package codechicken.core.featurehack.mc;
import codechicken.lib.colour.ColourRGBA;
import codechicken.lib.render.TextureFX;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
@SideOnly(Side.CLIENT)
public class TextureWaterFlowFX extends TextureFX
{
protected float[] field_76880_g = new float[256];
protected float[] field_76883_h = new float[256];
protected float[] field_76884_i = new float[256];
protected float[] field_76881_j = new float[256];
private int tickCounter = 0;
//shadow
public int tileSizeBase = 16;
public int tileSizeSquare = 256;
public int tileSizeMask = 15;
public int tileSizeSquareMask = 255;
public TextureWaterFlowFX()
{
super(32, "water_flow_fx");
}
@Override
public void setup()
{
super.setup();
field_76880_g = new float[tileSizeSquare];
field_76883_h = new float[tileSizeSquare];
field_76884_i = new float[tileSizeSquare];
field_76881_j = new float[tileSizeSquare];
tickCounter = 0;
}
public void onTick()
{
++this.tickCounter;
int var1;
int var2;
float var3;
int var5;
int var6;
for (var1 = 0; var1 < tileSizeBase; ++var1)
{
for (var2 = 0; var2 < tileSizeBase; ++var2)
{
var3 = 0.0F;
for (int var4 = var2 - 2; var4 <= var2; ++var4)
{
var5 = var1 & tileSizeMask;
var6 = var4 & tileSizeMask;
var3 += this.field_76880_g[var5 + var6 * tileSizeBase];
}
this.field_76883_h[var1 + var2 * tileSizeBase] = var3 / 3.2F + this.field_76884_i[var1 + var2 * tileSizeBase] * 0.8F;
}
}
for (var1 = 0; var1 < tileSizeBase; ++var1)
{
for (var2 = 0; var2 < tileSizeBase; ++var2)
{
this.field_76884_i[var1 + var2 * tileSizeBase] += this.field_76881_j[var1 + var2 * tileSizeBase] * 0.05F;
if (this.field_76884_i[var1 + var2 * tileSizeBase] < 0.0F)
{
this.field_76884_i[var1 + var2 * tileSizeBase] = 0.0F;
}
this.field_76881_j[var1 + var2 * tileSizeBase] -= 0.3F;
if (Math.random() < 0.2D)
{
this.field_76881_j[var1 + var2 * tileSizeBase] = 0.5F;
}
}
}
float[] var12 = this.field_76883_h;
this.field_76883_h = this.field_76880_g;
this.field_76880_g = var12;
for (var2 = 0; var2 < tileSizeSquare; ++var2)
{
var3 = this.field_76880_g[var2 - this.tickCounter * tileSizeBase & tileSizeSquareMask];
if (var3 > 1.0F)
{
var3 = 1.0F;
}
if (var3 < 0.0F)
{
var3 = 0.0F;
}
float var13 = var3 * var3;
var5 = (int)(32.0F + var13 * 32.0F);
var6 = (int)(50.0F + var13 * 64.0F);
int var7 = 255;
int var8 = (int)(146.0F + var13 * 50.0F);
if (this.anaglyphEnabled)
{
int var9 = (var5 * 30 + var6 * 59 + var7 * 11) / 100;
int var10 = (var5 * 30 + var6 * 70) / 100;
int var11 = (var5 * 30 + var7 * 70) / 100;
var5 = var9;
var6 = var10;
var7 = var11;
}
int px = var2&tileSizeMask;
int py = var2/tileSizeBase;
writeColour(px, py, var5, var6, var7, var8);
writeColour(px+16, py, var5, var6, var7, var8);
writeColour(px, py+16, var5, var6, var7, var8);
writeColour(px+16, py+16, var5, var6, var7, var8);
}
}
private void writeColour(int px, int py, int var5, int var6, int var7, int var8)
{
imageData[py*32+px] = new ColourRGBA(var5, var6, var7, var8).argb();
}
}