package net.minecraft.entity.projectile;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import java.util.List;
import net.minecraft.entity.Entity;
import net.minecraft.entity.EntityLiving;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.nbt.NBTTagDouble;
import net.minecraft.nbt.NBTTagList;
import net.minecraft.util.AxisAlignedBB;
import net.minecraft.util.DamageSource;
import net.minecraft.util.MathHelper;
import net.minecraft.util.MovingObjectPosition;
import net.minecraft.util.Vec3;
import net.minecraft.world.World;
public abstract class EntityFireball extends Entity
{
private int xTile = -1;
private int yTile = -1;
private int zTile = -1;
private int inTile = 0;
private boolean inGround = false;
public EntityLiving shootingEntity;
private int ticksAlive;
private int ticksInAir = 0;
public double accelerationX;
public double accelerationY;
public double accelerationZ;
public EntityFireball(World par1World)
{
super(par1World);
this.setSize(1.0F, 1.0F);
}
protected void entityInit() {}
@SideOnly(Side.CLIENT)
/**
* Checks if the entity is in range to render by using the past in distance and comparing it to its average edge
* length * 64 * renderDistanceWeight Args: distance
*/
public boolean isInRangeToRenderDist(double par1)
{
double d1 = this.boundingBox.getAverageEdgeLength() * 4.0D;
d1 *= 64.0D;
return par1 < d1 * d1;
}
public EntityFireball(World par1World, double par2, double par4, double par6, double par8, double par10, double par12)
{
super(par1World);
this.setSize(1.0F, 1.0F);
this.setLocationAndAngles(par2, par4, par6, this.rotationYaw, this.rotationPitch);
this.setPosition(par2, par4, par6);
double d6 = (double)MathHelper.sqrt_double(par8 * par8 + par10 * par10 + par12 * par12);
this.accelerationX = par8 / d6 * 0.1D;
this.accelerationY = par10 / d6 * 0.1D;
this.accelerationZ = par12 / d6 * 0.1D;
}
public EntityFireball(World par1World, EntityLiving par2EntityLiving, double par3, double par5, double par7)
{
super(par1World);
this.shootingEntity = par2EntityLiving;
this.setSize(1.0F, 1.0F);
this.setLocationAndAngles(par2EntityLiving.posX, par2EntityLiving.posY, par2EntityLiving.posZ, par2EntityLiving.rotationYaw, par2EntityLiving.rotationPitch);
this.setPosition(this.posX, this.posY, this.posZ);
this.yOffset = 0.0F;
this.motionX = this.motionY = this.motionZ = 0.0D;
par3 += this.rand.nextGaussian() * 0.4D;
par5 += this.rand.nextGaussian() * 0.4D;
par7 += this.rand.nextGaussian() * 0.4D;
double d3 = (double)MathHelper.sqrt_double(par3 * par3 + par5 * par5 + par7 * par7);
this.accelerationX = par3 / d3 * 0.1D;
this.accelerationY = par5 / d3 * 0.1D;
this.accelerationZ = par7 / d3 * 0.1D;
}
/**
* Called to update the entity's position/logic.
*/
public void onUpdate()
{
if (!this.worldObj.isRemote && (this.shootingEntity != null && this.shootingEntity.isDead || !this.worldObj.blockExists((int)this.posX, (int)this.posY, (int)this.posZ)))
{
this.setDead();
}
else
{
super.onUpdate();
this.setFire(1);
if (this.inGround)
{
int i = this.worldObj.getBlockId(this.xTile, this.yTile, this.zTile);
if (i == this.inTile)
{
++this.ticksAlive;
if (this.ticksAlive == 600)
{
this.setDead();
}
return;
}
this.inGround = false;
this.motionX *= (double)(this.rand.nextFloat() * 0.2F);
this.motionY *= (double)(this.rand.nextFloat() * 0.2F);
this.motionZ *= (double)(this.rand.nextFloat() * 0.2F);
this.ticksAlive = 0;
this.ticksInAir = 0;
}
else
{
++this.ticksInAir;
}
Vec3 vec3 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX, this.posY, this.posZ);
Vec3 vec31 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX + this.motionX, this.posY + this.motionY, this.posZ + this.motionZ);
MovingObjectPosition movingobjectposition = this.worldObj.rayTraceBlocks(vec3, vec31);
vec3 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX, this.posY, this.posZ);
vec31 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX + this.motionX, this.posY + this.motionY, this.posZ + this.motionZ);
if (movingobjectposition != null)
{
vec31 = this.worldObj.getWorldVec3Pool().getVecFromPool(movingobjectposition.hitVec.xCoord, movingobjectposition.hitVec.yCoord, movingobjectposition.hitVec.zCoord);
}
Entity entity = null;
List list = this.worldObj.getEntitiesWithinAABBExcludingEntity(this, this.boundingBox.addCoord(this.motionX, this.motionY, this.motionZ).expand(1.0D, 1.0D, 1.0D));
double d0 = 0.0D;
for (int j = 0; j < list.size(); ++j)
{
Entity entity1 = (Entity)list.get(j);
if (entity1.canBeCollidedWith() && (!entity1.isEntityEqual(this.shootingEntity) || this.ticksInAir >= 25))
{
float f = 0.3F;
