</a>&gt;&nbsp;chatter)</pre>
+</li>
+</ul>
+<a name="getAPILevel--">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getAPILevel</h4>
+<pre>public&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment.APILevel</a>&nbsp;getAPILevel()</pre>
+</li>
+</ul>
+<a name="getSource--">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getSource</h4>
+<pre>public&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;getSource()</pre>
+<div class="block">From where survival autoplace will drain resources.</div>
+</li>
+</ul>
+<a name="getActor--">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getActor</h4>
+<pre>public&nbsp;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a>&nbsp;getActor()</pre>
+<div class="block">The initiator of actions. for very critical errors you can also just send the error messages here, bypassing
+ any filter that <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getChatter--"><code>getChatter()</code></a> might have. You might want to use
+ <a href="../../../../com/gtnewhorizon/structurelib/StructureLibAPI.html#addThrottledChat-java.lang.Object-net.minecraft.entity.player.EntityPlayer-net.minecraft.util.IChatComponent-short-"><code>StructureLibAPI.addThrottledChat(Object, EntityPlayer, IChatComponent, short)</code></a>
+ to help reduce spam.</div>
+</li>
+</ul>
+<a name="getChatter--">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getChatter</h4>
+<pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Consumer.html?is-external=true" title="class or interface in java.util.function">Consumer</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/util/IChatComponent.html?is-external=true" title="class or interface in net.minecraft.util">IChatComponent</a>&gt;&nbsp;getChatter()</pre>
+<div class="block">send error messages here. Caller will choose an appropriate way to forward it to player if the other fallbacks
+ also fails.</div>
+</li>
+</ul>
+<a name="isContainedInPiece-int-int-int-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>isContainedInPiece</h4>
+<pre>public&nbsp;boolean&nbsp;isContainedInPiece(int&nbsp;offsetA,
+                                  int&nbsp;offsetB,
+                                  int&nbsp;offsetC)</pre>
+<div class="block">Test if given location is contained within the current piece.</div>
+<dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>offsetA</code> - offset in A direction <b>relative to current element</b></dd>
+<dd><code>offsetB</code> - offset in B direction <b>relative to current element</b></dd>
+<dd><code>offsetC</code> - offset in C direction <b>relative to current element</b></dd>
+<dt><span class="returnLabel">Returns:</span></dt>
+<dd>true if contained, false otherwise.</dd>
+</dl>
+</li>
+</ul>
+<a name="getFacing--">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getFacing</h4>
+<pre>public&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">ExtendedFacing</a>&nbsp;getFacing()</pre>
+</li>
+</ul>
+<a name="withSource-com.gtnewhorizon.structurelib.structure.IItemSource-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>withSource</h4>
+<pre>public&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a>&nbsp;withSource(<a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;source)</pre>
+<div class="block">Return a new instance with source modified to given value.</div>
+<dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>source</code> - new source</dd>
+<dt><span class="returnLabel">Returns:</span></dt>
+<dd>new instance</dd>
+</dl>
+</li>
+</ul>
+<a name="withActor-net.minecraft.entity.player.EntityPlayer-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>withActor</h4>
+<pre>public&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a>&nbsp;withActor(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a>&nbsp;actor)</pre>
+<div class="block">Return a new instance with actor modified to given value.</div>
+<dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>actor</code> - new actor</dd>
+<dt><span class="returnLabel">Returns:</span></dt>
+<dd>new instance</dd>
+</dl>
+</li>
+</ul>
+<a name="withChatter-java.util.function.Consumer-">
+<!--   -->
+</a>
+<ul class="blockListLast">
+<li class="blockList">
+<h4>withChatter</h4>
+<pre>public&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a>&nbsp;withChatter(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Consumer.html?is-external=true" title="class or interface in java.util.function">Consumer</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/util/IChatComponent.html?is-external=true" title="class or interface in net.minecraft.util">IChatComponent</a>&gt;&nbsp;chatter)</pre>
+<div class="block">Return a new instance with chatter modified to given value.</div>
+<dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>chatter</code> - new chatter</dd>
+<dt><span class="returnLabel">Returns:</span></dt>
+<dd>new instance</dd>
+</dl>
+</li>
+</ul>
+</li>
+</ul>
+</li>
+</ul>
+</div>
+</div>
+<!-- ========= END OF CLASS DATA ========= -->
+<!-- ======= START OF BOTTOM NAVBAR ====== -->
+<div class="bottomNav"><a name="navbar.bottom">
+<!--   -->
+</a>
+<div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div>
+<a name="navbar.bottom.firstrow">
+<!--   -->
+</a>
+<ul class="navList" title="Navigation">
+<li><a href="../../../../overview-summary.html">Overview</a></li>
+<li><a href="package-summary.html">Package</a></li>
+<li class="navBarCell1Rev">Class</li>
+<li><a href="package-tree.html">Tree</a></li>
+<li><a href="../../../../deprecated-list.html">Deprecated</a></li>
+<li><a href="../../../../index-all.html">Index</a></li>
+<li><a href="../../../../help-doc.html">Help</a></li>
+</ul>
+</div>
+<div class="subNav">
+<ul class="navList">
+<li>Prev&nbsp;Class</li>
+<li><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
+</ul>
+<ul class="navList">
+<li><a href="../../../../index.html?com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" target="_top">Frames</a></li>
+<li><a href="AutoPlaceEnvironment.html" target="_top">No&nbsp;Frames</a></li>
+</ul>
+<ul class="navList" id="allclasses_navbar_bottom">
+<li><a href="../../../../allclasses-noframe.html">All&nbsp;Classes</a></li>
+</ul>
+<div>
+<script type="text/javascript"><!--
+  allClassesLink = document.getElementById("allclasses_navbar_bottom");
+  if(window==top) {
+    allClassesLink.style.display = "block";
+  }
+  else {
+    allClassesLink.style.display = "none";
+  }
+  //-->
+</script>
+</div>
+<div>
+<ul class="subNavList">
+<li>Summary:&nbsp;</li>
+<li><a href="#nested.class.summary">Nested</a>&nbsp;|&nbsp;</li>
+<li>Field&nbsp;|&nbsp;</li>
+<li><a href="#constructor.summary">Constr</a>&nbsp;|&nbsp;</li>
+<li><a href="#method.summary">Method</a></li>
+</ul>
+<ul class="subNavList">
+<li>Detail:&nbsp;</li>
+<li>Field&nbsp;|&nbsp;</li>
+<li><a href="#constructor.detail">Constr</a>&nbsp;|&nbsp;</li>
+<li><a href="#method.detail">Method</a></li>
+</ul>
+</div>
+<a name="skip.navbar.bottom">
+<!--   -->
+</a></div>
+<!-- ======== END OF BOTTOM NAVBAR ======= -->
+</body>
+</html>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/IBlockPosConsumer.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/IBlockPosConsumer.html
index 5ce53224..3706ceec 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/IBlockPosConsumer.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/IBlockPosConsumer.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>IBlockPosConsumer (StructureLib 1.7.10-1.1.12 API)</title>
+<title>IBlockPosConsumer (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="IBlockPosConsumer (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="IBlockPosConsumer (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
@@ -47,7 +47,7 @@ var activeTableTab = "activeTableTab";
 </div>
 <div class="subNav">
 <ul class="navList">
-<li>Prev&nbsp;Class</li>
+<li><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
 <li><a href="../../../../com/gtnewhorizon/structurelib/structure/ICustomBlockSetting.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
 </ul>
 <ul class="navList">
@@ -179,7 +179,7 @@ var activeTableTab = "activeTableTab";
 </div>
 <div class="subNav">
 <ul class="navList">
-<li>Prev&nbsp;Class</li>
+<li><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
 <li><a href="../../../../com/gtnewhorizon/structurelib/structure/ICustomBlockSetting.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
 </ul>
 <ul class="navList">
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/ICustomBlockSetting.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/ICustomBlockSetting.html
index 7755fa54..03b13e40 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/ICustomBlockSetting.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/ICustomBlockSetting.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>ICustomBlockSetting (StructureLib 1.7.10-1.1.12 API)</title>
+<title>ICustomBlockSetting (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="ICustomBlockSetting (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="ICustomBlockSetting (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/IItemSource.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/IItemSource.html
index 32fa4dfe..1b257d0d 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/IItemSource.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/IItemSource.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>IItemSource (StructureLib 1.7.10-1.1.12 API)</title>
+<title>IItemSource (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="IItemSource (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="IItemSource (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
@@ -136,8 +136,7 @@ var activeTableTab = "activeTableTab";
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html#take-java.util.function.Predicate-boolean-int-">take</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Predicate.html?is-external=true" title="class or interface in java.util.function">Predicate</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&gt;&nbsp;predicate,
     boolean&nbsp;simulate,
     int&nbsp;count)</code>
-<div class="block">We are probably not going to need to get a lot of items from this method,
- so I don't care about the overhead of storing all fetched items even if downstream code doesn't need it</div>
+<div class="block">Retrieve some amount of items from this item source matching given filter.</div>
 </td>
 </tr>
 <tr id="i3" class="rowColor">
@@ -194,8 +193,18 @@ var activeTableTab = "activeTableTab";
 <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&gt;&nbsp;take(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Predicate.html?is-external=true" title="class or interface in java.util.function">Predicate</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&gt;&nbsp;predicate,
                                      boolean&nbsp;simulate,
                                      int&nbsp;count)</pre>
-<div class="block">We are probably not going to need to get a lot of items from this method,
+<div class="block">Retrieve some amount of items from this item source matching given filter.
+ <p>
+ We probably don't need to get a lot of items from this method,
  so I don't care about the overhead of storing all fetched items even if downstream code doesn't need it</div>
+<dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>predicate</code> - filtering predicate. should return true for ItemStacks that should be added to result collection</dd>
+<dd><code>simulate</code> - whether to actually commit the modification. true for dry run, false otherwise.</dd>
+<dd><code>count</code> - how many items to extract.</dd>
+<dt><span class="returnLabel">Returns:</span></dt>
+<dd>A nonnull map reflecting the result of extraction. Note this map is NBT and metadata aware.</dd>
+</dl>
 </li>
 </ul>
 <a name="takeOne-java.util.function.Predicate-boolean-">
@@ -208,8 +217,13 @@ var activeTableTab = "activeTableTab";
                           boolean&nbsp;simulate)</pre>
 <div class="block">Take exactly one item that matches the predicate.</div>
 <dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>predicate</code> - filtering predicate. should return true for ItemStacks that should be added to result collection</dd>
+<dd><code>simulate</code> - whether to actually commit the modification. true for dry run, false otherwise.</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>item stack, or null if none matches</dd>
+<dt><span class="throwsLabel">Throws:</span></dt>
+<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if given predicate is null.</dd>
 </dl>
 </li>
 </ul>
@@ -224,8 +238,14 @@ var activeTableTab = "activeTableTab";
                         int&nbsp;count)</pre>
 <div class="block">Take exactly count amount of items matching predicate.</div>
 <dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>predicate</code> - filtering predicate. should return true for ItemStacks that should be added to result collection</dd>
+<dd><code>simulate</code> - whether to actually commit the modification. true for dry run, false otherwise.</dd>
+<dd><code>count</code> - how many items to extract.</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>true if at least count amount of items can be/is taken.</dd>
+<dt><span class="throwsLabel">Throws:</span></dt>
+<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if given predicate is null</dd>
 </dl>
 </li>
 </ul>
@@ -237,10 +257,19 @@ var activeTableTab = "activeTableTab";
 <h4>takeOne</h4>
 <pre>default&nbsp;boolean&nbsp;takeOne(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;stack,
                         boolean&nbsp;simulate)</pre>
-<div class="block">Take exactly one item. ItemStack given must have a stack size of 1.</div>
+<div class="block">Take exactly one item. ItemStack given must have a stack size of 1.
+ <p>
+ This is meant to be an optimized version of <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html#takeOne-java.util.function.Predicate-boolean-"><code>takeOne(Predicate, boolean)</code></a>.
+ Implementations that support item storage indexed by ItemStack can use this to speed up calculation.</div>
 <dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>stack</code> - what item to extract. The NBT tag of this ItemStack is siginifcant and will be
+                 considered during matching. must have a stack size of 1.</dd>
+<dd><code>simulate</code> - whether to actually commit the modification. true for dry run, false otherwise.</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>true if found. false otherwise</dd>
+<dt><span class="throwsLabel">Throws:</span></dt>
+<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if given stack is invalid, or has a stack size other than 1.</dd>
 </dl>
 </li>
 </ul>
@@ -252,10 +281,19 @@ var activeTableTab = "activeTableTab";
 <h4>takeAll</h4>
 <pre>default&nbsp;boolean&nbsp;takeAll(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;stack,
                         boolean&nbsp;simulate)</pre>
-<div class="block">Take some item. Will not take item if it cannot find enough items to take.</div>
+<div class="block">Take some item. Will not take item if it cannot find enough items to take.
+ <p>
+ This is meant to be an optimized version of <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html#takeOne-java.util.function.Predicate-boolean-"><code>takeOne(Predicate, boolean)</code></a>.
+ Implementations that support indexing off ItemStack can use this to speed up calculation.</div>
 <dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>stack</code> - what item and how many to extract. The NBT tag of this ItemStack is siginifcant and will be
+                 considered during matching</dd>
+<dd><code>simulate</code> - whether to actually commit the modification. true for dry run, false otherwise.</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>true if enough item can be/has been extracted. false otherwise</dd>
+<dt><span class="throwsLabel">Throws:</span></dt>
+<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/IllegalArgumentException.html?is-external=true" title="class or interface in java.lang">IllegalArgumentException</a></code> - if given stack is invalid</dd>
 </dl>
 </li>
 </ul>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/ISpecialItemBlock.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/ISpecialItemBlock.html
index 075eb8c8..9ab178f8 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/ISpecialItemBlock.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/ISpecialItemBlock.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>ISpecialItemBlock (StructureLib 1.7.10-1.1.12 API)</title>
+<title>ISpecialItemBlock (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="ISpecialItemBlock (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="ISpecialItemBlock (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureDefinition.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureDefinition.html
index 81b047be..ddebe9ec 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureDefinition.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureDefinition.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>IStructureDefinition (StructureLib 1.7.10-1.1.12 API)</title>
+<title>IStructureDefinition (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,14 +11,14 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="IStructureDefinition (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="IStructureDefinition (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
     }
 //-->
-var methods = {"i0":18,"i1":17,"i2":18,"i3":18,"i4":6,"i5":18,"i6":17,"i7":18};
-var tabs = {65535:["t0","All Methods"],1:["t1","Static Methods"],2:["t2","Instance Methods"],4:["t3","Abstract Methods"],16:["t5","Default Methods"]};
+var methods = {"i0":18,"i1":17,"i2":18,"i3":18,"i4":6,"i5":18,"i6":6,"i7":17,"i8":50,"i9":18};
+var tabs = {65535:["t0","All Methods"],1:["t1","Static Methods"],2:["t2","Instance Methods"],4:["t3","Abstract Methods"],16:["t5","Default Methods"],32:["t6","Deprecated Methods"]};
 var altColor = "altColor";
 var rowColor = "rowColor";
 var tableTab = "tableTab";
@@ -150,7 +150,7 @@ var activeTableTab = "activeTableTab";
 </a>
 <h3>Method Summary</h3>
 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
-<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t5" class="tableTab"><span><a href="javascript:show(16);">Default Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
+<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t5" class="tableTab"><span><a href="javascript:show(16);">Default Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t6" class="tableTab"><span><a href="javascript:show(32);">Deprecated Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
 <tr>
 <th class="colFirst" scope="col">Modifier and Type</th>
 <th class="colLast" scope="col">Method and Description</th>
@@ -234,6 +234,13 @@ var activeTableTab = "activeTableTab";
 </td>
 </tr>
 <tr id="i6" class="altColor">
+<td class="colFirst"><code>boolean</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#isContainedInStructure-java.lang.String-int-int-int-">isContainedInStructure</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name,
+                      int&nbsp;offsetA,
+                      int&nbsp;offsetB,
+                      int&nbsp;offsetC)</code>&nbsp;</td>
+</tr>
+<tr id="i7" class="rowColor">
 <td class="colFirst"><code>static &lt;T&gt;&nbsp;boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#iterate-T-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IStructureElement:A-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-boolean-java.lang.Boolean-">iterate</a></span>(T&nbsp;object,
        <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger,
@@ -251,7 +258,7 @@ var activeTableTab = "activeTableTab";
 <div class="block">Low level utility.</div>
 </td>
 </tr>
-<tr id="i7" class="rowColor">
+<tr id="i8" class="altColor">
 <td class="colFirst"><code>default int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#survivalBuild-T-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-boolean-">survivalBuild</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="type parameter in IStructureDefinition">T</a>&nbsp;object,
              <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger,
@@ -268,6 +275,25 @@ var activeTableTab = "activeTableTab";
              <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;source,
              <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayerMP.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayerMP</a>&nbsp;actor,
              boolean&nbsp;check)</code>
+<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;</div>
+</td>
+</tr>
+<tr id="i9" class="rowColor">
+<td class="colFirst"><code>default int</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#survivalBuild-T-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-int-com.gtnewhorizon.structurelib.structure.ISurvivalBuildEnvironment-boolean-">survivalBuild</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="type parameter in IStructureDefinition">T</a>&nbsp;object,
+             <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger,
+             <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;piece,
+             <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+             <a href="../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">ExtendedFacing</a>&nbsp;extendedFacing,
+             int&nbsp;basePositionX,
+             int&nbsp;basePositionY,
+             int&nbsp;basePositionZ,
+             int&nbsp;basePositionA,
+             int&nbsp;basePositionB,
+             int&nbsp;basePositionC,
+             int&nbsp;elementBudget,
+             <a href="../../../../com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html" title="interface in com.gtnewhorizon.structurelib.structure">ISurvivalBuildEnvironment</a>&nbsp;env,
+             boolean&nbsp;check)</code>
 <div class="block">Cause a survival build.</div>
 </td>
 </tr>
@@ -306,6 +332,18 @@ var activeTableTab = "activeTableTab";
 </dl>
 </li>
 </ul>
+<a name="isContainedInStructure-java.lang.String-int-int-int-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>isContainedInStructure</h4>
+<pre>boolean&nbsp;isContainedInStructure(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name,
+                               int&nbsp;offsetA,
+                               int&nbsp;offsetB,
+                               int&nbsp;offsetC)</pre>
+</li>
+</ul>
 <a name="check-java.lang.Object-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-boolean-">
 <!--   -->
 </a><a name="check-T-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-boolean-">
@@ -472,21 +510,23 @@ var activeTableTab = "activeTableTab";
 <ul class="blockList">
 <li class="blockList">
 <h4>survivalBuild</h4>
-<pre>default&nbsp;int&nbsp;survivalBuild(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="type parameter in IStructureDefinition">T</a>&nbsp;object,
-                          <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger,
-                          <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;piece,
-                          <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
-                          <a href="../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">ExtendedFacing</a>&nbsp;extendedFacing,
-                          int&nbsp;basePositionX,
-                          int&nbsp;basePositionY,
-                          int&nbsp;basePositionZ,
-                          int&nbsp;basePositionA,
-                          int&nbsp;basePositionB,
-                          int&nbsp;basePositionC,
-                          int&nbsp;elementBudget,
-                          <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;source,
-                          <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayerMP.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayerMP</a>&nbsp;actor,
-                          boolean&nbsp;check)</pre>
+<pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</a>
+default&nbsp;int&nbsp;survivalBuild(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="type parameter in IStructureDefinition">T</a>&nbsp;object,
+                                      <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger,
+                                      <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;piece,
+                                      <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                                      <a href="../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">ExtendedFacing</a>&nbsp;extendedFacing,
+                                      int&nbsp;basePositionX,
+                                      int&nbsp;basePositionY,
+                                      int&nbsp;basePositionZ,
+                                      int&nbsp;basePositionA,
+                                      int&nbsp;basePositionB,
+                                      int&nbsp;basePositionC,
+                                      int&nbsp;elementBudget,
+                                      <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;source,
+                                      <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayerMP.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayerMP</a>&nbsp;actor,
+                                      boolean&nbsp;check)</pre>
+<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;</div>
 <div class="block">Cause a survival build.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
@@ -515,6 +555,55 @@ var activeTableTab = "activeTableTab";
 </dl>
 </li>
 </ul>
+<a name="survivalBuild-java.lang.Object-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-int-com.gtnewhorizon.structurelib.structure.ISurvivalBuildEnvironment-boolean-">
+<!--   -->
+</a><a name="survivalBuild-T-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-int-com.gtnewhorizon.structurelib.structure.ISurvivalBuildEnvironment-boolean-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>survivalBuild</h4>
+<pre>default&nbsp;int&nbsp;survivalBuild(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="type parameter in IStructureDefinition">T</a>&nbsp;object,
+                          <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger,
+                          <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;piece,
+                          <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                          <a href="../../../../com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">ExtendedFacing</a>&nbsp;extendedFacing,
+                          int&nbsp;basePositionX,
+                          int&nbsp;basePositionY,
+                          int&nbsp;basePositionZ,
+                          int&nbsp;basePositionA,
+                          int&nbsp;basePositionB,
+                          int&nbsp;basePositionC,
+                          int&nbsp;elementBudget,
+                          <a href="../../../../com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html" title="interface in com.gtnewhorizon.structurelib.structure">ISurvivalBuildEnvironment</a>&nbsp;env,
+                          boolean&nbsp;check)</pre>
+<div class="block">Cause a survival build.</div>
+<dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>object</code> - context object. usually multiblock controller.</dd>
+<dd><code>trigger</code> - The trigger item that contains channel data.</dd>
+<dd><code>piece</code> - the structure piece's string identifier.</dd>
+<dd><code>world</code> - the world object this check takes place in.</dd>
+<dd><code>extendedFacing</code> - the current structure's orientation.</dd>
+<dd><code>basePositionX</code> - X location of the structure</dd>
+<dd><code>basePositionY</code> - Y location of the structure</dd>
+<dd><code>basePositionZ</code> - Z location of the structure</dd>
+<dd><code>basePositionA</code> - see class javadoc</dd>
+<dd><code>basePositionB</code> - see class javadoc</dd>
+<dd><code>basePositionC</code> - see class javadoc</dd>
+<dd><code>elementBudget</code> - build up to this many elements</dd>
+<dd><code>env</code> - build environment.</dd>
+<dd><code>check</code> - whether <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#check-T-net.minecraft.world.World-int-int-int-"><code>IStructureElement.check(Object, World, int, int, int)</code></a> should be called if anything
+                      would be placed. use with caution.
