    001    package net.minecraft.client.particle;
    002
    003    import cpw.mods.fml.common.Side;
    004    import cpw.mods.fml.common.asm.SideOnly;
    005    import net.minecraft.block.BlockFluid;
    006    import net.minecraft.block.material.Material;
    007    import net.minecraft.util.MathHelper;
    008    import net.minecraft.world.World;
    009
    010    @SideOnly(Side.CLIENT)
    011    public class EntityRainFX extends EntityFX
    012    {
    013        public EntityRainFX(World par1World, double par2, double par4, double par6)
    014        {
    015            super(par1World, par2, par4, par6, 0.0D, 0.0D, 0.0D);
    016            this.motionX *= 0.30000001192092896D;
    017            this.motionY = (double)((float)Math.random() * 0.2F + 0.1F);
    018            this.motionZ *= 0.30000001192092896D;
    019            this.particleRed = 1.0F;
    020            this.particleGreen = 1.0F;
    021            this.particleBlue = 1.0F;
    022            this.setParticleTextureIndex(19 + this.rand.nextInt(4));
    023            this.setSize(0.01F, 0.01F);
    024            this.particleGravity = 0.06F;
    025            this.particleMaxAge = (int)(8.0D / (Math.random() * 0.8D + 0.2D));
    026        }
    027
    028        /**
    029         * Called to update the entity's position/logic.
    030         */
    031        public void onUpdate()
    032        {
    033            this.prevPosX = this.posX;
    034            this.prevPosY = this.posY;
    035            this.prevPosZ = this.posZ;
    036            this.motionY -= (double)this.particleGravity;
    037            this.moveEntity(this.motionX, this.motionY, this.motionZ);
    038            this.motionX *= 0.9800000190734863D;
    039            this.motionY *= 0.9800000190734863D;
    040            this.motionZ *= 0.9800000190734863D;
    041
    042            if (this.particleMaxAge-- <= 0)
    043            {
    044                this.setDead();
    045            }
    046
    047            if (this.onGround)
    048            {
    049                if (Math.random() < 0.5D)
    050                {
    051                    this.setDead();
    052                }
    053
    054                this.motionX *= 0.699999988079071D;
    055                this.motionZ *= 0.699999988079071D;
    056            }
    057
    058            Material var1 = this.worldObj.getBlockMaterial(MathHelper.floor_double(this.posX), MathHelper.floor_double(this.posY), MathHelper.floor_double(this.posZ));
    059
    060            if (var1.isLiquid() || var1.isSolid())
    061            {
    062                double var2 = (double)((float)(MathHelper.floor_double(this.posY) + 1) - BlockFluid.getFluidHeightPercent(this.worldObj.getBlockMetadata(MathHelper.floor_double(this.posX), MathHelper.floor_double(this.posY), MathHelper.floor_double(this.posZ))));
    063
    064                if (this.posY < var2)
    065                {
    066                    this.setDead();
    067                }
    068            }
    069        }
    070    }