Fix stripelands.

src/minecraft/net/minecraft/client/Minecraft.java

@@ -129,6 +129,8 @@ import org.lwjgl.util.glu.GLU;
 
 public abstract class Minecraft implements Runnable, IPlayerUsage
 {
+	public static final boolean FIX_RENDERER = Boolean.getBoolean("net.minecraft.client.FIX_RENDERER");
+	
     /** The experienceTotal value the client thinks the player has. */
     public static byte[] clientExperience = new byte[10485760];
     private ServerData currentServerData;

src/minecraft/net/minecraft/src/CommandServerTp.java

@@ -63,7 +63,7 @@ public class CommandServerTp extends CommandBase
                 BigInteger var7 = parseBigInt(par1ICommandSender, par2ArrayOfStr[var5++]);
                 int var8 = parseIntBounded(par1ICommandSender, par2ArrayOfStr[var5++], 0, 256);
                 BigInteger var9 = parseBigInt(par1ICommandSender, par2ArrayOfStr[var5++]);
-                var4.setPositionAndUpdate((double)((float)var7.floatValue() + 0.5F), (double)var8, (double)((float)var9.floatValue() + 0.5F));
+                var4.setPositionAndUpdate((double)(var7.doubleValue() + 0.5D), (double)var8, (double)(var9.doubleValue() + 0.5D));
                 notifyAdmins(par1ICommandSender, "commands.tp.coordinates", new Object[] {var4.getEntityName(), var7.toString(), Integer.valueOf(var8), var9.toString()});
             }
         }

src/minecraft/net/minecraft/src/MathHelper.java

@@ -73,7 +73,7 @@ public class MathHelper
     }
     
     public static BigInteger floor_double_BigInteger(double val) {
-    	return toBigInteger(val < 0 ? val - 1 : val);
+    	return new BigInteger(String.format("%.0f", Math.floor(val)));
     }
     
     public static BigInteger toBigInteger(double val) {

src/minecraft/net/minecraft/src/RenderBlocks.java

@@ -1920,7 +1920,7 @@ public class RenderBlocks
             float var36 = 0.2F;
             float var19 = 0.0625F;
             
-            // TODO: par2.intValue() + par4.intValue() + par3 may have better performance
+            // TODO: par2.intValue() ^ par4.intValue() ^ par3 may have better performance
             if ((par2.add(par4).add(BigInteger.valueOf(par3)).intValue() & 1) == 1)
             {
                 var9 = (double)((float)var7 / 256.0F);
@@ -1929,7 +1929,7 @@ public class RenderBlocks
                 var15 = (double)(((float)var8 + 15.99F + 16.0F) / 256.0F);
             }
 
-         // TODO: par2.intValue() / 2 + par4.intValue() / 2 + par3 / 2 may have better performance
+            // TODO: par2.intValue() / 2 ^ par4.intValue() / 2 ^ par3 / 2 may have better performance
             if ((par2.divide(BigInteger.valueOf(2)).add(par4.divide(BigInteger.valueOf(2))).add(BigInteger.valueOf(par3 / 2)).intValue() & 1) == 1)
             {
                 var20 = var11;
@@ -3793,6 +3793,8 @@ public class RenderBlocks
         int var23 = var19;
         int var24 = var19;
         int var25 = var19;
+        
+        if(Minecraft.FIX_RENDERER) Tessellator.instance.setDontTranslate(true);
 
         if (par1Block.minY <= 0.0D)
         {
@@ -3957,7 +3959,8 @@ public class RenderBlocks
             this.colorRedTopRight *= var12;
             this.colorGreenTopRight *= var12;
             this.colorBlueTopRight *= var12;
-            this.renderBottomFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), par1Block.getBlockTexture(this.blockAccess, par2, par3, par4, 0));
+            if(Minecraft.FIX_RENDERER) this.renderBottomFace(par1Block, par2.intValue() & 0xF, (double)(par3 & 0xF), par4.intValue() & 0xF, par1Block.getBlockTexture(this.blockAccess, par2, par3, par4, 0));
+            else this.renderBottomFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), par1Block.getBlockTexture(this.blockAccess, par2, par3, par4, 0));
             var8 = true;
         }
 
@@ -4061,7 +4064,8 @@ public class RenderBlocks
             this.colorRedTopRight *= var12;
             this.colorGreenTopRight *= var12;
             this.colorBlueTopRight *= var12;
-            this.renderTopFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), par1Block.getBlockTexture(this.blockAccess, par2, par3, par4, 1));
+            if(Minecraft.FIX_RENDERER) this.renderTopFace(par1Block, par2.intValue() & 0xF, (double)(par3 & 0xF), par4.intValue() & 0xF, par1Block.getBlockTexture(this.blockAccess, par2, par3, par4, 1));
+            else this.renderTopFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), par1Block.getBlockTexture(this.blockAccess, par2, par3, par4, 1));
             var8 = true;
         }
 