+                      if in doubt, call <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#check-T-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-boolean-"><code>check(Object, String, World, ExtendedFacing, int, int, int, int, int, int, boolean)</code></a>
+                      after this call and set this parameter to false</dd>
+<dt><span class="returnLabel">Returns:</span></dt>
+<dd>number of elements built, or -1 if structure done</dd>
+<dt><span class="seeLabel">See Also:</span></dt>
+<dd><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#build-T-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-"><code>build(Object, ItemStack, String, World, ExtendedFacing, int, int, int, int, int, int)</code></a></dd>
+</dl>
+</li>
+</ul>
 <a name="iterate-java.lang.Object-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IStructureElement:A-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-boolean-java.lang.Boolean-">
 <!--   -->
 </a><a name="iterate-T-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IStructureElement:A-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-boolean-java.lang.Boolean-">
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html
new file mode 100644
index 00000000..33104812
--- /dev/null
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html
@@ -0,0 +1,401 @@
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<!-- NewPage -->
+<html lang="en">
+<head>
+<!-- Generated by javadoc -->
+<title>IStructureElement.BlocksToPlace (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
+<link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
+<script type="text/javascript" src="../../../../script.js"></script>
+</head>
+<body>
+<script type="text/javascript"><!--
+    try {
+        if (location.href.indexOf('is-external=true') == -1) {
+            parent.document.title="IStructureElement.BlocksToPlace (StructureLib 1.7.10-1.1.12-15-g978938d API)";
+        }
+    }
+    catch(err) {
+    }
+//-->
+var methods = {"i0":9,"i1":9,"i2":9,"i3":9,"i4":9,"i5":9,"i6":9,"i7":10,"i8":10};
+var tabs = {65535:["t0","All Methods"],1:["t1","Static Methods"],2:["t2","Instance Methods"],8:["t4","Concrete Methods"]};
+var altColor = "altColor";
+var rowColor = "rowColor";
+var tableTab = "tableTab";
+var activeTableTab = "activeTableTab";
+</script>
+<noscript>
+<div>JavaScript is disabled on your browser.</div>
+</noscript>
+<!-- ========= START OF TOP NAVBAR ======= -->
+<div class="topNav"><a name="navbar.top">
+<!--   -->
+</a>
+<div class="skipNav"><a href="#skip.navbar.top" title="Skip navigation links">Skip navigation links</a></div>
+<a name="navbar.top.firstrow">
+<!--   -->
+</a>
+<ul class="navList" title="Navigation">
+<li><a href="../../../../overview-summary.html">Overview</a></li>
+<li><a href="package-summary.html">Package</a></li>
+<li class="navBarCell1Rev">Class</li>
+<li><a href="package-tree.html">Tree</a></li>
+<li><a href="../../../../deprecated-list.html">Deprecated</a></li>
+<li><a href="../../../../index-all.html">Index</a></li>
+<li><a href="../../../../help-doc.html">Help</a></li>
+</ul>
+</div>
+<div class="subNav">
+<ul class="navList">
+<li><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
+<li><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
+</ul>
+<ul class="navList">
+<li><a href="../../../../index.html?com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" target="_top">Frames</a></li>
+<li><a href="IStructureElement.BlocksToPlace.html" target="_top">No&nbsp;Frames</a></li>
+</ul>
+<ul class="navList" id="allclasses_navbar_top">
+<li><a href="../../../../allclasses-noframe.html">All&nbsp;Classes</a></li>
+</ul>
+<div>
+<script type="text/javascript"><!--
+  allClassesLink = document.getElementById("allclasses_navbar_top");
+  if(window==top) {
+    allClassesLink.style.display = "block";
+  }
+  else {
+    allClassesLink.style.display = "none";
+  }
+  //-->
+</script>
+</div>
+<div>
+<ul class="subNavList">
+<li>Summary:&nbsp;</li>
+<li>Nested&nbsp;|&nbsp;</li>
+<li><a href="#field.summary">Field</a>&nbsp;|&nbsp;</li>
+<li>Constr&nbsp;|&nbsp;</li>
+<li><a href="#method.summary">Method</a></li>
+</ul>
+<ul class="subNavList">
+<li>Detail:&nbsp;</li>
+<li><a href="#field.detail">Field</a>&nbsp;|&nbsp;</li>
+<li>Constr&nbsp;|&nbsp;</li>
+<li><a href="#method.detail">Method</a></li>
+</ul>
+</div>
+<a name="skip.navbar.top">
+<!--   -->
+</a></div>
+<!-- ========= END OF TOP NAVBAR ========= -->
+<!-- ======== START OF CLASS DATA ======== -->
+<div class="header">
+<div class="subTitle">com.gtnewhorizon.structurelib.structure</div>
+<h2 title="Class IStructureElement.BlocksToPlace" class="title">Class IStructureElement.BlocksToPlace</h2>
+</div>
+<div class="contentContainer">
+<ul class="inheritance">
+<li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
+<li>
+<ul class="inheritance">
+<li>com.gtnewhorizon.structurelib.structure.IStructureElement.BlocksToPlace</li>
+</ul>
+</li>
+</ul>
+<div class="description">
+<ul class="blockList">
+<li class="blockList">
+<dl>
+<dt>Enclosing interface:</dt>
+<dd><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="type parameter in IStructureElement">T</a>&gt;</dd>
+</dl>
+<hr>
+<br>
+<pre>public static final class <span class="typeNameLabel">IStructureElement.BlocksToPlace</span>
+extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre>
+</li>
+</ul>
+</div>
+<div class="summary">
+<ul class="blockList">
+<li class="blockList">
+<!-- =========== FIELD SUMMARY =========== -->
+<ul class="blockList">
+<li class="blockList"><a name="field.summary">
+<!--   -->
+</a>
+<h3>Field Summary</h3>
+<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation">
+<caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
+<tr>
+<th class="colFirst" scope="col">Modifier and Type</th>
+<th class="colLast" scope="col">Field and Description</th>
+</tr>
+<tr class="altColor">
+<td class="colFirst"><code>static <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html#errored">errored</a></span></code>&nbsp;</td>
+</tr>
+</table>
+</li>
+</ul>
+<!-- ========== METHOD SUMMARY =========== -->
+<ul class="blockList">
+<li class="blockList"><a name="method.summary">
+<!--   -->
+</a>
+<h3>Method Summary</h3>
+<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
+<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
+<tr>
+<th class="colFirst" scope="col">Modifier and Type</th>
+<th class="colLast" scope="col">Method and Description</th>
+</tr>
+<tr id="i0" class="altColor">
+<td class="colFirst"><code>static <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html#create-net.minecraft.block.Block-int-">create</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/block/Block.html?is-external=true" title="class or interface in net.minecraft.block">Block</a>&nbsp;block,
+      int&nbsp;meta)</code>&nbsp;</td>
+</tr>
+<tr id="i1" class="rowColor">
+<td class="colFirst"><code>static <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html#create-net.minecraft.item.Item-int-">create</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/Item.html?is-external=true" title="class or interface in net.minecraft.item">Item</a>&nbsp;item,
+      int&nbsp;meta)</code>&nbsp;</td>
+</tr>
+<tr id="i2" class="altColor">
+<td class="colFirst"><code>static <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html#create-net.minecraft.item.ItemStack...-">create</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>...&nbsp;stacks)</code>&nbsp;</td>
+</tr>
+<tr id="i3" class="rowColor">
+<td class="colFirst"><code>static <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html#create-net.minecraft.item.ItemStack-">create</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;itemStack)</code>&nbsp;</td>
+</tr>
+<tr id="i4" class="altColor">
+<td class="colFirst"><code>static <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html#create-java.lang.Iterable-">create</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&gt;&nbsp;stacks)</code>&nbsp;</td>
+</tr>
+<tr id="i5" class="rowColor">
+<td class="colFirst"><code>static <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html#create-java.util.function.Predicate-">create</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Predicate.html?is-external=true" title="class or interface in java.util.function">Predicate</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&gt;&nbsp;predicate)</code>&nbsp;</td>
+</tr>
+<tr id="i6" class="altColor">
+<td class="colFirst"><code>static <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html#createEmpty--">createEmpty</a></span>()</code>&nbsp;</td>
+</tr>
+<tr id="i7" class="rowColor">
+<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Predicate.html?is-external=true" title="class or interface in java.util.function">Predicate</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&gt;</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html#getPredicate--">getPredicate</a></span>()</code>
+<div class="block">Get the blocks to place filter.</div>
+</td>
+</tr>
+<tr id="i8" class="altColor">
+<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&gt;</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html#getStacks--">getStacks</a></span>()</code>
+<div class="block">Get the ItemStacks that this one is known to accept.</div>
+</td>
+</tr>
+</table>
+<ul class="blockList">
+<li class="blockList"><a name="methods.inherited.from.class.java.lang.Object">
+<!--   -->
+</a>
+<h3>Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
+<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li>
+</ul>
+</li>
+</ul>
+</li>
+</ul>
+</div>
+<div class="details">
+<ul class="blockList">
+<li class="blockList">
+<!-- ============ FIELD DETAIL =========== -->
+<ul class="blockList">
+<li class="blockList"><a name="field.detail">
+<!--   -->
+</a>
+<h3>Field Detail</h3>
+<a name="errored">
+<!--   -->
+</a>
+<ul class="blockListLast">
+<li class="blockList">
+<h4>errored</h4>
+<pre>public static final&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a> errored</pre>
+</li>
+</ul>
+</li>
+</ul>
+<!-- ============ METHOD DETAIL ========== -->
+<ul class="blockList">
+<li class="blockList"><a name="method.detail">
+<!--   -->
+</a>
+<h3>Method Detail</h3>
+<a name="createEmpty--">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>createEmpty</h4>
+<pre>public static&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a>&nbsp;createEmpty()</pre>
+</li>
+</ul>
+<a name="create-net.minecraft.item.ItemStack...-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>create</h4>
+<pre>public static&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a>&nbsp;create(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>...&nbsp;stacks)</pre>
+</li>
+</ul>
+<a name="create-java.lang.Iterable-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>create</h4>
+<pre>public static&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a>&nbsp;create(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&gt;&nbsp;stacks)</pre>
+</li>
+</ul>
+<a name="create-net.minecraft.block.Block-int-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>create</h4>
+<pre>public static&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a>&nbsp;create(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/block/Block.html?is-external=true" title="class or interface in net.minecraft.block">Block</a>&nbsp;block,
+                                                     int&nbsp;meta)</pre>
+</li>
+</ul>
+<a name="create-net.minecraft.item.Item-int-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>create</h4>
+<pre>public static&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a>&nbsp;create(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/Item.html?is-external=true" title="class or interface in net.minecraft.item">Item</a>&nbsp;item,
+                                                     int&nbsp;meta)</pre>
+</li>
+</ul>
+<a name="create-net.minecraft.item.ItemStack-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>create</h4>
+<pre>public static&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a>&nbsp;create(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;itemStack)</pre>
+</li>
+</ul>
+<a name="create-java.util.function.Predicate-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>create</h4>
+<pre>public static&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a>&nbsp;create(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Predicate.html?is-external=true" title="class or interface in java.util.function">Predicate</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&gt;&nbsp;predicate)</pre>
+</li>
+</ul>
+<a name="getPredicate--">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getPredicate</h4>
+<pre><a href="https://docs.oracle.com/javase/8/docs/api/javax/annotation/Nonnull.html?is-external=true" title="class or interface in javax.annotation">@Nonnull</a>
+public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Predicate.html?is-external=true" title="class or interface in java.util.function">Predicate</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&gt;&nbsp;getPredicate()</pre>
+<div class="block">Get the blocks to place filter. This is usually slower as it requires walking through inventories one by one.
+ <p>
+ Suitable for use with <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html#takeOne-java.util.function.Predicate-boolean-"><code>IItemSource.takeOne(Predicate, boolean)</code></a></div>
+<dl>
+<dt><span class="returnLabel">Returns:</span></dt>
+<dd>a predicate. never null.</dd>
+</dl>
+</li>
+</ul>
+<a name="getStacks--">
+<!--   -->
+</a>
+<ul class="blockListLast">
+<li class="blockList">
+<h4>getStacks</h4>
+<pre><a href="https://docs.oracle.com/javase/8/docs/api/javax/annotation/Nullable.html?is-external=true" title="class or interface in javax.annotation">@Nullable</a>
+public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&gt;&nbsp;getStacks()</pre>
+<div class="block">Get the ItemStacks that this one is known to accept. Can be null if this info is not available at the time
+ this instance is constructed.
+ <p>
+ Suitable for use with <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html#takeOne-net.minecraft.item.ItemStack-boolean-"><code>IItemSource.takeOne(ItemStack, boolean)</code></a>.
+ <p>
+ This should be equivalent to the predicate returned from <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html#getPredicate--"><code>getPredicate()</code></a></div>
+</li>
+</ul>
+</li>
+</ul>
+</li>
+</ul>
+</div>
+</div>
+<!-- ========= END OF CLASS DATA ========= -->
+<!-- ======= START OF BOTTOM NAVBAR ====== -->
+<div class="bottomNav"><a name="navbar.bottom">
+<!--   -->
+</a>
+<div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div>
+<a name="navbar.bottom.firstrow">
+<!--   -->
+</a>
+<ul class="navList" title="Navigation">
+<li><a href="../../../../overview-summary.html">Overview</a></li>
+<li><a href="package-summary.html">Package</a></li>
+<li class="navBarCell1Rev">Class</li>
+<li><a href="package-tree.html">Tree</a></li>
+<li><a href="../../../../deprecated-list.html">Deprecated</a></li>
+<li><a href="../../../../index-all.html">Index</a></li>
+<li><a href="../../../../help-doc.html">Help</a></li>
+</ul>
+</div>
+<div class="subNav">
+<ul class="navList">
+<li><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
+<li><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
+</ul>
+<ul class="navList">
+<li><a href="../../../../index.html?com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" target="_top">Frames</a></li>
+<li><a href="IStructureElement.BlocksToPlace.html" target="_top">No&nbsp;Frames</a></li>
+</ul>
+<ul class="navList" id="allclasses_navbar_bottom">
+<li><a href="../../../../allclasses-noframe.html">All&nbsp;Classes</a></li>
+</ul>
+<div>
+<script type="text/javascript"><!--
+  allClassesLink = document.getElementById("allclasses_navbar_bottom");
+  if(window==top) {
+    allClassesLink.style.display = "block";
+  }
+  else {
+    allClassesLink.style.display = "none";
+  }
+  //-->
+</script>
+</div>
+<div>
+<ul class="subNavList">
+<li>Summary:&nbsp;</li>
+<li>Nested&nbsp;|&nbsp;</li>
+<li><a href="#field.summary">Field</a>&nbsp;|&nbsp;</li>
+<li>Constr&nbsp;|&nbsp;</li>
+<li><a href="#method.summary">Method</a></li>
+</ul>
+<ul class="subNavList">
+<li>Detail:&nbsp;</li>
+<li><a href="#field.detail">Field</a>&nbsp;|&nbsp;</li>
+<li>Constr&nbsp;|&nbsp;</li>
+<li><a href="#method.detail">Method</a></li>
+</ul>
+</div>
+<a name="skip.navbar.bottom">
+<!--   -->
+</a></div>
+<!-- ======== END OF BOTTOM NAVBAR ======= -->
+</body>
+</html>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html
index 48660a5c..c1adb3ee 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>IStructureElement.PlaceResult (StructureLib 1.7.10-1.1.12 API)</title>
+<title>IStructureElement.PlaceResult (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="IStructureElement.PlaceResult (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="IStructureElement.PlaceResult (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
@@ -47,7 +47,7 @@ var activeTableTab = "activeTableTab";
 </div>
 <div class="subNav">
 <ul class="navList">
-<li><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
+<li><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
 <li><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementChain.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
 </ul>
 <ul class="navList">
@@ -355,7 +355,7 @@ not permitted.)</div>
 </div>
 <div class="subNav">
 <ul class="navList">
-<li><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
+<li><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
 <li><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementChain.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
 </ul>
 <ul class="navList">
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElement.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElement.html
index 4413ca3a..f5d3ca68 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElement.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElement.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>IStructureElement (StructureLib 1.7.10-1.1.12 API)</title>
+<title>IStructureElement (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,14 +11,14 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="IStructureElement (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="IStructureElement (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
     }
 //-->
-var methods = {"i0":6,"i1":18,"i2":18,"i3":18,"i4":18,"i5":18,"i6":6,"i7":18,"i8":18,"i9":18,"i10":6,"i11":18};
-var tabs = {65535:["t0","All Methods"],2:["t2","Instance Methods"],4:["t3","Abstract Methods"],16:["t5","Default Methods"]};
+var methods = {"i0":6,"i1":18,"i2":18,"i3":18,"i4":18,"i5":18,"i6":18,"i7":6,"i8":18,"i9":18,"i10":18,"i11":6,"i12":18,"i13":50};
+var tabs = {65535:["t0","All Methods"],2:["t2","Instance Methods"],4:["t3","Abstract Methods"],16:["t5","Default Methods"],32:["t6","Deprecated Methods"]};
 var altColor = "altColor";
 var rowColor = "rowColor";
 var tableTab = "tableTab";
@@ -48,7 +48,7 @@ var activeTableTab = "activeTableTab";
 <div class="subNav">
 <ul class="navList">
 <li><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
-<li><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
+<li><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
 </ul>
 <ul class="navList">
 <li><a href="../../../../index.html?com/gtnewhorizon/structurelib/structure/IStructureElement.html" target="_top">Frames</a></li>
@@ -104,7 +104,8 @@ var activeTableTab = "activeTableTab";
 <hr>
 <br>
 <pre>public interface <span class="typeNameLabel">IStructureElement&lt;T&gt;</span></pre>
-<div class="block">Use StructureUtility to instantiate</div>
+<div class="block">Use StructureUtility to instantiate. These are the building blocks for your <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IStructureDefinition</code></a>. It represents
+ what a particular element can be and how this particular element should be autoplaced.</div>
 </li>
 </ul>
 </div>
@@ -125,6 +126,10 @@ var activeTableTab = "activeTableTab";
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>static class&nbsp;</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a></span></code>&nbsp;</td>
+</tr>
+<tr class="rowColor">
+<td class="colFirst"><code>static class&nbsp;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></span></code>&nbsp;</td>
 </tr>
 </table>
@@ -137,7 +142,7 @@ var activeTableTab = "activeTableTab";
 </a>
 <h3>Method Summary</h3>
 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
-<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t5" class="tableTab"><span><a href="javascript:show(16);">Default Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
+<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t5" class="tableTab"><span><a href="javascript:show(16);">Default Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t6" class="tableTab"><span><a href="javascript:show(32);">Deprecated Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
 <tr>
 <th class="colFirst" scope="col">Modifier and Type</th>
 <th class="colLast" scope="col">Method and Description</th>
@@ -151,28 +156,40 @@ var activeTableTab = "activeTableTab";
      int&nbsp;z)</code>&nbsp;</td>
 </tr>
 <tr id="i1" class="rowColor">
-<td class="colFirst"><code>default int</code></td>
-<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepA--">getStepA</a></span>()</code>&nbsp;</td>
+<td class="colFirst"><code>default <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getBlocksToPlace-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">getBlocksToPlace</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="type parameter in IStructureElement">T</a>&nbsp;t,
+                <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                int&nbsp;x,
+                int&nbsp;y,
+                int&nbsp;z,
+                <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger,
+                <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a>&nbsp;env)</code>
+<div class="block">A simplified version of survivalPlaceBlock.</div>
+</td>
 </tr>
 <tr id="i2" class="altColor">
 <td class="colFirst"><code>default int</code></td>
-<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepB--">getStepB</a></span>()</code>&nbsp;</td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepA--">getStepA</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i3" class="rowColor">
 <td class="colFirst"><code>default int</code></td>
-<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepC--">getStepC</a></span>()</code>&nbsp;</td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepB--">getStepB</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i4" class="altColor">
+<td class="colFirst"><code>default int</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepC--">getStepC</a></span>()</code>&nbsp;</td>
+</tr>
+<tr id="i5" class="rowColor">
 <td class="colFirst"><code>default boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#isNavigating--">isNavigating</a></span>()</code>&nbsp;</td>
 </tr>
-<tr id="i5" class="rowColor">
+<tr id="i6" class="altColor">
 <td class="colFirst"><code>default <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementNoPlacement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElementNoPlacement</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="type parameter in IStructureElement">T</a>&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#noPlacement--">noPlacement</a></span>()</code>
 <div class="block">Forget the messed up class dependency graph for now.</div>
 </td>
 </tr>
-<tr id="i6" class="altColor">
+<tr id="i7" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#placeBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-">placeBlock</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="type parameter in IStructureElement">T</a>&nbsp;t,
           <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
@@ -181,19 +198,19 @@ var activeTableTab = "activeTableTab";
           int&nbsp;z,
           <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger)</code>&nbsp;</td>
 </tr>
-<tr id="i7" class="rowColor">
+<tr id="i8" class="altColor">
 <td class="colFirst"><code>default boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#resetA--">resetA</a></span>()</code>&nbsp;</td>
 </tr>
-<tr id="i8" class="altColor">
+<tr id="i9" class="rowColor">
 <td class="colFirst"><code>default boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#resetB--">resetB</a></span>()</code>&nbsp;</td>
 </tr>
-<tr id="i9" class="rowColor">
+<tr id="i10" class="altColor">
 <td class="colFirst"><code>default boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#resetC--">resetC</a></span>()</code>&nbsp;</td>
 </tr>
-<tr id="i10" class="altColor">
+<tr id="i11" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#spawnHint-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-">spawnHint</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="type parameter in IStructureElement">T</a>&nbsp;t,
          <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
@@ -202,7 +219,19 @@ var activeTableTab = "activeTableTab";
          int&nbsp;z,
          <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger)</code>&nbsp;</td>
 </tr>
-<tr id="i11" class="rowColor">
+<tr id="i12" class="altColor">
+<td class="colFirst"><code>default <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">survivalPlaceBlock</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="type parameter in IStructureElement">T</a>&nbsp;t,
+                  <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                  int&nbsp;x,
+                  int&nbsp;y,
+                  int&nbsp;z,
+                  <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger,
+                  <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a>&nbsp;env)</code>
+<div class="block">Try place the block by taking resource from given <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IItemSource</code></a>.</div>
+</td>
+</tr>
+<tr id="i13" class="rowColor">
 <td class="colFirst"><code>default <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-">survivalPlaceBlock</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="type parameter in IStructureElement">T</a>&nbsp;t,
                   <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
@@ -213,7 +242,11 @@ var activeTableTab = "activeTableTab";
                   <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;s,
                   <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayerMP.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayerMP</a>&nbsp;actor,
                   <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Consumer.html?is-external=true" title="class or interface in java.util.function">Consumer</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/util/IChatComponent.html?is-external=true" title="class or interface in net.minecraft.util">IChatComponent</a>&gt;&nbsp;chatter)</code>
-<div class="block">Try place the block by taking resource from given IItemSource.</div>
+<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;
+<div class="block"><span class="deprecationComment">caller should call the non deprecated overload. implementor for reusable <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IStructureElement</code></a>
+ should still implement this. implementor for private implementations can freely ignore this as long as you know
+ the caller will not call this overload.</span></div>
+</div>
 </td>
 </tr>
 </table>
@@ -286,18 +319,22 @@ var activeTableTab = "activeTableTab";
 <ul class="blockList">
 <li class="blockList">
 <h4>survivalPlaceBlock</h4>
-<pre>default&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a>&nbsp;survivalPlaceBlock(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="type parameter in IStructureElement">T</a>&nbsp;t,
-                                                         <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
-                                                         int&nbsp;x,
-                                                         int&nbsp;y,
-                                                         int&nbsp;z,
-                                                         <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger,
-                                                         <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;s,
-                                                         <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayerMP.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayerMP</a>&nbsp;actor,
-                                                         <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Consumer.html?is-external=true" title="class or interface in java.util.function">Consumer</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/util/IChatComponent.html?is-external=true" title="class or interface in net.minecraft.util">IChatComponent</a>&gt;&nbsp;chatter)</pre>
+<pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</a>
+default&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a>&nbsp;survivalPlaceBlock(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="type parameter in IStructureElement">T</a>&nbsp;t,
+                                                                     <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                                                                     int&nbsp;x,
+                                                                     int&nbsp;y,
+                                                                     int&nbsp;z,
+                                                                     <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger,
+                                                                     <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;s,
+                                                                     <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayerMP.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayerMP</a>&nbsp;actor,
+                                                                     <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Consumer.html?is-external=true" title="class or interface in java.util.function">Consumer</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/util/IChatComponent.html?is-external=true" title="class or interface in net.minecraft.util">IChatComponent</a>&gt;&nbsp;chatter)</pre>
+<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;<span class="deprecationComment">caller should call the non deprecated overload. implementor for reusable <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IStructureElement</code></a>
+ should still implement this. implementor for private implementations can freely ignore this as long as you know
+ the caller will not call this overload.</span></div>
 <div class="block">Try place the block by taking resource from given IItemSource.
  <p>
- You might want to use <a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-"><code>StructureUtility.survivalPlaceBlock(Block, int, World, int, int, int, IItemSource, EntityPlayerMP)</code></a>
+ You might want to use <a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-"><code>StructureUtility.survivalPlaceBlock(Block, int, World, int, int, int, IItemSource, net.minecraft.entity.player.EntityPlayer)</code></a>
  or its overloads to implement this.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
@@ -310,6 +347,87 @@ var activeTableTab = "activeTableTab";
 </dl>
 </li>
 </ul>
+<a name="getBlocksToPlace-java.lang.Object-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">
+<!--   -->
+</a><a name="getBlocksToPlace-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getBlocksToPlace</h4>
+<pre><a href="https://docs.oracle.com/javase/8/docs/api/javax/annotation/Nullable.html?is-external=true" title="class or interface in javax.annotation">@Nullable</a>
+default&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a>&nbsp;getBlocksToPlace(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="type parameter in IStructureElement">T</a>&nbsp;t,
+                                                                   <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                                                                   int&nbsp;x,
+                                                                   int&nbsp;y,
+                                                                   int&nbsp;z,
+                                                                   <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger,
+                                                                   <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a>&nbsp;env)</pre>
+<div class="block">A simplified version of survivalPlaceBlock. Return null if not implemented.
+ <p>
+ <b>BY OVERRIDING THIS TO NULL, YOU ACKNOWLEDGE THAT THE <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#check-T-net.minecraft.world.World-int-int-int-"><code>check(Object, World, int, int, int)</code></a> OF THIS
+ CLASS IS SIDE EFFECT FREE AND CAN HAVE ITS CHECK CALLED WITHOUT BREAKING ANYTHING. OTHERWISE OVERRIDE THE
+ <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-"><code>survivalPlaceBlock(Object, World, int, int, int, ItemStack, AutoPlaceEnvironment)</code></a> TO PROVIDE A SIDEEFFECT
+ FREE <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html#SKIP"><code>IStructureElement.PlaceResult.SKIP</code></a>.</b>
+ <p>
+ It should be noticed that this filter is only advisory and the actual <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-"><code>survivalPlaceBlock(Object, World, int, int, int, ItemStack, AutoPlaceEnvironment)</code></a>
+ or <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#check-T-net.minecraft.world.World-int-int-int-"><code>check(Object, World, int, int, int)</code></a> are free to reject/accept/place blocks not contained in this list,
+ e.g. when the element can be placed anywhere in the structure, but no more than 3 overall; when the structure
+ element cannot know all blocks it will accept at the time of calling; when this is backed by a legacy
+ <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IStructureElement</code></a> that just didn't implement this API.</div>
+<dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>trigger</code> - trigger item</dd>
+<dd><code>env</code> - autoplacing environment</dd>
+<dt><span class="returnLabel">Returns:</span></dt>
+<dd>null if not implemented, otherwise an instance describing what kind of blocks will be placed by <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-"><code>survivalPlaceBlock(Object, World, int, int, int, ItemStack, AutoPlaceEnvironment)</code></a></dd>
+</dl>
+</li>
+</ul>
+<a name="survivalPlaceBlock-java.lang.Object-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">
+<!--   -->
+</a><a name="survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>survivalPlaceBlock</h4>
+<pre>default&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a>&nbsp;survivalPlaceBlock(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="type parameter in IStructureElement">T</a>&nbsp;t,
+                                                         <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                                                         int&nbsp;x,
+                                                         int&nbsp;y,
+                                                         int&nbsp;z,
+                                                         <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger,
+                                                         <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a>&nbsp;env)</pre>
+<div class="block">Try place the block by taking resource from given <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IItemSource</code></a>.
+ <p>
+ You might want to use <a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-"><code>StructureUtility.survivalPlaceBlock(Block, int, World, int, int, int, IItemSource, net.minecraft.entity.player.EntityPlayer)</code></a>
+ or its overloads to implement this.
+ <p>
+ The default implementation provided will
+ <ol>
+     <li>Get <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure"><code>IStructureElement.BlocksToPlace</code></a> via <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getBlocksToPlace-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-"><code>getBlocksToPlace(Object, World, int, int, int, ItemStack, AutoPlaceEnvironment)</code></a>. If not null
+     <ol>
+     <li>call <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#check-T-net.minecraft.world.World-int-int-int-"><code>check(Object, World, int, int, int)</code></a>. If this returns <code>true</code>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html#SKIP"><code>IStructureElement.PlaceResult.SKIP</code></a> will be returned without further action.</li>
+     <li>Use the <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure"><code>IStructureElement.BlocksToPlace</code></a> retrieved earlier and passed in <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IItemSource</code></a> to determine an item to place</li>
+     <li>Hand over control to <code>StructureUtility#survivalPlaceBlock(ItemStack, NBTMode, NBTTagCompound, boolean, World, int, int, int, IItemSource, EntityPlayer, Consumer)</code></li>
+     </ol>
+     </li>
+     <li>Call legacy <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a> if <code>env.getActor()</code> contains an <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayerMP.html?is-external=true" title="class or interface in net.minecraft.entity.player"><code>EntityPlayerMP</code></a></li>
+     <li>Emit warning under debug mode (or throw exception under panic mode), then return <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html#SKIP"><code>IStructureElement.PlaceResult.SKIP</code></a></li>
+ </ol>
+ It should be noticed that the default implementation is likely to cause unexpected issues if the
+ <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#check-T-net.minecraft.world.World-int-int-int-"><code>check(Object, World, int, int, int)</code></a> is not side effect free, or is not idempotent.