AxisAlignedBB axisalignedbb = entity1.boundingBox.expand((double)f, (double)f, (double)f);
MovingObjectPosition movingobjectposition1 = axisalignedbb.calculateIntercept(vec3, vec31);
if (movingobjectposition1 != null)
{
double d1 = vec3.distanceTo(movingobjectposition1.hitVec);
if (d1 < d0 || d0 == 0.0D)
{
entity = entity1;
d0 = d1;
}
}
}
}
if (entity != null)
{
movingobjectposition = new MovingObjectPosition(entity);
}
if (movingobjectposition != null)
{
this.onImpact(movingobjectposition);
}
this.posX += this.motionX;
this.posY += this.motionY;
this.posZ += this.motionZ;
float f1 = MathHelper.sqrt_double(this.motionX * this.motionX + this.motionZ * this.motionZ);
this.rotationYaw = (float)(Math.atan2(this.motionZ, this.motionX) * 180.0D / Math.PI) + 90.0F;
for (this.rotationPitch = (float)(Math.atan2((double)f1, this.motionY) * 180.0D / Math.PI) - 90.0F; 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;
}
this.rotationPitch = this.prevRotationPitch + (this.rotationPitch - this.prevRotationPitch) * 0.2F;
this.rotationYaw = this.prevRotationYaw + (this.rotationYaw - this.prevRotationYaw) * 0.2F;
float f2 = this.getMotionFactor();
if (this.isInWater())
{
for (int k = 0; k < 4; ++k)
{
float f3 = 0.25F;
this.worldObj.spawnParticle("bubble", this.posX - this.motionX * (double)f3, this.posY - this.motionY * (double)f3, this.posZ - this.motionZ * (double)f3, this.motionX, this.motionY, this.motionZ);
}
f2 = 0.8F;
}
this.motionX += this.accelerationX;
this.motionY += this.accelerationY;
this.motionZ += this.accelerationZ;
this.motionX *= (double)f2;
this.motionY *= (double)f2;
this.motionZ *= (double)f2;
this.worldObj.spawnParticle("smoke", this.posX, this.posY + 0.5D, this.posZ, 0.0D, 0.0D, 0.0D);
this.setPosition(this.posX, this.posY, this.posZ);
}
}
/**
* Return the motion factor for this projectile. The factor is multiplied by the original motion.
*/
protected float getMotionFactor()
{
return 0.95F;
}
/**
* Called when this EntityFireball hits a block or entity.
*/
protected abstract void onImpact(MovingObjectPosition movingobjectposition);
/**
* (abstract) Protected helper method to write subclass entity data to NBT.
*/
public void writeEntityToNBT(NBTTagCompound par1NBTTagCompound)
{
par1NBTTagCompound.setShort("xTile", (short)this.xTile);
par1NBTTagCompound.setShort("yTile", (short)this.yTile);
par1NBTTagCompound.setShort("zTile", (short)this.zTile);
par1NBTTagCompound.setByte("inTile", (byte)this.inTile);
par1NBTTagCompound.setByte("inGround", (byte)(this.inGround ? 1 : 0));
par1NBTTagCompound.setTag("direction", this.newDoubleNBTList(new double[] {this.motionX, this.motionY, this.motionZ}));
}
/**
* (abstract) Protected helper method to read subclass entity data from NBT.
*/
public void readEntityFromNBT(NBTTagCompound par1NBTTagCompound)
{
this.xTile = par1NBTTagCompound.getShort("xTile");
this.yTile = par1NBTTagCompound.getShort("yTile");
this.zTile = par1NBTTagCompound.getShort("zTile");
this.inTile = par1NBTTagCompound.getByte("inTile") & 255;
this.inGround = par1NBTTagCompound.getByte("inGround") == 1;
if (par1NBTTagCompound.hasKey("direction"))
{
NBTTagList nbttaglist = par1NBTTagCompound.getTagList("direction");
this.motionX = ((NBTTagDouble)nbttaglist.tagAt(0)).data;
this.motionY = ((NBTTagDouble)nbttaglist.tagAt(1)).data;
this.motionZ = ((NBTTagDouble)nbttaglist.tagAt(2)).data;
}
else
{
this.setDead();
}
}
/**
* Returns true if other Entities should be prevented from moving through this Entity.
*/
public boolean canBeCollidedWith()
{
return true;
}
public float getCollisionBorderSize()
{
return 1.0F;
}
/**
* Called when the entity is attacked.
*/
public boolean attackEntityFrom(DamageSource par1DamageSource, int par2)
{
if (this.isEntityInvulnerable())
{
return false;
}
else
{
this.setBeenAttacked();
if (par1DamageSource.getEntity() != null)
{
Vec3 vec3 = par1DamageSource.getEntity().getLookVec();
if (vec3 != null)
{
this.motionX = vec3.xCoord;
this.motionY = vec3.yCoord;
this.motionZ = vec3.zCoord;
this.accelerationX = this.motionX * 0.1D;
this.accelerationY = this.motionY * 0.1D;
this.accelerationZ = this.motionZ * 0.1D;
}
if (par1DamageSource.getEntity() instanceof EntityLiving)
{
this.shootingEntity = (EntityLiving)par1DamageSource.getEntity();
}
return true;
}
else
{
return false;
}
}
}
@SideOnly(Side.CLIENT)
public float getShadowSize()
{
return 0.0F;
}
/**
* Gets how bright this entity is.
*/
public float getBrightness(float par1)
{
return 1.0F;
}
@SideOnly(Side.CLIENT)
public int getBrightnessForRender(float par1)
{
return 15728880;
}
}