--- a/net/minecraft/server/Chunk.java +++ b/net/minecraft/server/Chunk.java @@ -14,6 +14,9 @@ import org.apache.logging.log4j.LogManager; import org.apache.logging.log4j.Logger; +import com.google.common.collect.Lists; // CraftBukkit +import org.bukkit.Server; // CraftBukkit + public class Chunk { private static final Logger e = LogManager.getLogger(); @@ -42,6 +45,35 @@ private final ConcurrentLinkedQueue y; public boolean d; + // CraftBukkit start - Neighbor loaded cache for chunk lighting and entity ticking + private int neighbors = 0x1 << 12; + public long chunkKey; + + public boolean areNeighborsLoaded(final int radius) { + switch (radius) { + case 2: + return this.neighbors == Integer.MAX_VALUE >> 6; + case 1: + final int mask = + // x z offset x z offset x z offset + (0x1 << (1 * 5 + 1 + 12)) | (0x1 << (0 * 5 + 1 + 12)) | (0x1 << (-1 * 5 + 1 + 12)) | + (0x1 << (1 * 5 + 0 + 12)) | (0x1 << (0 * 5 + 0 + 12)) | (0x1 << (-1 * 5 + 0 + 12)) | + (0x1 << (1 * 5 + -1 + 12)) | (0x1 << (0 * 5 + -1 + 12)) | (0x1 << (-1 * 5 + -1 + 12)); + return (this.neighbors & mask) == mask; + default: + throw new UnsupportedOperationException(String.valueOf(radius)); + } + } + + public void setNeighborLoaded(final int x, final int z) { + this.neighbors |= 0x1 << (x * 5 + 12 + z); + } + + public void setNeighborUnloaded(final int x, final int z) { + this.neighbors &= ~(0x1 << (x * 5 + 12 + z)); + } + // CraftBukkit end + public Chunk(World world, int i, int j) { this.sections = new ChunkSection[16]; this.g = new byte[256]; @@ -62,8 +94,15 @@ Arrays.fill(this.h, -999); Arrays.fill(this.g, (byte) -1); + // CraftBukkit start + this.bukkitChunk = new org.bukkit.craftbukkit.CraftChunk(this); + this.chunkKey = ChunkCoordIntPair.a(this.locX, this.locZ); } + public org.bukkit.Chunk bukkitChunk; + public boolean mustSave; + // CraftBukkit end + public Chunk(World world, ChunkSnapshot chunksnapshot, int i, int j) { this(world, i, j); boolean flag = true; @@ -467,7 +506,8 @@ } } - if (!this.world.isClientSide && block1 != block) { + // CraftBukkit - Don't place while processing the BlockPlaceEvent, unless it's a BlockContainer. Prevents blocks such as TNT from activating when cancelled. + if (!this.world.isClientSide && block1 != block && (!this.world.captureBlockStates || block instanceof BlockTileEntity)) { block.onPlace(this.world, blockposition, iblockdata); } @@ -604,7 +644,15 @@ @Nullable public TileEntity a(BlockPosition blockposition, Chunk.EnumTileEntityState chunk_enumtileentitystate) { - TileEntity tileentity = (TileEntity) this.tileEntities.get(blockposition); + // CraftBukkit start + TileEntity tileentity = null; + if (world.captureBlockStates) { + tileentity = world.capturedTileEntities.get(blockposition); + } + if (tileentity == null) { + tileentity = (TileEntity) this.tileEntities.get(blockposition); + } + // CraftBukkit end if (tileentity == null) { if (chunk_enumtileentitystate == Chunk.EnumTileEntityState.IMMEDIATE) { @@ -639,6 +687,13 @@ tileentity.A(); this.tileEntities.put(blockposition, tileentity); + // CraftBukkit start + } else { + System.out.println("Attempted to place a tile entity (" + tileentity + ") at " + tileentity.position.getX() + "," + tileentity.position.getY() + "," + tileentity.position.getZ() + + " (" + org.bukkit.craftbukkit.util.CraftMagicNumbers.getMaterial(getBlockData(blockposition).getBlock()) + ") where