001 package net.minecraft.src;
002
003 import cpw.mods.fml.client.FMLTextureFX;
004 import cpw.mods.fml.common.Side;
005 import cpw.mods.fml.common.asm.SideOnly;
006
007 @SideOnly(Side.CLIENT)
008 public class TextureWaterFlowFX extends FMLTextureFX
009 {
010 protected float[] field_76880_g = new float[256];
011 protected float[] field_76883_h = new float[256];
012 protected float[] field_76884_i = new float[256];
013 protected float[] field_76881_j = new float[256];
014 private int tickCounter = 0;
015
016 public TextureWaterFlowFX()
017 {
018 super(Block.waterMoving.blockIndexInTexture + 1);
019 this.tileSize = 2;
020 setup();
021 }
022
023 @Override
024 public void setup()
025 {
026 super.setup();
027 field_76880_g = new float[tileSizeSquare];
028 field_76883_h = new float[tileSizeSquare];
029 field_76884_i = new float[tileSizeSquare];
030 field_76881_j = new float[tileSizeSquare];
031 tickCounter = 0;
032 }
033
034 public void onTick()
035 {
036 ++this.tickCounter;
037 int var1;
038 int var2;
039 float var3;
040 int var5;
041 int var6;
042
043 for (var1 = 0; var1 < tileSizeBase; ++var1)
044 {
045 for (var2 = 0; var2 < tileSizeBase; ++var2)
046 {
047 var3 = 0.0F;
048
049 for (int var4 = var2 - 2; var4 <= var2; ++var4)
050 {
051 var5 = var1 & tileSizeMask;
052 var6 = var4 & tileSizeMask;
053 var3 += this.field_76880_g[var5 + var6 * tileSizeBase];
054 }
055
056 this.field_76883_h[var1 + var2 * tileSizeBase] = var3 / 3.2F + this.field_76884_i[var1 + var2 * tileSizeBase] * 0.8F;
057 }
058 }
059
060 for (var1 = 0; var1 < tileSizeBase; ++var1)
061 {
062 for (var2 = 0; var2 < tileSizeBase; ++var2)
063 {
064 this.field_76884_i[var1 + var2 * tileSizeBase] += this.field_76881_j[var1 + var2 * tileSizeBase] * 0.05F;
065
066 if (this.field_76884_i[var1 + var2 * tileSizeBase] < 0.0F)
067 {
068 this.field_76884_i[var1 + var2 * tileSizeBase] = 0.0F;
069 }
070
071 this.field_76881_j[var1 + var2 * tileSizeBase] -= 0.3F;
072
073 if (Math.random() < 0.2D)
074 {
075 this.field_76881_j[var1 + var2 * tileSizeBase] = 0.5F;
076 }
077 }
078 }
079
080 float[] var12 = this.field_76883_h;
081 this.field_76883_h = this.field_76880_g;
082 this.field_76880_g = var12;
083
084 for (var2 = 0; var2 < tileSizeSquare; ++var2)
085 {
086 var3 = this.field_76880_g[var2 - this.tickCounter * tileSizeBase & tileSizeSquareMask];
087
088 if (var3 > 1.0F)
089 {
090 var3 = 1.0F;
091 }
092
093 if (var3 < 0.0F)
094 {
095 var3 = 0.0F;
096 }
097
098 float var13 = var3 * var3;
099 var5 = (int)(32.0F + var13 * 32.0F);
100 var6 = (int)(50.0F + var13 * 64.0F);
101 int var7 = 255;
102 int var8 = (int)(146.0F + var13 * 50.0F);
103
104 if (this.anaglyphEnabled)
105 {
106 int var9 = (var5 * 30 + var6 * 59 + var7 * 11) / 100;
107 int var10 = (var5 * 30 + var6 * 70) / 100;
108 int var11 = (var5 * 30 + var7 * 70) / 100;
109 var5 = var9;
110 var6 = var10;
111 var7 = var11;
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] = (byte)var8;
118 }
119 }
120 }