Paper/src/main/java/net/minecraft/server/EntityArrow.java
2012-08-02 04:58:50 -05:00

420 Zeilen
17 KiB
Java

package net.minecraft.server;
import java.util.Iterator;
import java.util.List;
// CraftBukkit start
import org.bukkit.entity.Projectile;
import org.bukkit.event.entity.EntityCombustByEntityEvent;
import org.bukkit.event.entity.ProjectileHitEvent;
import org.bukkit.event.player.PlayerPickupItemEvent;
// CraftBukkit end
public class EntityArrow extends Entity {
private int d = -1;
private int e = -1;
private int f = -1;
private int g = 0;
private int h = 0;
private boolean inGround = false;
public int fromPlayer = 0;
public int shake = 0;
public Entity shooter;
private int j;
private int an = 0;
private double damage = 2.0D;
private int ap;
public EntityArrow(World world) {
super(world);
this.a(0.5F, 0.5F);
}
public EntityArrow(World world, double d0, double d1, double d2) {
super(world);
this.a(0.5F, 0.5F);
this.setPosition(d0, d1, d2);
this.height = 0.0F;
}
public EntityArrow(World world, EntityLiving entityliving, EntityLiving entityliving1, float f, float f1) {
super(world);
this.shooter = entityliving;
if (entityliving instanceof EntityHuman) {
this.fromPlayer = 1;
}
this.locY = entityliving.locY + (double) entityliving.getHeadHeight() - 0.10000000149011612D;
double d0 = entityliving1.locX - entityliving.locX;
double d1 = entityliving1.locY + (double) entityliving1.getHeadHeight() - 0.699999988079071D - this.locY;
double d2 = entityliving1.locZ - entityliving.locZ;
double d3 = (double) MathHelper.sqrt(d0 * d0 + d2 * d2);
if (d3 >= 1.0E-7D) {
float f2 = (float) (Math.atan2(d2, d0) * 180.0D / 3.1415927410125732D) - 90.0F;
float f3 = (float) (-(Math.atan2(d1, d3) * 180.0D / 3.1415927410125732D));
double d4 = d0 / d3;
double d5 = d2 / d3;
this.setPositionRotation(entityliving.locX + d4, this.locY, entityliving.locZ + d5, f2, f3);
this.height = 0.0F;
float f4 = (float) d3 * 0.2F;
this.shoot(d0, d1 + (double) f4, d2, f, f1);
}
}
public EntityArrow(World world, EntityLiving entityliving, float f) {
super(world);
this.shooter = entityliving;
if (entityliving instanceof EntityHuman) {
this.fromPlayer = 1;
}
this.a(0.5F, 0.5F);
this.setPositionRotation(entityliving.locX, entityliving.locY + (double) entityliving.getHeadHeight(), entityliving.locZ, entityliving.yaw, entityliving.pitch);
this.locX -= (double) (MathHelper.cos(this.yaw / 180.0F * 3.1415927F) * 0.16F);
this.locY -= 0.10000000149011612D;
this.locZ -= (double) (MathHelper.sin(this.yaw / 180.0F * 3.1415927F) * 0.16F);
this.setPosition(this.locX, this.locY, this.locZ);
this.height = 0.0F;
this.motX = (double) (-MathHelper.sin(this.yaw / 180.0F * 3.1415927F) * MathHelper.cos(this.pitch / 180.0F * 3.1415927F));
this.motZ = (double) (MathHelper.cos(this.yaw / 180.0F * 3.1415927F) * MathHelper.cos(this.pitch / 180.0F * 3.1415927F));
this.motY = (double) (-MathHelper.sin(this.pitch / 180.0F * 3.1415927F));
this.shoot(this.motX, this.motY, this.motZ, f * 1.5F, 1.0F);
}
protected void a() {
this.datawatcher.a(16, Byte.valueOf((byte) 0));
}
public void shoot(double d0, double d1, double d2, float f, float f1) {
float f2 = MathHelper.sqrt(d0 * d0 + d1 * d1 + d2 * d2);
d0 /= (double) f2;
d1 /= (double) f2;
d2 /= (double) f2;
d0 += this.random.nextGaussian() * 0.007499999832361937D * (double) f1;
d1 += this.random.nextGaussian() * 0.007499999832361937D * (double) f1;
d2 += this.random.nextGaussian() * 0.007499999832361937D * (double) f1;
d0 *= (double) f;
d1 *= (double) f;
d2 *= (double) f;
this.motX = d0;
this.motY = d1;
this.motZ = d2;
float f3 = MathHelper.sqrt(d0 * d0 + d2 * d2);
this.lastYaw = this.yaw = (float) (Math.atan2(d0, d2) * 180.0D / 3.1415927410125732D);
