package net.minecraft.server; import java.util.List; // CraftBukkit start import org.bukkit.craftbukkit.CraftServer; import org.bukkit.event.entity.EntityDamageByProjectileEvent; import org.bukkit.event.entity.EntityDamageEvent; import org.bukkit.event.entity.EntityDamageEvent.DamageCause; // CraftBukkit end public class EntityArrow extends Entity { private int c = -1; private int d = -1; private int e = -1; private int f = 0; private boolean g = false; public int a = 0; public EntityLiving b; private int h; private int i = 0; 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.a(d0, d1, d2); this.height = 0.0F; } public EntityArrow(World world, EntityLiving entityliving) { super(world); this.b = entityliving; this.a(0.5F, 0.5F); this.c(entityliving.locX, entityliving.locY + (double) entityliving.p(), entityliving.locZ, entityliving.yaw, entityliving.pitch); this.locX -= (double) (MathHelper.b(this.yaw / 180.0F * 3.1415927F) * 0.16F); this.locY -= 0.10000000149011612D; this.locZ -= (double) (MathHelper.a(this.yaw / 180.0F * 3.1415927F) * 0.16F); this.a(this.locX, this.locY, this.locZ); this.height = 0.0F; this.motX = (double) (-MathHelper.a(this.yaw / 180.0F * 3.1415927F) * MathHelper.b(this.pitch / 180.0F * 3.1415927F)); this.motZ = (double) (MathHelper.b(this.yaw / 180.0F * 3.1415927F) * MathHelper.b(this.pitch / 180.0F * 3.1415927F)); this.motY = (double) (-MathHelper.a(this.pitch / 180.0F * 3.1415927F)); this.a(this.motX, this.motY, this.motZ, 1.5F, 1.0F); } protected void a() {} public void a(double d0, double d1, double d2, float f, float f1) { float f2 = MathHelper.a(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.a(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.h = 0; } public void f_() { super.f_(); if (this.lastPitch == 0.0F && this.lastYaw == 0.0F) { float f = MathHelper.a(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); } if (this.a > 0) { --this.a; } if (this.g) { int i = this.world.getTypeId(this.c, this.d, this.e); if (i == this.f) { ++this.h; if (this.h == 1200) { this.C(); } return; } this.g = 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.h = 0; this.i = 0; } else { ++this.i; } Vec3D vec3d = Vec3D.b(this.locX, this.locY, this.locZ); Vec3D vec3d1 = Vec3D.b(this.locX + this.motX, this.locY + this.motY, this.locZ + this.motZ); MovingObjectPosition movingobjectposition = this.world.a(vec3d, vec3d1); vec3d = Vec3D.b(this.locX, this.locY, this.locZ); vec3d1 = Vec3D.b(this.locX + this.motX, this.locY + this.motY, this.locZ + this.motZ); if (movingobjectposition != null) { vec3d1 = Vec3D.b(movingobjectposition.f.a, movingobjectposition.f.b, movingobjectposition.f.c); } Entity entity = null; List list = this.world.b((Entity) this, this.boundingBox.a(this.motX, this.motY, this.motZ).b(1.0D, 1.0D, 1.0D)); double d0 = 0.0D; float f1; for (int j = 0; j < list.size(); ++j) { Entity entity1 = (Entity) list.get(j); if (entity1.d_() && (entity1 != this.b || this.i >= 5)) { f1 = 0.3F; AxisAlignedBB axisalignedbb = entity1.boundingBox.b((double) f1, (double) f1, (double) f1); MovingObjectPosition movingobjectposition1 = axisalignedbb.a(vec3d, vec3d1); if (movingobjectposition1 != null) { double d1 = vec3d.a(movingobjectposition1.f); if (d1 < d0 || d0 == 0.0D) { entity = entity1; d0 = d1; } } } } if (entity != null) { movingobjectposition = new MovingObjectPosition(entity); } float f2; if (movingobjectposition != null) { if (movingobjectposition.g != null) { // CraftBukkit start boolean stick; if (entity instanceof EntityLiving) { CraftServer server = ((WorldServer) this.world).getServer(); // TODO decide if we should create DamageCause.ARROW, DamageCause.PROJECTILE // or leave as DamageCause.ENTITY_ATTACK org.bukkit.entity.Entity shooter = (this.b == null) ? null : this.b.getBukkitEntity(); org.bukkit.entity.Entity damagee = movingobjectposition.g.getBukkitEntity(); org.bukkit.entity.Entity projectile = this.getBukkitEntity(); // TODO deal with arrows being fired from a non-entity DamageCause damageCause = EntityDamageEvent.DamageCause.ENTITY_ATTACK; int damage = 4; EntityDamageByProjectileEvent event = new EntityDamageByProjectileEvent(shooter, damagee, projectile, damageCause, damage); server.getPluginManager().callEvent(event); if (!event.isCancelled()) { // this function returns if the arrow should stick in or not, i.e. !bounce stick = movingobjectposition.g.a(this.b, event.getDamage()); } else { // event was cancelled, get if the arrow should bounce or not stick = !event.getBounce(); } } else { stick = movingobjectposition.g.a(this.b, 4); } if (stick) { // CraftBukkit end this.world.a(this, "random.drr", 1.0F, 1.2F / (this.random.nextFloat() * 0.2F + 0.9F)); this.C(); } else { this.motX *= -0.10000000149011612D; this.motY *= -0.10000000149011612D; this.motZ *= -0.10000000149011612D; this.yaw += 180.0F; this.lastYaw += 180.0F; this.i = 0; } } else { this.c = movingobjectposition.b; this.d = movingobjectposition.c; this.e = movingobjectposition.d; this.f = this.world.getTypeId(this.c, this.d, this.e); this.motX = (double) ((float) (movingobjectposition.f.a - this.locX)); this.motY = (double) ((float) (movingobjectposition.f.b - this.locY)); this.motZ = (double) ((float) (movingobjectposition.f.c - this.locZ)); f2 = MathHelper.a(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.a(this, "random.drr", 1.0F, 1.2F / (this.random.nextFloat() * 0.2F + 0.9F)); this.g = true; this.a = 7; } } this.locX += this.motX; this.locY += this.motY; this.locZ += this.motZ; f2 = MathHelper.a(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 f3 = 0.99F; f1 = 0.03F; if (this.g_()) { for (int k = 0; k < 4; ++k) { float f4 = 0.25F; this.world.a("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); } f3 = 0.8F; } this.motX *= (double) f3; this.motY *= (double) f3; this.motZ *= (double) f3; this.motY -= (double) f1; this.a(this.locX, this.locY, this.locZ); } public void a(NBTTagCompound nbttagcompound) { nbttagcompound.a("xTile", (short) this.c); nbttagcompound.a("yTile", (short) this.d); nbttagcompound.a("zTile", (short) this.e); nbttagcompound.a("inTile", (byte) this.f); nbttagcompound.a("shake", (byte) this.a); nbttagcompound.a("inGround", (byte) (this.g ? 1 : 0)); } public void b(NBTTagCompound nbttagcompound) { this.c = nbttagcompound.d("xTile"); this.d = nbttagcompound.d("yTile"); this.e = nbttagcompound.d("zTile"); this.f = nbttagcompound.c("inTile") & 255; this.a = nbttagcompound.c("shake") & 255; this.g = nbttagcompound.c("inGround") == 1; } public void b(EntityHuman entityhuman) { if (!this.world.isStatic) { if (this.g && this.b == entityhuman && this.a <= 0 && entityhuman.inventory.a(new ItemStack(Item.ARROW, 1))) { this.world.a(this, "random.pop", 0.2F, ((this.random.nextFloat() - this.random.nextFloat()) * 0.7F + 1.0F) * 2.0F); entityhuman.b(this, 1); this.C(); } } } }