package sourcecoded.quantum.entity; 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.EntityLivingBase; import net.minecraft.entity.monster.EntityEnderman; import net.minecraft.entity.player.EntityPlayer; import net.minecraft.entity.player.EntityPlayerMP; import net.minecraft.init.Items; import net.minecraft.item.ItemStack; import net.minecraft.nbt.NBTTagCompound; import net.minecraft.network.play.server.S2BPacketChangeGameState; import net.minecraft.util.*; import net.minecraft.world.World; import sourcecoded.quantum.util.damage.DamageSourceQArrow; import java.util.List; /** * Mostly a copy of EntityArrow modified to my own needs. Bypasses armour and * can't be deflected by classes that affect IProjectiles. * * Checkmate. */ public class EntityQuantumArrow extends Entity { private int blockX = -1; private int blockY = -1; private int blockZ = -1; private Block targBlock; private int inData; private boolean inGround; public int canBePickedUp; public int arrowShake; public Entity shootingEntity; private int ticksInGround; private int ticksInAir; private double damage = 2.0D; private int knockbackStrength; private int age; public EntityQuantumArrow(World world){ super(world); this.renderDistanceWeight = 10.0D; this.setSize(0.5F, 0.5F); } public EntityQuantumArrow(World world, double x, double y, double z) { this(world); this.setPosition(x, y, z); this.yOffset = 0.0F; } public EntityQuantumArrow(World world, EntityLivingBase shooter, float drop, double dmg) { super(world); this.renderDistanceWeight = 10.0D; this.shootingEntity = shooter; if (shooter instanceof EntityPlayer) this.canBePickedUp = 1; this.damage = dmg; this.setSize(0.5F, 0.5F); this.setLocationAndAngles(shooter.posX, shooter.posY + (double)shooter.getEyeHeight(), shooter.posZ, shooter.rotationYaw, shooter.rotationPitch); this.posX -= (double)(MathHelper.cos(this.rotationYaw / 180.0F * (float)Math.PI) * 0.16F); this.posY -= 0.10000000149011612D; this.posZ -= (double)(MathHelper.sin(this.rotationYaw / 180.0F * (float)Math.PI) * 0.16F); this.setPosition(this.posX, this.posY, this.posZ); this.yOffset = 0.0F; this.motionX = (double)(-MathHelper.sin(this.rotationYaw / 180.0F * (float)Math.PI) * MathHelper.cos(this.rotationPitch / 180.0F * (float)Math.PI)); this.motionZ = (double)(MathHelper.cos(this.rotationYaw / 180.0F * (float)Math.PI) * MathHelper.cos(this.rotationPitch / 180.0F * (float)Math.PI)); this.motionY = (double)(-MathHelper.sin(this.rotationPitch / 180.0F * (float)Math.PI)); this.setThrowableHeading(this.motionX, this.motionY, this.motionZ, drop * 1.5F, 1.0F); } protected void entityInit() { this.dataWatcher.addObject(16, (byte) 0); } /** * Similar to setArrowHeading, it's point the throwable entity to a x, y, z direction. */ public void setThrowableHeading(double x, double y, double z, float drop, float dev) { float f2 = MathHelper.sqrt_double(x * x + y * y + z * z); x /= (double)f2; y /= (double)f2; z /= (double)f2; x += this.rand.nextGaussian() * (double)(this.rand.nextBoolean() ? -1 : 1) * 0.007499999832361937D * (double)dev; y += this.rand.nextGaussian() * (double)(this.rand.nextBoolean() ? -1 : 1) * 0.007499999832361937D * (double)dev; z += this.rand.nextGaussian() * (double)(this.rand.nextBoolean() ? -1 : 1) * 0.007499999832361937D * (double)dev; x *= (double)drop; y *= (double)drop; z *= (double)drop; this.motionX = x; this.motionY = y; this.motionZ = z; float f3 = MathHelper.sqrt_double(x * x + z * z); this.prevRotationYaw = this.rotationYaw = (float)(Math.atan2(x, z) * 180.0D / Math.PI); this.prevRotationPitch = this.rotationPitch = (float)(Math.atan2(y, (double)f3) * 180.0D / Math.PI); this.ticksInGround = 0; } /** * Sets the position and rotation. Only difference from the other