001 package net.minecraft.client.renderer.texturefx;
002
003 import cpw.mods.fml.client.FMLTextureFX;
004 import cpw.mods.fml.relauncher.Side;
005 import cpw.mods.fml.relauncher.SideOnly;
006 import net.minecraft.block.Block;
007 import net.minecraft.util.MathHelper;
008
009 @SideOnly(Side.CLIENT)
010 public class TextureLavaFlowFX extends FMLTextureFX
011 {
012 protected float[] field_76871_g = new float[256];
013 protected float[] field_76874_h = new float[256];
014 protected float[] field_76875_i = new float[256];
015 protected float[] field_76872_j = new float[256];
016 int field_76873_k = 0;
017
018 public TextureLavaFlowFX()
019 {
020 super(Block.lavaMoving.blockIndexInTexture + 1);
021 this.tileSize = 2;
022 setup();
023 }
024
025 @Override
026 public void setup()
027 {
028 super.setup();
029 field_76871_g = new float[tileSizeSquare];
030 field_76874_h = new float[tileSizeSquare];
031 field_76875_i = new float[tileSizeSquare];
032 field_76872_j = new float[tileSizeSquare];
033 field_76873_k = 0;
034 }
035
036 public void onTick()
037 {
038 ++this.field_76873_k;
039 int var2;
040 float var3;
041 int var5;
042 int var6;
043 int var7;
044 int var8;
045 int var9;
046
047 for (int var1 = 0; var1 < tileSizeBase; ++var1)
048 {
049 for (var2 = 0; var2 < tileSizeBase; ++var2)
050 {
051 var3 = 0.0F;
052 int var4 = (int)(MathHelper.sin((float)var2 * (float)Math.PI * 2.0F / 16.0F) * 1.2F);
053 var5 = (int)(MathHelper.sin((float)var1 * (float)Math.PI * 2.0F / 16.0F) * 1.2F);
054
055 for (var6 = var1 - 1; var6 <= var1 + 1; ++var6)
056 {
057 for (var7 = var2 - 1; var7 <= var2 + 1; ++var7)
058 {
059 var8 = var6 + var4 & tileSizeMask;
060 var9 = var7 + var5 & tileSizeMask;
061 var3 += this.field_76871_g[var8 + var9 * tileSizeBase];
062 }
063 }
064
065 this.field_76874_h[var1 + var2 * tileSizeBase] = var3 / 10.0F + (this.field_76875_i[(var1 + 0 & tileSizeMask) + (var2 + 0 & tileSizeMask) * tileSizeBase] + this.field_76875_i[(var1 + 1 & tileSizeMask) + (var2 + 0 & tileSizeMask) * tileSizeBase] + this.field_76875_i[(var1 + 1 & tileSizeMask) + (var2 + 1 & tileSizeMask) * tileSizeBase] + this.field_76875_i[(var1 + 0 & tileSizeMask) + (var2 + 1 & tileSizeMask) * tileSizeBase]) / 4.0F * 0.8F;
066 this.field_76875_i[var1 + var2 * tileSizeBase] += this.field_76872_j[var1 + var2 * tileSizeBase] * 0.01F;
067
068 if (this.field_76875_i[var1 + var2 * tileSizeBase] < 0.0F)
069 {
070 this.field_76875_i[var1 + var2 * tileSizeBase] = 0.0F;
071 }
072
073 this.field_76872_j[var1 + var2 * tileSizeBase] -= 0.06F;
074
075 if (Math.random() < 0.005D)
076 {
077 this.field_76872_j[var1 + var2 * tileSizeBase] = 1.5F;
078 }
079 }
080 }
081
082 float[] var11 = this.field_76874_h;
083 this.field_76874_h = this.field_76871_g;
084 this.field_76871_g = var11;
085
086 for (var2 = 0; var2 < tileSizeSquare; ++var2)
087 {
088 var3 = this.field_76871_g[(var2 - this.field_76873_k / 3 * tileSizeBase) & tileSizeSquareMask] * 2.0F;
089
090 if (var3 > 1.0F)
091 {
092 var3 = 1.0F;
093 }
094
095 if (var3 < 0.0F)
096 {
097 var3 = 0.0F;
098 }
099
100 var5 = (int)(var3 * 100.0F + 155.0F);
101 var6 = (int)(var3 * var3 * 255.0F);
102 var7 = (int)(var3 * var3 * var3 * var3 * 128.0F);
103
104 if (this.anaglyphEnabled)
105 {
106 var8 = (var5 * 30 + var6 * 59 + var7 * 11) / 100;
107 var9 = (var5 * 30 + var6 * 70) / 100;
108 int var10 = (var5 * 30 + var7 * 70) / 100;
109 var5 = var8;
110 var6 = var9;
111 var7 = var10;
112 }
113
114 this.imageData[var2 * 4 + 0] = (byte)var5;
115 this.imageData[var2 * 4 + 1] = (byte)var6;
116 this.imageData[var2 * 4 + 2] = (byte)var7;
117 this.imageData[var2 * 4 + 3] = -1;
118 }
119 }
120 }