--- ../work/decompile-8eb82bde//net/minecraft/server/EntityEnderDragon.java 2014-11-28 17:43:43.081707435 +0000 +++ src/main/java/net/minecraft/server/EntityEnderDragon.java 2014-11-28 17:38:21.000000000 +0000 @@ -5,6 +5,17 @@ import java.util.Iterator; import java.util.List; +// CraftBukkit start +import org.bukkit.block.BlockState; +import org.bukkit.craftbukkit.event.CraftEventFactory; +import org.bukkit.craftbukkit.util.BlockStateListPopulator; +import org.bukkit.event.entity.EntityCreatePortalEvent; +import org.bukkit.event.entity.EntityExplodeEvent; +import org.bukkit.event.entity.EntityRegainHealthEvent; +import org.bukkit.event.entity.EntityTargetEvent; +import org.bukkit.Bukkit; +// CraftBukkit end + public class EntityEnderDragon extends EntityInsentient implements IComplex, IMonster { public double a; @@ -27,6 +38,7 @@ private Entity by; public int bw; public EntityEnderCrystal bx; + private Explosion explosionSource = new Explosion(null, this, Double.NaN, Double.NaN, Double.NaN, Float.NaN, true, true); // CraftBukkit - reusable source for CraftTNTPrimed.getSource() public EntityEnderDragon(World world) { super(world); @@ -120,21 +132,21 @@ if (this.world.isStatic) { if (this.ba > 0) { - d3 = this.locX + (this.bb - this.locX) / (double) this.ba; - d0 = this.locY + (this.bc - this.locY) / (double) this.ba; - d1 = this.locZ + (this.bd - this.locZ) / (double) this.ba; - d2 = MathHelper.g(this.be - (double) this.yaw); - this.yaw = (float) ((double) this.yaw + d2 / (double) this.ba); + d0 = this.locX + (this.bb - this.locX) / (double) this.ba; + d1 = this.locY + (this.bc - this.locY) / (double) this.ba; + d2 = this.locZ + (this.bd - this.locZ) / (double) this.ba; + d3 = MathHelper.g(this.be - (double) this.yaw); + this.yaw = (float) ((double) this.yaw + d3 / (double) this.ba); this.pitch = (float) ((double) this.pitch + (this.bf - (double) this.pitch) / (double) this.ba); --this.ba; - this.setPosition(d3, d0, d1); + this.setPosition(d0, d1, d2); this.setYawPitch(this.yaw, this.pitch); } } else { - d3 = this.a - this.locX; - d0 = this.b - this.locY; - d1 = this.c - this.locZ; - d2 = d3 * d3 + d0 * d0 + d1 * d1; + d0 = this.a - this.locX; + d1 = this.b - this.locY; + d2 = this.c - this.locZ; + d3 = d0 * d0 + d1 * d1 + d2 * d2; double d4; if (this.by != null) { @@ -155,16 +167,16 @@ this.c += this.random.nextGaussian() * 2.0D; } - if (this.bu || d2 < 100.0D || d2 > 22500.0D || this.positionChanged || this.E) { + if (this.bu || d3 < 100.0D || d3 > 22500.0D || this.positionChanged || this.E) { this.cd(); } - d0 /= (double) MathHelper.sqrt(d3 * d3 + d1 * d1); + d1 /= (double) MathHelper.sqrt(d0 * d0 + d2 * d2); f3 = 0.6F; - d0 = MathHelper.a(d0, (double) (-f3), (double) f3); - this.motY += d0 * 0.10000000149011612D; + d1 = MathHelper.a(d1, (double) (-f3), (double) f3); + this.motY += d1 * 0.10000000149011612D; this.yaw = MathHelper.g(this.yaw); - double d8 = 180.0D - Math.atan2(d3, d1) * 180.0D / 3.1415927410125732D; + double d8 = 180.0D - Math.atan2(d0, d2) * 180.0D / 3.1415927410125732D; double d9 = MathHelper.g(d8 - (double) this.yaw); if (d9 > 50.0D) { @@ -290,12 +302,21 @@ if (this.bx != null) { if (this.bx.dead) { if (!this.world.isStatic) { + CraftEventFactory.entityDamage = this.bx; // CraftBukkit this.a(this.bl, DamageSource.explosion((Explosion) null), 10.0F); + CraftEventFactory.entityDamage = null; // CraftBukkit } this.bx = null; } else if (this.ticksLived % 10 == 0 && this.getHealth() < this.getMaxHealth()) { - this.setHealth(this.getHealth() + 1.0F); + // CraftBukkit start + EntityRegainHealthEvent event = new EntityRegainHealthEvent(this.getBukkitEntity(), 1.0D, EntityRegainHealthEvent.RegainReason.ENDER_CRYSTAL); + this.world.getServer().getPluginManager().callEvent(event); + + if (!event.isCancelled()) { + this.setHealth((float) (this.getHealth() + event.getAmount())); + } + // CraftBukkit end } } @@ -364,7 +385,19 @@ } if (this.random.nextInt(2) == 0 && !arraylist.isEmpty()) { - this.by = (Entity) arraylist.get(this.random.nextInt(arraylist.size())); + // CraftBukkit start + Entity target = (Entity) this.world.players.get(this.random.nextInt(this.world.players.size())); + EntityTargetEvent event = new EntityTargetEvent(this.getBukkitEntity(), target.getBukkitEntity(), EntityTargetEvent.TargetReason.RANDOM_TARGET); + this.world.getServer().getPluginManager().callEvent(event); + + if (!event.isCancelled()) { + if (event.getTarget() == null) { + this.by = null; + } else { + this.by = ((org.bukkit.craftbukkit.entity.CraftEntity) event.getTarget()).getHandle(); + } + } + // CraftBukkit end } else { boolean flag; @@ -399,6 +432,11 @@ int j1 = MathHelper.floor(axisalignedbb.f); boolean flag = false; boolean flag1 = false; + + // CraftBukkit start - Create a list to hold all the destroyed blocks + List<org.bukkit.block.Block> destroyedBlocks = new java.util.ArrayList<org.bukkit.block.Block>(); + org.bukkit.craftbukkit.CraftWorld craftWorld = this.world.getWorld(); + // CraftBukkit end for (int k1 = i; k1 <= l; ++k1) { for (int l1 = j; l1 <= i1; ++l1) { @@ -407,7 +445,11 @@ if (block.getMaterial() != Material.AIR) { if (block != Blocks.BARRIER && block != Blocks.OBSIDIAN && block != Blocks.END_STONE && block != Blocks.BEDROCK && block != Blocks.COMMAND_BLOCK && this.world.getGameRules().getBoolean("mobGriefing")) { - flag1 = this.world.setAir(new BlockPosition(k1, l1, i2)) || flag1; + // CraftBukkit start - Add blocks to list rather than destroying them + // flag1 = this.world.setAir(new BlockPosition(k1, l1, i2)) || flag1; + flag1 = true; + destroyedBlocks.add(craftWorld.getBlockAt(k1, l1, i2)); + // CraftBukkit end } else { flag = true; } @@ -417,6 +459,40 @@ } if (flag1) { + // CraftBukkit start - Set off an EntityExplodeEvent for the dragon exploding all these blocks + org.bukkit.entity.Entity bukkitEntity = this.getBukkitEntity(); + EntityExplodeEvent event = new EntityExplodeEvent(bukkitEntity, bukkitEntity.getLocation(), destroyedBlocks, 0F); + Bukkit.getPluginManager().callEvent(event); + if (event.isCancelled()) { + // This flag literally means 'Dragon hit something hard' (Obsidian, White Stone or Bedrock) and will cause the dragon to slow down. + // We should consider adding an event extension for it, or perhaps returning true if the event is cancelled. + return flag; + } else if (event.getYield() == 0F) { + // Yield zero ==> no drops + for (org.bukkit.block.Block block : event.blockList()) { + this.world.setAir(new BlockPosition(block.getX(), block.getY(), block.getZ())); + } + } else { + for (org.bukkit.block.Block block : event.blockList()) { + org.bukkit.Material blockId = block.getType(); + if (blockId == org.bukkit.Material.AIR) { + continue; + } + + int blockX = block.getX(); + int blockY = block.getY(); + int