+ E.g. the <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#check-T-net.minecraft.world.World-int-int-int-"><code>check(Object, World, int, int, int)</code></a> will add current coord to a <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util"><code>List</code></a>. As
+ this method might be invoked at a location that is already accepted, this will cause the machine to have multiple
+ of this coord in its list.</div>
+<dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>trigger</code> - trigger item</dd>
+<dd><code>env</code> - autoplacing environment</dd>
+</dl>
+</li>
+</ul>
 <a name="noPlacement--">
 <!--   -->
 </a>
@@ -411,7 +529,7 @@ var activeTableTab = "activeTableTab";
 <div class="subNav">
 <ul class="navList">
 <li><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
-<li><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
+<li><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
 </ul>
 <ul class="navList">
 <li><a href="../../../../index.html?com/gtnewhorizon/structurelib/structure/IStructureElement.html" target="_top">Frames</a></li>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElementChain.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElementChain.html
index 2280a6cf..c9c67f6c 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElementChain.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElementChain.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>IStructureElementChain (StructureLib 1.7.10-1.1.12 API)</title>
+<title>IStructureElementChain (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,13 +11,13 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="IStructureElementChain (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="IStructureElementChain (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
     }
 //-->
-var methods = {"i0":18,"i1":6,"i2":18,"i3":18,"i4":18};
+var methods = {"i0":18,"i1":6,"i2":18,"i3":18,"i4":18,"i5":18,"i6":18};
 var tabs = {65535:["t0","All Methods"],2:["t2","Instance Methods"],4:["t3","Abstract Methods"],16:["t5","Default Methods"]};
 var altColor = "altColor";
 var rowColor = "rowColor";
@@ -123,7 +123,7 @@ extends <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureE
 <!--   -->
 </a>
 <h3>Nested classes/interfaces inherited from interface&nbsp;com.gtnewhorizon.structurelib.structure.<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a></h3>
-<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></li>
+<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></li>
 </ul>
 </li>
 </ul>
@@ -152,6 +152,18 @@ extends <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureE
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementChain.html#fallbacks--">fallbacks</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i2" class="altColor">
+<td class="colFirst"><code>default <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementChain.html#getBlocksToPlace-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">getBlocksToPlace</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementChain.html" title="type parameter in IStructureElementChain">T</a>&nbsp;t,
+                <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                int&nbsp;x,
+                int&nbsp;y,
+                int&nbsp;z,
+                <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger,
+                <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a>&nbsp;env)</code>
+<div class="block">A simplified version of survivalPlaceBlock.</div>
+</td>
+</tr>
+<tr id="i3" class="rowColor">
 <td class="colFirst"><code>default boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementChain.html#placeBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-">placeBlock</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementChain.html" title="type parameter in IStructureElementChain">T</a>&nbsp;t,
           <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
@@ -160,7 +172,7 @@ extends <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureE
           int&nbsp;z,
           <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger)</code>&nbsp;</td>
 </tr>
-<tr id="i3" class="rowColor">
+<tr id="i4" class="altColor">
 <td class="colFirst"><code>default boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementChain.html#spawnHint-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-">spawnHint</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementChain.html" title="type parameter in IStructureElementChain">T</a>&nbsp;t,
          <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
@@ -169,7 +181,19 @@ extends <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureE
          int&nbsp;z,
          <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger)</code>&nbsp;</td>
 </tr>
-<tr id="i4" class="altColor">
+<tr id="i5" class="rowColor">
+<td class="colFirst"><code>default <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementChain.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">survivalPlaceBlock</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementChain.html" title="type parameter in IStructureElementChain">T</a>&nbsp;t,
+                  <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                  int&nbsp;x,
+                  int&nbsp;y,
+                  int&nbsp;z,
+                  <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger,
+                  <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a>&nbsp;env)</code>
+<div class="block">Try place the block by taking resource from given <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IItemSource</code></a>.</div>
+</td>
+</tr>
+<tr id="i6" class="altColor">
 <td class="colFirst"><code>default <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementChain.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-">survivalPlaceBlock</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementChain.html" title="type parameter in IStructureElementChain">T</a>&nbsp;t,
                   <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
@@ -273,12 +297,51 @@ extends <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureE
 </dl>
 </li>
 </ul>
+<a name="getBlocksToPlace-java.lang.Object-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">
+<!--   -->
+</a><a name="getBlocksToPlace-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getBlocksToPlace</h4>
+<pre><a href="https://docs.oracle.com/javase/8/docs/api/javax/annotation/Nullable.html?is-external=true" title="class or interface in javax.annotation">@Nullable</a>
+default&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a>&nbsp;getBlocksToPlace(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementChain.html" title="type parameter in IStructureElementChain">T</a>&nbsp;t,
+                                                                   <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                                                                   int&nbsp;x,
+                                                                   int&nbsp;y,
+                                                                   int&nbsp;z,
+                                                                   <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger,
+                                                                   <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a>&nbsp;env)</pre>
+<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getBlocksToPlace-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">IStructureElement</a></code></span></div>
+<div class="block">A simplified version of survivalPlaceBlock. Return null if not implemented.
+ <p>
+ <b>BY OVERRIDING THIS TO NULL, YOU ACKNOWLEDGE THAT THE <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#check-T-net.minecraft.world.World-int-int-int-"><code>IStructureElement.check(Object, World, int, int, int)</code></a> OF THIS
+ CLASS IS SIDE EFFECT FREE AND CAN HAVE ITS CHECK CALLED WITHOUT BREAKING ANYTHING. OTHERWISE OVERRIDE THE
+ <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, AutoPlaceEnvironment)</code></a> TO PROVIDE A SIDEEFFECT
+ FREE <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html#SKIP"><code>IStructureElement.PlaceResult.SKIP</code></a>.</b>
+ <p>
+ It should be noticed that this filter is only advisory and the actual <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, AutoPlaceEnvironment)</code></a>
+ or <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#check-T-net.minecraft.world.World-int-int-int-"><code>IStructureElement.check(Object, World, int, int, int)</code></a> are free to reject/accept/place blocks not contained in this list,
+ e.g. when the element can be placed anywhere in the structure, but no more than 3 overall; when the structure
+ element cannot know all blocks it will accept at the time of calling; when this is backed by a legacy
+ <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IStructureElement</code></a> that just didn't implement this API.</div>
+<dl>
+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getBlocksToPlace-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">getBlocksToPlace</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementChain.html" title="type parameter in IStructureElementChain">T</a>&gt;</code></dd>
+<dd><code>trigger</code> - trigger item</dd>
+<dd><code>env</code> - autoplacing environment</dd>
+<dt><span class="returnLabel">Returns:</span></dt>
+<dd>null if not implemented, otherwise an instance describing what kind of blocks will be placed by <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, AutoPlaceEnvironment)</code></a></dd>
+</dl>
+</li>
+</ul>
 <a name="survivalPlaceBlock-java.lang.Object-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-">
 <!--   -->
 </a><a name="survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-">
 <!--   -->
 </a>
-<ul class="blockListLast">
+<ul class="blockList">
 <li class="blockList">
 <h4>survivalPlaceBlock</h4>
 <pre>default&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a>&nbsp;survivalPlaceBlock(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementChain.html" title="type parameter in IStructureElementChain">T</a>&nbsp;t,
@@ -293,7 +356,7 @@ extends <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureE
 <div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-">IStructureElement</a></code></span></div>
 <div class="block">Try place the block by taking resource from given IItemSource.
  <p>
- You might want to use <a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-"><code>StructureUtility.survivalPlaceBlock(Block, int, World, int, int, int, IItemSource, EntityPlayerMP)</code></a>
+ You might want to use <a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-"><code>StructureUtility.survivalPlaceBlock(Block, int, World, int, int, int, IItemSource, net.minecraft.entity.player.EntityPlayer)</code></a>
  or its overloads to implement this.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
@@ -307,6 +370,52 @@ extends <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureE
 </dl>
 </li>
 </ul>
+<a name="survivalPlaceBlock-java.lang.Object-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">
+<!--   -->
+</a><a name="survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">
+<!--   -->
+</a>
+<ul class="blockListLast">
+<li class="blockList">
+<h4>survivalPlaceBlock</h4>
+<pre>default&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a>&nbsp;survivalPlaceBlock(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementChain.html" title="type parameter in IStructureElementChain">T</a>&nbsp;t,
+                                                         <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                                                         int&nbsp;x,
+                                                         int&nbsp;y,
+                                                         int&nbsp;z,
+                                                         <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger,
+                                                         <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a>&nbsp;env)</pre>
+<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">IStructureElement</a></code></span></div>
+<div class="block">Try place the block by taking resource from given <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IItemSource</code></a>.
+ <p>
+ You might want to use <a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-"><code>StructureUtility.survivalPlaceBlock(Block, int, World, int, int, int, IItemSource, net.minecraft.entity.player.EntityPlayer)</code></a>
+ or its overloads to implement this.
+ <p>
+ The default implementation provided will
+ <ol>
+     <li>Get <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure"><code>IStructureElement.BlocksToPlace</code></a> via <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getBlocksToPlace-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-"><code>IStructureElement.getBlocksToPlace(Object, World, int, int, int, ItemStack, AutoPlaceEnvironment)</code></a>. If not null
+     <ol>
+     <li>call <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#check-T-net.minecraft.world.World-int-int-int-"><code>IStructureElement.check(Object, World, int, int, int)</code></a>. If this returns <code>true</code>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html#SKIP"><code>IStructureElement.PlaceResult.SKIP</code></a> will be returned without further action.</li>
+     <li>Use the <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure"><code>IStructureElement.BlocksToPlace</code></a> retrieved earlier and passed in <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IItemSource</code></a> to determine an item to place</li>
+     <li>Hand over control to <code>StructureUtility#survivalPlaceBlock(ItemStack, NBTMode, NBTTagCompound, boolean, World, int, int, int, IItemSource, EntityPlayer, Consumer)</code></li>
+     </ol>
+     </li>
+     <li>Call legacy <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a> if <code>env.getActor()</code> contains an <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayerMP.html?is-external=true" title="class or interface in net.minecraft.entity.player"><code>EntityPlayerMP</code></a></li>
+     <li>Emit warning under debug mode (or throw exception under panic mode), then return <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html#SKIP"><code>IStructureElement.PlaceResult.SKIP</code></a></li>
+ </ol>
+ It should be noticed that the default implementation is likely to cause unexpected issues if the
+ <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#check-T-net.minecraft.world.World-int-int-int-"><code>IStructureElement.check(Object, World, int, int, int)</code></a> is not side effect free, or is not idempotent.
+ E.g. the <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#check-T-net.minecraft.world.World-int-int-int-"><code>IStructureElement.check(Object, World, int, int, int)</code></a> will add current coord to a <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util"><code>List</code></a>. As
+ this method might be invoked at a location that is already accepted, this will cause the machine to have multiple
+ of this coord in its list.</div>
+<dl>
+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">survivalPlaceBlock</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementChain.html" title="type parameter in IStructureElementChain">T</a>&gt;</code></dd>
+<dd><code>trigger</code> - trigger item</dd>
+<dd><code>env</code> - autoplacing environment</dd>
+</dl>
+</li>
+</ul>
 </li>
 </ul>
 </li>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElementCheckOnly.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElementCheckOnly.html
index 2e8f2884..24077518 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElementCheckOnly.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElementCheckOnly.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>IStructureElementCheckOnly (StructureLib 1.7.10-1.1.12 API)</title>
+<title>IStructureElementCheckOnly (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,13 +11,13 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="IStructureElementCheckOnly (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="IStructureElementCheckOnly (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
     }
 //-->
-var methods = {"i0":18,"i1":18,"i2":18};
+var methods = {"i0":18,"i1":18,"i2":18,"i3":18};
 var tabs = {65535:["t0","All Methods"],2:["t2","Instance Methods"],16:["t5","Default Methods"]};
 var altColor = "altColor";
 var rowColor = "rowColor";
@@ -122,7 +122,7 @@ extends <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureE
 <!--   -->
 </a>
 <h3>Nested classes/interfaces inherited from interface&nbsp;com.gtnewhorizon.structurelib.structure.<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a></h3>
-<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></li>
+<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></li>
 </ul>
 </li>
 </ul>
@@ -158,6 +158,18 @@ extends <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureE
 </tr>
 <tr id="i2" class="altColor">
 <td class="colFirst"><code>default <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementCheckOnly.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">survivalPlaceBlock</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementCheckOnly.html" title="type parameter in IStructureElementCheckOnly">T</a>&nbsp;t,
+                  <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                  int&nbsp;x,
+                  int&nbsp;y,
+                  int&nbsp;z,
+                  <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger,
+                  <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a>&nbsp;env)</code>
+<div class="block">Try place the block by taking resource from given <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IItemSource</code></a>.</div>
+</td>
+</tr>
+<tr id="i3" class="rowColor">
+<td class="colFirst"><code>default <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementCheckOnly.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-">survivalPlaceBlock</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementCheckOnly.html" title="type parameter in IStructureElementCheckOnly">T</a>&nbsp;t,
                   <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
                   int&nbsp;x,
@@ -176,7 +188,7 @@ extends <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureE
 <!--   -->
 </a>
 <h3>Methods inherited from interface&nbsp;com.gtnewhorizon.structurelib.structure.<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a></h3>
-<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#check-T-net.minecraft.world.World-int-int-int-">check</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepA--">getStepA</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepB--">getStepB</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepC--">getStepC</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#isNavigating--">isNavigating</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#noPlacement--">noPlacement</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#resetA--">resetA</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#resetB--">resetB</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#resetC--">resetC</a></code></li>
+<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#check-T-net.minecraft.world.World-int-int-int-">check</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getBlocksToPlace-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">getBlocksToPlace</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepA--">getStepA</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepB--">getStepB</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepC--">getStepC</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#isNavigating--">isNavigating</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#noPlacement--">noPlacement</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#resetA--">resetA</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#resetB--">resetB</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#resetC--">resetC</a></code></li>
 </ul>
 </li>
 </ul>
@@ -237,7 +249,7 @@ extends <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureE
 </a><a name="survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-">
 <!--   -->
 </a>
-<ul class="blockListLast">
+<ul class="blockList">
 <li class="blockList">
 <h4>survivalPlaceBlock</h4>
 <pre>default&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a>&nbsp;survivalPlaceBlock(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementCheckOnly.html" title="type parameter in IStructureElementCheckOnly">T</a>&nbsp;t,
@@ -252,7 +264,7 @@ extends <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureE
 <div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-">IStructureElement</a></code></span></div>
 <div class="block">Try place the block by taking resource from given IItemSource.
  <p>
- You might want to use <a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-"><code>StructureUtility.survivalPlaceBlock(Block, int, World, int, int, int, IItemSource, EntityPlayerMP)</code></a>
+ You might want to use <a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-"><code>StructureUtility.survivalPlaceBlock(Block, int, World, int, int, int, IItemSource, net.minecraft.entity.player.EntityPlayer)</code></a>
  or its overloads to implement this.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
@@ -266,6 +278,52 @@ extends <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureE
 </dl>
 </li>
 </ul>
+<a name="survivalPlaceBlock-java.lang.Object-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">
+<!--   -->
+</a><a name="survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">
+<!--   -->
+</a>
+<ul class="blockListLast">
+<li class="blockList">
+<h4>survivalPlaceBlock</h4>
+<pre>default&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a>&nbsp;survivalPlaceBlock(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementCheckOnly.html" title="type parameter in IStructureElementCheckOnly">T</a>&nbsp;t,
+                                                         <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                                                         int&nbsp;x,
+                                                         int&nbsp;y,
+                                                         int&nbsp;z,
+                                                         <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger,
+                                                         <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a>&nbsp;env)</pre>
+<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">IStructureElement</a></code></span></div>
+<div class="block">Try place the block by taking resource from given <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IItemSource</code></a>.
+ <p>
+ You might want to use <a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-"><code>StructureUtility.survivalPlaceBlock(Block, int, World, int, int, int, IItemSource, net.minecraft.entity.player.EntityPlayer)</code></a>
+ or its overloads to implement this.
+ <p>
+ The default implementation provided will
+ <ol>
+     <li>Get <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure"><code>IStructureElement.BlocksToPlace</code></a> via <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getBlocksToPlace-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-"><code>IStructureElement.getBlocksToPlace(Object, World, int, int, int, ItemStack, AutoPlaceEnvironment)</code></a>. If not null
+     <ol>
+     <li>call <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#check-T-net.minecraft.world.World-int-int-int-"><code>IStructureElement.check(Object, World, int, int, int)</code></a>. If this returns <code>true</code>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html#SKIP"><code>IStructureElement.PlaceResult.SKIP</code></a> will be returned without further action.</li>
+     <li>Use the <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure"><code>IStructureElement.BlocksToPlace</code></a> retrieved earlier and passed in <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IItemSource</code></a> to determine an item to place</li>
+     <li>Hand over control to <code>StructureUtility#survivalPlaceBlock(ItemStack, NBTMode, NBTTagCompound, boolean, World, int, int, int, IItemSource, EntityPlayer, Consumer)</code></li>
+     </ol>
+     </li>
+     <li>Call legacy <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a> if <code>env.getActor()</code> contains an <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayerMP.html?is-external=true" title="class or interface in net.minecraft.entity.player"><code>EntityPlayerMP</code></a></li>
+     <li>Emit warning under debug mode (or throw exception under panic mode), then return <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html#SKIP"><code>IStructureElement.PlaceResult.SKIP</code></a></li>
+ </ol>
+ It should be noticed that the default implementation is likely to cause unexpected issues if the
+ <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#check-T-net.minecraft.world.World-int-int-int-"><code>IStructureElement.check(Object, World, int, int, int)</code></a> is not side effect free, or is not idempotent.
+ E.g. the <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#check-T-net.minecraft.world.World-int-int-int-"><code>IStructureElement.check(Object, World, int, int, int)</code></a> will add current coord to a <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util"><code>List</code></a>. As
+ this method might be invoked at a location that is already accepted, this will cause the machine to have multiple
+ of this coord in its list.</div>
+<dl>
+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">survivalPlaceBlock</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementCheckOnly.html" title="type parameter in IStructureElementCheckOnly">T</a>&gt;</code></dd>
+<dd><code>trigger</code> - trigger item</dd>
+<dd><code>env</code> - autoplacing environment</dd>
+</dl>
+</li>
+</ul>
 </li>
 </ul>
 </li>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElementDeferred.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElementDeferred.html
index 3b56a74b..6ae67d73 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElementDeferred.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElementDeferred.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>IStructureElementDeferred (StructureLib 1.7.10-1.1.12 API)</title>
+<title>IStructureElementDeferred (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="IStructureElementDeferred (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="IStructureElementDeferred (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
@@ -117,7 +117,7 @@ extends <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureE
 <!--   -->
 </a>
 <h3>Nested classes/interfaces inherited from interface&nbsp;com.gtnewhorizon.structurelib.structure.<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a></h3>
-<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></li>
+<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></li>
 </ul>
 </li>
 </ul>
@@ -132,7 +132,7 @@ extends <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureE
 <!--   -->
 </a>
 <h3>Methods inherited from interface&nbsp;com.gtnewhorizon.structurelib.structure.<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a></h3>
-<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#check-T-net.minecraft.world.World-int-int-int-">check</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepA--">getStepA</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepB--">getStepB</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepC--">getStepC</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#isNavigating--">isNavigating</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#noPlacement--">noPlacement</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#placeBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-">placeBlock</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#resetA--">resetA</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#resetB--">resetB</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#resetC--">resetC</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#spawnHint-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-">spawnHint</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-">survivalPlaceBlock</a></code></li>
+<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#check-T-net.minecraft.world.World-int-int-int-">check</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getBlocksToPlace-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">getBlocksToPlace</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepA--">getStepA</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepB--">getStepB</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepC--">getStepC</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#isNavigating--">isNavigating</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#noPlacement--">noPlacement</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#placeBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-">placeBlock</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#resetA--">resetA</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#resetB--">resetB</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#resetC--">resetC</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#spawnHint-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-">spawnHint</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">survivalPlaceBlock</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-">survivalPlaceBlock</a></code></li>
 </ul>
 </li>
 </ul>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElementNoPlacement.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElementNoPlacement.html
index 653d80b5..a23ae08c 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElementNoPlacement.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureElementNoPlacement.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>IStructureElementNoPlacement (StructureLib 1.7.10-1.1.12 API)</title>
+<title>IStructureElementNoPlacement (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,13 +11,13 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="IStructureElementNoPlacement (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="IStructureElementNoPlacement (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
     }
 //-->
-var methods = {"i0":18,"i1":18,"i2":18};
+var methods = {"i0":18,"i1":18,"i2":18,"i3":18};
 var tabs = {65535:["t0","All Methods"],2:["t2","Instance Methods"],16:["t5","Default Methods"]};
 var altColor = "altColor";
 var rowColor = "rowColor";
@@ -48,7 +48,7 @@ var activeTableTab = "activeTableTab";
 <div class="subNav">
 <ul class="navList">
 <li><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementDeferred.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
-<li><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
+<li><a href="../../../../com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
 </ul>
 <ul class="navList">
 <li><a href="../../../../index.html?com/gtnewhorizon/structurelib/structure/IStructureElementNoPlacement.html" target="_top">Frames</a></li>
@@ -122,7 +122,7 @@ extends <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureE
 <!--   -->
 </a>
 <h3>Nested classes/interfaces inherited from interface&nbsp;com.gtnewhorizon.structurelib.structure.<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a></h3>
-<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></li>
+<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></li>
 </ul>
 </li>
 </ul>
@@ -155,6 +155,18 @@ extends <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureE
 </tr>
 <tr id="i2" class="altColor">
 <td class="colFirst"><code>default <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementNoPlacement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">survivalPlaceBlock</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementNoPlacement.html" title="type parameter in IStructureElementNoPlacement">T</a>&nbsp;t,
+                  <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                  int&nbsp;x,
+                  int&nbsp;y,
+                  int&nbsp;z,
+                  <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger,
+                  <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a>&nbsp;env)</code>
+<div class="block">Try place the block by taking resource from given <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IItemSource</code></a>.</div>
+</td>
+</tr>
+<tr id="i3" class="rowColor">
+<td class="colFirst"><code>default <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementNoPlacement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-">survivalPlaceBlock</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementNoPlacement.html" title="type parameter in IStructureElementNoPlacement">T</a>&nbsp;t,
                   <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
                   int&nbsp;x,
@@ -173,7 +185,7 @@ extends <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureE
 <!--   -->
 </a>
 <h3>Methods inherited from interface&nbsp;com.gtnewhorizon.structurelib.structure.<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a></h3>
-<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#check-T-net.minecraft.world.World-int-int-int-">check</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepA--">getStepA</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepB--">getStepB</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepC--">getStepC</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#isNavigating--">isNavigating</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#resetA--">resetA</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#resetB--">resetB</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#resetC--">resetC</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#spawnHint-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-">spawnHint</a></code></li>
+<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#check-T-net.minecraft.world.World-int-int-int-">check</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getBlocksToPlace-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">getBlocksToPlace</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepA--">getStepA</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepB--">getStepB</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepC--">getStepC</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#isNavigating--">isNavigating</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#resetA--">resetA</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#resetB--">resetB</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#resetC--">resetC</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#spawnHint-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-">spawnHint</a></code></li>
 </ul>
 </li>
 </ul>
@@ -229,7 +241,7 @@ extends <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureE
 <div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-">IStructureElement</a></code></span></div>
 <div class="block">Try place the block by taking resource from given IItemSource.
  <p>
- You might want to use <a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-"><code>StructureUtility.survivalPlaceBlock(Block, int, World, int, int, int, IItemSource, EntityPlayerMP)</code></a>
+ You might want to use <a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-"><code>StructureUtility.survivalPlaceBlock(Block, int, World, int, int, int, IItemSource, net.minecraft.entity.player.EntityPlayer)</code></a>
  or its overloads to implement this.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
@@ -243,6 +255,52 @@ extends <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureE
 </dl>
 </li>
 </ul>
+<a name="survivalPlaceBlock-java.lang.Object-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">
+<!--   -->
+</a><a name="survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>survivalPlaceBlock</h4>
+<pre>default&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a>&nbsp;survivalPlaceBlock(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementNoPlacement.html" title="type parameter in IStructureElementNoPlacement">T</a>&nbsp;t,
+                                                         <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                                                         int&nbsp;x,
+                                                         int&nbsp;y,
+                                                         int&nbsp;z,
+                                                         <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;trigger,
+                                                         <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a>&nbsp;env)</pre>
+<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">IStructureElement</a></code></span></div>
+<div class="block">Try place the block by taking resource from given <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IItemSource</code></a>.
+ <p>
+ You might want to use <a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-"><code>StructureUtility.survivalPlaceBlock(Block, int, World, int, int, int, IItemSource, net.minecraft.entity.player.EntityPlayer)</code></a>
+ or its overloads to implement this.
+ <p>
+ The default implementation provided will
+ <ol>
+     <li>Get <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure"><code>IStructureElement.BlocksToPlace</code></a> via <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#getBlocksToPlace-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-"><code>IStructureElement.getBlocksToPlace(Object, World, int, int, int, ItemStack, AutoPlaceEnvironment)</code></a>. If not null
+     <ol>
+     <li>call <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#check-T-net.minecraft.world.World-int-int-int-"><code>IStructureElement.check(Object, World, int, int, int)</code></a>. If this returns <code>true</code>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html#SKIP"><code>IStructureElement.PlaceResult.SKIP</code></a> will be returned without further action.</li>
+     <li>Use the <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure"><code>IStructureElement.BlocksToPlace</code></a> retrieved earlier and passed in <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IItemSource</code></a> to determine an item to place</li>
+     <li>Hand over control to <code>StructureUtility#survivalPlaceBlock(ItemStack, NBTMode, NBTTagCompound, boolean, World, int, int, int, IItemSource, EntityPlayer, Consumer)</code></li>
+     </ol>
+     </li>
+     <li>Call legacy <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a> if <code>env.getActor()</code> contains an <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayerMP.html?is-external=true" title="class or interface in net.minecraft.entity.player"><code>EntityPlayerMP</code></a></li>
+     <li>Emit warning under debug mode (or throw exception under panic mode), then return <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html#SKIP"><code>IStructureElement.PlaceResult.SKIP</code></a></li>
+ </ol>
+ It should be noticed that the default implementation is likely to cause unexpected issues if the
+ <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#check-T-net.minecraft.world.World-int-int-int-"><code>IStructureElement.check(Object, World, int, int, int)</code></a> is not side effect free, or is not idempotent.