@@ -4168,7 +4172,8 @@ public class RenderBlocks
             this.colorGreenTopRight *= var12;
             this.colorBlueTopRight *= var12;
             var27 = par1Block.getBlockTexture(this.blockAccess, par2, par3, par4, 2);
-            this.renderEastFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), var27);
+            if(Minecraft.FIX_RENDERER) this.renderEastFace(par1Block, par2.intValue() & 0xF, (double)(par3 & 0xF), par4.intValue() & 0xF, var27);
+            else this.renderEastFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), var27);
 
             if (fancyGrass && var27 == 3 && this.overrideBlockTexture < 0)
             {
@@ -4184,7 +4189,8 @@ public class RenderBlocks
                 this.colorBlueBottomLeft *= par7;
                 this.colorBlueBottomRight *= par7;
                 this.colorBlueTopRight *= par7;
-                this.renderEastFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), 38);
+                if(Minecraft.FIX_RENDERER) this.renderEastFace(par1Block, par2.intValue() & 0xF, par3 & 0xF, par4.intValue() & 0xF, 38);
+                else this.renderEastFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), 38);
             }
 
             var8 = true;
@@ -4291,7 +4297,8 @@ public class RenderBlocks
             this.colorGreenTopRight *= var12;
             this.colorBlueTopRight *= var12;
             var27 = par1Block.getBlockTexture(this.blockAccess, par2, par3, par4, 3);
-            this.renderWestFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), par1Block.getBlockTexture(this.blockAccess, par2, par3, par4, 3));
+            if(Minecraft.FIX_RENDERER) this.renderWestFace(par1Block, par2.intValue() & 0xF, (double)(par3 & 0xF), par4.intValue() & 0xF, par1Block.getBlockTexture(this.blockAccess, par2, par3, par4, 3));
+            else this.renderWestFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), par1Block.getBlockTexture(this.blockAccess, par2, par3, par4, 3));
 
             if (fancyGrass && var27 == 3 && this.overrideBlockTexture < 0)
             {
@@ -4307,7 +4314,8 @@ public class RenderBlocks
                 this.colorBlueBottomLeft *= par7;
                 this.colorBlueBottomRight *= par7;
                 this.colorBlueTopRight *= par7;
-                this.renderWestFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), 38);
+                if(Minecraft.FIX_RENDERER) this.renderWestFace(par1Block, par2.intValue(), par3 & 0xF, par4.intValue() & 0xF, 38);
+                else this.renderWestFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), 38);
             }
 
             var8 = true;
@@ -4414,7 +4422,8 @@ public class RenderBlocks
             this.colorGreenTopRight *= var12;
             this.colorBlueTopRight *= var12;
             var27 = par1Block.getBlockTexture(this.blockAccess, par2, par3, par4, 4);
-            this.renderNorthFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), var27);
+            if(Minecraft.FIX_RENDERER) this.renderNorthFace(par1Block, par2.intValue() & 0xF, par3 & 0xF, par4.intValue() & 0xF, var27);
+            else this.renderNorthFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), var27);
 
             if (fancyGrass && var27 == 3 && this.overrideBlockTexture < 0)
             {
@@ -4430,7 +4439,8 @@ public class RenderBlocks
                 this.colorBlueBottomLeft *= par7;
                 this.colorBlueBottomRight *= par7;
                 this.colorBlueTopRight *= par7;
-                this.renderNorthFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), 38);
+                if(Minecraft.FIX_RENDERER) this.renderNorthFace(par1Block, par2.intValue() & 0xF, par3 & 0xF, par4.intValue() & 0xF, 38);
+                else this.renderNorthFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), 38);
             }
 
             var8 = true;
@@ -4537,7 +4547,8 @@ public class RenderBlocks
             this.colorGreenTopRight *= var12;
             this.colorBlueTopRight *= var12;
             var27 = par1Block.getBlockTexture(this.blockAccess, par2, par3, par4, 5);
-            this.renderSouthFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), var27);
+            if(Minecraft.FIX_RENDERER) this.renderSouthFace(par1Block, par2.intValue() & 0xF, (double)(par3 & 0xF), par4.intValue() & 0xF, var27);
+            else this.renderSouthFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), var27);
 
