001package net.minecraft.client.particle;
002
003import cpw.mods.fml.relauncher.Side;
004import cpw.mods.fml.relauncher.SideOnly;
005import net.minecraft.client.renderer.Tessellator;
006import net.minecraft.entity.player.EntityPlayer;
007import net.minecraft.world.World;
008
009@SideOnly(Side.CLIENT)
010public class EntityCloudFX extends EntityFX
011{
012    float field_70569_a;
013
014    public EntityCloudFX(World par1World, double par2, double par4, double par6, double par8, double par10, double par12)
015    {
016        super(par1World, par2, par4, par6, 0.0D, 0.0D, 0.0D);
017        float var14 = 2.5F;
018        this.motionX *= 0.10000000149011612D;
019        this.motionY *= 0.10000000149011612D;
020        this.motionZ *= 0.10000000149011612D;
021        this.motionX += par8;
022        this.motionY += par10;
023        this.motionZ += par12;
024        this.particleRed = this.particleGreen = this.particleBlue = 1.0F - (float)(Math.random() * 0.30000001192092896D);
025        this.particleScale *= 0.75F;
026        this.particleScale *= var14;
027        this.field_70569_a = this.particleScale;
028        this.particleMaxAge = (int)(8.0D / (Math.random() * 0.8D + 0.3D));
029        this.particleMaxAge = (int)((float)this.particleMaxAge * var14);
030        this.noClip = false;
031    }
032
033    public void renderParticle(Tessellator par1Tessellator, float par2, float par3, float par4, float par5, float par6, float par7)
034    {
035        float var8 = ((float)this.particleAge + par2) / (float)this.particleMaxAge * 32.0F;
036
037        if (var8 < 0.0F)
038        {
039            var8 = 0.0F;
040        }
041
042        if (var8 > 1.0F)
043        {
044            var8 = 1.0F;
045        }
046
047        this.particleScale = this.field_70569_a * var8;
048        super.renderParticle(par1Tessellator, par2, par3, par4, par5, par6, par7);
049    }
050
051    /**
052     * Called to update the entity's position/logic.
053     */
054    public void onUpdate()
055    {
056        this.prevPosX = this.posX;
057        this.prevPosY = this.posY;
058        this.prevPosZ = this.posZ;
059
060        if (this.particleAge++ >= this.particleMaxAge)
061        {
062            this.setDead();
063        }
064
065        this.setParticleTextureIndex(7 - this.particleAge * 8 / this.particleMaxAge);
066        this.moveEntity(this.motionX, this.motionY, this.motionZ);
067        this.motionX *= 0.9599999785423279D;
068        this.motionY *= 0.9599999785423279D;
069        this.motionZ *= 0.9599999785423279D;
070        EntityPlayer var1 = this.worldObj.getClosestPlayerToEntity(this, 2.0D);
071
072        if (var1 != null && this.posY > var1.boundingBox.minY)
073        {
074            this.posY += (var1.boundingBox.minY - this.posY) * 0.2D;
075            this.motionY += (var1.motionY - this.motionY) * 0.2D;
076            this.setPosition(this.posX, this.posY, this.posZ);
077        }
078
079        if (this.onGround)
080        {
081            this.motionX *= 0.699999988079071D;
082            this.motionZ *= 0.699999988079071D;
083        }
084    }
085}