001    package net.minecraft.client.particle;
002    
003    import cpw.mods.fml.relauncher.Side;
004    import cpw.mods.fml.relauncher.SideOnly;
005    import net.minecraft.client.renderer.Tessellator;
006    import net.minecraft.world.World;
007    
008    @SideOnly(Side.CLIENT)
009    public class EntityCritFX extends EntityFX
010    {
011        float field_70561_a;
012    
013        public EntityCritFX(World par1World, double par2, double par4, double par6, double par8, double par10, double par12)
014        {
015            this(par1World, par2, par4, par6, par8, par10, par12, 1.0F);
016        }
017    
018        public EntityCritFX(World par1World, double par2, double par4, double par6, double par8, double par10, double par12, float par14)
019        {
020            super(par1World, par2, par4, par6, 0.0D, 0.0D, 0.0D);
021            this.motionX *= 0.10000000149011612D;
022            this.motionY *= 0.10000000149011612D;
023            this.motionZ *= 0.10000000149011612D;
024            this.motionX += par8 * 0.4D;
025            this.motionY += par10 * 0.4D;
026            this.motionZ += par12 * 0.4D;
027            this.particleRed = this.particleGreen = this.particleBlue = (float)(Math.random() * 0.30000001192092896D + 0.6000000238418579D);
028            this.particleScale *= 0.75F;
029            this.particleScale *= par14;
030            this.field_70561_a = this.particleScale;
031            this.particleMaxAge = (int)(6.0D / (Math.random() * 0.8D + 0.6D));
032            this.particleMaxAge = (int)((float)this.particleMaxAge * par14);
033            this.noClip = false;
034            this.setParticleTextureIndex(65);
035            this.onUpdate();
036        }
037    
038        public void renderParticle(Tessellator par1Tessellator, float par2, float par3, float par4, float par5, float par6, float par7)
039        {
040            float var8 = ((float)this.particleAge + par2) / (float)this.particleMaxAge * 32.0F;
041    
042            if (var8 < 0.0F)
043            {
044                var8 = 0.0F;
045            }
046    
047            if (var8 > 1.0F)
048            {
049                var8 = 1.0F;
050            }
051    
052            this.particleScale = this.field_70561_a * var8;
053            super.renderParticle(par1Tessellator, par2, par3, par4, par5, par6, par7);
054        }
055    
056        /**
057         * Called to update the entity's position/logic.
058         */
059        public void onUpdate()
060        {
061            this.prevPosX = this.posX;
062            this.prevPosY = this.posY;
063            this.prevPosZ = this.posZ;
064    
065            if (this.particleAge++ >= this.particleMaxAge)
066            {
067                this.setDead();
068            }
069    
070            this.moveEntity(this.motionX, this.motionY, this.motionZ);
071            this.particleGreen = (float)((double)this.particleGreen * 0.96D);
072            this.particleBlue = (float)((double)this.particleBlue * 0.9D);
073            this.motionX *= 0.699999988079071D;
074            this.motionY *= 0.699999988079071D;
075            this.motionZ *= 0.699999988079071D;
076            this.motionY -= 0.019999999552965164D;
077    
078            if (this.onGround)
079            {
080                this.motionX *= 0.699999988079071D;
081                this.motionZ *= 0.699999988079071D;
082            }
083        }
084    }