net.minecraft.server.EntityProjectile Maven / Gradle / Ivy

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package net.minecraft.server;

import org.bukkit.entity.Projectile;
import org.jetbrains.annotations.NotNull;

import java.util.List;
import java.util.UUID;

public abstract class EntityProjectile extends Entity implements IProjectile {

  public int shake;
  public EntityLiving shooter;
  public String shooterName;
  protected boolean inGround;
  private int blockX = -1;
  private int blockY = -1;
  private int blockZ = -1;
  private Block inBlockId;
  private int i;
  private int ar;

  @NotNull
  @Override
  public Projectile getEntity() {
    return (Projectile) super.getEntity();
  }

  public EntityProjectile(World world) {
    super(world);
    this.setSize(0.25F, 0.25F);
  }

  public EntityProjectile(World world, EntityLiving entityliving) {
    super(world);
    this.shooter = entityliving;
    this.projectileSource = (org.bukkit.entity.LivingEntity) entityliving.getBukkitEntity(); // CraftBukkit
    this.setSize(0.25F, 0.25F);
    this.setPositionRotation(entityliving.locX, entityliving.locY + (double) entityliving.getHeadHeight(), entityliving.locZ, entityliving.yaw, entityliving.pitch);
    this.locX -= MathHelper.cos(this.yaw / 180.0F * 3.1415927F) * 0.16F;
    this.locY -= 0.10000000149011612D;
    this.locZ -= MathHelper.sin(this.yaw / 180.0F * 3.1415927F) * 0.16F;
    this.setPosition(this.locX, this.locY, this.locZ);
    float f = 0.4F;

    this.motX = -MathHelper.sin(this.yaw / 180.0F * 3.1415927F) * MathHelper.cos(this.pitch / 180.0F * 3.1415927F) * f;
    this.motZ = MathHelper.cos(this.yaw / 180.0F * 3.1415927F) * MathHelper.cos(this.pitch / 180.0F * 3.1415927F) * f;
    this.motY = -MathHelper.sin((this.pitch + this.l()) / 180.0F * 3.1415927F) * f;
    this.shoot(this.motX, this.motY, this.motZ, this.j(), 1.0F);
  }

  public EntityProjectile(World world, double d0, double d1, double d2) {
    super(world);
    this.i = 0;
    this.setSize(0.25F, 0.25F);
    this.setPosition(d0, d1, d2);
  }

  protected void h() {
  }

  protected float j() {
    return 1.5F;
  }

  protected float l() {
    return 0.0F;
  }

  public void shoot(double d0, double d1, double d2, float f, float f1) {
    float f2 = MathHelper.sqrt(d0 * d0 + d1 * d1 + d2 * d2);

    d0 /= f2;
    d1 /= f2;
    d2 /= 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 *= f;
    d1 *= f;
    d2 *= f;
    this.motX = d0;
    this.motY = d1;
    this.motZ = d2;
    float f3 = MathHelper.sqrt(d0 * d0 + d2 * d2);

    this.lastYaw = this.yaw = (float) (MathHelper.b(d0, d2) * 180.0D / 3.1415927410125732D);
    this.lastPitch = this.pitch = (float) (MathHelper.b(d1, f3) * 180.0D / 3.1415927410125732D);
    this.i = 0;
  }

  public void t_() {
    this.P = this.locX;
    this.Q = this.locY;
    this.R = this.locZ;
    super.t_();
    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.i;
        if (this.i == 1200) {
          this.die();
        }

        return;
      }

      this.inGround = false;
      this.motX *= this.random.nextFloat() * 0.2F;
      this.motY *= this.random.nextFloat() * 0.2F;
      this.motZ *= this.random.nextFloat() * 0.2F;
      this.i = 0;
      this.ar = 0;
    } else {
      ++this.ar;
    }

    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.a, movingobjectposition.pos.b, movingobjectposition.pos.c);
    }

    if (!this.world.isClientSide) {
      Entity entity = null;
      List list = this.world.getEntities(this, this.getBoundingBox().a(this.motX, this.motY, this.motZ).grow(1.0D, 1.0D, 1.0D));
      double d0 = 0.0D;
      EntityLiving entityliving = this.getShooter();

      for (int i = 0; i < list.size(); ++i) {
        Entity entity1 = (Entity) list.get(i);

        if (entity1.ad() && (entity1 != entityliving || this.ar >= 5)) {
          float f = 0.3F;
          AxisAlignedBB axisalignedbb = entity1.getBoundingBox().grow(f, f, f);
          MovingObjectPosition movingobjectposition1 = axisalignedbb.a(vec3d, vec3d1);

          if (movingobjectposition1 != null) {
            double d1 = vec3d.distanceSquared(movingobjectposition1.pos);

            if (d1 < d0 || d0 == 0.0D) {
              entity = entity1;
              d0 = d1;
            }
          }
        }
      }

      if (entity != null) {
        movingobjectposition = new MovingObjectPosition(entity);
      }
    }

    if (movingobjectposition != null) {
      if (movingobjectposition.type == MovingObjectPosition.EnumMovingObjectType.BLOCK && this.world.getType(movingobjectposition.a()).getBlock() == Blocks.PORTAL) {
        this.d(movingobjectposition.a());
      } else {
        this.a(movingobjectposition);
        // CraftBukkit start
        if (this.dead) {
          org.bukkit.craftbukkit.event.CraftEventFactory.callProjectileHitEvent(this);
        }
        // CraftBukkit end
      }
    }

    this.locX += this.motX;
    this.locY += this.motY;
    this.locZ += this.motZ;
    float f1 = MathHelper.sqrt(this.motX * this.motX + this.motZ * this.motZ);

    this.yaw = (float) (MathHelper.b(this.motX, this.motZ) * 180.0D / 3.1415927410125732D);

    for (this.pitch = (float) (MathHelper.b(this.motY, f1) * 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 f2 = 0.99F;
    float f3 = this.m();

    if (this.V()) {
      for (int j = 0; j < 4; ++j) {
        float f4 = 0.25F;

        this.world.addParticle(EnumParticle.WATER_BUBBLE, this.locX - this.motX * (double) f4, this.locY - this.motY * (double) f4, this.locZ - this.motZ * (double) f4, this.motX, this.motY, this.motZ);
      }

      f2 = 0.8F;
    }

    this.motX *= f2;
    this.motY *= f2;
    this.motZ *= f2;
    this.motY -= f3;
    this.setPosition(this.locX, this.locY, this.locZ);
  }

  protected float m() {
    return 0.03F;
  }

  protected abstract void a(MovingObjectPosition movingobjectposition);

  public void b(NBTTagCompound nbttagcompound) {
    nbttagcompound.setShort("xTile", (short) this.blockX);
    nbttagcompound.setShort("yTile", (short) this.blockY);
    nbttagcompound.setShort("zTile", (short) this.blockZ);
    MinecraftKey minecraftkey = Block.REGISTRY.c(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.length() == 0) && 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.getShort("xTile");
    this.blockY = nbttagcompound.getShort("yTile");
    this.blockZ = nbttagcompound.getShort("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.length() == 0) {
      this.shooterName = null;
    }

    this.shooter = this.getShooter();
  }

  public EntityLiving getShooter() {
    if (this.shooter == null && this.shooterName != null && this.shooterName.length() > 0) {
      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;
  }
}