package net.minecraft.entity.item;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import net.minecraft.block.Block;
import net.minecraft.block.material.Material;
import net.minecraft.entity.Entity;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.util.DamageSource;
import net.minecraft.util.MathHelper;
import net.minecraft.world.World;
public class EntityXPOrb extends Entity
{
/**
* A constantly increasing value that RenderXPOrb uses to control the colour shifting (Green / yellow)
*/
public int xpColor;
/** The age of the XP orb in ticks. */
public int xpOrbAge = 0;
public int field_70532_c;
/** The health of this XP orb. */
private int xpOrbHealth = 5;
/** This is how much XP this orb has. */
private int xpValue;
/** The closest EntityPlayer to this orb. */
private EntityPlayer closestPlayer;
/** Threshold color for tracking players */
private int xpTargetColor;
public EntityXPOrb(World par1World, double par2, double par4, double par6, int par8)
{
super(par1World);
this.setSize(0.5F, 0.5F);
this.yOffset = this.height / 2.0F;
this.setPosition(par2, par4, par6);
this.rotationYaw = (float)(Math.random() * 360.0D);
this.motionX = (double)((float)(Math.random() * 0.20000000298023224D - 0.10000000149011612D) * 2.0F);
this.motionY = (double)((float)(Math.random() * 0.2D) * 2.0F);
this.motionZ = (double)((float)(Math.random() * 0.20000000298023224D - 0.10000000149011612D) * 2.0F);
this.xpValue = par8;
}
/**
* returns if this entity triggers Block.onEntityWalking on the blocks they walk on. used for spiders and wolves to
* prevent them from trampling crops
*/
protected boolean canTriggerWalking()
{
return false;
}
public EntityXPOrb(World par1World)
{
super(par1World);
this.setSize(0.25F, 0.25F);
this.yOffset = this.height / 2.0F;
}
protected void entityInit() {}
@SideOnly(Side.CLIENT)
public int getBrightnessForRender(float par1)
{
float f1 = 0.5F;
if (f1 < 0.0F)
{
f1 = 0.0F;
}
if (f1 > 1.0F)
{
f1 = 1.0F;
}
int i = super.getBrightnessForRender(par1);
int j = i & 255;
int k = i >> 16 & 255;
j += (int)(f1 * 15.0F * 16.0F);
if (j > 240)
{
j = 240;
}
return j | k << 16;
}
/**
* Called to update the entity's position/logic.
*/
public void onUpdate()
{
super.onUpdate();
if (this.field_70532_c > 0)
{
--this.field_70532_c;
}
this.prevPosX = this.posX;
this.prevPosY = this.posY;
this.prevPosZ = this.posZ;
this.motionY -= 0.029999999329447746D;
if (this.worldObj.getBlockMaterial(MathHelper.floor_double(this.posX), MathHelper.floor_double(this.posY), MathHelper.floor_double(this.posZ)) == Material.lava)
{
this.motionY = 0.20000000298023224D;
this.motionX = (double)((this.rand.nextFloat() - this.rand.nextFloat()) * 0.2F);
this.motionZ = (double)((this.rand.nextFloat() - this.rand.nextFloat()) * 0.2F);
this.playSound("random.fizz", 0.4F, 2.0F + this.rand.nextFloat() * 0.4F);
}
this.pushOutOfBlocks(this.posX, (this.boundingBox.minY + this.boundingBox.maxY) / 2.0D, this.posZ);
double d0 = 8.0D;
if (this.xpTargetColor < this.xpColor - 20 + this.entityId % 100)
{
if (this.closestPlayer == null || this.closestPlayer.getDistanceSqToEntity(this) > d0 * d0)
{
this.closestPlayer = this.worldObj.getClosestPlayerToEntity(this, d0);
}
this.xpTargetColor = this.xpColor;
}
if (this.closestPlayer != null)
{
double d1 = (this.closestPlayer.posX - this.posX) / d0;
double d2 = (this.closestPlayer.posY + (double)this.closestPlayer.getEyeHeight() - this.posY) / d0;
double d3 = (this.closestPlayer.posZ - this.posZ) / d0;
double d4 = Math.sqrt(d1 * d1 + d2 * d2 + d3 * d3);
double d5 = 1.0D - d4;
if (d5 > 0.0D)
{
d5 *= d5;
this.motionX += d1 / d4 * d5 * 0.1D;
this.motionY += d2 / d4 * d5 * 0.1D;
this.motionZ += d3 / d4 * d5 * 0.1D;
}
}
this.moveEntity(this.motionX, this.motionY, this.motionZ);
float f = 0.98F;
if (this.onGround)
{
f = 0.58800006F;
int i = this.worldObj.getBlockId(MathHelper.floor_double(this.posX), MathHelper.floor_double(this.boundingBox.minY) - 1, MathHelper.floor_double(this.posZ));
if (i > 0)
{
f = Block.blocksList[i].slipperiness * 0.98F;
}
}
this.motionX *= (double)f;
this.motionY *= 0.9800000190734863D;
this.motionZ *= (double)f;
if (this.onGround)
{
this.motionY *= -0.8999999761581421D;
}
++this.xpColor;
++this.xpOrbAge;
if (this.xpOrbAge >= 6000)
{
this.setDead();
}
}
/**
* Returns if this entity is in water and will end up adding the waters velocity to the entity
*/
public boolean handleWaterMovement()
{
return this.worldObj.handleMaterialAcceleration(this.boundingBox, Material.water, this);
}
/**
* Will deal the specified amount of damage to the entity if the entity isn't immune to fire damage. Args:
* amountDamage
*/
protected void dealFireDamage(int par1)
{
this.attackEntityFrom(DamageSource.inFire, par1);
}
/**
* Called when the entity is attacked.