+ E.g. the <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#check-T-net.minecraft.world.World-int-int-int-"><code>IStructureElement.check(Object, World, int, int, int)</code></a> will add current coord to a <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util"><code>List</code></a>. As
+ this method might be invoked at a location that is already accepted, this will cause the machine to have multiple
+ of this coord in its list.</div>
+<dl>
+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">survivalPlaceBlock</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementNoPlacement.html" title="type parameter in IStructureElementNoPlacement">T</a>&gt;</code></dd>
+<dd><code>trigger</code> - trigger item</dd>
+<dd><code>env</code> - autoplacing environment</dd>
+</dl>
+</li>
+</ul>
 <a name="noPlacement--">
 <!--   -->
 </a>
@@ -286,7 +344,7 @@ extends <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureE
 <div class="subNav">
 <ul class="navList">
 <li><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementDeferred.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
-<li><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
+<li><a href="../../../../com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
 </ul>
 <ul class="navList">
 <li><a href="../../../../index.html?com/gtnewhorizon/structurelib/structure/IStructureElementNoPlacement.html" target="_top">Frames</a></li>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureWalker.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html
similarity index 53%
rename from master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureWalker.html
rename to master/javadoc/com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html
index 7fd05099..806d91d0 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/IStructureWalker.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>IStructureWalker (StructureLib 1.7.10-1.1.12 API)</title>
+<title>ISurvivalBuildEnvironment (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,13 +11,13 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="IStructureWalker (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="ISurvivalBuildEnvironment (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
     }
 //-->
-var methods = {"i0":18,"i1":17,"i2":17,"i3":6};
+var methods = {"i0":17,"i1":6,"i2":6};
 var tabs = {65535:["t0","All Methods"],1:["t1","Static Methods"],2:["t2","Instance Methods"],4:["t3","Abstract Methods"],16:["t5","Default Methods"]};
 var altColor = "altColor";
 var rowColor = "rowColor";
@@ -51,8 +51,8 @@ var activeTableTab = "activeTableTab";
 <li><a href="../../../../com/gtnewhorizon/structurelib/structure/ITierConverter.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
 </ul>
 <ul class="navList">
-<li><a href="../../../../index.html?com/gtnewhorizon/structurelib/structure/IStructureWalker.html" target="_top">Frames</a></li>
-<li><a href="IStructureWalker.html" target="_top">No&nbsp;Frames</a></li>
+<li><a href="../../../../index.html?com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html" target="_top">Frames</a></li>
+<li><a href="ISurvivalBuildEnvironment.html" target="_top">No&nbsp;Frames</a></li>
 </ul>
 <ul class="navList" id="allclasses_navbar_top">
 <li><a href="../../../../allclasses-noframe.html">All&nbsp;Classes</a></li>
@@ -91,7 +91,7 @@ var activeTableTab = "activeTableTab";
 <!-- ======== START OF CLASS DATA ======== -->
 <div class="header">
 <div class="subTitle">com.gtnewhorizon.structurelib.structure</div>
-<h2 title="Interface IStructureWalker" class="title">Interface IStructureWalker&lt;T&gt;</h2>
+<h2 title="Interface ISurvivalBuildEnvironment" class="title">Interface ISurvivalBuildEnvironment</h2>
 </div>
 <div class="contentContainer">
 <div class="description">
@@ -99,7 +99,7 @@ var activeTableTab = "activeTableTab";
 <li class="blockList">
 <hr>
 <br>
-<pre>public interface <span class="typeNameLabel">IStructureWalker&lt;T&gt;</span></pre>
+<pre>public interface <span class="typeNameLabel">ISurvivalBuildEnvironment</span></pre>
 </li>
 </ul>
 </div>
@@ -119,28 +119,23 @@ var activeTableTab = "activeTableTab";
 <th class="colLast" scope="col">Method and Description</th>
 </tr>
 <tr id="i0" class="altColor">
-<td class="colFirst"><code>default boolean</code></td>
-<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureWalker.html#blockNotLoaded-com.gtnewhorizon.structurelib.structure.IStructureElement-net.minecraft.world.World-int-int-int-">blockNotLoaded</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="type parameter in IStructureWalker">T</a>&gt;&nbsp;element,
-              <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
-              int&nbsp;x,
-              int&nbsp;y,
-              int&nbsp;z)</code>&nbsp;</td>
+<td class="colFirst"><code>static <a href="../../../../com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html" title="interface in com.gtnewhorizon.structurelib.structure">ISurvivalBuildEnvironment</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html#create-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-">create</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;source,
+      <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a>&nbsp;actor)</code>
+<div class="block">Create a default implementation with three parameters all being constants.</div>
+</td>
 </tr>
 <tr id="i1" class="rowColor">
-<td class="colFirst"><code>static &lt;T&gt;&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureWalker</a>&lt;T&gt;</code></td>
-<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureWalker.html#ignoreBlockUnloaded-com.gtnewhorizon.structurelib.structure.IStructureWalker-">ignoreBlockUnloaded</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureWalker</a>&lt;T&gt;&nbsp;walker)</code>&nbsp;</td>
+<td class="colFirst"><code><a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html#getActor--">getActor</a></span>()</code>
+<div class="block">Get the origin of action.</div>
+</td>
 </tr>
 <tr id="i2" class="altColor">
-<td class="colFirst"><code>static &lt;T&gt;&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureWalker</a>&lt;T&gt;</code></td>
-<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureWalker.html#skipBlockUnloaded-com.gtnewhorizon.structurelib.structure.IStructureWalker-">skipBlockUnloaded</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureWalker</a>&lt;T&gt;&nbsp;walker)</code>&nbsp;</td>
-</tr>
-<tr id="i3" class="rowColor">
-<td class="colFirst"><code>boolean</code></td>
-<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureWalker.html#visit-com.gtnewhorizon.structurelib.structure.IStructureElement-net.minecraft.world.World-int-int-int-">visit</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="type parameter in IStructureWalker">T</a>&gt;&nbsp;element,
-     <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
-     int&nbsp;x,
-     int&nbsp;y,
-     int&nbsp;z)</code>&nbsp;</td>
+<td class="colFirst"><code><a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html#getSource--">getSource</a></span>()</code>
+<div class="block">Get the source of the items.</div>
+</td>
 </tr>
 </table>
 </li>
@@ -157,48 +152,42 @@ var activeTableTab = "activeTableTab";
 <!--   -->
 </a>
 <h3>Method Detail</h3>
-<a name="visit-com.gtnewhorizon.structurelib.structure.IStructureElement-net.minecraft.world.World-int-int-int-">
+<a name="getSource--">
 <!--   -->
 </a>
 <ul class="blockList">
 <li class="blockList">
-<h4>visit</h4>
-<pre>boolean&nbsp;visit(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="type parameter in IStructureWalker">T</a>&gt;&nbsp;element,
-              <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
-              int&nbsp;x,
-              int&nbsp;y,
-              int&nbsp;z)</pre>
+<h4>getSource</h4>
+<pre><a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;getSource()</pre>
+<div class="block">Get the source of the items. This will be invoked exactly once per structure element build.
+ <p>
+ If the call chain ever got into the old API, this will be called at least once per <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#survivalBuild-T-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-int-com.gtnewhorizon.structurelib.structure.ISurvivalBuildEnvironment-boolean-"><code>IStructureDefinition.survivalBuild(Object, ItemStack, String, World, ExtendedFacing, int, int, int, int, int, int, int, ISurvivalBuildEnvironment, boolean)</code></a> call.</div>
 </li>
 </ul>
-<a name="blockNotLoaded-com.gtnewhorizon.structurelib.structure.IStructureElement-net.minecraft.world.World-int-int-int-">
+<a name="getActor--">
 <!--   -->
 </a>
 <ul class="blockList">
 <li class="blockList">
-<h4>blockNotLoaded</h4>
-<pre>default&nbsp;boolean&nbsp;blockNotLoaded(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="type parameter in IStructureWalker">T</a>&gt;&nbsp;element,
-                               <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
-                               int&nbsp;x,
-                               int&nbsp;y,
-                               int&nbsp;z)</pre>
+<h4>getActor</h4>
+<pre><a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a>&nbsp;getActor()</pre>
+<div class="block">Get the origin of action. This will be invoked at least once per <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#survivalBuild-T-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-int-com.gtnewhorizon.structurelib.structure.ISurvivalBuildEnvironment-boolean-"><code>IStructureDefinition.survivalBuild(Object, ItemStack, String, World, ExtendedFacing, int, int, int, int, int, int, int, ISurvivalBuildEnvironment, boolean)</code></a> call.</div>
 </li>
 </ul>
-<a name="ignoreBlockUnloaded-com.gtnewhorizon.structurelib.structure.IStructureWalker-">
-<!--   -->
-</a>
-<ul class="blockList">
-<li class="blockList">
-<h4>ignoreBlockUnloaded</h4>
-<pre>static&nbsp;&lt;T&gt;&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureWalker</a>&lt;T&gt;&nbsp;ignoreBlockUnloaded(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureWalker</a>&lt;T&gt;&nbsp;walker)</pre>
-</li>
-</ul>
-<a name="skipBlockUnloaded-com.gtnewhorizon.structurelib.structure.IStructureWalker-">
+<a name="create-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-">
 <!--   -->
 </a>
 <ul class="blockListLast">
 <li class="blockList">
-<h4>skipBlockUnloaded</h4>
-<pre>static&nbsp;&lt;T&gt;&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureWalker</a>&lt;T&gt;&nbsp;skipBlockUnloaded(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureWalker</a>&lt;T&gt;&nbsp;walker)</pre>
+<h4>create</h4>
+<pre>static&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html" title="interface in com.gtnewhorizon.structurelib.structure">ISurvivalBuildEnvironment</a>&nbsp;create(<a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;source,
+                                        <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a>&nbsp;actor)</pre>
+<div class="block">Create a default implementation with three parameters all being constants.</div>
+<dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>source</code> - from where to drain resource</dd>
+<dd><code>actor</code> - source of action</dd>
+</dl>
 </li>
 </ul>
 </li>
@@ -232,8 +221,8 @@ var activeTableTab = "activeTableTab";
 <li><a href="../../../../com/gtnewhorizon/structurelib/structure/ITierConverter.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
 </ul>
 <ul class="navList">
-<li><a href="../../../../index.html?com/gtnewhorizon/structurelib/structure/IStructureWalker.html" target="_top">Frames</a></li>
-<li><a href="IStructureWalker.html" target="_top">No&nbsp;Frames</a></li>
+<li><a href="../../../../index.html?com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html" target="_top">Frames</a></li>
+<li><a href="ISurvivalBuildEnvironment.html" target="_top">No&nbsp;Frames</a></li>
 </ul>
 <ul class="navList" id="allclasses_navbar_bottom">
 <li><a href="../../../../allclasses-noframe.html">All&nbsp;Classes</a></li>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/ITierConverter.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/ITierConverter.html
index 4640c7fd..9d49eef6 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/ITierConverter.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/ITierConverter.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>ITierConverter (StructureLib 1.7.10-1.1.12 API)</title>
+<title>ITierConverter (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="ITierConverter (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="ITierConverter (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
@@ -47,7 +47,7 @@ var activeTableTab = "activeTableTab";
 </div>
 <div class="subNav">
 <ul class="navList">
-<li><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
+<li><a href="../../../../com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
 <li><a href="../../../../com/gtnewhorizon/structurelib/structure/IWithExtendedContext.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
 </ul>
 <ul class="navList">
@@ -185,7 +185,7 @@ public interface <span class="typeNameLabel">ITierConverter&lt;TIER&gt;</span></
 </div>
 <div class="subNav">
 <ul class="navList">
-<li><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
+<li><a href="../../../../com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Prev&nbsp;Class</span></a></li>
 <li><a href="../../../../com/gtnewhorizon/structurelib/structure/IWithExtendedContext.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">Next&nbsp;Class</span></a></li>
 </ul>
 <ul class="navList">
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/IWithExtendedContext.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/IWithExtendedContext.html
index f9200ad5..3c404bbf 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/IWithExtendedContext.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/IWithExtendedContext.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>IWithExtendedContext (StructureLib 1.7.10-1.1.12 API)</title>
+<title>IWithExtendedContext (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="IWithExtendedContext (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="IWithExtendedContext (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html
index 6e3905ba..7ad84c06 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>StructureDefinition.Builder (StructureLib 1.7.10-1.1.12 API)</title>
+<title>StructureDefinition.Builder (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,14 +11,14 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="StructureDefinition.Builder (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="StructureDefinition.Builder (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
     }
 //-->
-var methods = {"i0":10,"i1":10,"i2":10,"i3":10,"i4":10};
-var tabs = {65535:["t0","All Methods"],2:["t2","Instance Methods"],8:["t4","Concrete Methods"]};
+var methods = {"i0":42,"i1":10,"i2":10,"i3":10,"i4":10,"i5":10};
+var tabs = {65535:["t0","All Methods"],2:["t2","Instance Methods"],8:["t4","Concrete Methods"],32:["t6","Deprecated Methods"]};
 var altColor = "altColor";
 var rowColor = "rowColor";
 var tableTab = "tableTab";
@@ -126,7 +126,7 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 </a>
 <h3>Method Summary</h3>
 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
-<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
+<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t6" class="tableTab"><span><a href="javascript:show(32);">Deprecated Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
 <tr>
 <th class="colFirst" scope="col">Modifier and Type</th>
 <th class="colLast" scope="col">Method and Description</th>
@@ -134,28 +134,33 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 <tr id="i0" class="altColor">
 <td class="colFirst"><code><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="class in com.gtnewhorizon.structurelib.structure">StructureDefinition.Builder</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="type parameter in StructureDefinition.Builder">T</a>&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html#addElement-java.lang.Character-com.gtnewhorizon.structurelib.structure.IStructureElement-">addElement</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Character.html?is-external=true" title="class or interface in java.lang">Character</a>&nbsp;name,
-          <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="type parameter in StructureDefinition.Builder">T</a>&gt;&nbsp;structurePiece)</code>&nbsp;</td>
+          <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="type parameter in StructureDefinition.Builder">T</a>&gt;&nbsp;structurePiece)</code>
+<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;
+<div class="block"><span class="deprecationComment">use the unboxed version</span></div>
+</div>
+</td>
 </tr>
 <tr id="i1" class="rowColor">
 <td class="colFirst"><code><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="class in com.gtnewhorizon.structurelib.structure">StructureDefinition.Builder</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="type parameter in StructureDefinition.Builder">T</a>&gt;</code></td>
-<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html#addShape-java.lang.String-java.lang.String:A:A-">addShape</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name,
-        <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[][]&nbsp;structurePiece)</code>
-<div class="block">Adds shape
- + is anything but air
- - is air checks
- space bar is skip
- ~ is also skip (but marks controller position, optional.</div>
-</td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html#addElement-char-com.gtnewhorizon.structurelib.structure.IStructureElement-">addElement</a></span>(char&nbsp;name,
+          <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="type parameter in StructureDefinition.Builder">T</a>&gt;&nbsp;structurePiece)</code>&nbsp;</td>
 </tr>
 <tr id="i2" class="altColor">
+<td class="colFirst"><code><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="class in com.gtnewhorizon.structurelib.structure">StructureDefinition.Builder</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="type parameter in StructureDefinition.Builder">T</a>&gt;</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html#addShape-java.lang.String-java.lang.String:A:A-">addShape</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name,
+        <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[][]&nbsp;structurePiece)</code>
+<div class="block">Adds shape.</div>
+</td>
+</tr>
+<tr id="i3" class="rowColor">
 <td class="colFirst"><code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureDefinition</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="type parameter in StructureDefinition.Builder">T</a>&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html#build--">build</a></span>()</code>&nbsp;</td>
 </tr>
-<tr id="i3" class="rowColor">
+<tr id="i4" class="altColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Character.html?is-external=true" title="class or interface in java.lang">Character</a>,<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="type parameter in StructureDefinition.Builder">T</a>&gt;&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html#getElements--">getElements</a></span>()</code>&nbsp;</td>
 </tr>
-<tr id="i4" class="altColor">
+<tr id="i5" class="rowColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html#getShapes--">getShapes</a></span>()</code>&nbsp;</td>
 </tr>
@@ -207,18 +212,22 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 <h4>addShape</h4>
 <pre>public&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="class in com.gtnewhorizon.structurelib.structure">StructureDefinition.Builder</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="type parameter in StructureDefinition.Builder">T</a>&gt;&nbsp;addShape(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name,
                                                <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[][]&nbsp;structurePiece)</pre>
-<div class="block">Adds shape
- + is anything but air
- - is air checks
- space bar is skip
- ~ is also skip (but marks controller position, optional. implementation wise it is a space...)
- rest needs to be defined
+<div class="block">Adds shape. Shape is a two-dimensional string array. Each <b>character</b> inside any of these strings will
+ be later mapped to a particular type of <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IStructureElement</code></a> as indicated by <a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html#addElement-java.lang.Character-com.gtnewhorizon.structurelib.structure.IStructureElement-"><code>addElement(Character, IStructureElement)</code></a>.
  <p>
  next char is next block(a)
  next string is next line(b)
  next string[] is next slice(c)
  <p>
- char A000-FFFF range is reserved for generated skips</div>
+ There are a few special reserved characters that are pre-mapped to some common structure elements
+ <ul>
+ <li>+ is anything but air</li>
+ <li>- is air checks</li>
+ <li>space bar is skip</li>
+ <li>~ is also skip (but marks controller position, not optional)</li>
+ <li>char <code>A000-FFFF</code> range is reserved for generated skips</li>
+ </ul>
+ <p></div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>name</code> - unlocalized/code name</dd>
@@ -234,7 +243,19 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 <ul class="blockList">
 <li class="blockList">
 <h4>addElement</h4>
-<pre>public&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="class in com.gtnewhorizon.structurelib.structure">StructureDefinition.Builder</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="type parameter in StructureDefinition.Builder">T</a>&gt;&nbsp;addElement(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Character.html?is-external=true" title="class or interface in java.lang">Character</a>&nbsp;name,
+<pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</a>
+public&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="class in com.gtnewhorizon.structurelib.structure">StructureDefinition.Builder</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="type parameter in StructureDefinition.Builder">T</a>&gt;&nbsp;addElement(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Character.html?is-external=true" title="class or interface in java.lang">Character</a>&nbsp;name,
+                                                             <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="type parameter in StructureDefinition.Builder">T</a>&gt;&nbsp;structurePiece)</pre>
+<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;<span class="deprecationComment">use the unboxed version</span></div>
+</li>
+</ul>
+<a name="addElement-char-com.gtnewhorizon.structurelib.structure.IStructureElement-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>addElement</h4>
+<pre>public&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="class in com.gtnewhorizon.structurelib.structure">StructureDefinition.Builder</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="type parameter in StructureDefinition.Builder">T</a>&gt;&nbsp;addElement(char&nbsp;name,
                                                  <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="type parameter in StructureDefinition.Builder">T</a>&gt;&nbsp;structurePiece)</pre>
 </li>
 </ul>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/StructureDefinition.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/StructureDefinition.html
index ba9f7748..49a6e56b 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/StructureDefinition.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/StructureDefinition.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>StructureDefinition (StructureLib 1.7.10-1.1.12 API)</title>
+<title>StructureDefinition (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,13 +11,13 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="StructureDefinition (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="StructureDefinition (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
     }
 //-->
-var methods = {"i0":9,"i1":10,"i2":10,"i3":10,"i4":10};
+var methods = {"i0":9,"i1":10,"i2":10,"i3":10,"i4":10,"i5":10};
 var tabs = {65535:["t0","All Methods"],1:["t1","Static Methods"],2:["t2","Instance Methods"],8:["t4","Concrete Methods"]};
 var altColor = "altColor";
 var rowColor = "rowColor";
@@ -175,6 +175,13 @@ implements <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructu
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.html" title="type parameter in StructureDefinition">T</a>&gt;[]&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.html#getStructures--">getStructures</a></span>()</code>&nbsp;</td>
 </tr>
+<tr id="i5" class="rowColor">
+<td class="colFirst"><code>boolean</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.html#isContainedInStructure-java.lang.String-int-int-int-">isContainedInStructure</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name,
+                      int&nbsp;offsetA,
+                      int&nbsp;offsetB,
+                      int&nbsp;offsetC)</code>&nbsp;</td>
+</tr>
 </table>
 <ul class="blockList">
 <li class="blockList"><a name="methods.inherited.from.class.java.lang.Object">
@@ -188,7 +195,7 @@ implements <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructu
 <!--   -->
 </a>
 <h3>Methods inherited from interface&nbsp;com.gtnewhorizon.structurelib.structure.<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureDefinition</a></h3>
-<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#build-T-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-">build</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#buildOrHints-T-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-boolean-">buildOrHints</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#check-T-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-boolean-">check</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#hints-T-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-">hints</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#iterate-T-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IStructureElement:A-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-boolean-java.lang.Boolean-">iterate</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#survivalBuild-T-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-boolean-">survivalBuild</a></code></li>
+<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#build-T-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-">build</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#buildOrHints-T-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-boolean-">buildOrHints</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#check-T-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-boolean-">check</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#hints-T-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-">hints</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#iterate-T-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IStructureElement:A-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-boolean-java.lang.Boolean-">iterate</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#survivalBuild-T-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-boolean-">survivalBuild</a>, <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#survivalBuild-T-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-int-com.gtnewhorizon.structurelib.structure.ISurvivalBuildEnvironment-boolean-">survivalBuild</a></code></li>
 </ul>
 </li>
 </ul>
@@ -251,7 +258,7 @@ implements <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructu
 <a name="getStructureFor-java.lang.String-">
 <!--   -->
 </a>
-<ul class="blockListLast">
+<ul class="blockList">
 <li class="blockList">
 <h4>getStructureFor</h4>
 <pre>public&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.html" title="type parameter in StructureDefinition">T</a>&gt;[]&nbsp;getStructureFor(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name)</pre>
@@ -269,6 +276,22 @@ implements <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructu
 </dl>
 </li>
 </ul>
+<a name="isContainedInStructure-java.lang.String-int-int-int-">
+<!--   -->
+</a>
+<ul class="blockListLast">
+<li class="blockList">
+<h4>isContainedInStructure</h4>
+<pre>public&nbsp;boolean&nbsp;isContainedInStructure(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name,
+                                      int&nbsp;offsetA,
+                                      int&nbsp;offsetB,
+                                      int&nbsp;offsetC)</pre>
+<dl>
+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#isContainedInStructure-java.lang.String-int-int-int-">isContainedInStructure</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureDefinition</a>&lt;<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.html" title="type parameter in StructureDefinition">T</a>&gt;</code></dd>
+</dl>
+</li>
+</ul>
 </li>
 </ul>
 </li>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/StructureUtility.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/StructureUtility.html
index 42ef1874..ad413641 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/StructureUtility.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/StructureUtility.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>StructureUtility (StructureLib 1.7.10-1.1.12 API)</title>
+<title>StructureUtility (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,13 +11,13 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="StructureUtility (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="StructureUtility (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
     }
 //-->
-var methods = {"i0":9,"i1":9,"i2":9,"i3":41,"i4":41,"i5":41,"i6":41,"i7":41,"i8":41,"i9":9,"i10":9,"i11":41,"i12":41,"i13":41,"i14":41,"i15":9,"i16":9,"i17":9,"i18":9,"i19":9,"i20":9,"i21":9,"i22":9,"i23":9,"i24":9,"i25":9,"i26":9,"i27":9,"i28":9,"i29":9,"i30":9,"i31":9,"i32":9,"i33":9,"i34":9,"i35":9,"i36":9,"i37":9,"i38":9,"i39":9,"i40":9,"i41":9,"i42":9,"i43":9,"i44":9,"i45":9,"i46":9,"i47":9,"i48":9,"i49":9,"i50":9,"i51":9,"i52":9,"i53":9,"i54":9,"i55":9,"i56":9,"i57":9,"i58":9,"i59":9,"i60":9,"i61":9,"i62":9,"i63":9,"i64":9,"i65":9,"i66":9,"i67":9,"i68":9,"i69":9,"i70":9,"i71":9,"i72":9};
+var methods = {"i0":9,"i1":9,"i2":9,"i3":41,"i4":41,"i5":41,"i6":41,"i7":41,"i8":41,"i9":9,"i10":9,"i11":41,"i12":41,"i13":41,"i14":41,"i15":9,"i16":9,"i17":9,"i18":9,"i19":9,"i20":9,"i21":9,"i22":9,"i23":9,"i24":9,"i25":9,"i26":9,"i27":9,"i28":9,"i29":9,"i30":9,"i31":9,"i32":9,"i33":9,"i34":9,"i35":9,"i36":9,"i37":9,"i38":9,"i39":9,"i40":9,"i41":9,"i42":9,"i43":9,"i44":9,"i45":9,"i46":9,"i47":9,"i48":9,"i49":9,"i50":9,"i51":9,"i52":9,"i53":9,"i54":9,"i55":9,"i56":9,"i57":9,"i58":9,"i59":9,"i60":9,"i61":9,"i62":9,"i63":9,"i64":9,"i65":9,"i66":9,"i67":9,"i68":9,"i69":9,"i70":9,"i71":9,"i72":9,"i73":9,"i74":9,"i75":9,"i76":9};
 var tabs = {65535:["t0","All Methods"],1:["t1","Static Methods"],8:["t4","Concrete Methods"],32:["t6","Deprecated Methods"]};
 var altColor = "altColor";
 var rowColor = "rowColor";
@@ -188,7 +188,7 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
  <h1>Helper Methods</h1>
  These don't construct a <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IStructureElement</code></a>, but is helpful to the instantiation or implementation of these.
