package net.minecraft.server;
import java.util.List;
import java.util.UUID;
import javax.annotation.Nullable;
public abstract class EntityProjectile extends Entity implements IProjectile {
private int blockX;
private int blockY;
private int blockZ;
private Block inBlockId;
protected boolean inGround;
public int shake;
public EntityLiving shooter;
public String shooterName;
private int au;
private int av;
public Entity c;
private int aw;
public EntityProjectile(World world) {
super(world);
this.blockX = -1;
this.blockY = -1;
this.blockZ = -1;
this.setSize(0.25F, 0.25F);
}
public EntityProjectile(World world, double d0, double d1, double d2) {
this(world);
this.setPosition(d0, d1, d2);
}
public EntityProjectile(World world, EntityLiving entityliving) {
this(world, entityliving.locX, entityliving.locY + (double) entityliving.getHeadHeight() - 0.10000000149011612D, entityliving.locZ);
this.shooter = entityliving;
this.projectileSource = (org.bukkit.entity.LivingEntity) entityliving.getBukkitEntity(); // CraftBukkit
}
protected void i() {}
public void a(Entity entity, float f, float f1, float f2, float f3, float f4) {
float f5 = -MathHelper.sin(f1 * 0.017453292F) * MathHelper.cos(f * 0.017453292F);
float f6 = -MathHelper.sin((f + f2) * 0.017453292F);
float f7 = MathHelper.cos(f1 * 0.017453292F) * MathHelper.cos(f * 0.017453292F);
this.shoot((double) f5, (double) f6, (double) f7, f3, f4);
this.motX += entity.motX;
this.motZ += entity.motZ;
if (!entity.onGround) {
this.motY += entity.motY;
}
}
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.yaw = (float) (MathHelper.c(d0, d2) * 57.2957763671875D);
this.pitch = (float) (MathHelper.c(d1, (double) f3) * 57.2957763671875D);
this.lastYaw = this.yaw;
this.lastPitch = this.pitch;
this.au = 0;
}
public void A_() {
this.M = this.locX;
this.N = this.locY;
this.O = this.locZ;
super.A_();
if (this.shake > 0) {
--this.shake;
}
if (this.inGround) {
if (this.world.getType(new BlockPosition(this.blockX, this.blockY, this.blockZ)).getBlock() == this.inBlockId) {
++this.au;
if (this.au == 1200) {
this.die();
}
return;
}
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.au = 0;
this.av = 0;
} else {
++this.av;
}
Vec3D vec3d = new Vec3D(this.locX, this.locY, this.locZ);
Vec3D vec3d1 = new Vec3D(this.locX + this.motX, this.locY + this.motY, this.locZ + this.motZ);
MovingObjectPosition movingobjectposition = this.world.rayTrace(vec3d, vec3d1);
vec3d = new Vec3D(this.locX, this.locY, this.locZ);
vec3d1 = new Vec3D(this.locX + this.motX, this.locY + this.motY, this.locZ + this.motZ);
if (movingobjectposition != null) {
vec3d1 = new Vec3D(movingobjectposition.pos.x, movingobjectposition.pos.y, movingobjectposition.pos.z);
}
Entity entity = null;
List list = this.world.getEntities(this, this.getBoundingBox().b(this.motX, this.motY, this.motZ).g(1.0D));
double d0 = 0.0D;
boolean flag = false;
for (int i = 0; i < list.size(); ++i) {
Entity entity1 = (Entity) list.get(i);
if (entity1.isInteractable()) {
if (entity1 == this.c) {
flag = true;
} else if (this.shooter != null && this.ticksLived < 2 && this.c == null && this.shooter == entity1) { // CraftBukkit - MC-88491
this.c = entity1;
flag = true;
} else {
flag = false;
AxisAlignedBB axisalignedbb = entity1.getBoundingBox().g(0.30000001192092896D);
MovingObjectPosition movingobjectposition1 = axisalignedbb.b(vec3d, vec3d1);
if (movingobjectposition1 != null) {
double d1 = vec3d.distanceSquared(movingobjectposition1.pos);
if (d1 < d0 || d0 == 0.0D) {
entity = entity1;
d0 = d1;
}
}
}
}
}
if (this.c != null) {
if (flag) {
this.aw = 2;
} else if (this.aw-- <= 0) {
this.c = null;
}
}
if (entity != null) {
movingobjectposition = new MovingObjectPosition(entity);
}