*/
public boolean attackEntityFrom(DamageSource par1DamageSource, int par2)
{
if (this.isEntityInvulnerable())
{
return false;
}
else
{
this.setBeenAttacked();
this.xpOrbHealth -= par2;
if (this.xpOrbHealth <= 0)
{
this.setDead();
}
return false;
}
}
/**
* (abstract) Protected helper method to write subclass entity data to NBT.
*/
public void writeEntityToNBT(NBTTagCompound par1NBTTagCompound)
{
par1NBTTagCompound.setShort("Health", (short)((byte)this.xpOrbHealth));
par1NBTTagCompound.setShort("Age", (short)this.xpOrbAge);
par1NBTTagCompound.setShort("Value", (short)this.xpValue);
}
/**
* (abstract) Protected helper method to read subclass entity data from NBT.
*/
public void readEntityFromNBT(NBTTagCompound par1NBTTagCompound)
{
this.xpOrbHealth = par1NBTTagCompound.getShort("Health") & 255;
this.xpOrbAge = par1NBTTagCompound.getShort("Age");
this.xpValue = par1NBTTagCompound.getShort("Value");
}
/**
* Called by a player entity when they collide with an entity
*/
public void onCollideWithPlayer(EntityPlayer par1EntityPlayer)
{
if (!this.worldObj.isRemote)
{
if (this.field_70532_c == 0 && par1EntityPlayer.xpCooldown == 0)
{
par1EntityPlayer.xpCooldown = 2;
this.playSound("random.orb", 0.1F, 0.5F * ((this.rand.nextFloat() - this.rand.nextFloat()) * 0.7F + 1.8F));
par1EntityPlayer.onItemPickup(this, 1);
par1EntityPlayer.addExperience(this.xpValue);
this.setDead();
}
}
}
/**
* Returns the XP value of this XP orb.
*/
public int getXpValue()
{
return this.xpValue;
}
@SideOnly(Side.CLIENT)
/**
* Returns a number from 1 to 10 based on how much XP this orb is worth. This is used by RenderXPOrb to determine
* what texture to use.
*/
public int getTextureByXP()
{
return this.xpValue >= 2477 ? 10 : (this.xpValue >= 1237 ? 9 : (this.xpValue >= 617 ? 8 : (this.xpValue >= 307 ? 7 : (this.xpValue >= 149 ? 6 : (this.xpValue >= 73 ? 5 : (this.xpValue >= 37 ? 4 : (this.xpValue >= 17 ? 3 : (this.xpValue >= 7 ? 2 : (this.xpValue >= 3 ? 1 : 0)))))))));
}
/**
* Get xp split rate (Is called until the xp drop code in EntityLiving.onEntityUpdate is complete)
*/
public static int getXPSplit(int par0)
{
return par0 >= 2477 ? 2477 : (par0 >= 1237 ? 1237 : (par0 >= 617 ? 617 : (par0 >= 307 ? 307 : (par0 >= 149 ? 149 : (par0 >= 73 ? 73 : (par0 >= 37 ? 37 : (par0 >= 17 ? 17 : (par0 >= 7 ? 7 : (par0 >= 3 ? 3 : 1)))))))));
}
/**
* If returns false, the item will not inflict any damage against entities.
*/
public boolean canAttackWithItem()
{
return false;
}
}