  <ul>
-     <li><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>survivalPlaceBlock(Block, int, World, int, int, int, IItemSource, EntityPlayerMP, Consumer)</code></a> and its overloads:
+     <li><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-java.util.function.Consumer-"><code>survivalPlaceBlock(Block, int, World, int, int, int, IItemSource, EntityPlayer, Consumer)</code></a> and its overloads:
      Helper method to cut common boilerplate for implementing <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a></li>
      <li><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#getPseudoJavaCode-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-java.util.function.Function-int-int-int-boolean-"><code>getPseudoJavaCode(World, ExtendedFacing, int, int, int, int, int, int, Function, int, int, int, boolean)</code></a>:
      Generate a structure code template from existing structure.</li>
@@ -753,6 +753,33 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 </tr>
 <tr id="i66" class="altColor">
 <td class="colFirst"><code>static <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-">survivalPlaceBlock</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/block/Block.html?is-external=true" title="class or interface in net.minecraft.block">Block</a>&nbsp;block,
+                  int&nbsp;meta,
+                  <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                  int&nbsp;x,
+                  int&nbsp;y,
+                  int&nbsp;z,
+                  <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;s,
+                  <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a>&nbsp;actor)</code>
+<div class="block">This is a helper method for implementing <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a></div>
+</td>
+</tr>
+<tr id="i67" class="rowColor">
+<td class="colFirst"><code>static <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-java.util.function.Consumer-">survivalPlaceBlock</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/block/Block.html?is-external=true" title="class or interface in net.minecraft.block">Block</a>&nbsp;block,
+                  int&nbsp;meta,
+                  <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                  int&nbsp;x,
+                  int&nbsp;y,
+                  int&nbsp;z,
+                  <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;s,
+                  <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a>&nbsp;actor,
+                  <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Consumer.html?is-external=true" title="class or interface in java.util.function">Consumer</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/util/IChatComponent.html?is-external=true" title="class or interface in net.minecraft.util">IChatComponent</a>&gt;&nbsp;chatter)</code>
+<div class="block">This is a helper method for implementing <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a></div>
+</td>
+</tr>
+<tr id="i68" class="altColor">
+<td class="colFirst"><code>static <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-">survivalPlaceBlock</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/block/Block.html?is-external=true" title="class or interface in net.minecraft.block">Block</a>&nbsp;block,
                   int&nbsp;meta,
                   <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
@@ -764,7 +791,7 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 <div class="block">This is a helper method for implementing <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a></div>
 </td>
 </tr>
-<tr id="i67" class="rowColor">
+<tr id="i69" class="rowColor">
 <td class="colFirst"><code>static <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-">survivalPlaceBlock</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/block/Block.html?is-external=true" title="class or interface in net.minecraft.block">Block</a>&nbsp;block,
                   int&nbsp;meta,
@@ -778,7 +805,38 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 <div class="block">This is a helper method for implementing <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a></div>
 </td>
 </tr>
-<tr id="i68" class="altColor">
+<tr id="i70" class="altColor">
+<td class="colFirst"><code>static <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.util.ItemStackPredicate.NBTMode-net.minecraft.nbt.NBTTagCompound-boolean-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-">survivalPlaceBlock</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;stack,
+                  <a href="../../../../com/gtnewhorizon/structurelib/util/ItemStackPredicate.NBTMode.html" title="enum in com.gtnewhorizon.structurelib.util">ItemStackPredicate.NBTMode</a>&nbsp;nbtMode,
+                  <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/nbt/NBTTagCompound.html?is-external=true" title="class or interface in net.minecraft.nbt">NBTTagCompound</a>&nbsp;tag,
+                  boolean&nbsp;assumeStackPresent,
+                  <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                  int&nbsp;x,
+                  int&nbsp;y,
+                  int&nbsp;z,
+                  <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;s,
+                  <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a>&nbsp;actor)</code>
+<div class="block">This is a helper method for implementing <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a></div>
+</td>
+</tr>
+<tr id="i71" class="rowColor">
+<td class="colFirst"><code>static <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.util.ItemStackPredicate.NBTMode-net.minecraft.nbt.NBTTagCompound-boolean-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-java.util.function.Consumer-">survivalPlaceBlock</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;stack,
+                  <a href="../../../../com/gtnewhorizon/structurelib/util/ItemStackPredicate.NBTMode.html" title="enum in com.gtnewhorizon.structurelib.util">ItemStackPredicate.NBTMode</a>&nbsp;nbtMode,
+                  <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/nbt/NBTTagCompound.html?is-external=true" title="class or interface in net.minecraft.nbt">NBTTagCompound</a>&nbsp;tag,
+                  boolean&nbsp;assumeStackPresent,
+                  <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                  int&nbsp;x,
+                  int&nbsp;y,
+                  int&nbsp;z,
+                  <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;s,
+                  <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a>&nbsp;actor,
+                  <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Consumer.html?is-external=true" title="class or interface in java.util.function">Consumer</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/util/IChatComponent.html?is-external=true" title="class or interface in net.minecraft.util">IChatComponent</a>&gt;&nbsp;chatter)</code>
+<div class="block">This is a helper method for implementing <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a></div>
+</td>
+</tr>
+<tr id="i72" class="altColor">
 <td class="colFirst"><code>static <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.util.ItemStackPredicate.NBTMode-net.minecraft.nbt.NBTTagCompound-boolean-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-">survivalPlaceBlock</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;stack,
                   <a href="../../../../com/gtnewhorizon/structurelib/util/ItemStackPredicate.NBTMode.html" title="enum in com.gtnewhorizon.structurelib.util">ItemStackPredicate.NBTMode</a>&nbsp;nbtMode,
@@ -793,7 +851,7 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 <div class="block">This is a helper method for implementing <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a></div>
 </td>
 </tr>
-<tr id="i69" class="rowColor">
+<tr id="i73" class="rowColor">
 <td class="colFirst"><code>static <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.util.ItemStackPredicate.NBTMode-net.minecraft.nbt.NBTTagCompound-boolean-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-">survivalPlaceBlock</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;stack,
                   <a href="../../../../com/gtnewhorizon/structurelib/util/ItemStackPredicate.NBTMode.html" title="enum in com.gtnewhorizon.structurelib.util">ItemStackPredicate.NBTMode</a>&nbsp;nbtMode,
@@ -809,21 +867,21 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 <div class="block">This is a helper method for implementing <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a></div>
 </td>
 </tr>
-<tr id="i70" class="altColor">
+<tr id="i74" class="altColor">
 <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[][]</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#transpose-java.lang.String:A:A-">transpose</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[][]&nbsp;structurePiece)</code>
 <div class="block">Transposes shape (swaps B and C axis, can be used to un-transpose transposed shape)
  WARNING! Do not use on old api...</div>
 </td>
 </tr>
-<tr id="i71" class="rowColor">
+<tr id="i75" class="rowColor">
 <td class="colFirst"><code>static &lt;T&gt;&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;T&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#withChannel-java.lang.String-com.gtnewhorizon.structurelib.structure.IStructureElement-">withChannel</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;channel,
            <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;T&gt;&nbsp;backing)</code>
 <div class="block">See channels.md in docs folder</div>
 </td>
 </tr>
-<tr id="i72" class="altColor">
+<tr id="i76" class="altColor">
 <td class="colFirst"><code>static &lt;CTX,T extends <a href="../../../../com/gtnewhorizon/structurelib/structure/IWithExtendedContext.html" title="interface in com.gtnewhorizon.structurelib.structure">IWithExtendedContext</a>&lt;CTX&gt;&gt;<br><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;T&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#withContext-com.gtnewhorizon.structurelib.structure.IStructureElement-">withContext</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;CTX&gt;&nbsp;elem)</code>
 <div class="block">Switch to the extended context object in the downstream element</div>
@@ -878,6 +936,33 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 </dl>
 </li>
 </ul>
+<a name="survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>survivalPlaceBlock</h4>
+<pre>public static&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a>&nbsp;survivalPlaceBlock(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/block/Block.html?is-external=true" title="class or interface in net.minecraft.block">Block</a>&nbsp;block,
+                                                               int&nbsp;meta,
+                                                               <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                                                               int&nbsp;x,
+                                                               int&nbsp;y,
+                                                               int&nbsp;z,
+                                                               <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;s,
+                                                               <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a>&nbsp;actor)</pre>
+<div class="block">This is a helper method for implementing <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a>
+ <p>
+ This method will try to look up an <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemBlock.html?is-external=true" title="class or interface in net.minecraft.item"><code>ItemBlock</code></a> for given block and meta from <code>s</code> and place it at given
+ location.
+ This method assume block at given coord is NOT acceptable, but may or may not be trivially replaceable
+ This method might yield error messages to the player only if there is likely a programming error or exploit.</div>
+<dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>s</code> - drain resources from this place</dd>
+<dd><code>actor</code> - source of action. cannot be null.</dd>
+</dl>
+</li>
+</ul>
 <a name="survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-">
 <!--   -->
 </a>
@@ -908,6 +993,36 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 </dl>
 </li>
 </ul>
+<a name="survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-java.util.function.Consumer-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>survivalPlaceBlock</h4>
+<pre>public static&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a>&nbsp;survivalPlaceBlock(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/block/Block.html?is-external=true" title="class or interface in net.minecraft.block">Block</a>&nbsp;block,
+                                                               int&nbsp;meta,
+                                                               <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                                                               int&nbsp;x,
+                                                               int&nbsp;y,
+                                                               int&nbsp;z,
+                                                               <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;s,
+                                                               <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a>&nbsp;actor,
+                                                               <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Consumer.html?is-external=true" title="class or interface in java.util.function">Consumer</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/util/IChatComponent.html?is-external=true" title="class or interface in net.minecraft.util">IChatComponent</a>&gt;&nbsp;chatter)</pre>
+<div class="block">This is a helper method for implementing <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a>
+ <p>
+ This method will try to look up an <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemBlock.html?is-external=true" title="class or interface in net.minecraft.item"><code>ItemBlock</code></a> for given block and meta from <code>s</code> and place it at given
+ location.
+ This method assume block at given coord is NOT acceptable, but may or may not be trivially replaceable
+ This method might yield error messages to the player only if there is likely a programming error or exploit.
+ This method might yield error messages to the chatter.</div>
+<dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>s</code> - drain resources from this place</dd>
+<dd><code>actor</code> - source of action. cannot be null.</dd>
+<dd><code>chatter</code> - normal error destination. can be null to suppress them.</dd>
+</dl>
+</li>
+</ul>
 <a name="survivalPlaceBlock-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.util.ItemStackPredicate.NBTMode-net.minecraft.nbt.NBTTagCompound-boolean-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-">
 <!--   -->
 </a>
@@ -938,6 +1053,36 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 </dl>
 </li>
 </ul>
+<a name="survivalPlaceBlock-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.util.ItemStackPredicate.NBTMode-net.minecraft.nbt.NBTTagCompound-boolean-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>survivalPlaceBlock</h4>
+<pre>public static&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a>&nbsp;survivalPlaceBlock(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;stack,
+                                                               <a href="../../../../com/gtnewhorizon/structurelib/util/ItemStackPredicate.NBTMode.html" title="enum in com.gtnewhorizon.structurelib.util">ItemStackPredicate.NBTMode</a>&nbsp;nbtMode,
+                                                               <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/nbt/NBTTagCompound.html?is-external=true" title="class or interface in net.minecraft.nbt">NBTTagCompound</a>&nbsp;tag,
+                                                               boolean&nbsp;assumeStackPresent,
+                                                               <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                                                               int&nbsp;x,
+                                                               int&nbsp;y,
+                                                               int&nbsp;z,
+                                                               <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;s,
+                                                               <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a>&nbsp;actor)</pre>
+<div class="block">This is a helper method for implementing <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a>
+ <p>
+ This method will try to look up an <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemBlock.html?is-external=true" title="class or interface in net.minecraft.item"><code>ItemBlock</code></a> for given block and meta from <code>s</code> and place it at given
+ location.
+ This method assume block at given coord is NOT acceptable, but may or may not be trivially replaceable
+ This method might yield error messages to the player only if there is likely a programming error or exploit.</div>
+<dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>stack</code> - a valid stack with stack size of exactly 1. Must be of an ItemBlock!</dd>
+<dd><code>s</code> - drain resources from this place</dd>
+<dd><code>actor</code> - source of action. cannot be null.</dd>
+</dl>
+</li>
+</ul>
 <a name="survivalPlaceBlock-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.util.ItemStackPredicate.NBTMode-net.minecraft.nbt.NBTTagCompound-boolean-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-">
 <!--   -->
 </a>
@@ -972,6 +1117,40 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 </dl>
 </li>
 </ul>
+<a name="survivalPlaceBlock-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.util.ItemStackPredicate.NBTMode-net.minecraft.nbt.NBTTagCompound-boolean-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-java.util.function.Consumer-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>survivalPlaceBlock</h4>
+<pre>public static&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a>&nbsp;survivalPlaceBlock(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemStack.html?is-external=true" title="class or interface in net.minecraft.item">ItemStack</a>&nbsp;stack,
+                                                               <a href="../../../../com/gtnewhorizon/structurelib/util/ItemStackPredicate.NBTMode.html" title="enum in com.gtnewhorizon.structurelib.util">ItemStackPredicate.NBTMode</a>&nbsp;nbtMode,
+                                                               <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/nbt/NBTTagCompound.html?is-external=true" title="class or interface in net.minecraft.nbt">NBTTagCompound</a>&nbsp;tag,
+                                                               boolean&nbsp;assumeStackPresent,
+                                                               <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/world/World.html?is-external=true" title="class or interface in net.minecraft.world">World</a>&nbsp;world,
+                                                               int&nbsp;x,
+                                                               int&nbsp;y,
+                                                               int&nbsp;z,
+                                                               <a href="../../../../com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a>&nbsp;s,
+                                                               <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/entity/player/EntityPlayer.html?is-external=true" title="class or interface in net.minecraft.entity.player">EntityPlayer</a>&nbsp;actor,
+                                                               <a href="https://docs.oracle.com/javase/8/docs/api/javax/annotation/Nullable.html?is-external=true" title="class or interface in javax.annotation">@Nullable</a>
+                                                               <a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Consumer.html?is-external=true" title="class or interface in java.util.function">Consumer</a>&lt;<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/util/IChatComponent.html?is-external=true" title="class or interface in net.minecraft.util">IChatComponent</a>&gt;&nbsp;chatter)</pre>
+<div class="block">This is a helper method for implementing <a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a>
+ <p>
+ This method will try to look up an <a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/item/ItemBlock.html?is-external=true" title="class or interface in net.minecraft.item"><code>ItemBlock</code></a> for given block and meta from <code>s</code> and place it at given
+ location.
+ This method assume block at given coord is NOT acceptable, but may or may not be trivially replaceable
+ This method might yield error messages to the player only if there is likely a programming error or exploit.
+ This method might yield error messages to the chatter.</div>
+<dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>stack</code> - a valid stack with stack size of exactly 1. Must be of an ItemBlock!</dd>
+<dd><code>s</code> - drain resources from this place</dd>
+<dd><code>actor</code> - source of action. cannot be null.</dd>
+<dd><code>chatter</code> - normal error destination. can be null to suppress them.</dd>
+</dl>
+</li>
+</ul>
 <a name="isAir--">
 <!--   -->
 </a>
@@ -1150,9 +1329,9 @@ extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html
 <dd><code>allKnownTiers</code> - A list of all known tiers as of calling. Can be empty or null. No hint will be spawned if empty or null. Cannot have null elements.
                       First element denotes the most primitive tier. Last element denotes the most advanced tier.
                       If not all tiers are available at definition construction time, use <a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html#lazy-java.util.function.Supplier-"><code>lazy(Supplier)</code></a> or its overloads to delay a bit.
- This list is only for hint particle spawning and survival build.
- The hint/autoplace code will choose 1st pair to spawn/place if trigger item has master channel data of 1,
- 2nd pair if 2, and so on.</dd>
+                      This list is only for hint particle spawning and survival build.
+                      The hint/autoplace code will choose 1st pair to spawn/place if trigger item has master channel data of 1,
+                      2nd pair if 2, and so on.</dd>
 <dd><code>notSet</code> - The value returned from <code>getter</code> when there were no tier info found in T yet. Can be null.</dd>
 <dd><code>getter</code> - a function to retrieve the current tier from context object</dd>
 <dd><code>setter</code> - a function to set the current tier into context object</dd>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/adders/IBlockAdder.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/adders/IBlockAdder.html
index e43f2ced..dcbf6f11 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/adders/IBlockAdder.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/adders/IBlockAdder.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>IBlockAdder (StructureLib 1.7.10-1.1.12 API)</title>
+<title>IBlockAdder (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="IBlockAdder (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="IBlockAdder (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/adders/ITileAdder.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/adders/ITileAdder.html
index b586268b..69ffefcc 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/adders/ITileAdder.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/adders/ITileAdder.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>ITileAdder (StructureLib 1.7.10-1.1.12 API)</title>
+<title>ITileAdder (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="ITileAdder (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="ITileAdder (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/adders/package-frame.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/adders/package-frame.html
index b3f3614e..168f00f0 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/adders/package-frame.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/adders/package-frame.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>com.gtnewhorizon.structurelib.structure.adders (StructureLib 1.7.10-1.1.12 API)</title>
+<title>com.gtnewhorizon.structurelib.structure.adders (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/adders/package-summary.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/adders/package-summary.html
index a5ec8ee4..6c42f6e9 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/adders/package-summary.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/adders/package-summary.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>com.gtnewhorizon.structurelib.structure.adders (StructureLib 1.7.10-1.1.12 API)</title>
+<title>com.gtnewhorizon.structurelib.structure.adders (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="com.gtnewhorizon.structurelib.structure.adders (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="com.gtnewhorizon.structurelib.structure.adders (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/adders/package-tree.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/adders/package-tree.html
index d1982a89..d6e6190a 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/adders/package-tree.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/adders/package-tree.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>com.gtnewhorizon.structurelib.structure.adders Class Hierarchy (StructureLib 1.7.10-1.1.12 API)</title>
+<title>com.gtnewhorizon.structurelib.structure.adders Class Hierarchy (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="com.gtnewhorizon.structurelib.structure.adders Class Hierarchy (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="com.gtnewhorizon.structurelib.structure.adders Class Hierarchy (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/package-frame.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/package-frame.html
index 27a063a7..d8dacd04 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/package-frame.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/package-frame.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>com.gtnewhorizon.structurelib.structure (StructureLib 1.7.10-1.1.12 API)</title>
+<title>com.gtnewhorizon.structurelib.structure (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -22,18 +22,21 @@
 <li><a href="IStructureElementCheckOnly.html" title="interface in com.gtnewhorizon.structurelib.structure" target="classFrame"><span class="interfaceName">IStructureElementCheckOnly</span></a></li>
 <li><a href="IStructureElementDeferred.html" title="interface in com.gtnewhorizon.structurelib.structure" target="classFrame"><span class="interfaceName">IStructureElementDeferred</span></a></li>
 <li><a href="IStructureElementNoPlacement.html" title="interface in com.gtnewhorizon.structurelib.structure" target="classFrame"><span class="interfaceName">IStructureElementNoPlacement</span></a></li>
-<li><a href="IStructureWalker.html" title="interface in com.gtnewhorizon.structurelib.structure" target="classFrame"><span class="interfaceName">IStructureWalker</span></a></li>
+<li><a href="ISurvivalBuildEnvironment.html" title="interface in com.gtnewhorizon.structurelib.structure" target="classFrame"><span class="interfaceName">ISurvivalBuildEnvironment</span></a></li>
 <li><a href="ITierConverter.html" title="interface in com.gtnewhorizon.structurelib.structure" target="classFrame"><span class="interfaceName">ITierConverter</span></a></li>
 <li><a href="IWithExtendedContext.html" title="interface in com.gtnewhorizon.structurelib.structure" target="classFrame"><span class="interfaceName">IWithExtendedContext</span></a></li>
 </ul>
 <h2 title="Classes">Classes</h2>
 <ul title="Classes">
+<li><a href="AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure" target="classFrame">AutoPlaceEnvironment</a></li>
+<li><a href="IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure" target="classFrame">IStructureElement.BlocksToPlace</a></li>
 <li><a href="StructureDefinition.html" title="class in com.gtnewhorizon.structurelib.structure" target="classFrame">StructureDefinition</a></li>
 <li><a href="StructureDefinition.Builder.html" title="class in com.gtnewhorizon.structurelib.structure" target="classFrame">StructureDefinition.Builder</a></li>
 <li><a href="StructureUtility.html" title="class in com.gtnewhorizon.structurelib.structure" target="classFrame">StructureUtility</a></li>
 </ul>
 <h2 title="Enums">Enums</h2>
 <ul title="Enums">
+<li><a href="AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure" target="classFrame">AutoPlaceEnvironment.APILevel</a></li>
 <li><a href="IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure" target="classFrame">IStructureElement.PlaceResult</a></li>
 </ul>
 </div>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/package-summary.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/package-summary.html
index 2f6e3d29..f540f75e 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/package-summary.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/package-summary.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>com.gtnewhorizon.structurelib.structure (StructureLib 1.7.10-1.1.12 API)</title>
+<title>com.gtnewhorizon.structurelib.structure (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="com.gtnewhorizon.structurelib.structure (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="com.gtnewhorizon.structurelib.structure (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
@@ -111,7 +111,7 @@
 <tr class="rowColor">
 <td class="colFirst"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a>&lt;T&gt;</td>
 <td class="colLast">
-<div class="block">Use StructureUtility to instantiate</div>
+<div class="block">Use StructureUtility to instantiate.</div>
 </td>
 </tr>
 <tr class="altColor">
@@ -135,7 +135,7 @@
 <td class="colLast">&nbsp;</td>
 </tr>
 <tr class="altColor">
-<td class="colFirst"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureWalker</a>&lt;T&gt;</td>
+<td class="colFirst"><a href="../../../../com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html" title="interface in com.gtnewhorizon.structurelib.structure">ISurvivalBuildEnvironment</a></td>
 <td class="colLast">&nbsp;</td>
 </tr>
 <tr class="rowColor">
@@ -164,6 +164,16 @@
 </tr>
 <tbody>
 <tr class="altColor">
+<td class="colFirst"><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a></td>
+<td class="colLast">
+<div class="block">Represent the environment in which autoplace of a single element took place.</div>
+</td>
+</tr>
+<tr class="rowColor">
+<td class="colFirst"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a></td>
+<td class="colLast">&nbsp;</td>
+</tr>
+<tr class="altColor">
 <td class="colFirst"><a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.html" title="class in com.gtnewhorizon.structurelib.structure">StructureDefinition</a>&lt;T&gt;</td>
 <td class="colLast">&nbsp;</td>
 </tr>
@@ -189,6 +199,12 @@
 </tr>
 <tbody>
 <tr class="altColor">
+<td class="colFirst"><a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment.APILevel</a></td>
+<td class="colLast">
+<div class="block">Defines the various API level an <a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure"><code>AutoPlaceEnvironment</code></a> has implemented.</div>
+</td>
+</tr>
+<tr class="rowColor">
 <td class="colFirst"><a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></td>
 <td class="colLast">&nbsp;</td>
 </tr>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/structure/package-tree.html b/master/javadoc/com/gtnewhorizon/structurelib/structure/package-tree.html
index 605bcf96..e47782b7 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/structure/package-tree.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/structure/package-tree.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>com.gtnewhorizon.structurelib.structure Class Hierarchy (StructureLib 1.7.10-1.1.12 API)</title>
+<title>com.gtnewhorizon.structurelib.structure Class Hierarchy (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="com.gtnewhorizon.structurelib.structure Class Hierarchy (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="com.gtnewhorizon.structurelib.structure Class Hierarchy (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
@@ -79,6 +79,8 @@
 <ul>
 <li type="circle">java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang"><span class="typeNameLink">Object</span></a>
 <ul>
+<li type="circle">com.gtnewhorizon.structurelib.structure.<a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">AutoPlaceEnvironment</span></a></li>
+<li type="circle">com.gtnewhorizon.structurelib.structure.<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">IStructureElement.BlocksToPlace</span></a></li>
 <li type="circle">com.gtnewhorizon.structurelib.structure.<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.html" title="class in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">StructureDefinition</span></a>&lt;T&gt; (implements com.gtnewhorizon.structurelib.structure.<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureDefinition</a>&lt;T&gt;)</li>
 <li type="circle">com.gtnewhorizon.structurelib.structure.<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="class in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">StructureDefinition.Builder</span></a>&lt;T&gt;</li>