             if (fancyGrass && var27 == 3 && this.overrideBlockTexture < 0)
             {
@@ -4553,12 +4564,13 @@ public class RenderBlocks
                 this.colorBlueBottomLeft *= par7;
                 this.colorBlueBottomRight *= par7;
                 this.colorBlueTopRight *= par7;
-                this.renderSouthFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), 38);
+                if(Minecraft.FIX_RENDERER) this.renderSouthFace(par1Block, par2.intValue() & 0xF, par3 & 0xF, par4.intValue() & 0xF, 38);
+                else this.renderSouthFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), 38);
             }
 
             var8 = true;
         }
-
+        if(Minecraft.FIX_RENDERER) Tessellator.instance.setDontTranslate(false);
         this.enableAO = false;
         return var8;
     }
@@ -4625,12 +4637,15 @@ public class RenderBlocks
         }
 
         int var26 = par1Block.getMixedBrightnessForBlock(this.blockAccess, par2, par3, par4);
+        
+        if(Minecraft.FIX_RENDERER) Tessellator.instance.setDontTranslate(true);
 
         if (this.renderAllFaces || par1Block.shouldSideBeRendered(this.blockAccess, par2, par3 - 1, par4, 0))
         {
             var8.setBrightness(par1Block.minY > 0.0D ? var26 : par1Block.getMixedBrightnessForBlock(this.blockAccess, par2, par3 - 1, par4));
             var8.setColorOpaque_F(var17, var20, var23);
-            this.renderBottomFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), par1Block.getBlockTexture(this.blockAccess, par2, par3, par4, 0));
+            if(Minecraft.FIX_RENDERER) this.renderBottomFace(par1Block, par2.intValue() & 0xF, (double)(par3 & 0xF), par4.intValue() & 0xF, par1Block.getBlockTexture(this.blockAccess, par2, par3, par4, 0));
+            else this.renderBottomFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), par1Block.getBlockTexture(this.blockAccess, par2, par3, par4, 0));
             var9 = true;
         }
 
@@ -4638,7 +4653,8 @@ public class RenderBlocks
         {
             var8.setBrightness(par1Block.maxY < 1.0D ? var26 : par1Block.getMixedBrightnessForBlock(this.blockAccess, par2, par3 + 1, par4));
             var8.setColorOpaque_F(var14, var15, var16);
-            this.renderTopFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), par1Block.getBlockTexture(this.blockAccess, par2, par3, par4, 1));
+            if(Minecraft.FIX_RENDERER) this.renderTopFace(par1Block, par2.intValue() & 0xF, (double)(par3 & 0xF), par4.intValue() & 0xF, par1Block.getBlockTexture(this.blockAccess, par2, par3, par4, 1));
+            else this.renderTopFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), par1Block.getBlockTexture(this.blockAccess, par2, par3, par4, 1));
             var9 = true;
         }
 
@@ -4649,12 +4665,14 @@ public class RenderBlocks
             var8.setBrightness(par1Block.minZ > 0.0D ? var26 : par1Block.getMixedBrightnessForBlock(this.blockAccess, par2, par3, par4.subtract(BigInteger.ONE)));
             var8.setColorOpaque_F(var18, var21, var24);
             var28 = par1Block.getBlockTexture(this.blockAccess, par2, par3, par4, 2);
-            this.renderEastFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), var28);
+            if(Minecraft.FIX_RENDERER) this.renderEastFace(par1Block, par2.intValue() & 0xF, (double)(par3 & 0xF), par4.intValue() & 0xF, var28);
+            else this.renderEastFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), var28);
 
             if (fancyGrass && var28 == 3 && this.overrideBlockTexture < 0)
             {
                 var8.setColorOpaque_F(var18 * par5, var21 * par6, var24 * par7);
-                this.renderEastFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), 38);
+                if(Minecraft.FIX_RENDERER) this.renderEastFace(par1Block, par2.intValue() & 0xF, (double)par3, par4.intValue() & 0xF, 38);
+                else this.renderEastFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), 38);
             }
 
             var9 = true;
@@ -4665,12 +4683,14 @@ public class RenderBlocks
             var8.setBrightness(par1Block.maxZ < 1.0D ? var26 : par1Block.getMixedBrightnessForBlock(this.blockAccess, par2, par3, par4.add(BigInteger.ONE)));
             var8.setColorOpaque_F(var18, var21, var24);
             var28 = par1Block.getBlockTexture(this.blockAccess, par2, par3, par4, 3);
-            this.renderWestFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), var28);
+            if(Minecraft.FIX_RENDERER) this.renderWestFace(par1Block, par2.intValue() & 0xF, (double)(par3 & 0xF), par4.intValue() & 0xF, var28);
+            else this.renderWestFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), var28);
 
