From a31607ae7d0214101679a1ecf1ae8032a5257eda Mon Sep 17 00:00:00 2001
From: Christian <cpw@weeksfamily.ca>
Date: Tue, 9 Apr 2013 21:20:31 -0400
Subject: [PATCH] Fix compilation derp, and clean up rotation helper.

---
 .../fml/client/OpenGL43TextureHelper.java     |  1 -
 client/cpw/mods/fml/client/TextureHelper.java | 26 ++++++++++++-------
 2 files changed, 16 insertions(+), 11 deletions(-)

diff --git a/client/cpw/mods/fml/client/OpenGL43TextureHelper.java b/client/cpw/mods/fml/client/OpenGL43TextureHelper.java
index 17b83a11a9..994dc34cf1 100644
--- a/client/cpw/mods/fml/client/OpenGL43TextureHelper.java
+++ b/client/cpw/mods/fml/client/OpenGL43TextureHelper.java
@@ -1,7 +1,6 @@
 package cpw.mods.fml.client;
 
 import org.lwjgl.opengl.GL11;
-import org.lwjgl.opengl.GL43;
 
 import net.minecraft.client.renderer.texture.Texture;
 import net.minecraft.client.renderer.texture.TextureStitched;
diff --git a/client/cpw/mods/fml/client/TextureHelper.java b/client/cpw/mods/fml/client/TextureHelper.java
index 1bbeb80395..358b965f2a 100644
--- a/client/cpw/mods/fml/client/TextureHelper.java
+++ b/client/cpw/mods/fml/client/TextureHelper.java
@@ -41,20 +41,26 @@ public abstract class TextureHelper {
         ByteBuffer other = ByteBuffer.allocateDirect(buffer.capacity());
         other.position(0);
 
-        for (int k = 0; k < texture.func_94276_e(); ++k)
+        int texHeight = texture.func_94276_e();
+        int texWidth = texture.func_94275_d();
+
+        for (int row = 0; row < texHeight; ++row)
         {
-            int l = texture.func_94276_e() - k - 1;
-            int i1 = k * texture.func_94275_d() * 4;
+            int targCol = texHeight - row - 1;
+            int srcRowOffset = row * texWidth;
 
-            for (int k1 = 0; k1 < texture.func_94275_d(); ++k1)
+            for (int col = 0; col < texWidth; ++col)
             {
-                int l1 = k1 * texture.func_94276_e() * 4 + l * 4;
-                int i2 = i1 + k1 * 4;
+                int targIndex = col * texHeight + targCol;
+                int srcIndex = srcRowOffset + col;
 
-                other.put(l1 + 0, bytebuffer.get(i2 + 0));
-                other.put(l1 + 1, bytebuffer.get(i2 + 1));
-                other.put(l1 + 2, bytebuffer.get(i2 + 2));
-                other.put(l1 + 3, bytebuffer.get(i2 + 3));
+                srcIndex <<=2;
+                targIndex <<=2;
+
+                other.put(targIndex + 0, bytebuffer.get(srcIndex + 0));
+                other.put(targIndex + 1, bytebuffer.get(srcIndex + 1));
+                other.put(targIndex + 2, bytebuffer.get(srcIndex + 2));
+                other.put(targIndex + 3, bytebuffer.get(srcIndex + 3));
             }
         }
         buffer.position(0);