Hbm-s-Nuclear-Tech-GIT/src/main/java/com/hbm/entity/missile/EntityMIRV.java

package com.hbm.entity.missile;

import com.hbm.config.BombConfig;
import com.hbm.entity.effect.EntityNukeTorex;
import com.hbm.entity.logic.EntityNukeExplosionMK5;
import com.hbm.entity.particle.EntitySmokeFX;

import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import net.minecraft.entity.projectile.EntityThrowable;
import net.minecraft.init.Blocks;
import net.minecraft.util.MathHelper;
import net.minecraft.util.MovingObjectPosition;
import net.minecraft.world.World;

public class EntityMIRV extends EntityThrowable {

	public EntityMIRV(World p_i1582_1_) {
		super(p_i1582_1_);
		this.ignoreFrustumCheck = true;
	}

	@Override
	public void onUpdate() {
		this.prevPosX = this.posX;
		this.prevPosY = this.posY;
		this.prevPosZ = this.posZ;

		this.posX += this.motionX;
		this.posY += this.motionY;
		this.posZ += this.motionZ;

		this.motionY -= 0.03;

		this.rotation();

		if(this.worldObj.getBlock((int) this.posX, (int) this.posY, (int) this.posZ) != Blocks.air) {
			if(!this.worldObj.isRemote) {
				worldObj.spawnEntityInWorld(EntityNukeExplosionMK5.statFac(worldObj, BombConfig.mirvRadius, posX, posY, posZ));
				EntityNukeTorex.statFac(worldObj, posX, posY, posZ, BombConfig.mirvRadius);
			}
			this.setDead();
		}

		this.worldObj.spawnEntityInWorld(new EntitySmokeFX(this.worldObj, this.posX, this.posY, this.posZ, 0.0, 0.0, 0.0));
	}

	protected void rotation() {
		float f2 = MathHelper.sqrt_double(this.motionX * this.motionX + this.motionZ * this.motionZ);
		this.rotationYaw = (float) (Math.atan2(this.motionX, this.motionZ) * 180.0D / Math.PI);

		for(this.rotationPitch = (float) (Math.atan2(this.motionY, f2) * 180.0D / Math.PI) - 90; this.rotationPitch - this.prevRotationPitch < -180.0F; this.prevRotationPitch -= 360.0F) {
			;
		}

		while(this.rotationPitch - this.prevRotationPitch >= 180.0F) {
			this.prevRotationPitch += 360.0F;
		}

		while(this.rotationYaw - this.prevRotationYaw < -180.0F) {
			this.prevRotationYaw -= 360.0F;
		}

		while(this.rotationYaw - this.prevRotationYaw >= 180.0F) {
			this.prevRotationYaw += 360.0F;
		}
	}

	@Override
	protected void onImpact(MovingObjectPosition p_70184_1_) {

	}

	@Override
	@SideOnly(Side.CLIENT)
	public boolean isInRangeToRenderDist(double distance) {
		return distance < 500000;
	}

}