001package net.minecraft.client.renderer.texturefx;
002
003import cpw.mods.fml.client.FMLTextureFX;
004import cpw.mods.fml.relauncher.Side;
005import cpw.mods.fml.relauncher.SideOnly;
006
007import java.awt.Graphics2D;
008import java.awt.image.BufferedImage;
009import java.awt.image.ImageObserver;
010import java.io.IOException;
011import java.util.logging.Level;
012
013import javax.imageio.ImageIO;
014import net.minecraft.client.Minecraft;
015import net.minecraft.item.Item;
016
017@SideOnly(Side.CLIENT)
018public class TextureWatchFX extends FMLTextureFX
019{
020    /**
021     * Holds the game instance to retrieve information like world provider and time.
022     */
023    private Minecraft mc;
024
025    /** Holds the image of the watch from items.png in rgb format. */
026    private int[] watchIconImageData = new int[256];
027
028    /** Holds the image of the dial.png in rgb format. */
029    private int[] dialImageData = new int[256];
030    private double field_76861_j;
031    private double field_76862_k;
032
033    public TextureWatchFX(Minecraft par1Minecraft)
034    {
035        super(Item.pocketSundial.getIconFromDamage(0));
036        this.mc = par1Minecraft;
037        this.tileImage = 1;
038        setup();
039    }
040
041    @Override
042    public void setup()
043    {
044        super.setup();
045        watchIconImageData = new int[tileSizeSquare];
046        dialImageData = new int[tileSizeSquare];
047
048        try
049        {
050            BufferedImage var2 = ImageIO.read(mc.texturePackList.getSelectedTexturePack().getResourceAsStream("/gui/items.png"));
051            int var3 = this.iconIndex % 16 * tileSizeBase;
052            int var4 = this.iconIndex / 16 * tileSizeBase;
053            var2.getRGB(var3, var4, tileSizeBase, tileSizeBase, this.watchIconImageData, 0, tileSizeBase);
054            var2 = ImageIO.read(mc.texturePackList.getSelectedTexturePack().getResourceAsStream("/misc/dial.png"));
055            if (var2.getWidth() != tileSizeBase)
056            {
057                BufferedImage tmp = new BufferedImage(tileSizeBase, tileSizeBase, 6);
058                Graphics2D gfx = tmp.createGraphics();
059                gfx.drawImage(var2, 0, 0, tileSizeBase, tileSizeBase, 0, 0, var2.getWidth(), var2.getHeight(), (ImageObserver)null);
060                gfx.dispose();
061                var2 = tmp;
062            }
063
064            var2.getRGB(0, 0, tileSizeBase, tileSizeBase, this.dialImageData, 0, tileSizeBase);
065        }
066        catch (Exception var5)
067        {
068            var5.printStackTrace();
069            log.log(Level.WARNING, String.format("A problem occurred with the watch texture: animation will be disabled"), var5);
070            setErrored(true);
071        }
072    }
073
074    public void onTick()
075    {
076        double var1 = 0.0D;
077
078        if (this.mc.theWorld != null && this.mc.thePlayer != null)
079        {
080            float var3 = this.mc.theWorld.getCelestialAngle(1.0F);
081            var1 = (double)(-var3 * (float)Math.PI * 2.0F);
082
083            if (!this.mc.theWorld.provider.isSurfaceWorld())
084            {
085                var1 = Math.random() * Math.PI * 2.0D;
086            }
087        }
088
089        double var22;
090
091        for (var22 = var1 - this.field_76861_j; var22 < -Math.PI; var22 += (Math.PI * 2D))
092        {
093            ;
094        }
095
096        while (var22 >= Math.PI)
097        {
098            var22 -= (Math.PI * 2D);
099        }
100
101        if (var22 < -1.0D)
102        {
103            var22 = -1.0D;
104        }
105
106        if (var22 > 1.0D)
107        {
108            var22 = 1.0D;
109        }
110
111        this.field_76862_k += var22 * 0.1D;
112        this.field_76862_k *= 0.8D;
113        this.field_76861_j += this.field_76862_k;
114        double var5 = Math.sin(this.field_76861_j);
115        double var7 = Math.cos(this.field_76861_j);
116
117        for (int var9 = 0; var9 < tileSizeSquare; ++var9)
118        {
119            int var10 = this.watchIconImageData[var9] >> 24 & 255;
120            int var11 = this.watchIconImageData[var9] >> 16 & 255;
121            int var12 = this.watchIconImageData[var9] >> 8 & 255;
122            int var13 = this.watchIconImageData[var9] >> 0 & 255;
123
124            if (var11 == var13 && var12 == 0 && var13 > 0)
125            {
126                double var14 = -((double)(var9 % tileSizeBase) / tileSizeMask - 0.5D);
127                double var16 = (double)(var9 / tileSizeBase) / tileSizeMask - 0.5D;
128                int var18 = var11;
129                int var19 = (int)((var14 * var7 + var16 * var5 + 0.5D) * tileSizeBase);
130                int var20 = (int)((var16 * var7 - var14 * var5 + 0.5D) * tileSizeBase);
131                int var21 = (var19 & tileSizeMask) + (var20 & tileSizeMask) * tileSizeBase;
132                var10 = this.dialImageData[var21] >> 24 & 255;
133                var11 = (this.dialImageData[var21] >> 16 & 255) * var11 / 255;
134                var12 = (this.dialImageData[var21] >> 8 & 255) * var18 / 255;
135                var13 = (this.dialImageData[var21] >> 0 & 255) * var18 / 255;
136            }
137
138            if (this.anaglyphEnabled)
139            {
140                int var23 = (var11 * 30 + var12 * 59 + var13 * 11) / 100;
141                int var15 = (var11 * 30 + var12 * 70) / 100;
142                int var24 = (var11 * 30 + var13 * 70) / 100;
143                var11 = var23;
144                var12 = var15;
145                var13 = var24;
146            }
147
148            this.imageData[var9 * 4 + 0] = (byte)var11;
149            this.imageData[var9 * 4 + 1] = (byte)var12;
150            this.imageData[var9 * 4 + 2] = (byte)var13;
151            this.imageData[var9 * 4 + 3] = (byte)var10;
152        }
153    }
154}