001package net.minecraft.client.particle;
002
003import cpw.mods.fml.relauncher.Side;
004import cpw.mods.fml.relauncher.SideOnly;
005import net.minecraft.block.Block;
006import net.minecraft.client.renderer.Tessellator;
007import net.minecraft.world.World;
008
009@SideOnly(Side.CLIENT)
010public class EntityDiggingFX extends EntityFX
011{
012    private Block blockInstance;
013    private int side;
014
015    public EntityDiggingFX(World par1World, double par2, double par4, double par6, double par8, double par10, double par12, Block par14Block, int par15, int par16)
016    {
017        super(par1World, par2, par4, par6, par8, par10, par12);
018        this.blockInstance = par14Block;
019        this.setParticleTextureIndex(par14Block.getBlockTextureFromSideAndMetadata(par15, par16));
020        this.particleGravity = par14Block.blockParticleGravity;
021        this.particleRed = this.particleGreen = this.particleBlue = 0.6F;
022        this.particleScale /= 2.0F;
023        this.side = par15;
024    }
025
026    public EntityDiggingFX func_70596_a(int par1, int par2, int par3)
027    {
028        if (this.blockInstance == Block.grass && this.side != 1)
029        {
030            return this;
031        }
032        else
033        {
034            int var4 = this.blockInstance.colorMultiplier(this.worldObj, par1, par2, par3);
035            this.particleRed *= (float)(var4 >> 16 & 255) / 255.0F;
036            this.particleGreen *= (float)(var4 >> 8 & 255) / 255.0F;
037            this.particleBlue *= (float)(var4 & 255) / 255.0F;
038            return this;
039        }
040    }
041
042    /**
043     * Creates a new EntityDiggingFX with the block render color applied to the base particle color
044     */
045    public EntityDiggingFX applyRenderColor(int par1)
046    {
047        if (this.blockInstance == Block.grass)
048        {
049            return this;
050        }
051        else
052        {
053            int var2 = this.blockInstance.getRenderColor(par1);
054            this.particleRed *= (float)(var2 >> 16 & 255) / 255.0F;
055            this.particleGreen *= (float)(var2 >> 8 & 255) / 255.0F;
056            this.particleBlue *= (float)(var2 & 255) / 255.0F;
057            return this;
058        }
059    }
060
061    public int getFXLayer()
062    {
063        return 1;
064    }
065
066    public void renderParticle(Tessellator par1Tessellator, float par2, float par3, float par4, float par5, float par6, float par7)
067    {
068        float var8 = ((float)(this.getParticleTextureIndex() % 16) + this.particleTextureJitterX / 4.0F) / 16.0F;
069        float var9 = var8 + 0.015609375F;
070        float var10 = ((float)(this.getParticleTextureIndex() / 16) + this.particleTextureJitterY / 4.0F) / 16.0F;
071        float var11 = var10 + 0.015609375F;
072        float var12 = 0.1F * this.particleScale;
073        float var13 = (float)(this.prevPosX + (this.posX - this.prevPosX) * (double)par2 - interpPosX);
074        float var14 = (float)(this.prevPosY + (this.posY - this.prevPosY) * (double)par2 - interpPosY);
075        float var15 = (float)(this.prevPosZ + (this.posZ - this.prevPosZ) * (double)par2 - interpPosZ);
076        float var16 = 1.0F;
077        par1Tessellator.setColorOpaque_F(var16 * this.particleRed, var16 * this.particleGreen, var16 * this.particleBlue);
078        par1Tessellator.addVertexWithUV((double)(var13 - par3 * var12 - par6 * var12), (double)(var14 - par4 * var12), (double)(var15 - par5 * var12 - par7 * var12), (double)var8, (double)var11);
079        par1Tessellator.addVertexWithUV((double)(var13 - par3 * var12 + par6 * var12), (double)(var14 + par4 * var12), (double)(var15 - par5 * var12 + par7 * var12), (double)var8, (double)var10);
080        par1Tessellator.addVertexWithUV((double)(var13 + par3 * var12 + par6 * var12), (double)(var14 + par4 * var12), (double)(var15 + par5 * var12 + par7 * var12), (double)var9, (double)var10);
081        par1Tessellator.addVertexWithUV((double)(var13 + par3 * var12 - par6 * var12), (double)(var14 - par4 * var12), (double)(var15 + par5 * var12 - par7 * var12), (double)var9, (double)var11);
082    }
083}