From c87aa67a8a99ab9ff7a504303ddd0a629ef94c7e Mon Sep 17 00:00:00 2001
From: Ben Staddon <bs2609@users.noreply.github.com>
Date: Sat, 4 Nov 2017 05:51:53 +0000
Subject: [PATCH] Recalculate chunk heightmap minimum (MC-117412) (#3888)

---
 .../net/minecraft/world/chunk/Chunk.java.patch         | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/patches/minecraft/net/minecraft/world/chunk/Chunk.java.patch b/patches/minecraft/net/minecraft/world/chunk/Chunk.java.patch
index 02f3a1fd77..5a1febade3 100644
--- a/patches/minecraft/net/minecraft/world/chunk/Chunk.java.patch
+++ b/patches/minecraft/net/minecraft/world/chunk/Chunk.java.patch
@@ -283,7 +283,15 @@
              {
                  this.field_76637_e.func_175664_x(blockpos$mutableblockpos);
              }
-@@ -1476,4 +1495,34 @@
+@@ -1407,6 +1426,7 @@
+         else
+         {
+             System.arraycopy(p_177420_1_, 0, this.field_76634_f, 0, this.field_76634_f.length);
++            this.field_82912_p = com.google.common.primitives.Ints.min(this.field_76634_f); // Forge: update min height value (MC-117412)
+         }
+     }
+ 
+@@ -1476,4 +1496,34 @@
          QUEUED,
          CHECK;
      }