blockZ = block.getZ(); + + Block nmsBlock = org.bukkit.craftbukkit.util.CraftMagicNumbers.getBlock(blockId); + if (nmsBlock.a(explosionSource)) { + nmsBlock.dropNaturally(this.world, new BlockPosition(blockX, blockY, blockZ), nmsBlock.fromLegacyData(block.getData()), event.getYield(), 0); + } + nmsBlock.wasExploded(world, new BlockPosition(blockX, blockY, blockZ), explosionSource); + + this.world.setAir(new BlockPosition(blockX, blockY, blockZ)); + } + } + // CraftBukkit end double d0 = axisalignedbb.a + (axisalignedbb.d - axisalignedbb.a) * (double) this.random.nextFloat(); double d1 = axisalignedbb.b + (axisalignedbb.e - axisalignedbb.b) * (double) this.random.nextFloat(); double d2 = axisalignedbb.c + (axisalignedbb.f - axisalignedbb.c) * (double) this.random.nextFloat(); @@ -464,6 +540,7 @@ } protected void aY() { + if (this.dead) return; // CraftBukkit - can't kill what's already dead ++this.bw; if (this.bw >= 180 && this.bw <= 200) { float f = (this.random.nextFloat() - 0.5F) * 8.0F; @@ -478,7 +555,7 @@ if (!this.world.isStatic) { if (this.bw > 150 && this.bw % 5 == 0 && this.world.getGameRules().getBoolean("doMobLoot")) { - i = 1000; + i = this.expToDrop / 12; // CraftBukkit - drop experience as dragon falls from sky. use experience drop from death event. This is now set in getExpReward() while (i > 0) { j = EntityExperienceOrb.getOrbValue(i); @@ -488,14 +565,30 @@ } if (this.bw == 1) { - this.world.a(1018, new BlockPosition(this), 0); + // CraftBukkit start - Use relative location for far away sounds + // this.world.a(1018, new BlockPosition(this), 0); + int viewDistance = ((WorldServer) this.world).getServer().getViewDistance() * 16; + for (EntityPlayer player : (List<EntityPlayer>) this.world.players) { + double deltaX = this.locX - player.locX; + double deltaZ = this.locZ - player.locZ; + double distanceSquared = deltaX * deltaX + deltaZ * deltaZ; + if (distanceSquared > viewDistance * viewDistance) { + double deltaLength = Math.sqrt(distanceSquared); + double relativeX = player.locX + (deltaX / deltaLength) * viewDistance; + double relativeZ = player.locZ + (deltaZ / deltaLength) * viewDistance; + player.playerConnection.sendPacket(new PacketPlayOutWorldEvent(1018, new BlockPosition((int) relativeX, (int) this.locY, (int) relativeZ), 0, true)); + } else { + player.playerConnection.sendPacket(new PacketPlayOutWorldEvent(1018, new BlockPosition((int) this.locX, (int) this.locY, (int) this.locZ), 0, true)); + } + } + // CraftBukkit end } } this.move(0.0D, 0.10000000149011612D, 0.0D); this.aG = this.yaw += 20.0F; if (this.bw == 200 && !this.world.isStatic) { - i = 2000; + i = this.expToDrop - (10 * this.expToDrop / 12); // CraftBukkit - drop the remaining experience while (i > 0) { j = EntityExperienceOrb.getOrbValue(i); @@ -513,6 +606,9 @@ boolean flag = true; double d0 = 12.25D; double d1 = 6.25D; + + // CraftBukkit start - Replace any "this.world" in the following with just "world"! + BlockStateListPopulator world = new BlockStateListPopulator(this.world.getWorld()); for (int i = -1; i <= 32; ++i) { for (int j = -4; j <= 4; ++j) { @@ -524,31 +620,51 @@ if (i < 0) { if (d2 <= 6.25D) { - this.world.setTypeUpdate(blockposition1, Blocks.BEDROCK.getBlockData()); + world.setTypeUpdate(blockposition1, Blocks.BEDROCK.getBlockData()); } } else if (i > 