one is no bounding on the rotation. Args: posX, * posY, posZ, yaw, pitch */ @SideOnly(Side.CLIENT) public void setPositionAndRotation2(double x, double y, double z, float yaw, float pitch, int idk) { this.setPosition(x, y, z); this.setRotation(yaw, pitch); } /** * Sets the velocity to the args. Args: x, y, z */ @SideOnly(Side.CLIENT) public void setVelocity(double velX, double velY, double velZ) { this.motionX = velX; this.motionY = velY; this.motionZ = velZ; if (this.prevRotationPitch == 0.0F && this.prevRotationYaw == 0.0F) { float f = MathHelper.sqrt_double(velX * velX + velZ * velZ); this.prevRotationYaw = this.rotationYaw = (float)(Math.atan2(velX, velZ) * 180.0D / Math.PI); this.prevRotationPitch = this.rotationPitch = (float)(Math.atan2(velY, (double)f) * 180.0D / Math.PI); this.prevRotationPitch = this.rotationPitch; this.prevRotationYaw = this.rotationYaw; this.setLocationAndAngles(this.posX, this.posY, this.posZ, this.rotationYaw, this.rotationPitch); this.ticksInGround = 0; } } /** * Called to update the entity's position/logic. */ public void onUpdate() { super.onUpdate(); if (this.prevRotationPitch == 0.0F && this.prevRotationYaw == 0.0F) { float f = MathHelper.sqrt_double(this.motionX * this.motionX + this.motionZ * this.motionZ); this.prevRotationYaw = this.rotationYaw = (float)(Math.atan2(this.motionX, this.motionZ) * 180.0D / Math.PI); this.prevRotationPitch = this.rotationPitch = (float)(Math.atan2(this.motionY, (double)f) * 180.0D / Math.PI); } Block block = this.worldObj.getBlock(this.blockX, this.blockY, this.blockZ); if (block.getMaterial() != Material.air) { block.setBlockBoundsBasedOnState(this.worldObj, this.blockX, this.blockY, this.blockZ); AxisAlignedBB axisalignedbb = block.getCollisionBoundingBoxFromPool(this.worldObj, this.blockX, this.blockY, this.blockZ); if (axisalignedbb != null && axisalignedbb.isVecInside(Vec3.createVectorHelper(this.posX, this.posY, this.posZ))) this.inGround = true; } age++; if (this.arrowShake > 0) --this.arrowShake; if (this.inGround) { int j = this.worldObj.getBlockMetadata(this.blockX, this.blockY, this.blockZ); if (block == this.targBlock && j == this.inData) { ++this.ticksInGround; if (this.ticksInGround == 200) this.setDead(); } else { 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.ticksInGround = 0; this.ticksInAir = 0; } } else { ++this.ticksInAir; Vec3 vec31 = Vec3.createVectorHelper(this.posX, this.posY, this.posZ); Vec3 vec3 = Vec3.createVectorHelper(this.posX + this.motionX, this.posY + this.motionY, this.posZ + this.motionZ); MovingObjectPosition movingobjectposition = this.worldObj.func_147447_a(vec31, vec3, false, true, false); vec31 = Vec3.createVectorHelper(this.posX, this.posY, this.posZ); vec3 = Vec3.createVectorHelper(this.posX + this.motionX, this.posY + this.motionY, this.posZ + this.motionZ); if (movingobjectposition != null) vec3 = Vec3.createVectorHelper(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; int i; float f1; for (i = 0; i < list.size(); ++i) { Entity entity1 = (Entity)list.get(i); if (entity1.canBeCollidedWith() && (entity1 != this.shootingEntity || this.ticksInAir >= 5)) { f1 = 0.3F; AxisAlignedBB axisalignedbb1 = entity1.boundingBox.expand((double)f1, (double)f1, (double)f1); MovingObjectPosition movingobjectposition1 = axisalignedbb1.calculateIntercept(vec31, vec3); if (movingobjectposition1 != null) { double d1 = vec31.distanceTo(movingobjectposition1.hitVec); if (d1 < d0 || d0 == 0.0D) { entity = entity1; d0 = d1; } } } } if (entity != null) movingobjectposition = new MovingObjectPosition(entity); if (movingobjectposition != null && movingobjectposition.entityHit != null && movingobjectposition.entityHit instanceof EntityPlayer) { EntityPlayer entityplayer = (EntityPlayer)movingobjectposition.entityHit; if (entityplayer.capabilities.disableDamage || this.shootingEntity instanceof EntityPlayer && !