    001package net.minecraft.client.particle;
    002
    003import cpw.mods.fml.relauncher.Side;
    004import cpw.mods.fml.relauncher.SideOnly;
    005import net.minecraft.block.BlockFluid;
    006import net.minecraft.block.material.Material;
    007import net.minecraft.util.MathHelper;
    008import net.minecraft.world.World;
    009
    010@SideOnly(Side.CLIENT)
    011public 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 material = this.worldObj.getBlockMaterial(MathHelper.floor_double(this.posX), MathHelper.floor_double(this.posY), MathHelper.floor_double(this.posZ));
    059
    060        if (material.isLiquid() || material.isSolid())
    061        {
    062            double d0 = (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 < d0)
    065            {
    066                this.setDead();
    067            }
    068        }
    069    }
    070}