/**
 * Copyright (c) 2011-2015, SpaceToad and the BuildCraft Team
 * http://www.mod-buildcraft.com
 * <p/>
 * BuildCraft is distributed under the terms of the Minecraft Mod Public
 * License 1.0, or MMPL. Please check the contents of the license located in
 * http://www.mod-buildcraft.com/MMPL-1.0.txt
 */
package buildcraft.robotics;

import net.minecraft.client.particle.EntityFX;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.world.World;

import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;

@SideOnly(Side.CLIENT)
public class EntityRobotEnergyParticle extends EntityFX {
	private float smokeParticleScale;

	public EntityRobotEnergyParticle(World world, double x, double y, double z,
									 double vx,
									 double vy, double vz) {
		this(world, x, y, z, vx, vy, vz, 1.0F);
	}

	public EntityRobotEnergyParticle(World world, double x, double y, double z,
									 double vx,
									 double vy, double vz, float size) {
		super(world, x, y, z, vx, vy, vz);
		this.motionX *= 0.10000000149011612D;
		this.motionY *= 0.10000000149011612D;
		this.motionZ *= 0.10000000149011612D;
		this.motionX += vx;
		this.motionY += vy;
		this.motionZ += vz;
		this.particleRed = (float) (Math.random() * 0.6);
		this.particleGreen = 0;
		this.particleBlue = 0;
		this.particleScale *= 0.75F;
		this.particleScale *= size;
		this.smokeParticleScale = this.particleScale;
		this.particleMaxAge = (int) (16.0D / (Math.random() * 0.8D + 0.2D));
		this.particleMaxAge = (int) (this.particleMaxAge * size);
		this.noClip = false;
	}

	@Override
	public void renderParticle(Tessellator tesslator, float p2, float p3, float p4,
							   float p5, float p6, float p7) {
		float f6 = (this.particleAge + p2) / this.particleMaxAge * 32.0F;

		if (f6 < 0.0F) {
			f6 = 0.0F;
		}

		if (f6 > 1.0F) {
			f6 = 1.0F;
		}

		this.particleScale = this.smokeParticleScale * f6;
		super.renderParticle(tesslator, p2, p3, p4, p5, p6, p7);
	}

	/**
	 * Called to update the entity's position/logic.
	 */
	@Override
	public void onUpdate() {
		this.prevPosX = this.posX;
		this.prevPosY = this.posY;
		this.prevPosZ = this.posZ;

		if (this.particleAge++ >= this.particleMaxAge) {
			this.setDead();
		}

		this.setParticleTextureIndex(7 - this.particleAge * 8 / this.particleMaxAge);
		this.moveEntity(this.motionX, this.motionY, this.motionZ);

		this.motionX *= 0.98;
		this.motionY += 0.0005;
		this.motionZ *= 0.98;

		if (this.onGround) {
			this.motionX *= 0.699999988079071D;
			this.motionZ *= 0.699999988079071D;
		}
	}
}