 <li type="circle">com.gtnewhorizon.structurelib.structure.<a href="../../../../com/gtnewhorizon/structurelib/structure/StructureUtility.html" title="class in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">StructureUtility</span></a></li>
@@ -100,7 +102,7 @@
 <li type="circle">com.gtnewhorizon.structurelib.structure.<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElementNoPlacement.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">IStructureElementNoPlacement</span></a>&lt;T&gt;</li>
 </ul>
 </li>
-<li type="circle">com.gtnewhorizon.structurelib.structure.<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">IStructureWalker</span></a>&lt;T&gt;</li>
+<li type="circle">com.gtnewhorizon.structurelib.structure.<a href="../../../../com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">ISurvivalBuildEnvironment</span></a></li>
 <li type="circle">com.gtnewhorizon.structurelib.structure.<a href="../../../../com/gtnewhorizon/structurelib/structure/ITierConverter.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">ITierConverter</span></a>&lt;TIER&gt;</li>
 <li type="circle">com.gtnewhorizon.structurelib.structure.<a href="../../../../com/gtnewhorizon/structurelib/structure/IWithExtendedContext.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">IWithExtendedContext</span></a>&lt;CTX&gt;</li>
 </ul>
@@ -111,6 +113,7 @@
 <li type="circle">java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true" title="class or interface in java.lang"><span class="typeNameLink">Enum</span></a>&lt;E&gt; (implements java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Comparable.html?is-external=true" title="class or interface in java.lang">Comparable</a>&lt;T&gt;, java.io.<a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>)
 <ul>
 <li type="circle">com.gtnewhorizon.structurelib.structure.<a href="../../../../com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">IStructureElement.PlaceResult</span></a></li>
+<li type="circle">com.gtnewhorizon.structurelib.structure.<a href="../../../../com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">AutoPlaceEnvironment.APILevel</span></a></li>
 </ul>
 </li>
 </ul>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryIterable.html b/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryIterable.html
index 59a7c0b9..aa35db77 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryIterable.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryIterable.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>InventoryIterable (StructureLib 1.7.10-1.1.12 API)</title>
+<title>InventoryIterable (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="InventoryIterable (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="InventoryIterable (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.InventoryProvider.html b/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.InventoryProvider.html
index 99a735ed..770c02b4 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.InventoryProvider.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.InventoryProvider.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>InventoryUtility.InventoryProvider (StructureLib 1.7.10-1.1.12 API)</title>
+<title>InventoryUtility.InventoryProvider (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="InventoryUtility.InventoryProvider (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="InventoryUtility.InventoryProvider (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.ItemStackCounter.html b/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.ItemStackCounter.html
index 2d9ee80b..69cefd8b 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.ItemStackCounter.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.ItemStackCounter.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>InventoryUtility.ItemStackCounter (StructureLib 1.7.10-1.1.12 API)</title>
+<title>InventoryUtility.ItemStackCounter (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="InventoryUtility.ItemStackCounter (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="InventoryUtility.ItemStackCounter (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.ItemStackExtractor.APIType.html b/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.ItemStackExtractor.APIType.html
index feb9b9bc..43e09afd 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.ItemStackExtractor.APIType.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.ItemStackExtractor.APIType.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>InventoryUtility.ItemStackExtractor.APIType (StructureLib 1.7.10-1.1.12 API)</title>
+<title>InventoryUtility.ItemStackExtractor.APIType (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="InventoryUtility.ItemStackExtractor.APIType (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="InventoryUtility.ItemStackExtractor.APIType (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.ItemStackExtractor.html b/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.ItemStackExtractor.html
index bafbd83a..5080325d 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.ItemStackExtractor.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.ItemStackExtractor.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>InventoryUtility.ItemStackExtractor (StructureLib 1.7.10-1.1.12 API)</title>
+<title>InventoryUtility.ItemStackExtractor (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="InventoryUtility.ItemStackExtractor (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="InventoryUtility.ItemStackExtractor (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.OptimizedExtractor.html b/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.OptimizedExtractor.html
index 9070c270..00a35648 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.OptimizedExtractor.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.OptimizedExtractor.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>InventoryUtility.OptimizedExtractor (StructureLib 1.7.10-1.1.12 API)</title>
+<title>InventoryUtility.OptimizedExtractor (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="InventoryUtility.OptimizedExtractor (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="InventoryUtility.OptimizedExtractor (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.html b/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.html
index e119fa3c..a06cf0b0 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/util/InventoryUtility.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>InventoryUtility (StructureLib 1.7.10-1.1.12 API)</title>
+<title>InventoryUtility (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="InventoryUtility (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="InventoryUtility (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/util/ItemStackArrayIterable.html b/master/javadoc/com/gtnewhorizon/structurelib/util/ItemStackArrayIterable.html
index 88d478f6..16a3f74b 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/util/ItemStackArrayIterable.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/util/ItemStackArrayIterable.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>ItemStackArrayIterable (StructureLib 1.7.10-1.1.12 API)</title>
+<title>ItemStackArrayIterable (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="ItemStackArrayIterable (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="ItemStackArrayIterable (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/util/ItemStackPredicate.NBTMode.html b/master/javadoc/com/gtnewhorizon/structurelib/util/ItemStackPredicate.NBTMode.html
index 94dbde5b..77a9121f 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/util/ItemStackPredicate.NBTMode.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/util/ItemStackPredicate.NBTMode.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>ItemStackPredicate.NBTMode (StructureLib 1.7.10-1.1.12 API)</title>
+<title>ItemStackPredicate.NBTMode (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="ItemStackPredicate.NBTMode (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="ItemStackPredicate.NBTMode (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/util/ItemStackPredicate.html b/master/javadoc/com/gtnewhorizon/structurelib/util/ItemStackPredicate.html
index 8bba366c..48babc6a 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/util/ItemStackPredicate.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/util/ItemStackPredicate.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>ItemStackPredicate (StructureLib 1.7.10-1.1.12 API)</title>
+<title>ItemStackPredicate (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="ItemStackPredicate (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="ItemStackPredicate (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/util/MiscUtils.html b/master/javadoc/com/gtnewhorizon/structurelib/util/MiscUtils.html
index 1341c82f..e8973f51 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/util/MiscUtils.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/util/MiscUtils.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>MiscUtils (StructureLib 1.7.10-1.1.12 API)</title>
+<title>MiscUtils (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="MiscUtils (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="MiscUtils (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/util/SortedRegistry.html b/master/javadoc/com/gtnewhorizon/structurelib/util/SortedRegistry.html
index 4b4d2f5a..7bc611fd 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/util/SortedRegistry.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/util/SortedRegistry.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>SortedRegistry (StructureLib 1.7.10-1.1.12 API)</title>
+<title>SortedRegistry (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="SortedRegistry (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="SortedRegistry (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/util/Vec3Impl.html b/master/javadoc/com/gtnewhorizon/structurelib/util/Vec3Impl.html
index 4c50b884..9ee46350 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/util/Vec3Impl.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/util/Vec3Impl.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>Vec3Impl (StructureLib 1.7.10-1.1.12 API)</title>
+<title>Vec3Impl (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,14 +11,14 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="Vec3Impl (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="Vec3Impl (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
     }
 //-->
-var methods = {"i0":10,"i1":10,"i2":10,"i3":10,"i4":10,"i5":10,"i6":10,"i7":10,"i8":10,"i9":10,"i10":10,"i11":10,"i12":10,"i13":10,"i14":10,"i15":10,"i16":10,"i17":10,"i18":10,"i19":10,"i20":10};
-var tabs = {65535:["t0","All Methods"],2:["t2","Instance Methods"],8:["t4","Concrete Methods"]};
+var methods = {"i0":10,"i1":10,"i2":10,"i3":10,"i4":10,"i5":10,"i6":10,"i7":10,"i8":10,"i9":10,"i10":10,"i11":10,"i12":10,"i13":9,"i14":10,"i15":10,"i16":10,"i17":10,"i18":10,"i19":10,"i20":10,"i21":10};
+var tabs = {65535:["t0","All Methods"],1:["t1","Static Methods"],2:["t2","Instance Methods"],8:["t4","Concrete Methods"]};
 var altColor = "altColor";
 var rowColor = "rowColor";
 var tableTab = "tableTab";
@@ -165,7 +165,7 @@ implements <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Comparab
 </a>
 <h3>Method Summary</h3>
 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
-<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
+<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
 <tr>
 <th class="colFirst" scope="col">Modifier and Type</th>
 <th class="colLast" scope="col">Method and Description</th>
@@ -237,38 +237,46 @@ implements <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Comparab
 </td>
 </tr>
 <tr id="i13" class="rowColor">
-<td class="colFirst"><code>int</code></td>
-<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html#hashCode--">hashCode</a></span>()</code>&nbsp;</td>
+<td class="colFirst"><code>static <a href="../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util">Vec3Impl</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html#getFromPool-int-int-int-">getFromPool</a></span>(int&nbsp;in0,
+           int&nbsp;in1,
+           int&nbsp;in2)</code>
+<div class="block">THIS WILL CAUSE THIS VECTOR TO PERMANENTLY RESIDE IN STATIC MEMORY.</div>
+</td>
 </tr>
 <tr id="i14" class="altColor">
 <td class="colFirst"><code>int</code></td>
-<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html#manhattanDistance-com.gtnewhorizon.structurelib.util.Vec3Impl-">manhattanDistance</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util">Vec3Impl</a>&nbsp;to)</code>&nbsp;</td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html#hashCode--">hashCode</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i15" class="rowColor">
+<td class="colFirst"><code>int</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html#manhattanDistance-com.gtnewhorizon.structurelib.util.Vec3Impl-">manhattanDistance</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util">Vec3Impl</a>&nbsp;to)</code>&nbsp;</td>
+</tr>
+<tr id="i16" class="altColor">
 <td class="colFirst"><code><a href="../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util">Vec3Impl</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html#offset-net.minecraftforge.common.util.ForgeDirection-int-">offset</a></span>(net.minecraftforge.common.util.ForgeDirection&nbsp;facing,
       int&nbsp;n)</code>&nbsp;</td>
 </tr>
-<tr id="i16" class="altColor">
+<tr id="i17" class="rowColor">
 <td class="colFirst"><code><a href="../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util">Vec3Impl</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html#sub-int-int-int-">sub</a></span>(int&nbsp;pos0,
    int&nbsp;pos1,
    int&nbsp;pos2)</code>&nbsp;</td>
 </tr>
-<tr id="i17" class="rowColor">
+<tr id="i18" class="altColor">
 <td class="colFirst"><code><a href="../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util">Vec3Impl</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html#sub-com.gtnewhorizon.structurelib.util.Vec3Impl-">sub</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util">Vec3Impl</a>&nbsp;pos)</code>&nbsp;</td>
 </tr>
-<tr id="i18" class="altColor">
+<tr id="i19" class="rowColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html#toString--">toString</a></span>()</code>&nbsp;</td>
 </tr>
-<tr id="i19" class="rowColor">
+<tr id="i20" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html#withinDistance-net.minecraft.dispenser.IPosition-double-">withinDistance</a></span>(<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/net/minecraft/dispenser/IPosition.html?is-external=true" title="class or interface in net.minecraft.dispenser">IPosition</a>&nbsp;to,
               double&nbsp;distance)</code>&nbsp;</td>
 </tr>
-<tr id="i20" class="altColor">
+<tr id="i21" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html#withinDistance-com.gtnewhorizon.structurelib.util.Vec3Impl-double-">withinDistance</a></span>(<a href="../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util">Vec3Impl</a>&nbsp;to,
               double&nbsp;distance)</code>&nbsp;</td>
@@ -331,6 +339,19 @@ implements <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Comparab
 <!--   -->
 </a>
 <h3>Method Detail</h3>
+<a name="getFromPool-int-int-int-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getFromPool</h4>
+<pre>public static&nbsp;<a href="../../../../com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util">Vec3Impl</a>&nbsp;getFromPool(int&nbsp;in0,
+                                   int&nbsp;in1,
+                                   int&nbsp;in2)</pre>
+<div class="block">THIS WILL CAUSE THIS VECTOR TO PERMANENTLY RESIDE IN STATIC MEMORY. DO NOT USE THIS UNLESS YOU KNOW WHAT YOU ARE
+ DOING!!!</div>
+</li>
+</ul>
 <a name="compareTo-com.gtnewhorizon.structurelib.util.Vec3Impl-">
 <!--   -->
 </a>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/util/XSTR.html b/master/javadoc/com/gtnewhorizon/structurelib/util/XSTR.html
index a55bfa3f..dd85608a 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/util/XSTR.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/util/XSTR.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>XSTR (StructureLib 1.7.10-1.1.12 API)</title>
+<title>XSTR (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="XSTR (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="XSTR (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/util/package-frame.html b/master/javadoc/com/gtnewhorizon/structurelib/util/package-frame.html
index 9095f17f..d8d74a49 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/util/package-frame.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/util/package-frame.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>com.gtnewhorizon.structurelib.util (StructureLib 1.7.10-1.1.12 API)</title>
+<title>com.gtnewhorizon.structurelib.util (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/util/package-summary.html b/master/javadoc/com/gtnewhorizon/structurelib/util/package-summary.html
index 3ba6b6da..b0da2094 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/util/package-summary.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/util/package-summary.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>com.gtnewhorizon.structurelib.util (StructureLib 1.7.10-1.1.12 API)</title>
+<title>com.gtnewhorizon.structurelib.util (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="com.gtnewhorizon.structurelib.util (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="com.gtnewhorizon.structurelib.util (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/com/gtnewhorizon/structurelib/util/package-tree.html b/master/javadoc/com/gtnewhorizon/structurelib/util/package-tree.html
index ba99a3e8..dda699d6 100644
--- a/master/javadoc/com/gtnewhorizon/structurelib/util/package-tree.html
+++ b/master/javadoc/com/gtnewhorizon/structurelib/util/package-tree.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>com.gtnewhorizon.structurelib.util Class Hierarchy (StructureLib 1.7.10-1.1.12 API)</title>
+<title>com.gtnewhorizon.structurelib.util Class Hierarchy (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="com.gtnewhorizon.structurelib.util Class Hierarchy (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="com.gtnewhorizon.structurelib.util Class Hierarchy (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/constant-values.html b/master/javadoc/constant-values.html
index 62f6dee9..990e05ae 100644
--- a/master/javadoc/constant-values.html
+++ b/master/javadoc/constant-values.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>Constant Field Values (StructureLib 1.7.10-1.1.12 API)</title>
+<title>Constant Field Values (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="stylesheet.css" title="Style">
 <script type="text/javascript" src="script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="Constant Field Values (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="Constant Field Values (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/deprecated-list.html b/master/javadoc/deprecated-list.html
index 3df7b0f2..8271ed0e 100644
--- a/master/javadoc/deprecated-list.html
+++ b/master/javadoc/deprecated-list.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>Deprecated List (StructureLib 1.7.10-1.1.12 API)</title>
+<title>Deprecated List (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="stylesheet.css" title="Style">
 <script type="text/javascript" src="script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="Deprecated List (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="Deprecated List (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
@@ -86,6 +86,14 @@
 </tr>
 <tbody>
 <tr class="altColor">
+<td class="colOne"><a href="com/gtnewhorizon/structurelib/alignment/constructable/ISurvivalConstructable.html#Z:Z__get_player--">com.gtnewhorizon.structurelib.alignment.constructable.ISurvivalConstructable.__get_player()</a></td>
+</tr>
+<tr class="rowColor">
+<td class="colOne"><a href="com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html#addElement-java.lang.Character-com.gtnewhorizon.structurelib.structure.IStructureElement-">com.gtnewhorizon.structurelib.structure.StructureDefinition.Builder.addElement(Character, IStructureElement&lt;T&gt;)</a>
+<div class="block"><span class="deprecationComment">use the unboxed version</span></div>
+</td>
+</tr>
+<tr class="altColor">
 <td class="colOne"><a href="com/gtnewhorizon/structurelib/structure/StructureUtility.html#defer-java.util.function.BiFunction-java.util.Map-">com.gtnewhorizon.structurelib.structure.StructureUtility.defer(BiFunction&lt;T, ItemStack, K&gt;, Map&lt;K, IStructureElement&lt;T&gt;&gt;)</a>
 <div class="block"><span class="deprecationComment">renamed to partitionBy</span></div>
 </td>
@@ -135,6 +143,22 @@
 <div class="block"><span class="deprecationComment">renamed to partitionBy</span></div>
 </td>
 </tr>
+<tr class="altColor">
+<td class="colOne"><a href="com/gtnewhorizon/structurelib/StructureLibAPI.html#isBlockTriviallyReplaceable-net.minecraft.world.World-int-int-int-net.minecraft.entity.player.EntityPlayerMP-">com.gtnewhorizon.structurelib.StructureLibAPI.isBlockTriviallyReplaceable(World, int, int, int, EntityPlayerMP)</a></td>
+</tr>
+<tr class="rowColor">
+<td class="colOne"><a href="com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#survivalBuild-T-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-boolean-">com.gtnewhorizon.structurelib.structure.IStructureDefinition.survivalBuild(T, ItemStack, String, World, ExtendedFacing, int, int, int, int, int, int, int, IItemSource, EntityPlayerMP, boolean)</a></td>
+</tr>
+<tr class="altColor">
+<td class="colOne"><a href="com/gtnewhorizon/structurelib/alignment/constructable/ISurvivalConstructable.html#survivalConstruct-net.minecraft.item.ItemStack-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-">com.gtnewhorizon.structurelib.alignment.constructable.ISurvivalConstructable.survivalConstruct(ItemStack, int, IItemSource, EntityPlayerMP)</a></td>
+</tr>
+<tr class="rowColor">
+<td class="colOne"><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-">com.gtnewhorizon.structurelib.structure.IStructureElement.survivalPlaceBlock(T, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer&lt;IChatComponent&gt;)</a>
+<div class="block"><span class="deprecationComment">caller should call the non deprecated overload. implementor for reusable <a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IStructureElement</code></a>
+ should still implement this. implementor for private implementations can freely ignore this as long as you know
+ the caller will not call this overload.</span></div>
+</td>
+</tr>
 </tbody>
 </table>
 </li>
diff --git a/master/javadoc/help-doc.html b/master/javadoc/help-doc.html
index 7cdbc9ab..15e3d28f 100644
--- a/master/javadoc/help-doc.html
+++ b/master/javadoc/help-doc.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>API Help (StructureLib 1.7.10-1.1.12 API)</title>
+<title>API Help (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="stylesheet.css" title="Style">
 <script type="text/javascript" src="script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="API Help (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="API Help (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
diff --git a/master/javadoc/index-all.html b/master/javadoc/index-all.html
index 5a727617..9139abf9 100644
--- a/master/javadoc/index-all.html
+++ b/master/javadoc/index-all.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>Index (StructureLib 1.7.10-1.1.12 API)</title>
+<title>Index (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="stylesheet.css" title="Style">
 <script type="text/javascript" src="script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="Index (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="Index (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
@@ -67,7 +67,7 @@
 <!--   -->
 </a></div>
 <!-- ========= END OF TOP NAVBAR ========= -->
-<div class="contentContainer"><a href="#I:A">A</a>&nbsp;<a href="#I:B">B</a>&nbsp;<a href="#I:C">C</a>&nbsp;<a href="#I:D">D</a>&nbsp;<a href="#I:E">E</a>&nbsp;<a href="#I:F">F</a>&nbsp;<a href="#I:G">G</a>&nbsp;<a href="#I:H">H</a>&nbsp;<a href="#I:I">I</a>&nbsp;<a href="#I:L">L</a>&nbsp;<a href="#I:M">M</a>&nbsp;<a href="#I:N">N</a>&nbsp;<a href="#I:O">O</a>&nbsp;<a href="#I:P">P</a>&nbsp;<a href="#I:Q">Q</a>&nbsp;<a href="#I:R">R</a>&nbsp;<a href="#I:S">S</a>&nbsp;<a href="#I:T">T</a>&nbsp;<a href="#I:U">U</a>&nbsp;<a href="#I:V">V</a>&nbsp;<a href="#I:W">W</a>&nbsp;<a href="#I:X">X</a>&nbsp;<a name="I:A">
+<div class="contentContainer"><a href="#I:A">A</a>&nbsp;<a href="#I:B">B</a>&nbsp;<a href="#I:C">C</a>&nbsp;<a href="#I:D">D</a>&nbsp;<a href="#I:E">E</a>&nbsp;<a href="#I:F">F</a>&nbsp;<a href="#I:G">G</a>&nbsp;<a href="#I:H">H</a>&nbsp;<a href="#I:I">I</a>&nbsp;<a href="#I:L">L</a>&nbsp;<a href="#I:M">M</a>&nbsp;<a href="#I:N">N</a>&nbsp;<a href="#I:O">O</a>&nbsp;<a href="#I:P">P</a>&nbsp;<a href="#I:Q">Q</a>&nbsp;<a href="#I:R">R</a>&nbsp;<a href="#I:S">S</a>&nbsp;<a href="#I:T">T</a>&nbsp;<a href="#I:U">U</a>&nbsp;<a href="#I:V">V</a>&nbsp;<a href="#I:W">W</a>&nbsp;<a href="#I:X">X</a>&nbsp;<a href="#I:Z:Z_">_</a>&nbsp;<a name="I:A">
 <!--   -->
 </a>
 <h2 class="title">A</h2>
@@ -83,14 +83,16 @@
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/util/Vec3Impl.html#add-int-int-int-">add(int, int, int)</a></span> - Method in class com.gtnewhorizon.structurelib.util.<a href="com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util">Vec3Impl</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html#addElement-java.lang.Character-com.gtnewhorizon.structurelib.structure.IStructureElement-">addElement(Character, IStructureElement&lt;T&gt;)</a></span> - Method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="class in com.gtnewhorizon.structurelib.structure">StructureDefinition.Builder</a></dt>
+<dd>
+<div class="block"><span class="deprecatedLabel">Deprecated.</span>
+<div class="block"><span class="deprecationComment">use the unboxed version</span></div>
+</div>
+</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html#addElement-char-com.gtnewhorizon.structurelib.structure.IStructureElement-">addElement(char, IStructureElement&lt;T&gt;)</a></span> - Method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="class in com.gtnewhorizon.structurelib.structure">StructureDefinition.Builder</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html#addShape-java.lang.String-java.lang.String:A:A-">addShape(String, String[][])</a></span> - Method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="class in com.gtnewhorizon.structurelib.structure">StructureDefinition.Builder</a></dt>
 <dd>
-<div class="block">Adds shape
- + is anything but air
- - is air checks
- space bar is skip
- ~ is also skip (but marks controller position, optional.</div>
+<div class="block">Adds shape.</div>
 </dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/StructureLibAPI.html#addThrottledChat-java.lang.Object-net.minecraft.entity.player.EntityPlayer-net.minecraft.util.IChatComponent-short-">addThrottledChat(Object, EntityPlayer, IChatComponent, short)</a></span> - Static method in class com.gtnewhorizon.structurelib.<a href="com/gtnewhorizon/structurelib/StructureLibAPI.html" title="class in com.gtnewhorizon.structurelib">StructureLibAPI</a></dt>
 <dd>
@@ -122,14 +124,22 @@
 <dd>
 <div class="block">Callback to add hatch, needs to check if tile is valid (and add it)</div>
 </dd>
+<dt><a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">AutoPlaceEnvironment</span></a> - Class in <a href="com/gtnewhorizon/structurelib/structure/package-summary.html">com.gtnewhorizon.structurelib.structure</a></dt>
+<dd>
+<div class="block">Represent the environment in which autoplace of a single element took place.</div>
+</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#AutoPlaceEnvironment-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">AutoPlaceEnvironment(AutoPlaceEnvironment)</a></span> - Constructor for class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a></dt>
+<dd>&nbsp;</dd>
+<dt><a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">AutoPlaceEnvironment.APILevel</span></a> - Enum in <a href="com/gtnewhorizon/structurelib/structure/package-summary.html">com.gtnewhorizon.structurelib.structure</a></dt>
+<dd>
+<div class="block">Defines the various API level an <a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure"><code>AutoPlaceEnvironment</code></a> has implemented.</div>
+</dd>
 </dl>
 <a name="I:B">
 <!--   -->
 </a>
 <h2 class="title">B</h2>
 <dl>
-<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureWalker.html#blockNotLoaded-com.gtnewhorizon.structurelib.structure.IStructureElement-net.minecraft.world.World-int-int-int-">blockNotLoaded(IStructureElement&lt;T&gt;, World, int, int, int)</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureWalker</a></dt>
-<dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/IAlignmentLimits.Builder.html#build--">build()</a></span> - Method in class com.gtnewhorizon.structurelib.alignment.<a href="com/gtnewhorizon/structurelib/alignment/IAlignmentLimits.Builder.html" title="class in com.gtnewhorizon.structurelib.alignment">IAlignmentLimits.Builder</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#build-T-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-">build(T, ItemStack, String, World, ExtendedFacing, int, int, int, int, int, int)</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureDefinition</a></dt>
@@ -235,6 +245,24 @@
 <dd>
 <div class="block">Get the number of subchannels present on given trigger item.</div>
 </dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html#create-net.minecraft.item.ItemStack...-">create(ItemStack...)</a></span> - Static method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a></dt>
+<dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html#create-java.lang.Iterable-">create(Iterable&lt;ItemStack&gt;)</a></span> - Static method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a></dt>
+<dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html#create-net.minecraft.block.Block-int-">create(Block, int)</a></span> - Static method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a></dt>
+<dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html#create-net.minecraft.item.Item-int-">create(Item, int)</a></span> - Static method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a></dt>
+<dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html#create-net.minecraft.item.ItemStack-">create(ItemStack)</a></span> - Static method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a></dt>
+<dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html#create-java.util.function.Predicate-">create(Predicate&lt;ItemStack&gt;)</a></span> - Static method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a></dt>
+<dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html#create-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-">create(IItemSource, EntityPlayer)</a></span> - Static method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html" title="interface in com.gtnewhorizon.structurelib.structure">ISurvivalBuildEnvironment</a></dt>
+<dd>
+<div class="block">Create a default implementation with three parameters all being constants.</div>
+</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html#createEmpty--">createEmpty()</a></span> - Static method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a></dt>
+<dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/util/InventoryUtility.ItemStackExtractor.html#createOnlyOptimized-com.gtnewhorizon.structurelib.util.InventoryUtility.OptimizedExtractor-">createOnlyOptimized(InventoryUtility.OptimizedExtractor)</a></span> - Static method in interface com.gtnewhorizon.structurelib.util.<a href="com/gtnewhorizon/structurelib/util/InventoryUtility.ItemStackExtractor.html" title="interface in com.gtnewhorizon.structurelib.util">InventoryUtility.ItemStackExtractor</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/util/Vec3Impl.html#crossProduct-com.gtnewhorizon.structurelib.util.Vec3Impl-">crossProduct(Vec3Impl)</a></span> - Method in class com.gtnewhorizon.structurelib.util.<a href="com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util">Vec3Impl</a></dt>
@@ -347,6 +375,14 @@
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/IAlignment.html#DIRECTIONS_COUNT">DIRECTIONS_COUNT</a></span> - Static variable in interface com.gtnewhorizon.structurelib.alignment.<a href="com/gtnewhorizon/structurelib/alignment/IAlignment.html" title="interface in com.gtnewhorizon.structurelib.alignment">IAlignment</a></dt>
 <dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/constructable/ISurvivalConstructable.html#DISABLE_HACKY_MIGRATION_CODE">DISABLE_HACKY_MIGRATION_CODE</a></span> - Static variable in interface com.gtnewhorizon.structurelib.alignment.constructable.<a href="com/gtnewhorizon/structurelib/alignment/constructable/ISurvivalConstructable.html" title="interface in com.gtnewhorizon.structurelib.alignment.constructable">ISurvivalConstructable</a></dt>
+<dd>
+<div class="block">End player might want to disable this hack if it turns out to be too crashy</div>
+</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/StructureLibAPI.html#disableInstrument--">disableInstrument()</a></span> - Static method in class com.gtnewhorizon.structurelib.<a href="com/gtnewhorizon/structurelib/StructureLibAPI.html" title="class in com.gtnewhorizon.structurelib">StructureLibAPI</a></dt>
+<dd>
+<div class="block">Stop instrumenting.</div>