((EntityPlayer)this.shootingEntity).canAttackPlayer(entityplayer)) movingobjectposition = null; } float f2; float f4; if (!worldObj.isRemote) if (movingobjectposition != null) { if (movingobjectposition.entityHit != null && (movingobjectposition.entityHit != shootingEntity || age > 10)) { f2 = MathHelper.sqrt_double(this.motionX * this.motionX + this.motionY * this.motionY + this.motionZ * this.motionZ); int k = MathHelper.ceiling_double_int((double)f2 * this.damage); if (this.getIsCritical()) k += this.rand.nextInt(k / 2 + 2); DamageSource damagesource = new DamageSourceQArrow(); if (movingobjectposition.entityHit.attackEntityFrom(damagesource, (float)k)) { if (movingobjectposition.entityHit instanceof EntityLivingBase) { EntityLivingBase entitylivingbase = (EntityLivingBase)movingobjectposition.entityHit; if (!this.worldObj.isRemote) entitylivingbase.setArrowCountInEntity(entitylivingbase.getArrowCountInEntity() + 1); if (this.knockbackStrength > 0) { f4 = MathHelper.sqrt_double(this.motionX * this.motionX + this.motionZ * this.motionZ); if (f4 > 0.0F) { movingobjectposition.entityHit.addVelocity(this.motionX * (double)this.knockbackStrength * 0.6000000238418579D / (double)f4, 0.1D, this.motionZ * (double)this.knockbackStrength * 0.6000000238418579D / (double)f4); } } if (this.shootingEntity != null && movingobjectposition.entityHit != this.shootingEntity && movingobjectposition.entityHit instanceof EntityPlayer && this.shootingEntity instanceof EntityPlayerMP) { ((EntityPlayerMP)this.shootingEntity).playerNetServerHandler.sendPacket(new S2BPacketChangeGameState(6, 0.0F)); } } this.playSound("random.bowhit", 1.0F, 1.2F / (this.rand.nextFloat() * 0.2F + 0.9F)); if (!(movingobjectposition.entityHit instanceof EntityEnderman)) this.setDead(); } else { this.motionX *= -0.10000000149011612D; this.motionY *= -0.10000000149011612D; this.motionZ *= -0.10000000149011612D; this.rotationYaw += 180.0F; this.prevRotationYaw += 180.0F; this.ticksInAir = 0; } } else { this.blockX = movingobjectposition.blockX; this.blockY = movingobjectposition.blockY; this.blockZ = movingobjectposition.blockZ; this.targBlock = this.worldObj.getBlock(this.blockX, this.blockY, this.blockZ); this.inData = this.worldObj.getBlockMetadata(this.blockX, this.blockY, this.blockZ); this.motionX = (double)((float)(movingobjectposition.hitVec.xCoord - this.posX)); this.motionY = (double)((float)(movingobjectposition.hitVec.yCoord - this.posY)); this.motionZ = (double)((float)(movingobjectposition.hitVec.zCoord - this.posZ)); f2 = MathHelper.sqrt_double(this.motionX * this.motionX + this.motionY * this.motionY + this.motionZ * this.motionZ); this.posX -= this.motionX / (double)f2 * 0.05000000074505806D; this.posY -= this.motionY / (double)f2 * 0.05000000074505806D; this.posZ -= this.motionZ / (double)f2 * 0.05000000074505806D; this.playSound("random.bowhit", 1.0F, 1.2F / (this.rand.nextFloat() * 0.2F + 0.9F)); this.inGround = true; this.arrowShake = 7; this.setIsCritical(false); if (this.targBlock.getMaterial() != Material.air) this.targBlock.onEntityCollidedWithBlock(this.worldObj, this.blockX, this.blockY, this.blockZ, this); } } if (this.getIsCritical()) for (i = 0; i < 60; ++i) this.worldObj.spawnParticle("portal", this.posX + this.motionX * (double)i / 4.0D, this.posY + this.motionY * (double)i / 4.0D, this.posZ + this.motionZ * (double)i / 4.0D, -this.motionX, -this.motionY + 0.2D, -this.motionZ); this.posX += this.motionX; this.posY += this.motionY; this.posZ += this.motionZ; 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); 