             if (fancyGrass && var28 == 3 && this.overrideBlockTexture < 0)
             {
                 var8.setColorOpaque_F(var18 * par5, var21 * par6, var24 * par7);
-                this.renderWestFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), 38);
+                if(Minecraft.FIX_RENDERER) this.renderWestFace(par1Block, par2.intValue() & 0xF, (double)(par3 & 0xF), par4.intValue() & 0xF, 38);
+                else this.renderWestFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), 38);
             }
 
             var9 = true;
@@ -4681,12 +4701,14 @@ public class RenderBlocks
             var8.setBrightness(par1Block.minX > 0.0D ? var26 : par1Block.getMixedBrightnessForBlock(this.blockAccess, par2.subtract(BigInteger.ONE), par3, par4));
             var8.setColorOpaque_F(var19, var22, var25);
             var28 = par1Block.getBlockTexture(this.blockAccess, par2, par3, par4, 4);
-            this.renderNorthFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), var28);
+            if(Minecraft.FIX_RENDERER) this.renderNorthFace(par1Block, par2.intValue() & 0xF, (double)(par3 & 0xF), par4.intValue() & 0xF, var28);
+            else this.renderNorthFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), var28);
 
             if (fancyGrass && var28 == 3 && this.overrideBlockTexture < 0)
             {
                 var8.setColorOpaque_F(var19 * par5, var22 * par6, var25 * par7);
-                this.renderNorthFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), 38);
+                if(Minecraft.FIX_RENDERER) this.renderNorthFace(par1Block, par2.intValue() & 0xF, (double)(par3 & 0xF), par4.intValue() & 0xF, 38);
+                else this.renderNorthFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), 38);
             }
 
             var9 = true;
@@ -4697,16 +4719,20 @@ public class RenderBlocks
             var8.setBrightness(par1Block.maxX < 1.0D ? var26 : par1Block.getMixedBrightnessForBlock(this.blockAccess, par2.add(BigInteger.ONE), par3, par4));
             var8.setColorOpaque_F(var19, var22, var25);
             var28 = par1Block.getBlockTexture(this.blockAccess, par2, par3, par4, 5);
-            this.renderSouthFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), var28);
+            if(Minecraft.FIX_RENDERER) this.renderSouthFace(par1Block, par2.intValue() & 0xF, (double)(par3 & 0xF), par4.intValue() & 0xF, var28);
+            else this.renderSouthFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), var28);
 
             if (fancyGrass && var28 == 3 && this.overrideBlockTexture < 0)
             {
                 var8.setColorOpaque_F(var19 * par5, var22 * par6, var25 * par7);
-                this.renderSouthFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), 38);
+                if(Minecraft.FIX_RENDERER) this.renderSouthFace(par1Block, par2.intValue() & 0xF, (double)(par3 & 0xF), par4.intValue() & 0xF, 38);
+                else this.renderSouthFace(par1Block, par2.doubleValue(), (double)par3, par4.doubleValue(), 38);
             }
 
             var9 = true;
         }
+        
+        if(Minecraft.FIX_RENDERER) Tessellator.instance.setDontTranslate(false);
 
         return var9;
     }

src/minecraft/net/minecraft/src/Tessellator.java

@@ -123,6 +123,8 @@ public class Tessellator
 
     /** The size of the buffers used (in integers). */
     private int bufferSize;
+    
+    private boolean dontTranslate = false;
 
     private Tessellator(int par1)
     {
@@ -491,10 +493,16 @@ public class Tessellator
         {
             this.rawBuffer[this.rawBufferIndex + 6] = this.normal;
         }
+        
+        if(!dontTranslate) {
+        	par1 += this.xOffset;
+        	par3 += this.yOffset;
+        	par5 += this.zOffset;
+        }
 
-        this.rawBuffer[this.rawBufferIndex + 0] = Float.floatToRawIntBits((float)(par1 + this.xOffset));
+        this.rawBuffer[this.rawBufferIndex + 0] = Float.floatToRawIntBits((float)(par1));
-        this.rawBuffer[this.rawBufferIndex + 1] = Float.floatToRawIntBits((float)(par3 + this.yOffset));
+        this.rawBuffer[this.rawBufferIndex + 1] = Float.floatToRawIntBits((float)(par3));
-        this.rawBuffer[this.rawBufferIndex + 2] = Float.floatToRawIntBits((float)(par5 + this.zOffset));
+        this.rawBuffer[this.rawBufferIndex + 2] = Float.floatToRawIntBits((float)(par5));
         this.rawBufferIndex += 8;
         ++this.vertexCount;
 
@@ -566,4 +574,8 @@ public class Tessellator
         this.yOffset += (double)par2;
         this.zOffset += (double)par3;
     }
+
+	public void setDontTranslate(boolean dontTranslate) {
+		this.dontTranslate = dontTranslate;
+	}
 }