+</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/util/Vec3Impl.html#distanceSq-com.gtnewhorizon.structurelib.util.Vec3Impl-">distanceSq(Vec3Impl)</a></span> - Method in class com.gtnewhorizon.structurelib.util.<a href="com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util">Vec3Impl</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/util/Vec3Impl.html#distanceSq-net.minecraft.dispenser.IPosition-boolean-">distanceSq(IPosition, boolean)</a></span> - Method in class com.gtnewhorizon.structurelib.util.<a href="com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util">Vec3Impl</a></dt>
@@ -359,6 +395,10 @@
 </a>
 <h2 class="title">E</h2>
 <dl>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/StructureLibAPI.html#enableInstrument-java.lang.Object-">enableInstrument(Object)</a></span> - Static method in class com.gtnewhorizon.structurelib.<a href="com/gtnewhorizon/structurelib/StructureLibAPI.html" title="class in com.gtnewhorizon.structurelib">StructureLibAPI</a></dt>
+<dd>
+<div class="block">Start instrumenting <b>for the current thread only</b>.</div>
+</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/StructureLibAPI.html#endHinting-net.minecraft.world.World-">endHinting(World)</a></span> - Static method in class com.gtnewhorizon.structurelib.<a href="com/gtnewhorizon/structurelib/StructureLibAPI.html" title="class in com.gtnewhorizon.structurelib">StructureLibAPI</a></dt>
 <dd>
 <div class="block">End current batch of hinting.</div>
@@ -375,6 +415,8 @@
 <dd>
 <div class="block">Check returns false.</div>
 </dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html#errored">errored</a></span> - Static variable in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a></dt>
+<dd>&nbsp;</dd>
 <dt><a href="com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable"><span class="typeNameLink">ExtendedFacing</span></a> - Enum in <a href="com/gtnewhorizon/structurelib/alignment/enumerable/package-summary.html">com.gtnewhorizon.structurelib.alignment.enumerable</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/util/InventoryUtility.OptimizedExtractor.html#extract-net.minecraft.item.ItemStack-net.minecraft.item.ItemStack-boolean-net.minecraft.entity.player.EntityPlayerMP-">extract(ItemStack, ItemStack, boolean, EntityPlayerMP)</a></span> - Method in interface com.gtnewhorizon.structurelib.util.<a href="com/gtnewhorizon/structurelib/util/InventoryUtility.OptimizedExtractor.html" title="interface in com.gtnewhorizon.structurelib.util">InventoryUtility.OptimizedExtractor</a></dt>
@@ -391,6 +433,10 @@
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/IAlignmentLimits.Builder.html#filter-java.util.function.Function-">filter(Function&lt;ExtendedFacing, Optional&lt;Boolean&gt;&gt;)</a></span> - Method in class com.gtnewhorizon.structurelib.alignment.<a href="com/gtnewhorizon/structurelib/alignment/IAlignmentLimits.Builder.html" title="class in com.gtnewhorizon.structurelib.alignment">IAlignmentLimits.Builder</a></dt>
 <dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html#fireEvent-net.minecraft.world.World-int-int-int-int-int-int-com.gtnewhorizon.structurelib.structure.IStructureElement-">fireEvent(World, int, int, int, int, int, int, IStructureElement&lt;?&gt;)</a></span> - Static method in class com.gtnewhorizon.structurelib.<a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib">StructureEvent.StructureElementVisitedEvent</a></dt>
+<dd>
+<div class="block">Fire this event on <code>MinecraftForge.EVENT_BUS</code> by populating it with given arguments.</div>
+</dd>
 <dt><a href="com/gtnewhorizon/structurelib/alignment/enumerable/Flip.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable"><span class="typeNameLink">Flip</span></a> - Enum in <a href="com/gtnewhorizon/structurelib/alignment/enumerable/package-summary.html">com.gtnewhorizon.structurelib.alignment.enumerable</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/IAlignment.html#FLIPS_COUNT">FLIPS_COUNT</a></span> - Static variable in interface com.gtnewhorizon.structurelib.alignment.<a href="com/gtnewhorizon/structurelib/alignment/IAlignment.html" title="interface in com.gtnewhorizon.structurelib.alignment">IAlignment</a></dt>
@@ -411,6 +457,8 @@
 <dd>
 <div class="block">Construct an IItemSource from given inventory</div>
 </dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#fromLegacy-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-java.util.function.Consumer-">fromLegacy(IItemSource, EntityPlayer, Consumer&lt;IChatComponent&gt;)</a></span> - Static method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a></dt>
+<dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IItemSource.html#fromPlayer-net.minecraft.entity.player.EntityPlayerMP-">fromPlayer(EntityPlayerMP)</a></span> - Static method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a></dt>
 <dd>
 <div class="block">Construct an IItemSource from inventories associated with given player.</div>
@@ -441,6 +489,18 @@
 <dd>
 <div class="block">Gets the Z coordinate.</div>
 </dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html#getA--">getA()</a></span> - Method in class com.gtnewhorizon.structurelib.<a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib">StructureEvent.StructureElementVisitedEvent</a></dt>
+<dd>
+<div class="block">A position in ABC coordinate, relative to (0,0,0) in the piece, i.e.</div>
+</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getActor--">getActor()</a></span> - Method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a></dt>
+<dd>
+<div class="block">The initiator of actions.</div>
+</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html#getActor--">getActor()</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html" title="interface in com.gtnewhorizon.structurelib.structure">ISurvivalBuildEnvironment</a></dt>
+<dd>
+<div class="block">Get the origin of action.</div>
+</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/IAlignment.html#getAlignment--">getAlignment()</a></span> - Method in interface com.gtnewhorizon.structurelib.alignment.<a href="com/gtnewhorizon/structurelib/alignment/IAlignment.html" title="interface in com.gtnewhorizon.structurelib.alignment">IAlignment</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/IAlignmentProvider.html#getAlignment--">getAlignment()</a></span> - Method in interface com.gtnewhorizon.structurelib.alignment.<a href="com/gtnewhorizon/structurelib/alignment/IAlignmentProvider.html" title="interface in com.gtnewhorizon.structurelib.alignment">IAlignmentProvider</a></dt>
@@ -455,18 +515,40 @@
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html#getAllWith-com.gtnewhorizon.structurelib.alignment.enumerable.Flip-">getAllWith(Flip)</a></span> - Static method in enum com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">ExtendedFacing</a></dt>
 <dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getAPILevel--">getAPILevel()</a></span> - Method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a></dt>
+<dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html#getAxisVector--">getAxisVector()</a></span> - Method in enum com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">Direction</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html#getAxisVector-net.minecraftforge.common.util.ForgeDirection-">getAxisVector(ForgeDirection)</a></span> - Static method in enum com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">Direction</a></dt>
 <dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html#getB--">getB()</a></span> - Method in class com.gtnewhorizon.structurelib.<a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib">StructureEvent.StructureElementVisitedEvent</a></dt>
+<dd>
+<div class="block">B position in ABC coordinate, relative to (0,0,0) in the piece, i.e.</div>
+</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/StructureLibAPI.html#getBlockHint--">getBlockHint()</a></span> - Static method in class com.gtnewhorizon.structurelib.<a href="com/gtnewhorizon/structurelib/StructureLibAPI.html" title="class in com.gtnewhorizon.structurelib">StructureLibAPI</a></dt>
 <dd>
 <div class="block">Get the Block for StructureLib supplied hint block.</div>
 </dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html#getBlocksToPlace-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">getBlocksToPlace(T, World, int, int, int, ItemStack, AutoPlaceEnvironment)</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a></dt>
+<dd>
+<div class="block">A simplified version of survivalPlaceBlock.</div>
+</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElementChain.html#getBlocksToPlace-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">getBlocksToPlace(T, World, int, int, int, ItemStack, AutoPlaceEnvironment)</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElementChain.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElementChain</a></dt>
+<dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html#getByAxisVector-com.gtnewhorizon.structurelib.util.Vec3Impl-">getByAxisVector(Vec3Impl)</a></span> - Static method in enum com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">Direction</a></dt>
+<dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html#getC--">getC()</a></span> - Method in class com.gtnewhorizon.structurelib.<a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib">StructureEvent.StructureElementVisitedEvent</a></dt>
+<dd>
+<div class="block">C position in ABC coordinate, relative to (0,0,0) in the piece, i.e.</div>
+</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/constructable/ChannelDataAccessor.html#getChannelData-net.minecraft.item.ItemStack-java.lang.String-">getChannelData(ItemStack, String)</a></span> - Static method in class com.gtnewhorizon.structurelib.alignment.constructable.<a href="com/gtnewhorizon/structurelib/alignment/constructable/ChannelDataAccessor.html" title="class in com.gtnewhorizon.structurelib.alignment.constructable">ChannelDataAccessor</a></dt>
 <dd>
 <div class="block">Get the subchannel data from given trigger item.</div>
 </dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getChatter--">getChatter()</a></span> - Method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a></dt>
+<dd>
+<div class="block">send error messages here.</div>
+</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/constructable/IConstructableProvider.html#getConstructable--">getConstructable()</a></span> - Method in interface com.gtnewhorizon.structurelib.alignment.constructable.<a href="com/gtnewhorizon/structurelib/alignment/constructable/IConstructableProvider.html" title="interface in com.gtnewhorizon.structurelib.alignment.constructable">IConstructableProvider</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IWithExtendedContext.html#getCurrentContext--">getCurrentContext()</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IWithExtendedContext.html" title="interface in com.gtnewhorizon.structurelib.structure">IWithExtendedContext</a></dt>
@@ -481,24 +563,38 @@
 <dd>
 <div class="block">Gets the same effective facing achieved by different rot/flip combo</div>
 </dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html#getElement--">getElement()</a></span> - Method in class com.gtnewhorizon.structurelib.<a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib">StructureEvent.StructureElementVisitedEvent</a></dt>
+<dd>
+<div class="block">Element being visited.</div>
+</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html#getElements--">getElements()</a></span> - Method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="class in com.gtnewhorizon.structurelib.structure">StructureDefinition.Builder</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/StructureDefinition.html#getElements--">getElements()</a></span> - Method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/StructureDefinition.html" title="class in com.gtnewhorizon.structurelib.structure">StructureDefinition</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/IAlignment.html#getExtendedFacing--">getExtendedFacing()</a></span> - Method in interface com.gtnewhorizon.structurelib.alignment.<a href="com/gtnewhorizon/structurelib/alignment/IAlignment.html" title="interface in com.gtnewhorizon.structurelib.alignment">IAlignment</a></dt>
 <dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getFacing--">getFacing()</a></span> - Method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a></dt>
+<dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html#getFlip--">getFlip()</a></span> - Method in enum com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">ExtendedFacing</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/IAlignment.html#getFlip--">getFlip()</a></span> - Method in interface com.gtnewhorizon.structurelib.alignment.<a href="com/gtnewhorizon/structurelib/alignment/IAlignment.html" title="interface in com.gtnewhorizon.structurelib.alignment">IAlignment</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html#getForgeDirection--">getForgeDirection()</a></span> - Method in enum com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">Direction</a></dt>
 <dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/util/Vec3Impl.html#getFromPool-int-int-int-">getFromPool(int, int, int)</a></span> - Static method in class com.gtnewhorizon.structurelib.util.<a href="com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util">Vec3Impl</a></dt>
+<dd>
+<div class="block">THIS WILL CAUSE THIS VECTOR TO PERMANENTLY RESIDE IN STATIC MEMORY.</div>
+</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html#getIndex--">getIndex()</a></span> - Method in enum com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">ExtendedFacing</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/enumerable/Flip.html#getIndex--">getIndex()</a></span> - Method in enum com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/Flip.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">Flip</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/enumerable/Rotation.html#getIndex--">getIndex()</a></span> - Method in enum com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/Rotation.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">Rotation</a></dt>
 <dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/StructureEvent.html#getInstrumentIdentifier--">getInstrumentIdentifier()</a></span> - Method in class com.gtnewhorizon.structurelib.<a href="com/gtnewhorizon/structurelib/StructureEvent.html" title="class in com.gtnewhorizon.structurelib">StructureEvent</a></dt>
+<dd>
+<div class="block">The instrument identifier.</div>
+</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html#getIntegerAxisSwap--">getIntegerAxisSwap()</a></span> - Method in enum com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">ExtendedFacing</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/util/InventoryIterable.html#getInventory--">getInventory()</a></span> - Method in class com.gtnewhorizon.structurelib.util.<a href="com/gtnewhorizon/structurelib/util/InventoryIterable.html" title="class in com.gtnewhorizon.structurelib.util">InventoryIterable</a></dt>
@@ -547,6 +643,10 @@
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html#getOppositeRotation--">getOppositeRotation()</a></span> - Method in enum com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">ExtendedFacing</a></dt>
 <dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html#getPredicate--">getPredicate()</a></span> - Method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a></dt>
+<dd>
+<div class="block">Get the blocks to place filter.</div>
+</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/StructureUtility.html#getPseudoJavaCode-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-java.util.function.Function-int-int-int-boolean-">getPseudoJavaCode(World, ExtendedFacing, int, int, int, int, int, int, Function&lt;? super TileEntity, String&gt;, int, int, int, boolean)</a></span> - Static method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/StructureUtility.html" title="class in com.gtnewhorizon.structurelib.structure">StructureUtility</a></dt>
 <dd>
 <div class="block">Used only to get pseudo code in structure writer...</div>
@@ -575,8 +675,20 @@
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/StructureDefinition.html#getShapes--">getShapes()</a></span> - Method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/StructureDefinition.html" title="class in com.gtnewhorizon.structurelib.structure">StructureDefinition</a></dt>
 <dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#getSource--">getSource()</a></span> - Method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a></dt>
+<dd>
+<div class="block">From where survival autoplace will drain resources.</div>
+</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html#getSource--">getSource()</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html" title="interface in com.gtnewhorizon.structurelib.structure">ISurvivalBuildEnvironment</a></dt>
+<dd>
+<div class="block">Get the source of the items.</div>
+</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/util/InventoryUtility.html#getStackExtractors--">getStackExtractors()</a></span> - Static method in class com.gtnewhorizon.structurelib.util.<a href="com/gtnewhorizon/structurelib/util/InventoryUtility.html" title="class in com.gtnewhorizon.structurelib.util">InventoryUtility</a></dt>
 <dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html#getStacks--">getStacks()</a></span> - Method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure">IStructureElement.BlocksToPlace</a></dt>
+<dd>
+<div class="block">Get the ItemStacks that this one is known to accept.</div>
+</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/util/ItemStackArrayIterable.html#getStacks--">getStacks()</a></span> - Method in class com.gtnewhorizon.structurelib.util.<a href="com/gtnewhorizon/structurelib/util/ItemStackArrayIterable.html" title="class in com.gtnewhorizon.structurelib.util">ItemStackArrayIterable</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepA--">getStepA()</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a></dt>
@@ -585,6 +697,10 @@
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html#getStepC--">getStepC()</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a></dt>
 <dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/constructable/IConstructable.html#getStructureDefinition--">getStructureDefinition()</a></span> - Method in interface com.gtnewhorizon.structurelib.alignment.constructable.<a href="com/gtnewhorizon/structurelib/alignment/constructable/IConstructable.html" title="interface in com.gtnewhorizon.structurelib.alignment.constructable">IConstructable</a></dt>
+<dd>
+<div class="block">Get the structure definition used for this constructable.</div>
+</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/constructable/IConstructable.html#getStructureDescription-net.minecraft.item.ItemStack-">getStructureDescription(ItemStack)</a></span> - Method in interface com.gtnewhorizon.structurelib.alignment.constructable.<a href="com/gtnewhorizon/structurelib/alignment/constructable/IConstructable.html" title="interface in com.gtnewhorizon.structurelib.alignment.constructable">IConstructable</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#getStructureFor-java.lang.String-">getStructureFor(String)</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureDefinition</a></dt>
@@ -597,6 +713,14 @@
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/util/MiscUtils.html#getTagKeys-net.minecraft.nbt.NBTTagCompound-">getTagKeys(NBTTagCompound)</a></span> - Static method in class com.gtnewhorizon.structurelib.util.<a href="com/gtnewhorizon/structurelib/util/MiscUtils.html" title="class in com.gtnewhorizon.structurelib.util">MiscUtils</a></dt>
 <dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html#getWorld--">getWorld()</a></span> - Method in class com.gtnewhorizon.structurelib.<a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib">StructureEvent.StructureElementVisitedEvent</a></dt>
+<dd>
+<div class="block">Location of this event.</div>
+</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html#getWorldDirection-net.minecraftforge.common.util.ForgeDirection-">getWorldDirection(ForgeDirection)</a></span> - Method in enum com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">ExtendedFacing</a></dt>
+<dd>
+<div class="block">do note the ABC coordinate system is (X, -Y, Z).</div>
+</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html#getWorldOffset-net.minecraft.util.Vec3-">getWorldOffset(Vec3)</a></span> - Method in enum com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">ExtendedFacing</a></dt>
 <dd>
 <div class="block">Translates relative to front facing offset  to  world offset</div>
@@ -607,6 +731,18 @@
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html#getWorldOffset-double:A-double:A-">getWorldOffset(double[], double[])</a></span> - Method in enum com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">ExtendedFacing</a></dt>
 <dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html#getX--">getX()</a></span> - Method in class com.gtnewhorizon.structurelib.<a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib">StructureEvent.StructureElementVisitedEvent</a></dt>
+<dd>
+<div class="block">Location of this event.</div>
+</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html#getY--">getY()</a></span> - Method in class com.gtnewhorizon.structurelib.<a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib">StructureEvent.StructureElementVisitedEvent</a></dt>
+<dd>
+<div class="block">Location of this event.</div>
+</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html#getZ--">getZ()</a></span> - Method in class com.gtnewhorizon.structurelib.<a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib">StructureEvent.StructureElementVisitedEvent</a></dt>
+<dd>
+<div class="block">Location of this event.</div>
+</dd>
 </dl>
 <a name="I:H">
 <!--   -->
@@ -707,8 +843,6 @@
 </dd>
 <dt><a href="com/gtnewhorizon/structurelib/structure/ICustomBlockSetting.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">ICustomBlockSetting</span></a> - Interface in <a href="com/gtnewhorizon/structurelib/structure/package-summary.html">com.gtnewhorizon.structurelib.structure</a></dt>
 <dd>&nbsp;</dd>
-<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureWalker.html#ignoreBlockUnloaded-com.gtnewhorizon.structurelib.structure.IStructureWalker-">ignoreBlockUnloaded(IStructureWalker&lt;T&gt;)</a></span> - Static method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureWalker</a></dt>
-<dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/util/ItemStackPredicate.html#ignoreMeta--">ignoreMeta()</a></span> - Method in class com.gtnewhorizon.structurelib.util.<a href="com/gtnewhorizon/structurelib/util/ItemStackPredicate.html" title="class in com.gtnewhorizon.structurelib.util">ItemStackPredicate</a></dt>
 <dd>&nbsp;</dd>
 <dt><a href="com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">IItemSource</span></a> - Interface in <a href="com/gtnewhorizon/structurelib/structure/package-summary.html">com.gtnewhorizon.structurelib.structure</a></dt>
@@ -759,12 +893,24 @@
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/StructureLibAPI.html#isBlockTriviallyReplaceable-net.minecraft.world.World-int-int-int-net.minecraft.entity.player.EntityPlayerMP-">isBlockTriviallyReplaceable(World, int, int, int, EntityPlayerMP)</a></span> - Static method in class com.gtnewhorizon.structurelib.<a href="com/gtnewhorizon/structurelib/StructureLibAPI.html" title="class in com.gtnewhorizon.structurelib">StructureLibAPI</a></dt>
 <dd>
+<div class="block"><span class="deprecatedLabel">Deprecated.</span></div>
+</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/StructureLibAPI.html#isBlockTriviallyReplaceable-net.minecraft.world.World-int-int-int-net.minecraft.entity.player.EntityPlayer-">isBlockTriviallyReplaceable(World, int, int, int, EntityPlayer)</a></span> - Static method in class com.gtnewhorizon.structurelib.<a href="com/gtnewhorizon/structurelib/StructureLibAPI.html" title="class in com.gtnewhorizon.structurelib">StructureLibAPI</a></dt>
+<dd>
 <div class="block">Determines if given block can be replaced without much effort.</div>
 </dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/enumerable/Flip.html#isBothFlipped--">isBothFlipped()</a></span> - Method in enum com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/Flip.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">Flip</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/enumerable/Rotation.html#isClockwise--">isClockwise()</a></span> - Method in enum com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/Rotation.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">Rotation</a></dt>
 <dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#isContainedInPiece-int-int-int-">isContainedInPiece(int, int, int)</a></span> - Method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a></dt>
+<dd>
+<div class="block">Test if given location is contained within the current piece.</div>
+</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#isContainedInStructure-java.lang.String-int-int-int-">isContainedInStructure(String, int, int, int)</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureDefinition</a></dt>
+<dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/StructureDefinition.html#isContainedInStructure-java.lang.String-int-int-int-">isContainedInStructure(String, int, int, int)</a></span> - Method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/StructureDefinition.html" title="class in com.gtnewhorizon.structurelib.structure">StructureDefinition</a></dt>
+<dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/enumerable/Rotation.html#isCounterClockwise--">isCounterClockwise()</a></span> - Method in enum com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/Rotation.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">Rotation</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/StructureLibAPI.html#isDebugEnabled--">isDebugEnabled()</a></span> - Static method in class com.gtnewhorizon.structurelib.<a href="com/gtnewhorizon/structurelib/StructureLibAPI.html" title="class in com.gtnewhorizon.structurelib">StructureLibAPI</a></dt>
@@ -777,6 +923,10 @@
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/enumerable/Flip.html#isHorizontallyFlipped--">isHorizontallyFlipped()</a></span> - Method in enum com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/Flip.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">Flip</a></dt>
 <dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/StructureLibAPI.html#isInstrumentEnabled--">isInstrumentEnabled()</a></span> - Static method in class com.gtnewhorizon.structurelib.<a href="com/gtnewhorizon/structurelib/StructureLibAPI.html" title="class in com.gtnewhorizon.structurelib">StructureLibAPI</a></dt>
+<dd>
+<div class="block">Check if instrumenting is enabled.</div>
+</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html#isNavigating--">isNavigating()</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/IAlignment.html#isNewDirectionValid-net.minecraftforge.common.util.ForgeDirection-">isNewDirectionValid(ForgeDirection)</a></span> - Method in interface com.gtnewhorizon.structurelib.alignment.<a href="com/gtnewhorizon/structurelib/alignment/IAlignment.html" title="interface in com.gtnewhorizon.structurelib.alignment">IAlignment</a></dt>
@@ -805,8 +955,10 @@
 </dd>
 <dt><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">IStructureElement</span></a>&lt;<a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="type parameter in IStructureElement">T</a>&gt; - Interface in <a href="com/gtnewhorizon/structurelib/structure/package-summary.html">com.gtnewhorizon.structurelib.structure</a></dt>
 <dd>
-<div class="block">Use StructureUtility to instantiate</div>
+<div class="block">Use StructureUtility to instantiate.</div>
 </dd>
+<dt><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">IStructureElement.BlocksToPlace</span></a> - Class in <a href="com/gtnewhorizon/structurelib/structure/package-summary.html">com.gtnewhorizon.structurelib.structure</a></dt>
+<dd>&nbsp;</dd>
 <dt><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">IStructureElement.PlaceResult</span></a> - Enum in <a href="com/gtnewhorizon/structurelib/structure/package-summary.html">com.gtnewhorizon.structurelib.structure</a></dt>
 <dd>&nbsp;</dd>
 <dt><a href="com/gtnewhorizon/structurelib/structure/IStructureElementChain.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">IStructureElementChain</span></a>&lt;<a href="com/gtnewhorizon/structurelib/structure/IStructureElementChain.html" title="type parameter in IStructureElementChain">T</a>&gt; - Interface in <a href="com/gtnewhorizon/structurelib/structure/package-summary.html">com.gtnewhorizon.structurelib.structure</a></dt>
@@ -821,12 +973,14 @@
 </dd>
 <dt><a href="com/gtnewhorizon/structurelib/structure/IStructureElementNoPlacement.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">IStructureElementNoPlacement</span></a>&lt;<a href="com/gtnewhorizon/structurelib/structure/IStructureElementNoPlacement.html" title="type parameter in IStructureElementNoPlacement">T</a>&gt; - Interface in <a href="com/gtnewhorizon/structurelib/structure/package-summary.html">com.gtnewhorizon.structurelib.structure</a></dt>
 <dd>&nbsp;</dd>
-<dt><a href="com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">IStructureWalker</span></a>&lt;<a href="com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="type parameter in IStructureWalker">T</a>&gt; - Interface in <a href="com/gtnewhorizon/structurelib/structure/package-summary.html">com.gtnewhorizon.structurelib.structure</a></dt>
-<dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/enumerable/Rotation.html#isUpsideDown--">isUpsideDown()</a></span> - Method in enum com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/Rotation.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">Rotation</a></dt>
 <dd>&nbsp;</dd>
-<dt><a href="com/gtnewhorizon/structurelib/alignment/constructable/ISurvivalConstructable.html" title="interface in com.gtnewhorizon.structurelib.alignment.constructable"><span class="typeNameLink">ISurvivalConstructable</span></a> - Interface in <a href="com/gtnewhorizon/structurelib/alignment/constructable/package-summary.html">com.gtnewhorizon.structurelib.alignment.constructable</a></dt>
+<dt><a href="com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">ISurvivalBuildEnvironment</span></a> - Interface in <a href="com/gtnewhorizon/structurelib/structure/package-summary.html">com.gtnewhorizon.structurelib.structure</a></dt>
 <dd>&nbsp;</dd>
+<dt><a href="com/gtnewhorizon/structurelib/alignment/constructable/ISurvivalConstructable.html" title="interface in com.gtnewhorizon.structurelib.alignment.constructable"><span class="typeNameLink">ISurvivalConstructable</span></a> - Interface in <a href="com/gtnewhorizon/structurelib/alignment/constructable/package-summary.html">com.gtnewhorizon.structurelib.alignment.constructable</a></dt>
+<dd>
+<div class="block">An extension to <a href="com/gtnewhorizon/structurelib/alignment/constructable/IConstructable.html" title="interface in com.gtnewhorizon.structurelib.alignment.constructable"><code>IConstructable</code></a>.</div>
+</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/enumerable/Flip.html#isVerticallyFliped--">isVerticallyFliped()</a></span> - Method in enum com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/Flip.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">Flip</a></dt>
 <dd>&nbsp;</dd>
 <dt><a href="com/gtnewhorizon/structurelib/util/ItemStackArrayIterable.html" title="class in com.gtnewhorizon.structurelib.util"><span class="typeNameLink">ItemStackArrayIterable</span></a> - Class in <a href="com/gtnewhorizon/structurelib/util/package-summary.html">com.gtnewhorizon.structurelib.util</a></dt>
@@ -1239,8 +1393,6 @@
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/util/SortedRegistry.html#size--">size()</a></span> - Method in class com.gtnewhorizon.structurelib.util.<a href="com/gtnewhorizon/structurelib/util/SortedRegistry.html" title="class in com.gtnewhorizon.structurelib.util">SortedRegistry</a></dt>
 <dd>&nbsp;</dd>
-<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureWalker.html#skipBlockUnloaded-com.gtnewhorizon.structurelib.structure.IStructureWalker-">skipBlockUnloaded(IStructureWalker&lt;T&gt;)</a></span> - Static method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureWalker</a></dt>
-<dd>&nbsp;</dd>
 <dt><a href="com/gtnewhorizon/structurelib/util/SortedRegistry.html" title="class in com.gtnewhorizon.structurelib.util"><span class="typeNameLink">SortedRegistry</span></a>&lt;<a href="com/gtnewhorizon/structurelib/util/SortedRegistry.html" title="type parameter in SortedRegistry">V</a>&gt; - Class in <a href="com/gtnewhorizon/structurelib/util/package-summary.html">com.gtnewhorizon.structurelib.util</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/util/SortedRegistry.html#SortedRegistry--">SortedRegistry()</a></span> - Constructor for class com.gtnewhorizon.structurelib.util.<a href="com/gtnewhorizon/structurelib/util/SortedRegistry.html" title="class in com.gtnewhorizon.structurelib.util">SortedRegistry</a></dt>
@@ -1273,6 +1425,15 @@
 <dd>&nbsp;</dd>
 <dt><a href="com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="class in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">StructureDefinition.Builder</span></a>&lt;<a href="com/gtnewhorizon/structurelib/structure/StructureDefinition.Builder.html" title="type parameter in StructureDefinition.Builder">T</a>&gt; - Class in <a href="com/gtnewhorizon/structurelib/structure/package-summary.html">com.gtnewhorizon.structurelib.structure</a></dt>
 <dd>&nbsp;</dd>
+<dt><a href="com/gtnewhorizon/structurelib/StructureEvent.html" title="class in com.gtnewhorizon.structurelib"><span class="typeNameLink">StructureEvent</span></a> - Class in <a href="com/gtnewhorizon/structurelib/package-summary.html">com.gtnewhorizon.structurelib</a></dt>
+<dd>
+<div class="block">Subscribers are <b>required</b> to not keep reference to these events, nor to depend on values of these events after