there was no entity tile!"); + System.out.println("Chunk coordinates: " + (this.locX * 16) + "," + (this.locZ * 16)); + new Exception().printStackTrace(); + // CraftBukkit end } } @@ -681,9 +736,21 @@ int i = aentityslice.length; for (int j = 0; j < i; ++j) { - EntitySlice entityslice = aentityslice[j]; + // CraftBukkit start + List newList = Lists.newArrayList(aentityslice[j]); + java.util.Iterator iter = newList.iterator(); + while (iter.hasNext()) { + Entity entity = iter.next(); + + // Do not pass along players, as doing so can get them stuck outside of time. + // (which for example disables inventory icon updates and prevents block breaking) + if (entity instanceof EntityPlayer) { + iter.remove(); + } + } - this.world.c((Collection) entityslice); + this.world.c(newList); + // CraftBukkit end } } @@ -745,8 +812,8 @@ while (iterator.hasNext()) { Entity entity = (Entity) iterator.next(); - if (entity.getBoundingBox().c(axisalignedbb) && (predicate == null || predicate.apply(entity))) { - list.add(entity); + if (entity.getBoundingBox().c(axisalignedbb) && (predicate == null || predicate.apply((T) entity))) { // CraftBukkit - fix decompile error + list.add((T) entity); // Fix decompile error } } } @@ -773,7 +840,34 @@ return false; } - public void loadNearby(IChunkProvider ichunkprovider, ChunkGenerator chunkgenerator) { + // CraftBukkit start + public void loadNearby(IChunkProvider ichunkprovider, ChunkGenerator chunkgenerator, boolean newChunk) { + Server server = world.getServer(); + if (server != null) { + /* + * If it's a new world, the first few chunks are generated inside + * the World constructor. We can't reliably alter that, so we have + * no way of creating a CraftWorld/CraftServer at that point. + */ + server.getPluginManager().callEvent(new org.bukkit.event.world.ChunkLoadEvent(bukkitChunk, newChunk)); + } + + // Update neighbor counts + for (int x = -2; x < 3; x++) { + for (int z = -2; z < 3; z++) { + if (x == 0 && z == 0) { + continue; + } + + Chunk neighbor = getWorld().getChunkIfLoaded(locX + x, locZ + z); + if (neighbor != null) { + neighbor.setNeighborLoaded(-x, -z); + setNeighborLoaded(x, z); + } + } + } + // CraftBukkit end + Chunk chunk = ichunkprovider.getLoadedChunkAt(this.locX, this.locZ - 1); Chunk chunk1 = ichunkprovider.getLoadedChunkAt(this.locX + 1, this.locZ); Chunk chunk2 = ichunkprovider.getLoadedChunkAt(this.locX, this.locZ + 1); @@ -809,6 +903,29 @@ } else { this.o(); chunkgenerator.recreateStructures(this.locX, this.locZ); + + // CraftBukkit start + BlockSand.instaFall = true; + Random random = new Random(); + random.setSeed(world.getSeed()); + long xRand = random.nextLong() / 2L * 2L + 1L; + long zRand = random.nextLong() / 2L * 2L + 1L; + random.setSeed((long) locX * xRand + (long) locZ * zRand ^ world.getSeed()); + + org.bukkit.World world = this.world.getWorld(); + if (world != null) { + this.world.populating = true; + try { + for (org.bukkit.generator.BlockPopulator populator : world.getPopulators()) { + populator.populate(world, random, bukkitChunk); + } + } finally { + this.world.populating = false; + } + } + BlockSand.instaFall = false; + this.world.getServer().getPluginManager().callEvent(new org.bukkit.event.world.ChunkPopulateEvent(bukkitChunk)); + // CraftBukkit end this.markDirty(); }