this.lastPitch = this.pitch = (float) (Math.atan2(d1, (double) f3) * 180.0D / 3.1415927410125732D);
this.j = 0;
}
public void h_() {
super.h_();
if (this.lastPitch == 0.0F && this.lastYaw == 0.0F) {
float f = MathHelper.sqrt(this.motX * this.motX + this.motZ * this.motZ);
this.lastYaw = this.yaw = (float) (Math.atan2(this.motX, this.motZ) * 180.0D / 3.1415927410125732D);
this.lastPitch = this.pitch = (float) (Math.atan2(this.motY, (double) f) * 180.0D / 3.1415927410125732D);
}
int i = this.world.getTypeId(this.d, this.e, this.f);
if (i > 0) {
Block.byId[i].updateShape(this.world, this.d, this.e, this.f);
AxisAlignedBB axisalignedbb = Block.byId[i].e(this.world, this.d, this.e, this.f);
if (axisalignedbb != null && axisalignedbb.a(Vec3D.a().create(this.locX, this.locY, this.locZ))) {
this.inGround = true;
}
}
if (this.shake > 0) {
--this.shake;
}
if (this.inGround) {
int j = this.world.getTypeId(this.d, this.e, this.f);
int k = this.world.getData(this.d, this.e, this.f);
if (j == this.g && k == this.h) {
++this.j;
if (this.j == 1200) {
this.die();
}
} else {
this.inGround = false;
this.motX *= (double) (this.random.nextFloat() * 0.2F);
this.motY *= (double) (this.random.nextFloat() * 0.2F);
this.motZ *= (double) (this.random.nextFloat() * 0.2F);
this.j = 0;
this.an = 0;
}
} else {
++this.an;
Vec3D vec3d = Vec3D.a().create(this.locX, this.locY, this.locZ);
Vec3D vec3d1 = Vec3D.a().create(this.locX + this.motX, this.locY + this.motY, this.locZ + this.motZ);
MovingObjectPosition movingobjectposition = this.world.rayTrace(vec3d, vec3d1, false, true);
vec3d = Vec3D.a().create(this.locX, this.locY, this.locZ);
vec3d1 = Vec3D.a().create(this.locX + this.motX, this.locY + this.motY, this.locZ + this.motZ);
if (movingobjectposition != null) {
vec3d1 = Vec3D.a().create(movingobjectposition.pos.a, movingobjectposition.pos.b, movingobjectposition.pos.c);
}
Entity entity = null;
List list = this.world.getEntities(this, this.boundingBox.a(this.motX, this.motY, this.motZ).grow(1.0D, 1.0D, 1.0D));
double d0 = 0.0D;
Iterator iterator = list.iterator();
float f1;
while (iterator.hasNext()) {
Entity entity1 = (Entity) iterator.next();
if (entity1.L() && (entity1 != this.shooter || this.an >= 5)) {
f1 = 0.3F;
AxisAlignedBB axisalignedbb1 = entity1.boundingBox.grow((double) f1, (double) f1, (double) f1);
MovingObjectPosition movingobjectposition1 = axisalignedbb1.a(vec3d, vec3d1);
if (movingobjectposition1 != null) {
double d1 = vec3d.distanceSquared(movingobjectposition1.pos); // CraftBukkit - distance efficiency
if (d1 < d0 || d0 == 0.0D) {
entity = entity1;
d0 = d1;
}
}
}
}
if (entity != null) {
movingobjectposition = new MovingObjectPosition(entity);
}
float f2;
if (movingobjectposition != null) {
// CraftBukkit start
Projectile projectile = (Projectile) this.getBukkitEntity();
ProjectileHitEvent phe = new ProjectileHitEvent(projectile);
this.world.getServer().getPluginManager().callEvent(phe);
// CraftBukkit end
if (movingobjectposition.entity != null) {
f2 = MathHelper.sqrt(this.motX * this.motX + this.motY * this.motY + this.motZ * this.motZ);
int l = MathHelper.f((double) f2 * this.damage);
if (this.g()) {
l += this.random.nextInt(l / 2 + 2);
}
DamageSource damagesource = null;
if (this.shooter == null) {
damagesource = DamageSource.arrow(this, this);
} else {
damagesource = DamageSource.arrow(this, this.shooter);
}
// CraftBukkit start - moved damage call
if (movingobjectposition.entity.damageEntity(damagesource, l)) {
if (this.isBurning() && (!(movingobjectposition.entity instanceof EntityPlayer) || this.world.pvpMode)) { // CraftBukkit - abide by pvp setting if destination is a player.
