From f5bbe9d2dab65877d2b46fc541a0347240565d8d Mon Sep 17 00:00:00 2001
From: Chicken Bones <mehvids@gmail.com>
Date: Tue, 10 Sep 2013 18:22:44 +1000
Subject: [PATCH] Optimised render transformations. Added documentation to
 ExtendedMOP.dist Added expand function to CCModel.

---
 codechicken/lib/raytracer/ExtendedMOP.java  |  3 +++
 codechicken/lib/render/CCModel.java         | 11 +++++++++++
 codechicken/lib/vec/TransformationList.java | 11 +++++++----
 3 files changed, 21 insertions(+), 4 deletions(-)

diff --git a/codechicken/lib/raytracer/ExtendedMOP.java b/codechicken/lib/raytracer/ExtendedMOP.java
index 029e19e..ddff053 100644
--- a/codechicken/lib/raytracer/ExtendedMOP.java
+++ b/codechicken/lib/raytracer/ExtendedMOP.java
@@ -7,6 +7,9 @@ import net.minecraft.util.Vec3;
 public class ExtendedMOP extends MovingObjectPosition implements Comparable<ExtendedMOP>
 {
     public Object data;
+    /**
+     * The square distance from the start of the raytrace.
+     */
     public double dist;
     
     public ExtendedMOP(Entity entity, Object data)
diff --git a/codechicken/lib/render/CCModel.java b/codechicken/lib/render/CCModel.java
index 8687cc9..57c4905 100644
--- a/codechicken/lib/render/CCModel.java
+++ b/codechicken/lib/render/CCModel.java
@@ -355,6 +355,17 @@ public class CCModel
         return this;
     }
     
+    public CCModel expand(int extraVerts)
+    {
+        int newLen = verts.length+extraVerts;
+        verts = Arrays.copyOf(verts, newLen);
+        if(normals != null)
+            normals = Arrays.copyOf(normals, newLen);
+        if(colours != null)
+            colours = Arrays.copyOf(colours, newLen);
+        return this;
+    }
+    
     public void render()
     {
         render(0, verts.length, null, null, null);
diff --git a/codechicken/lib/vec/TransformationList.java b/codechicken/lib/vec/TransformationList.java
index 92bbcf7..4b383ea 100644
--- a/codechicken/lib/vec/TransformationList.java
+++ b/codechicken/lib/vec/TransformationList.java
@@ -51,8 +51,8 @@ public class TransformationList extends Transformation
         if(mat != null)
             mat.apply(vec);
         else
-            for(Transformation t : transformations)
-                t.apply(vec);
+            for(int i = 0; i < transformations.size(); i++)
+                transformations.get(i).apply(vec);
     }
     
     @Override
@@ -61,8 +61,8 @@ public class TransformationList extends Transformation
         if(mat != null)
             mat.applyN(normal);
         else
-            for(Transformation t : transformations)
-                t.applyN(normal);
+            for(int i = 0; i < transformations.size(); i++)
+                transformations.get(i).applyN(normal);
     }
 
     @Override
@@ -129,6 +129,9 @@ public class TransformationList extends Transformation
             transformations = newList;
             mat = null;
         }
+        
+        if(transformations.size() > 3 && mat == null)
+            compile();
     }
     
     @Override