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 f3 = 0.99F; f1 = 0.05F; if (this.isInWater()) { for (int l = 0; l < 4; ++l) { f4 = 0.25F; this.worldObj.spawnParticle("bubble", this.posX - this.motionX * (double)f4, this.posY - this.motionY * (double)f4, this.posZ - this.motionZ * (double)f4, this.motionX, this.motionY, this.motionZ); } f3 = 0.8F; } if (this.isWet()) this.extinguish(); this.motionX *= (double)f3; this.motionY *= (double)f3; this.motionZ *= (double)f3; this.motionY -= (double)f1; this.setPosition(this.posX, this.posY, this.posZ); this.func_145775_I(); } } /** * (abstract) Protected helper method to write subclass entity data to NBT. */ public void writeEntityToNBT(NBTTagCompound p_70014_1_) { p_70014_1_.setShort("xTile", (short)this.blockX); p_70014_1_.setShort("yTile", (short)this.blockY); p_70014_1_.setShort("zTile", (short)this.blockZ); p_70014_1_.setShort("life", (short)this.ticksInGround); p_70014_1_.setByte("inTile", (byte)Block.getIdFromBlock(this.targBlock)); p_70014_1_.setByte("inData", (byte)this.inData); p_70014_1_.setByte("shake", (byte)this.arrowShake); p_70014_1_.setByte("inGround", (byte)(this.inGround ? 1 : 0)); p_70014_1_.setByte("pickup", (byte)this.canBePickedUp); p_70014_1_.setDouble("damage", this.damage); } /** * (abstract) Protected helper method to read subclass entity data from NBT. */ public void readEntityFromNBT(NBTTagCompound p_70037_1_) { this.blockX = p_70037_1_.getShort("xTile"); this.blockY = p_70037_1_.getShort("yTile"); this.blockZ = p_70037_1_.getShort("zTile"); this.ticksInGround = p_70037_1_.getShort("life"); this.targBlock = Block.getBlockById(p_70037_1_.getByte("inTile") & 255); this.inData = p_70037_1_.getByte("inData") & 255; this.arrowShake = p_70037_1_.getByte("shake") & 255; this.inGround = p_70037_1_.getByte("inGround") == 1; if (p_70037_1_.hasKey("damage", 99)) this.damage = p_70037_1_.getDouble("damage"); if (p_70037_1_.hasKey("pickup", 99)) this.canBePickedUp = p_70037_1_.getByte("pickup"); else if (p_70037_1_.hasKey("player", 99)) this.canBePickedUp = p_70037_1_.getBoolean("player") ? 1 : 0; } /** * Called by a player entity when they collide with an entity */ public void onCollideWithPlayer(EntityPlayer player) { if (!this.worldObj.isRemote && this.inGround && this.arrowShake <= 0) { boolean flag = this.canBePickedUp == 1 || this.canBePickedUp == 2 && player.capabilities.isCreativeMode; if (this.canBePickedUp == 1 && !player.inventory.addItemStackToInventory(new ItemStack(Items.arrow, 1))) flag = false; if (flag) { this.playSound("random.pop", 0.2F, ((this.rand.nextFloat() - this.rand.nextFloat()) * 0.7F + 1.0F) * 2.0F); player.onItemPickup(this, 1); this.setDead(); } } } /** * 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; } @SideOnly(Side.CLIENT) public float getShadowSize() { return 0.0F; } public void setDamage(double p_70239_1_) { this.damage = p_70239_1_; } public double getDamage() { return this.damage; } /** * Sets the amount of knockback the arrow applies when it hits a mob. */ public void setKnockbackStrength(int p_70240_1_) { this.knockbackStrength = p_70240_1_; } /** * If returns false, the item will not inflict any damage against entities. */ public boolean canAttackWithItem() { return false; } /** * Whether the arrow has a stream of critical hit particles flying behind it. */ public void setIsCritical(boolean p_70243_1_) { byte b0 = this.dataWatcher.getWatchableObjectByte(16); if (p_70243_1_) this.dataWatcher.updateObject(16, (byte) (b0 | 1)); else this.dataWatcher.updateObject(16, (byte) (b0 & -2)); } /** * Whether the arrow has a stream of critical hit particles flying behind it. */ public boolean getIsCritical() { byte b0 = this.dataWatcher.getWatchableObjectByte(16); return (b0 & 1) != 0; } }