+ the method call returns.</div>
+</dd>
+<dt><a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib"><span class="typeNameLink">StructureEvent.StructureElementVisitedEvent</span></a> - Class in <a href="com/gtnewhorizon/structurelib/package-summary.html">com.gtnewhorizon.structurelib</a></dt>
+<dd>
+<div class="block">Fired <b>just before</b> any structure element is visited.</div>
+</dd>
 <dt><a href="com/gtnewhorizon/structurelib/StructureLibAPI.html" title="class in com.gtnewhorizon.structurelib"><span class="typeNameLink">StructureLibAPI</span></a> - Class in <a href="com/gtnewhorizon/structurelib/package-summary.html">com.gtnewhorizon.structurelib</a></dt>
 <dd>
 <div class="block">A stable interface into the structure lib's internals.</div>
@@ -1289,6 +1450,10 @@
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#survivalBuild-T-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-boolean-">survivalBuild(T, ItemStack, String, World, ExtendedFacing, int, int, int, int, int, int, int, IItemSource, EntityPlayerMP, boolean)</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureDefinition</a></dt>
 <dd>
+<div class="block"><span class="deprecatedLabel">Deprecated.</span></div>
+</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#survivalBuild-T-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-int-com.gtnewhorizon.structurelib.structure.ISurvivalBuildEnvironment-boolean-">survivalBuild(T, ItemStack, String, World, ExtendedFacing, int, int, int, int, int, int, int, ISurvivalBuildEnvironment, boolean)</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureDefinition.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureDefinition</a></dt>
+<dd>
 <div class="block">Cause a survival build.</div>
 </dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/constructable/IMultiblockInfoContainer.html#survivalConstruct-net.minecraft.item.ItemStack-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-T-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-">survivalConstruct(ItemStack, int, IItemSource, EntityPlayerMP, T, ExtendedFacing)</a></span> - Method in interface com.gtnewhorizon.structurelib.alignment.constructable.<a href="com/gtnewhorizon/structurelib/alignment/constructable/IMultiblockInfoContainer.html" title="interface in com.gtnewhorizon.structurelib.alignment.constructable">IMultiblockInfoContainer</a></dt>
@@ -1297,34 +1462,69 @@
 </dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/constructable/ISurvivalConstructable.html#survivalConstruct-net.minecraft.item.ItemStack-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-">survivalConstruct(ItemStack, int, IItemSource, EntityPlayerMP)</a></span> - Method in interface com.gtnewhorizon.structurelib.alignment.constructable.<a href="com/gtnewhorizon/structurelib/alignment/constructable/ISurvivalConstructable.html" title="interface in com.gtnewhorizon.structurelib.alignment.constructable">ISurvivalConstructable</a></dt>
 <dd>
-<div class="block">Construct the structure using <a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, java.util.function.Consumer)</code></a></div>
+<div class="block"><span class="deprecatedLabel">Deprecated.</span></div>
+</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/constructable/ISurvivalConstructable.html#survivalConstruct-net.minecraft.item.ItemStack-int-com.gtnewhorizon.structurelib.structure.ISurvivalBuildEnvironment-">survivalConstruct(ItemStack, int, ISurvivalBuildEnvironment)</a></span> - Method in interface com.gtnewhorizon.structurelib.alignment.constructable.<a href="com/gtnewhorizon/structurelib/alignment/constructable/ISurvivalConstructable.html" title="interface in com.gtnewhorizon.structurelib.alignment.constructable">ISurvivalConstructable</a></dt>
+<dd>
+<div class="block">Construct the structure using <a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, AutoPlaceEnvironment)</code></a>
+ or <a href="com/gtnewhorizon/structurelib/structure/IStructureDefinition.html#survivalBuild-T-net.minecraft.item.ItemStack-java.lang.String-net.minecraft.world.World-com.gtnewhorizon.structurelib.alignment.enumerable.ExtendedFacing-int-int-int-int-int-int-int-com.gtnewhorizon.structurelib.structure.ISurvivalBuildEnvironment-boolean-"><code>IStructureDefinition.survivalBuild(Object, ItemStack, String, World, ExtendedFacing, int, int, int, int, int, int, int, ISurvivalBuildEnvironment, boolean)</code></a></div>
 </dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-">survivalPlaceBlock(T, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer&lt;IChatComponent&gt;)</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a></dt>
 <dd>
-<div class="block">Try place the block by taking resource from given IItemSource.</div>
+<div class="block"><span class="deprecatedLabel">Deprecated.</span>
+<div class="block"><span class="deprecationComment">caller should call the non deprecated overload. implementor for reusable <a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IStructureElement</code></a>
+ should still implement this. implementor for private implementations can freely ignore this as long as you know
+ the caller will not call this overload.</span></div>
+</div>
+</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">survivalPlaceBlock(T, World, int, int, int, ItemStack, AutoPlaceEnvironment)</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElement</a></dt>
+<dd>
+<div class="block">Try place the block by taking resource from given <a href="com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure"><code>IItemSource</code></a>.</div>
 </dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElementChain.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-">survivalPlaceBlock(T, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer&lt;IChatComponent&gt;)</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElementChain.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElementChain</a></dt>
 <dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElementChain.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">survivalPlaceBlock(T, World, int, int, int, ItemStack, AutoPlaceEnvironment)</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElementChain.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElementChain</a></dt>
+<dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElementCheckOnly.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-">survivalPlaceBlock(T, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer&lt;IChatComponent&gt;)</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElementCheckOnly.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElementCheckOnly</a></dt>
 <dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElementCheckOnly.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">survivalPlaceBlock(T, World, int, int, int, ItemStack, AutoPlaceEnvironment)</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElementCheckOnly.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElementCheckOnly</a></dt>
+<dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElementNoPlacement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-">survivalPlaceBlock(T, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer&lt;IChatComponent&gt;)</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElementNoPlacement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElementNoPlacement</a></dt>
 <dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElementNoPlacement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.AutoPlaceEnvironment-">survivalPlaceBlock(T, World, int, int, int, ItemStack, AutoPlaceEnvironment)</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElementNoPlacement.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureElementNoPlacement</a></dt>
+<dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-">survivalPlaceBlock(Block, int, World, int, int, int, IItemSource, EntityPlayerMP)</a></span> - Static method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/StructureUtility.html" title="class in com.gtnewhorizon.structurelib.structure">StructureUtility</a></dt>
 <dd>
 <div class="block">This is a helper method for implementing <a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a></div>
 </dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-">survivalPlaceBlock(Block, int, World, int, int, int, IItemSource, EntityPlayer)</a></span> - Static method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/StructureUtility.html" title="class in com.gtnewhorizon.structurelib.structure">StructureUtility</a></dt>
+<dd>
+<div class="block">This is a helper method for implementing <a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a></div>
+</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-">survivalPlaceBlock(Block, int, World, int, int, int, IItemSource, EntityPlayerMP, Consumer&lt;IChatComponent&gt;)</a></span> - Static method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/StructureUtility.html" title="class in com.gtnewhorizon.structurelib.structure">StructureUtility</a></dt>
 <dd>
 <div class="block">This is a helper method for implementing <a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a></div>
 </dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.block.Block-int-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-java.util.function.Consumer-">survivalPlaceBlock(Block, int, World, int, int, int, IItemSource, EntityPlayer, Consumer&lt;IChatComponent&gt;)</a></span> - Static method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/StructureUtility.html" title="class in com.gtnewhorizon.structurelib.structure">StructureUtility</a></dt>
+<dd>
+<div class="block">This is a helper method for implementing <a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a></div>
+</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.util.ItemStackPredicate.NBTMode-net.minecraft.nbt.NBTTagCompound-boolean-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-">survivalPlaceBlock(ItemStack, ItemStackPredicate.NBTMode, NBTTagCompound, boolean, World, int, int, int, IItemSource, EntityPlayerMP)</a></span> - Static method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/StructureUtility.html" title="class in com.gtnewhorizon.structurelib.structure">StructureUtility</a></dt>
 <dd>
 <div class="block">This is a helper method for implementing <a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a></div>
 </dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.util.ItemStackPredicate.NBTMode-net.minecraft.nbt.NBTTagCompound-boolean-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-">survivalPlaceBlock(ItemStack, ItemStackPredicate.NBTMode, NBTTagCompound, boolean, World, int, int, int, IItemSource, EntityPlayer)</a></span> - Static method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/StructureUtility.html" title="class in com.gtnewhorizon.structurelib.structure">StructureUtility</a></dt>
+<dd>
+<div class="block">This is a helper method for implementing <a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a></div>
+</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.util.ItemStackPredicate.NBTMode-net.minecraft.nbt.NBTTagCompound-boolean-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-">survivalPlaceBlock(ItemStack, ItemStackPredicate.NBTMode, NBTTagCompound, boolean, World, int, int, int, IItemSource, EntityPlayerMP, Consumer&lt;IChatComponent&gt;)</a></span> - Static method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/StructureUtility.html" title="class in com.gtnewhorizon.structurelib.structure">StructureUtility</a></dt>
 <dd>
 <div class="block">This is a helper method for implementing <a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a></div>
 </dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/StructureUtility.html#survivalPlaceBlock-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.util.ItemStackPredicate.NBTMode-net.minecraft.nbt.NBTTagCompound-boolean-net.minecraft.world.World-int-int-int-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayer-java.util.function.Consumer-">survivalPlaceBlock(ItemStack, ItemStackPredicate.NBTMode, NBTTagCompound, boolean, World, int, int, int, IItemSource, EntityPlayer, Consumer&lt;IChatComponent&gt;)</a></span> - Static method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/StructureUtility.html" title="class in com.gtnewhorizon.structurelib.structure">StructureUtility</a></dt>
+<dd>
+<div class="block">This is a helper method for implementing <a href="com/gtnewhorizon/structurelib/structure/IStructureElement.html#survivalPlaceBlock-T-net.minecraft.world.World-int-int-int-net.minecraft.item.ItemStack-com.gtnewhorizon.structurelib.structure.IItemSource-net.minecraft.entity.player.EntityPlayerMP-java.util.function.Consumer-"><code>IStructureElement.survivalPlaceBlock(Object, World, int, int, int, ItemStack, IItemSource, EntityPlayerMP, Consumer)</code></a></div>
+</dd>
 </dl>
 <a name="I:T">
 <!--   -->
@@ -1333,8 +1533,7 @@
 <dl>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IItemSource.html#take-java.util.function.Predicate-boolean-int-">take(Predicate&lt;ItemStack&gt;, boolean, int)</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a></dt>
 <dd>
-<div class="block">We are probably not going to need to get a lot of items from this method,
- so I don't care about the overhead of storing all fetched items even if downstream code doesn't need it</div>
+<div class="block">Retrieve some amount of items from this item source matching given filter.</div>
 </dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IItemSource.html#takeAll-java.util.function.Predicate-boolean-int-">takeAll(Predicate&lt;ItemStack&gt;, boolean, int)</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IItemSource.html" title="interface in com.gtnewhorizon.structurelib.structure">IItemSource</a></dt>
 <dd>
@@ -1389,6 +1588,8 @@
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/enumerable/Rotation.html#toString--">toString()</a></span> - Method in enum com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/Rotation.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">Rotation</a></dt>
 <dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html#toString--">toString()</a></span> - Method in class com.gtnewhorizon.structurelib.<a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib">StructureEvent.StructureElementVisitedEvent</a></dt>
+<dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/util/Vec3Impl.html#toString--">toString()</a></span> - Method in class com.gtnewhorizon.structurelib.util.<a href="com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util">Vec3Impl</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/IntegerAxisSwap.html#translate-com.gtnewhorizon.structurelib.util.Vec3Impl-">translate(Vec3Impl)</a></span> - Method in class com.gtnewhorizon.structurelib.alignment.<a href="com/gtnewhorizon/structurelib/alignment/IntegerAxisSwap.html" title="class in com.gtnewhorizon.structurelib.alignment">IntegerAxisSwap</a></dt>
@@ -1444,6 +1645,10 @@
 <dd>
 <div class="block">Returns the enum constant of this type with the specified name.</div>
 </dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html#valueOf-java.lang.String-">valueOf(String)</a></span> - Static method in enum com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment.APILevel</a></dt>
+<dd>
+<div class="block">Returns the enum constant of this type with the specified name.</div>
+</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html#valueOf-java.lang.String-">valueOf(String)</a></span> - Static method in enum com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></dt>
 <dd>
 <div class="block">Returns the enum constant of this type with the specified name.</div>
@@ -1484,6 +1689,11 @@ the order they are declared.</div>
 <div class="block">Returns an array containing the constants of this enum type, in
 the order they are declared.</div>
 </dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html#values--">values()</a></span> - Static method in enum com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment.APILevel</a></dt>
+<dd>
+<div class="block">Returns an array containing the constants of this enum type, in
+the order they are declared.</div>
+</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html#values--">values()</a></span> - Static method in enum com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure">IStructureElement.PlaceResult</a></dt>
 <dd>
 <div class="block">Returns an array containing the constants of this enum type, in
@@ -1503,8 +1713,6 @@ the order they are declared.</div>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/util/Vec3Impl.html#Vec3Impl-int-int-int-">Vec3Impl(int, int, int)</a></span> - Constructor for class com.gtnewhorizon.structurelib.util.<a href="com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util">Vec3Impl</a></dt>
 <dd>&nbsp;</dd>
-<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/IStructureWalker.html#visit-com.gtnewhorizon.structurelib.structure.IStructureElement-net.minecraft.world.World-int-int-int-">visit(IStructureElement&lt;T&gt;, World, int, int, int)</a></span> - Method in interface com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="interface in com.gtnewhorizon.structurelib.structure">IStructureWalker</a></dt>
-<dd>&nbsp;</dd>
 </dl>
 <a name="I:W">
 <!--   -->
@@ -1521,6 +1729,10 @@ the order they are declared.</div>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html#with-com.gtnewhorizon.structurelib.alignment.enumerable.Flip-">with(Flip)</a></span> - Method in enum com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable">ExtendedFacing</a></dt>
 <dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#withActor-net.minecraft.entity.player.EntityPlayer-">withActor(EntityPlayer)</a></span> - Method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a></dt>
+<dd>
+<div class="block">Return a new instance with actor modified to given value.</div>
+</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/constructable/ChannelDataAccessor.html#withChannel-net.minecraft.item.ItemStack-java.lang.String-">withChannel(ItemStack, String)</a></span> - Static method in class com.gtnewhorizon.structurelib.alignment.constructable.<a href="com/gtnewhorizon/structurelib/alignment/constructable/ChannelDataAccessor.html" title="class in com.gtnewhorizon.structurelib.alignment.constructable">ChannelDataAccessor</a></dt>
 <dd>
 <div class="block">Return a trigger item that
@@ -1535,6 +1747,10 @@ the order they are declared.</div>
 <dd>
 <div class="block">See channels.md in docs folder</div>
 </dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#withChatter-java.util.function.Consumer-">withChatter(Consumer&lt;IChatComponent&gt;)</a></span> - Method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a></dt>
+<dd>
+<div class="block">Return a new instance with chatter modified to given value.</div>
+</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/StructureUtility.html#withContext-com.gtnewhorizon.structurelib.structure.IStructureElement-">withContext(IStructureElement&lt;CTX&gt;)</a></span> - Static method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/StructureUtility.html" title="class in com.gtnewhorizon.structurelib.structure">StructureUtility</a></dt>
 <dd>
 <div class="block">Switch to the extended context object in the downstream element</div>
@@ -1543,6 +1759,10 @@ the order they are declared.</div>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/util/Vec3Impl.html#withinDistance-net.minecraft.dispenser.IPosition-double-">withinDistance(IPosition, double)</a></span> - Method in class com.gtnewhorizon.structurelib.util.<a href="com/gtnewhorizon/structurelib/util/Vec3Impl.html" title="class in com.gtnewhorizon.structurelib.util">Vec3Impl</a></dt>
 <dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html#withSource-com.gtnewhorizon.structurelib.structure.IItemSource-">withSource(IItemSource)</a></span> - Method in class com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure">AutoPlaceEnvironment</a></dt>
+<dd>
+<div class="block">Return a new instance with source modified to given value.</div>
+</dd>
 </dl>
 <a name="I:X">
 <!--   -->
@@ -1568,7 +1788,17 @@ the order they are declared.</div>
 <dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/util/XSTR.html#XSTR_INSTANCE">XSTR_INSTANCE</a></span> - Static variable in class com.gtnewhorizon.structurelib.util.<a href="com/gtnewhorizon/structurelib/util/XSTR.html" title="class in com.gtnewhorizon.structurelib.util">XSTR</a></dt>
 <dd>&nbsp;</dd>
 </dl>
-<a href="#I:A">A</a>&nbsp;<a href="#I:B">B</a>&nbsp;<a href="#I:C">C</a>&nbsp;<a href="#I:D">D</a>&nbsp;<a href="#I:E">E</a>&nbsp;<a href="#I:F">F</a>&nbsp;<a href="#I:G">G</a>&nbsp;<a href="#I:H">H</a>&nbsp;<a href="#I:I">I</a>&nbsp;<a href="#I:L">L</a>&nbsp;<a href="#I:M">M</a>&nbsp;<a href="#I:N">N</a>&nbsp;<a href="#I:O">O</a>&nbsp;<a href="#I:P">P</a>&nbsp;<a href="#I:Q">Q</a>&nbsp;<a href="#I:R">R</a>&nbsp;<a href="#I:S">S</a>&nbsp;<a href="#I:T">T</a>&nbsp;<a href="#I:U">U</a>&nbsp;<a href="#I:V">V</a>&nbsp;<a href="#I:W">W</a>&nbsp;<a href="#I:X">X</a>&nbsp;</div>
+<a name="I:Z:Z_">
+<!--   -->
+</a>
+<h2 class="title">_</h2>
+<dl>
+<dt><span class="memberNameLink"><a href="com/gtnewhorizon/structurelib/alignment/constructable/ISurvivalConstructable.html#Z:Z__get_player--">__get_player()</a></span> - Static method in interface com.gtnewhorizon.structurelib.alignment.constructable.<a href="com/gtnewhorizon/structurelib/alignment/constructable/ISurvivalConstructable.html" title="interface in com.gtnewhorizon.structurelib.alignment.constructable">ISurvivalConstructable</a></dt>
+<dd>
+<div class="block"><span class="deprecatedLabel">Deprecated.</span></div>
+</dd>
+</dl>
+<a href="#I:A">A</a>&nbsp;<a href="#I:B">B</a>&nbsp;<a href="#I:C">C</a>&nbsp;<a href="#I:D">D</a>&nbsp;<a href="#I:E">E</a>&nbsp;<a href="#I:F">F</a>&nbsp;<a href="#I:G">G</a>&nbsp;<a href="#I:H">H</a>&nbsp;<a href="#I:I">I</a>&nbsp;<a href="#I:L">L</a>&nbsp;<a href="#I:M">M</a>&nbsp;<a href="#I:N">N</a>&nbsp;<a href="#I:O">O</a>&nbsp;<a href="#I:P">P</a>&nbsp;<a href="#I:Q">Q</a>&nbsp;<a href="#I:R">R</a>&nbsp;<a href="#I:S">S</a>&nbsp;<a href="#I:T">T</a>&nbsp;<a href="#I:U">U</a>&nbsp;<a href="#I:V">V</a>&nbsp;<a href="#I:W">W</a>&nbsp;<a href="#I:X">X</a>&nbsp;<a href="#I:Z:Z_">_</a>&nbsp;</div>
 <!-- ======= START OF BOTTOM NAVBAR ====== -->
 <div class="bottomNav"><a name="navbar.bottom">
 <!--   -->
diff --git a/master/javadoc/index.html b/master/javadoc/index.html
index 358a3cb1..1f99b3ab 100644
--- a/master/javadoc/index.html
+++ b/master/javadoc/index.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>StructureLib 1.7.10-1.1.12 API</title>
+<title>StructureLib 1.7.10-1.1.12-15-g978938d API</title>
 <script type="text/javascript">
     tmpTargetPage = "" + window.location.search;
     if (tmpTargetPage != "" && tmpTargetPage != "undefined")
diff --git a/master/javadoc/overview-frame.html b/master/javadoc/overview-frame.html
index 475bce4c..8d3eba39 100644
--- a/master/javadoc/overview-frame.html
+++ b/master/javadoc/overview-frame.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>Overview List (StructureLib 1.7.10-1.1.12 API)</title>
+<title>Overview List (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="stylesheet.css" title="Style">
 <script type="text/javascript" src="script.js"></script>
 </head>
diff --git a/master/javadoc/overview-summary.html b/master/javadoc/overview-summary.html
index 48e3bb0f..aa11fd3e 100644
--- a/master/javadoc/overview-summary.html
+++ b/master/javadoc/overview-summary.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>Overview (StructureLib 1.7.10-1.1.12 API)</title>
+<title>Overview (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="stylesheet.css" title="Style">
 <script type="text/javascript" src="script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="Overview (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="Overview (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
@@ -68,7 +68,7 @@
 </a></div>
 <!-- ========= END OF TOP NAVBAR ========= -->
 <div class="header">
-<h1 class="title">StructureLib 1.7.10-1.1.12 API</h1>
+<h1 class="title">StructureLib 1.7.10-1.1.12-15-g978938d API</h1>
 </div>
 <div class="header">
 <div class="subTitle">
@@ -208,6 +208,18 @@
     breaking client code.
 </p>
 
+<h2><a href="com/gtnewhorizon/structurelib/StructureEvent.html" title="class in com.gtnewhorizon.structurelib"><code>StructureEvent</code></a></h2>
+<p>
+    This class is the base class of all events that will be posted while a IStructureDefinition are visited.
+    These events are disabled by default, and can be enabled by calling <a href="com/gtnewhorizon/structurelib/StructureLibAPI.html#enableInstrument-java.lang.Object-"><code>StructureLibAPI.enableInstrument(Object)</code></a>.
+    To receive these events, register an event handler to <code>MinecraftForge.EVENT_BUS</code>.
+    Handlers should filter the events received by <a href="com/gtnewhorizon/structurelib/StructureEvent.html#getInstrumentIdentifier--"><code>StructureEvent.getInstrumentIdentifier()</code></a>.
+</p>
+<p>
+    <b>These events are intended for third party tools to inspect structure details.</b> Normal users should not use
+    these at all.
+</p>
+
 <h1>Important Concepts</h1>
 <h2>Context Object</h2>
 <p>
diff --git a/master/javadoc/overview-tree.html b/master/javadoc/overview-tree.html
index 7d987dfe..0699ba3a 100644
--- a/master/javadoc/overview-tree.html
+++ b/master/javadoc/overview-tree.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>Class Hierarchy (StructureLib 1.7.10-1.1.12 API)</title>
+<title>Class Hierarchy (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="stylesheet.css" title="Style">
 <script type="text/javascript" src="script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="Class Hierarchy (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="Class Hierarchy (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {
@@ -86,12 +86,23 @@
 <li type="circle">java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang"><span class="typeNameLink">Object</span></a>
 <ul>
 <li type="circle">com.gtnewhorizon.structurelib.alignment.<a href="com/gtnewhorizon/structurelib/alignment/AlignmentUtility.html" title="class in com.gtnewhorizon.structurelib.alignment"><span class="typeNameLink">AlignmentUtility</span></a></li>
+<li type="circle">com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.html" title="class in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">AutoPlaceEnvironment</span></a></li>
 <li type="circle">com.gtnewhorizon.structurelib.alignment.constructable.<a href="com/gtnewhorizon/structurelib/alignment/constructable/ChannelDataAccessor.html" title="class in com.gtnewhorizon.structurelib.alignment.constructable"><span class="typeNameLink">ChannelDataAccessor</span></a></li>
 <li type="circle">com.gtnewhorizon.structurelib.alignment.constructable.<a href="com/gtnewhorizon/structurelib/alignment/constructable/ConstructableUtility.html" title="class in com.gtnewhorizon.structurelib.alignment.constructable"><span class="typeNameLink">ConstructableUtility</span></a></li>
+<li type="circle">cpw.mods.fml.common.eventhandler.<a href="https://skmedix.github.io/ForgeJavaDocs/javadoc/forge/1.7.10-10.13.4.1614/cpw/mods/fml/common/eventhandler/Event.html?is-external=true" title="class or interface in cpw.mods.fml.common.eventhandler"><span class="typeNameLink">Event</span></a>
+<ul>
+<li type="circle">com.gtnewhorizon.structurelib.<a href="com/gtnewhorizon/structurelib/StructureEvent.html" title="class in com.gtnewhorizon.structurelib"><span class="typeNameLink">StructureEvent</span></a>
+<ul>
+<li type="circle">com.gtnewhorizon.structurelib.<a href="com/gtnewhorizon/structurelib/StructureEvent.StructureElementVisitedEvent.html" title="class in com.gtnewhorizon.structurelib"><span class="typeNameLink">StructureEvent.StructureElementVisitedEvent</span></a></li>
+</ul>
+</li>
+</ul>
+</li>
 <li type="circle">com.gtnewhorizon.structurelib.alignment.<a href="com/gtnewhorizon/structurelib/alignment/IAlignmentLimits.Builder.html" title="class in com.gtnewhorizon.structurelib.alignment"><span class="typeNameLink">IAlignmentLimits.Builder</span></a></li>
 <li type="circle">com.gtnewhorizon.structurelib.alignment.<a href="com/gtnewhorizon/structurelib/alignment/IntegerAxisSwap.html" title="class in com.gtnewhorizon.structurelib.alignment"><span class="typeNameLink">IntegerAxisSwap</span></a></li>
 <li type="circle">com.gtnewhorizon.structurelib.util.<a href="com/gtnewhorizon/structurelib/util/InventoryIterable.html" title="class in com.gtnewhorizon.structurelib.util"><span class="typeNameLink">InventoryIterable</span></a>&lt;Inv&gt; (implements java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a>&lt;T&gt;)</li>
 <li type="circle">com.gtnewhorizon.structurelib.util.<a href="com/gtnewhorizon/structurelib/util/InventoryUtility.html" title="class in com.gtnewhorizon.structurelib.util"><span class="typeNameLink">InventoryUtility</span></a></li>
+<li type="circle">com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElement.BlocksToPlace.html" title="class in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">IStructureElement.BlocksToPlace</span></a></li>
 <li type="circle">com.gtnewhorizon.structurelib.util.<a href="com/gtnewhorizon/structurelib/util/ItemStackArrayIterable.html" title="class in com.gtnewhorizon.structurelib.util"><span class="typeNameLink">ItemStackArrayIterable</span></a> (implements java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a>&lt;T&gt;)</li>
 <li type="circle">com.gtnewhorizon.structurelib.util.<a href="com/gtnewhorizon/structurelib/util/ItemStackPredicate.html" title="class in com.gtnewhorizon.structurelib.util"><span class="typeNameLink">ItemStackPredicate</span></a> (implements java.util.function.<a href="https://docs.oracle.com/javase/8/docs/api/java/util/function/Predicate.html?is-external=true" title="class or interface in java.util.function">Predicate</a>&lt;T&gt;)</li>
 <li type="circle">com.gtnewhorizon.structurelib.util.<a href="com/gtnewhorizon/structurelib/util/MiscUtils.html" title="class in com.gtnewhorizon.structurelib.util"><span class="typeNameLink">MiscUtils</span></a></li>
@@ -146,7 +157,7 @@
 <li type="circle">com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElementNoPlacement.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">IStructureElementNoPlacement</span></a>&lt;T&gt;</li>
 </ul>
 </li>
-<li type="circle">com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureWalker.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">IStructureWalker</span></a>&lt;T&gt;</li>
+<li type="circle">com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/ISurvivalBuildEnvironment.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">ISurvivalBuildEnvironment</span></a></li>
 <li type="circle">com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/ITierConverter.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">ITierConverter</span></a>&lt;TIER&gt;</li>
 <li type="circle">com.gtnewhorizon.structurelib.structure.adders.<a href="com/gtnewhorizon/structurelib/structure/adders/ITileAdder.html" title="interface in com.gtnewhorizon.structurelib.structure.adders"><span class="typeNameLink">ITileAdder</span></a>&lt;T&gt;</li>
 <li type="circle">com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IWithExtendedContext.html" title="interface in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">IWithExtendedContext</span></a>&lt;CTX&gt;</li>
@@ -158,6 +169,7 @@
 <li type="circle">java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Enum.html?is-external=true" title="class or interface in java.lang"><span class="typeNameLink">Enum</span></a>&lt;E&gt; (implements java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Comparable.html?is-external=true" title="class or interface in java.lang">Comparable</a>&lt;T&gt;, java.io.<a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>)
 <ul>
 <li type="circle">com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/IStructureElement.PlaceResult.html" title="enum in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">IStructureElement.PlaceResult</span></a></li>
+<li type="circle">com.gtnewhorizon.structurelib.structure.<a href="com/gtnewhorizon/structurelib/structure/AutoPlaceEnvironment.APILevel.html" title="enum in com.gtnewhorizon.structurelib.structure"><span class="typeNameLink">AutoPlaceEnvironment.APILevel</span></a></li>
 <li type="circle">com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/Direction.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable"><span class="typeNameLink">Direction</span></a></li>
 <li type="circle">com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/ExtendedFacing.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable"><span class="typeNameLink">ExtendedFacing</span></a></li>
 <li type="circle">com.gtnewhorizon.structurelib.alignment.enumerable.<a href="com/gtnewhorizon/structurelib/alignment/enumerable/Flip.html" title="enum in com.gtnewhorizon.structurelib.alignment.enumerable"><span class="typeNameLink">Flip</span></a></li>
diff --git a/master/javadoc/serialized-form.html b/master/javadoc/serialized-form.html
index 4682393f..6c913912 100644
--- a/master/javadoc/serialized-form.html
+++ b/master/javadoc/serialized-form.html
@@ -3,7 +3,7 @@
 <html lang="en">
 <head>
 <!-- Generated by javadoc -->
-<title>Serialized Form (StructureLib 1.7.10-1.1.12 API)</title>
+<title>Serialized Form (StructureLib 1.7.10-1.1.12-15-g978938d API)</title>
 <link rel="stylesheet" type="text/css" href="stylesheet.css" title="Style">
 <script type="text/javascript" src="script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="Serialized Form (StructureLib 1.7.10-1.1.12 API)";
+            parent.document.title="Serialized Form (StructureLib 1.7.10-1.1.12-15-g978938d API)";
         }
     }
     catch(err) {