// Paper start - Call ProjectileCollideEvent
if (movingobjectposition != null && movingobjectposition.entity != null) {
com.destroystokyo.paper.event.entity.ProjectileCollideEvent event = org.bukkit.craftbukkit.event.CraftEventFactory.callProjectileCollideEvent(this, movingobjectposition);
if (event.isCancelled()) {
movingobjectposition = null;
}
}
// Paper end
if (movingobjectposition != null) {
if (movingobjectposition.type == MovingObjectPosition.EnumMovingObjectType.BLOCK && this.world.getType(movingobjectposition.a()).getBlock() == Blocks.PORTAL) {
this.e(movingobjectposition.a());
} else {
this.a(movingobjectposition);
// CraftBukkit start
if (this.dead) {
org.bukkit.craftbukkit.event.CraftEventFactory.callProjectileHitEvent(this, movingobjectposition);
}
// CraftBukkit end
}
}
this.locX += this.motX;
this.locY += this.motY;
this.locZ += this.motZ;
float f = MathHelper.sqrt(this.motX * this.motX + this.motZ * this.motZ);
this.yaw = (float) (MathHelper.c(this.motX, this.motZ) * 57.2957763671875D);
for (this.pitch = (float) (MathHelper.c(this.motY, (double) f) * 57.2957763671875D); 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 f1 = 0.99F;
float f2 = this.j();
if (this.isInWater()) {
for (int j = 0; j < 4; ++j) {
float f3 = 0.25F;
this.world.addParticle(EnumParticle.WATER_BUBBLE, this.locX - this.motX * 0.25D, this.locY - this.motY * 0.25D, this.locZ - this.motZ * 0.25D, this.motX, this.motY, this.motZ, new int[0]);
}
f1 = 0.8F;
}
this.motX *= (double) f1;
this.motY *= (double) f1;
this.motZ *= (double) f1;
if (!this.isNoGravity()) {
this.motY -= (double) f2;
}
this.setPosition(this.locX, this.locY, this.locZ);
}
protected float j() {
return 0.03F;
}
protected abstract void a(MovingObjectPosition movingobjectposition);
public static void a(DataConverterManager dataconvertermanager, String s) {}
public void b(NBTTagCompound nbttagcompound) {
nbttagcompound.setInt("xTile", this.blockX);
nbttagcompound.setInt("yTile", this.blockY);
nbttagcompound.setInt("zTile", this.blockZ);
MinecraftKey minecraftkey = (MinecraftKey) Block.REGISTRY.b(this.inBlockId);
nbttagcompound.setString("inTile", minecraftkey == null ? "" : minecraftkey.toString());
nbttagcompound.setByte("shake", (byte) this.shake);
nbttagcompound.setByte("inGround", (byte) (this.inGround ? 1 : 0));
if ((this.shooterName == null || this.shooterName.isEmpty()) && this.shooter instanceof EntityHuman) {
this.shooterName = this.shooter.getName();
}
nbttagcompound.setString("ownerName", this.shooterName == null ? "" : this.shooterName);
}
public void a(NBTTagCompound nbttagcompound) {
this.blockX = nbttagcompound.getInt("xTile");
this.blockY = nbttagcompound.getInt("yTile");
this.blockZ = nbttagcompound.getInt("zTile");
if (nbttagcompound.hasKeyOfType("inTile", 8)) {
this.inBlockId = Block.getByName(nbttagcompound.getString("inTile"));
} else {
this.inBlockId = Block.getById(nbttagcompound.getByte("inTile") & 255);
}
this.shake = nbttagcompound.getByte("shake") & 255;
this.inGround = nbttagcompound.getByte("inGround") == 1;
this.shooter = null;
this.shooterName = nbttagcompound.getString("ownerName");
if (this.shooterName != null && this.shooterName.isEmpty()) {
this.shooterName = null;
}
this.shooter = this.getShooter();
}
@Nullable
public EntityLiving getShooter() {
if (this.shooter == null && this.shooterName != null && !this.shooterName.isEmpty()) {
this.shooter = this.world.a(this.shooterName);
if (this.shooter == null && this.world instanceof WorldServer) {
try {
Entity entity = ((WorldServer) this.world).getEntity(UUID.fromString(this.shooterName));
if (entity instanceof EntityLiving) {
this.shooter = (EntityLiving) entity;
}
} catch (Throwable throwable) {
this.shooter = null;
}
}
}
return this.shooter;
}
}