EntityCombustByEntityEvent combustEvent = new EntityCombustByEntityEvent(this.getBukkitEntity(), entity.getBukkitEntity(), 5);
org.bukkit.Bukkit.getPluginManager().callEvent(combustEvent);
if (!combustEvent.isCancelled()) {
movingobjectposition.entity.setOnFire(combustEvent.getDuration());
}
// CraftBukkit end
}
// if (movingobjectposition.entity.damageEntity(damagesource, l)) { // CraftBukkit - moved up
if (movingobjectposition.entity instanceof EntityLiving) {
++((EntityLiving) movingobjectposition.entity).bd;
if (this.ap > 0) {
float f3 = MathHelper.sqrt(this.motX * this.motX + this.motZ * this.motZ);
if (f3 > 0.0F) {
movingobjectposition.entity.g(this.motX * (double) this.ap * 0.6000000238418579D / (double) f3, 0.1D, this.motZ * (double) this.ap * 0.6000000238418579D / (double) f3);
}
}
}
this.world.makeSound(this, "random.bowhit", 1.0F, 1.2F / (this.random.nextFloat() * 0.2F + 0.9F));
this.die();
} else {
this.motX *= -0.10000000149011612D;
this.motY *= -0.10000000149011612D;
this.motZ *= -0.10000000149011612D;
this.yaw += 180.0F;
this.lastYaw += 180.0F;
this.an = 0;
}
} else {
this.d = movingobjectposition.b;
this.e = movingobjectposition.c;
this.f = movingobjectposition.d;
this.g = this.world.getTypeId(this.d, this.e, this.f);
this.h = this.world.getData(this.d, this.e, this.f);
this.motX = (double) ((float) (movingobjectposition.pos.a - this.locX));
this.motY = (double) ((float) (movingobjectposition.pos.b - this.locY));
this.motZ = (double) ((float) (movingobjectposition.pos.c - this.locZ));
f2 = MathHelper.sqrt(this.motX * this.motX + this.motY * this.motY + this.motZ * this.motZ);
this.locX -= this.motX / (double) f2 * 0.05000000074505806D;
this.locY -= this.motY / (double) f2 * 0.05000000074505806D;
this.locZ -= this.motZ / (double) f2 * 0.05000000074505806D;
this.world.makeSound(this, "random.bowhit", 1.0F, 1.2F / (this.random.nextFloat() * 0.2F + 0.9F));
this.inGround = true;
this.shake = 7;
this.d(false);
}
}
if (this.g()) {
for (int i1 = 0; i1 < 4; ++i1) {
this.world.a("crit", this.locX + this.motX * (double) i1 / 4.0D, this.locY + this.motY * (double) i1 / 4.0D, this.locZ + this.motZ * (double) i1 / 4.0D, -this.motX, -this.motY + 0.2D, -this.motZ);
}
}
this.locX += this.motX;
this.locY += this.motY;
this.locZ += this.motZ;
f2 = MathHelper.sqrt(this.motX * this.motX + this.motZ * this.motZ);
this.yaw = (float) (Math.atan2(this.motX, this.motZ) * 180.0D / 3.1415927410125732D);
for (this.pitch = (float) (Math.atan2(this.motY, (double) f2) * 180.0D / 3.1415927410125732D); this.pitch - this.lastPitch < -180.0F; this.lastPitch -= 360.0F) {
;
}
while (this.pitch - this.lastPitch >= 180.0F) {
this.lastPitch += 360.0F;
}
while (this.yaw - this.lastYaw < -180.0F) {
this.lastYaw -= 360.0F;
}
while (this.yaw - this.lastYaw >= 180.0F) {
this.lastYaw += 360.0F;
}
this.pitch = this.lastPitch + (this.pitch - this.lastPitch) * 0.2F;
this.yaw = this.lastYaw + (this.yaw - this.lastYaw) * 0.2F;
float f4 = 0.99F;
f1 = 0.05F;
if (this.H()) {
for (int j1 = 0; j1 < 4; ++j1) {
float f5 = 0.25F;