0) { - this.world.setTypeUpdate(blockposition1, Blocks.AIR.getBlockData()); + world.setTypeUpdate(blockposition1, Blocks.AIR.getBlockData()); } else if (d2 > 6.25D) { - this.world.setTypeUpdate(blockposition1, Blocks.BEDROCK.getBlockData()); + world.setTypeUpdate(blockposition1, Blocks.BEDROCK.getBlockData()); } else { - this.world.setTypeUpdate(blockposition1, Blocks.END_PORTAL.getBlockData()); + world.setTypeUpdate(blockposition1, Blocks.END_PORTAL.getBlockData()); } } } } } - this.world.setTypeUpdate(blockposition, Blocks.BEDROCK.getBlockData()); - this.world.setTypeUpdate(blockposition.up(), Blocks.BEDROCK.getBlockData()); + world.setTypeUpdate(blockposition, Blocks.BEDROCK.getBlockData()); + world.setTypeUpdate(blockposition.up(), Blocks.BEDROCK.getBlockData()); BlockPosition blockposition2 = blockposition.up(2); - this.world.setTypeUpdate(blockposition2, Blocks.BEDROCK.getBlockData()); - this.world.setTypeUpdate(blockposition2.west(), Blocks.TORCH.getBlockData().set(BlockTorch.FACING, EnumDirection.EAST)); - this.world.setTypeUpdate(blockposition2.east(), Blocks.TORCH.getBlockData().set(BlockTorch.FACING, EnumDirection.WEST)); - this.world.setTypeUpdate(blockposition2.north(), Blocks.TORCH.getBlockData().set(BlockTorch.FACING, EnumDirection.SOUTH)); - this.world.setTypeUpdate(blockposition2.south(), Blocks.TORCH.getBlockData().set(BlockTorch.FACING, EnumDirection.NORTH)); - this.world.setTypeUpdate(blockposition.up(3), Blocks.BEDROCK.getBlockData()); - this.world.setTypeUpdate(blockposition.up(4), Blocks.DRAGON_EGG.getBlockData()); + world.setTypeUpdate(blockposition2, Blocks.BEDROCK.getBlockData()); + world.setTypeUpdate(blockposition2.west(), Blocks.TORCH.getBlockData().set(BlockTorch.FACING, EnumDirection.EAST)); + world.setTypeUpdate(blockposition2.east(), Blocks.TORCH.getBlockData().set(BlockTorch.FACING, EnumDirection.WEST)); + world.setTypeUpdate(blockposition2.north(), Blocks.TORCH.getBlockData().set(BlockTorch.FACING, EnumDirection.SOUTH)); + world.setTypeUpdate(blockposition2.south(), Blocks.TORCH.getBlockData().set(BlockTorch.FACING, EnumDirection.NORTH)); + world.setTypeUpdate(blockposition.up(3), Blocks.BEDROCK.getBlockData()); + world.setTypeUpdate(blockposition.up(4), Blocks.DRAGON_EGG.getBlockData()); + + EntityCreatePortalEvent event = new EntityCreatePortalEvent((org.bukkit.entity.LivingEntity) this.getBukkitEntity(), java.util.Collections.unmodifiableList(world.getList()), org.bukkit.PortalType.ENDER); + this.world.getServer().getPluginManager().callEvent(event); + + if (!event.isCancelled()) { + for (BlockState state : event.getBlocks()) { + state.update(true); + } + } else { + for (BlockState state : event.getBlocks()) { + PacketPlayOutBlockChange packet = new PacketPlayOutBlockChange(this.world, new BlockPosition(state.getX(), state.getY(), state.getZ())); + for (Iterator it = this.world.players.iterator(); it.hasNext();) { + EntityHuman entity = (EntityHuman) it.next(); + if (entity instanceof EntityPlayer) { + ((EntityPlayer) entity).playerConnection.sendPacket(packet); + } + } + } + } + // CraftBukkit end } protected void D() {} @@ -576,4 +692,12 @@ protected float bA() { return 5.0F; } + + // CraftBukkit start + public int getExpReward() { + // This value is equal to the amount of experience dropped while falling from the sky (10 * 1000) + // plus what is dropped when the dragon hits the ground (2000) + return 12000; + } + // CraftBukkit end }