--- a/net/minecraft/server/Chunk.java +++ b/net/minecraft/server/Chunk.java @@ -22,6 +22,13 @@ import org.apache.logging.log4j.LogManager; import org.apache.logging.log4j.Logger; +// CraftBukkit start +import com.google.common.collect.Lists; +import java.util.LinkedList; +import org.bukkit.craftbukkit.event.CraftEventFactory; +import org.bukkit.event.entity.CreatureSpawnEvent; +// CraftBukkit end + public class Chunk implements IChunkAccess { private static final Logger d = LogManager.getLogger(); @@ -57,6 +64,35 @@ private final AtomicInteger E; private final ChunkCoordIntPair F; + // 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, BiomeBase[] abiomebase, ChunkConverter chunkconverter, TickList ticklist, TickList ticklist1, long k) { this.sections = new ChunkSection[16]; this.g = new boolean[256]; @@ -95,8 +131,16 @@ this.s = ticklist; this.t = ticklist1; this.z = k; + // 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; + private boolean needsDecoration; + // CraftBukkit end + public Chunk(World world, ProtoChunk protochunk, int i, int j) { this(world, i, j, protochunk.getBiomeIndex(), protochunk.v(), protochunk.k(), protochunk.l(), protochunk.m()); @@ -136,14 +180,15 @@ HeightMap.Type heightmap_type = (HeightMap.Type) iterator.next(); if (heightmap_type.c() == HeightMap.Use.LIVE_WORLD) { - ((HeightMap) this.heightMap.computeIfAbsent(heightmap_type, (heightmap_type) -> { - return new HeightMap(this, heightmap_type); + ((HeightMap) this.heightMap.computeIfAbsent(heightmap_type, (heightmap_type1) -> { // CraftBukkit - decompile error + return new HeightMap(this, heightmap_type1); // CraftBukkit - decompile error })).a(protochunk.b(heightmap_type).b()); } } this.x = true; this.a(ChunkStatus.FULLCHUNK); + this.needsDecoration = true; // CraftBukkit } public Set t() { @@ -413,8 +458,15 @@ } } + // CraftBukkit start @Nullable public IBlockData setType(BlockPosition blockposition, IBlockData iblockdata, boolean flag) { + return this.setType(blockposition, iblockdata, flag, true); + } + + @Nullable + public IBlockData setType(BlockPosition blockposition, IBlockData iblockdata, boolean flag, boolean doPlace) { + // CraftBukkit end int i = blockposition.getX() & 15; int j = blockposition.getY(); int k = blockposition.getZ() & 15; @@ -474,7 +526,8 @@ } } - if (!this.world.isClientSide) { + // 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 && doPlace && (!this.world.captureBlockStates || block instanceof BlockTileEntity)) { iblockdata.onPlace(this.world, blockposition, iblockdata1); } @@ -654,7 +707,12 @@ @Nullable public TileEntity a(BlockPosition blockposition, Chunk.EnumTileEntityState chunk_enumtileentitystate) { - TileEntity tileentity = (TileEntity) this.tileEntities.get(blockposition); + // CraftBukkit start + TileEntity tileentity = world.capturedTileEntities.get(blockposition); + if (tileentity == null) { + tileentity = (TileEntity) this.tileEntities.get(blockposition); + } + // CraftBukkit end if (tileentity == null) { NBTTagCompound nbttagcompound = (NBTTagCompound) this.h.remove(blockposition); @@ -701,6 +759,13 @@ tileentity.z(); this.tileEntities.put(blockposition.h(), tileentity); + // CraftBukkit start + } else { + System.out.println("Attempted to place a tile entity (" + tileentity + ") at " + tileentity.position.getX() + "," + tileentity.position.getY() + "," + tileentity.position.getZ() + + " (" + getType(blockposition) + ") where there was no entity tile!"); + System.out.println("Chunk coordinates: " + (this.locX * 16) + "," + (this.locZ * 16)); + new Exception().printStackTrace(); + // CraftBukkit end } } @@ -726,13 +791,55 @@ int i = aentityslice.length; for (int j = 0; j < i; ++j) { - EntitySlice entityslice = aentityslice[j]; + // CraftBukkit start + EntitySlice entityslice = aentityslice[j]; + List toRemove = new LinkedList<>(); this.world.a(entityslice.stream().filter((entity) -> { + if (this.needsDecoration && !CraftEventFactory.doEntityAddEventCalling(this.world, entity, CreatureSpawnEvent.SpawnReason.CHUNK_GEN)) { // Only call for new chunks + toRemove.add(entity); + return false; + } return !(entity instanceof EntityHuman); })); + entityslice.removeAll(toRemove); + // CraftBukkit end } + // CraftBukkit start + org.bukkit.Server server = this.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(this.bukkitChunk, this.needsDecoration)); + + if (this.needsDecoration) { + BlockSand.instaFall = true; + java.util.Random random = new java.util.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; + server.getPluginManager().callEvent(new org.bukkit.event.world.ChunkPopulateEvent(bukkitChunk)); + } + } + // CraftBukkit end } public void removeEntities() { @@ -749,9 +856,21 @@ 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.b((Collection) entityslice); + this.world.b((Collection) newList); + // CraftBukkit end } } @@ -813,8 +932,8 @@ while (iterator.hasNext()) { Entity entity = (Entity) iterator.next(); - if (entity.getBoundingBox().c(axisalignedbb) && (predicate == null || predicate.test(entity))) { - list.add(entity); + if (entity.getBoundingBox().c(axisalignedbb) && (predicate == null || predicate.test((T) entity))) { // CraftBukkit - fix decompile error + list.add((T) entity); // Fix decompile error } } } @@ -1020,13 +1139,13 @@ @Nullable public LongSet b(String s) { - return (LongSet) this.q.computeIfAbsent(s, (s) -> { + return (LongSet) this.q.computeIfAbsent(s, (s1) -> { // CraftBukkit - decompile error return new LongOpenHashSet(); }); } public void a(String s, long i) { - ((LongSet) this.q.computeIfAbsent(s, (s) -> { + ((LongSet) this.q.computeIfAbsent(s, (s1) -> { // CraftBukkit - decompile error return new LongOpenHashSet(); })).add(i); } @@ -1074,14 +1193,14 @@ } if (this.s instanceof ProtoChunkTickList) { - ((ProtoChunkTickList) this.s).a(this.world.getBlockTickList(), (blockposition) -> { - return this.world.getType(blockposition).getBlock(); + ((ProtoChunkTickList) this.s).a(this.world.getBlockTickList(), (blockposition1) -> { // CraftBukkit - decompile error + return this.world.getType(blockposition1).getBlock(); }); } if (this.t instanceof ProtoChunkTickList) { - ((ProtoChunkTickList) this.t).a(this.world.getFluidTickList(), (blockposition) -> { - return this.world.getFluid(blockposition).c(); + ((ProtoChunkTickList) this.t).a(this.world.getFluidTickList(), (blockposition1) -> { // CraftBukkit - decompile error + return this.world.getFluid(blockposition1).c(); }); }