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Paper/nms-patches/Chunk.patch

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--- a/net/minecraft/server/Chunk.java
+++ b/net/minecraft/server/Chunk.java
@@ -23,6 +23,8 @@
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
+import com.google.common.collect.Lists; // CraftBukkit
+
public class Chunk implements IChunkAccess {
private static final Logger d = LogManager.getLogger();
@@ -57,6 +59,35 @@
private int D;
private final AtomicInteger E;
+ // 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<Block> ticklist, TickList<FluidType> ticklist1, long k) {
this.sections = new ChunkSection[16];
this.g = new boolean[256];
@@ -94,8 +125,16 @@
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.n(), protochunk.o(), protochunk.m());
@@ -135,14 +174,15 @@
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 = protochunk.needsDecoration; // CraftBukkit
}
public Set<BlockPosition> t() {
@@ -412,8 +452,15 @@
}
}
+ // CraftBukkit start
@Nullable
public IBlockData a(BlockPosition blockposition, IBlockData iblockdata, boolean flag) {
+ return this.a(blockposition, iblockdata, flag, true);
+ }
+
+ @Nullable
+ public IBlockData a(BlockPosition blockposition, IBlockData iblockdata, boolean flag, boolean doPlace) {
+ // CraftBukkit end
int i = blockposition.getX() & 15;
int j = blockposition.getY();
int k = blockposition.getZ() & 15;
@@ -473,7 +520,8 @@
}
}
- 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);
}
@@ -653,7 +701,19 @@
@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);
+ }
+ if (tileentity == null) {
+ NBTTagCompound pending = this.h.remove(blockposition);
+ if (pending != null) {
+ this.processQueuedTile(blockposition, pending);
+ return this.a(blockposition, chunk_enumtileentitystate);
+ }
+ }
+ // CraftBukkit end
if (tileentity == null) {
if (chunk_enumtileentitystate == Chunk.EnumTileEntityState.IMMEDIATE) {
@@ -679,6 +739,11 @@
}
public void a(BlockPosition blockposition, TileEntity tileentity) {
+ // CraftBukkit start
+ if (blockposition instanceof BlockPosition.MutableBlockPosition) {
+ blockposition = new BlockPosition(blockposition);
+ }
+ // CraftBukkit end
tileentity.setWorld(this.world);
tileentity.setPosition(blockposition);
if (this.getType(blockposition).getBlock() instanceof ITileEntity) {
@@ -688,6 +753,13 @@
tileentity.z();
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()
+ + " (" + getType(blockposition) + ") where there was no entity tile!");
+ System.out.println("Chunk coordinates: " + (this.locX * 16) + "," + (this.locZ * 16));
+ new Exception().printStackTrace();
+ // CraftBukkit end
}
}
@@ -720,6 +792,40 @@
}));
}
+ // 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() {
@@ -736,9 +842,21 @@
int i = aentityslice.length;
for (int j = 0; j < i; ++j) {
- EntitySlice entityslice = aentityslice[j];
+ // CraftBukkit start
+ List<Entity> newList = Lists.newArrayList(aentityslice[j]);
+ java.util.Iterator<Entity> iter = newList.iterator();
+ while (iter.hasNext()) {
+ Entity entity = iter.next();
- this.world.b((Collection) entityslice);
+ // 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) newList);
+ // CraftBukkit end
}
}
@@ -800,8 +918,8 @@
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
}
}
}
@@ -1007,13 +1125,13 @@
@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);
}
@@ -1061,18 +1179,18 @@
}
if (this.s instanceof ProtoChunkTickList) {
- ((ProtoChunkTickList) this.s).a(this.world.J(), (blockposition) -> {
- return this.world.getType(blockposition).getBlock();
+ ((ProtoChunkTickList<Block>) this.s).a(this.world.J(), (blockposition1) -> { // CraftBukkit - decompile error
+ return this.world.getType(blockposition1).getBlock();
});
}
if (this.t instanceof ProtoChunkTickList) {
- ((ProtoChunkTickList) this.t).a(this.world.I(), (blockposition) -> {
- return this.world.b(blockposition).c();
+ ((ProtoChunkTickList<FluidType>) this.t).a(this.world.I(), (blockposition1) -> { // CraftBukkit - decompile error
+ return this.world.b(blockposition1).c();
});
}
- Iterator iterator = this.h.entrySet().iterator();
+ Iterator iterator = Maps.newHashMap(this.h).entrySet().iterator(); // CraftBukkit
while (iterator.hasNext()) {
Entry entry = (Entry) iterator.next();
@@ -1080,6 +1198,8 @@
NBTTagCompound nbttagcompound = (NBTTagCompound) entry.getValue();
if (this.getTileEntity(blockposition1) == null) {
+ // CraftBukkit start
+ /*
TileEntity tileentity;
if ("DUMMY".equals(nbttagcompound.getString("id"))) {
@@ -1101,15 +1221,43 @@
} else {
Chunk.d.warn("Tried to load a block entity for block {} but failed at location {}", this.getType(blockposition1), blockposition1);
}
+ */
+ // CraftBukkit end
}
}
- this.h.clear();
+ com.google.common.base.Preconditions.checkState(this.h.isEmpty(), "Pending tiles not empty"); // CraftBukkit
this.a(ChunkStatus.POSTPROCESSED);
this.m.a(this);
}
}
+ // CraftBukkit start
+ private void processQueuedTile(BlockPosition blockposition1, NBTTagCompound nbttagcompound) {
+ TileEntity tileentity;
+
+ if ("DUMMY".equals(nbttagcompound.getString("id"))) {
+ Block block = this.getType(blockposition1).getBlock();
+
+ if (block instanceof ITileEntity) {
+ tileentity = ((ITileEntity) block).a(this.world);
+ } else {
+ tileentity = null;
+ Chunk.d.warn("Tried to load a DUMMY block entity @ {} but found not tile entity block {} at location", blockposition1, this.getType(blockposition1));
+ }
+ } else {
+ tileentity = TileEntity.create(nbttagcompound);
+ }
+
+ if (tileentity != null) {
+ tileentity.setPosition(blockposition1);
+ this.a(tileentity);
+ } else {
+ Chunk.d.warn("Tried to load a block entity for block {} but failed at location {}", this.getType(blockposition1), blockposition1);
+ }
+ }
+ // CraftBukkit end
+
public ChunkConverter F() {
return this.m;
}
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