this.world.a("bubble", this.locX - this.motX * (double) f5, this.locY - this.motY * (double) f5, this.locZ - this.motZ * (double) f5, this.motX, this.motY, this.motZ);
}
f4 = 0.8F;
}
this.motX *= (double) f4;
this.motY *= (double) f4;
this.motZ *= (double) f4;
this.motY -= (double) f1;
this.setPosition(this.locX, this.locY, this.locZ);
this.D();
}
}
public void b(NBTTagCompound nbttagcompound) {
nbttagcompound.setShort("xTile", (short) this.d);
nbttagcompound.setShort("yTile", (short) this.e);
nbttagcompound.setShort("zTile", (short) this.f);
nbttagcompound.setByte("inTile", (byte) this.g);
nbttagcompound.setByte("inData", (byte) this.h);
nbttagcompound.setByte("shake", (byte) this.shake);
nbttagcompound.setByte("inGround", (byte) (this.inGround ? 1 : 0));
nbttagcompound.setByte("pickup", (byte) this.fromPlayer);
nbttagcompound.setDouble("damage", this.damage);
}
public void a(NBTTagCompound nbttagcompound) {
this.d = nbttagcompound.getShort("xTile");
this.e = nbttagcompound.getShort("yTile");
this.f = nbttagcompound.getShort("zTile");
this.g = nbttagcompound.getByte("inTile") & 255;
this.h = nbttagcompound.getByte("inData") & 255;
this.shake = nbttagcompound.getByte("shake") & 255;
this.inGround = nbttagcompound.getByte("inGround") == 1;
if (nbttagcompound.hasKey("damage")) {
this.damage = nbttagcompound.getDouble("damage");
}
if (nbttagcompound.hasKey("pickup")) {
this.fromPlayer = nbttagcompound.getByte("pickup");
} else if (nbttagcompound.hasKey("player")) {
this.fromPlayer = nbttagcompound.getBoolean("player") ? 1 : 0;
}
}
public void b_(EntityHuman entityhuman) {
if (!this.world.isStatic && this.inGround && this.shake <= 0) {
// CraftBukkit start
ItemStack itemstack = new ItemStack(Item.ARROW);
if (this.inGround && this.fromPlayer == 1 && this.shake <= 0 && entityhuman.inventory.canHold(itemstack) > 0) {
EntityItem item = new EntityItem(this.world, this.locX, this.locY, this.locZ, itemstack);
PlayerPickupItemEvent event = new PlayerPickupItemEvent((org.bukkit.entity.Player) entityhuman.getBukkitEntity(), new org.bukkit.craftbukkit.entity.CraftItem(this.world.getServer(), this, item), 0);
this.world.getServer().getPluginManager().callEvent(event);
if (event.isCancelled()) {
return;
}
}
// CraftBukkit end
boolean flag = this.fromPlayer == 1 || this.fromPlayer == 2 && entityhuman.abilities.canInstantlyBuild;
if (this.fromPlayer == 1 && !entityhuman.inventory.pickup(new ItemStack(Item.ARROW, 1))) {
flag = false;
}
if (flag) {
this.world.makeSound(this, "random.pop", 0.2F, ((this.random.nextFloat() - this.random.nextFloat()) * 0.7F + 1.0F) * 2.0F);
entityhuman.receive(this, 1);
this.die();
}
}
}
public void b(double d0) {
this.damage = d0;
}
public double d() {
return this.damage;
}
public void a(int i) {
this.ap = i;
}
public boolean an() {
return false;
}
public void d(boolean flag) {
byte b0 = this.datawatcher.getByte(16);
if (flag) {
this.datawatcher.watch(16, Byte.valueOf((byte) (b0 | 1)));
} else {
this.datawatcher.watch(16, Byte.valueOf((byte) (b0 & -2)));
}
}
public boolean g() {
byte b0 = this.datawatcher.getByte(16);
return (b0 & 1) != 0;
}
}