    001package net.minecraft.client.particle;
    002
    003import cpw.mods.fml.relauncher.Side;
    004import cpw.mods.fml.relauncher.SideOnly;
    005import net.minecraft.block.material.Material;
    006import net.minecraft.util.MathHelper;
    007import net.minecraft.world.World;
    008
    009@SideOnly(Side.CLIENT)
    010public class EntityBubbleFX extends EntityFX
    011{
    012    public EntityBubbleFX(World par1World, double par2, double par4, double par6, double par8, double par10, double par12)
    013    {
    014        super(par1World, par2, par4, par6, par8, par10, par12);
    015        this.particleRed = 1.0F;
    016        this.particleGreen = 1.0F;
    017        this.particleBlue = 1.0F;
    018        this.setParticleTextureIndex(32);
    019        this.setSize(0.02F, 0.02F);
    020        this.particleScale *= this.rand.nextFloat() * 0.6F + 0.2F;
    021        this.motionX = par8 * 0.20000000298023224D + (double)((float)(Math.random() * 2.0D - 1.0D) * 0.02F);
    022        this.motionY = par10 * 0.20000000298023224D + (double)((float)(Math.random() * 2.0D - 1.0D) * 0.02F);
    023        this.motionZ = par12 * 0.20000000298023224D + (double)((float)(Math.random() * 2.0D - 1.0D) * 0.02F);
    024        this.particleMaxAge = (int)(8.0D / (Math.random() * 0.8D + 0.2D));
    025    }
    026
    027    /**
    028     * Called to update the entity's position/logic.
    029     */
    030    public void onUpdate()
    031    {
    032        this.prevPosX = this.posX;
    033        this.prevPosY = this.posY;
    034        this.prevPosZ = this.posZ;
    035        this.motionY += 0.002D;
    036        this.moveEntity(this.motionX, this.motionY, this.motionZ);
    037        this.motionX *= 0.8500000238418579D;
    038        this.motionY *= 0.8500000238418579D;
    039        this.motionZ *= 0.8500000238418579D;
    040
    041        if (this.worldObj.getBlockMaterial(MathHelper.floor_double(this.posX), MathHelper.floor_double(this.posY), MathHelper.floor_double(this.posZ)) != Material.water)
    042        {
    043            this.setDead();
    044        }
    045
    046        if (this.particleMaxAge-- <= 0)
    047        {
    048            this.setDead();
    049        }
    050    }
    051}