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Paper/nms-patches/World.patch

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--- ../work/decompile-8eb82bde/net/minecraft/server/World.java 2015-01-05 09:42:04.285856834 +1100
+++ src/main/java/net/minecraft/server/World.java 2015-01-05 09:42:04.293856810 +1100
@@ -13,6 +13,22 @@
import java.util.UUID;
import java.util.concurrent.Callable;
+// CraftBukkit start
+import org.bukkit.Bukkit;
+import org.bukkit.block.BlockState;
+import org.bukkit.craftbukkit.util.CraftMagicNumbers;
+import org.bukkit.craftbukkit.util.LongHashSet;
+import org.bukkit.generator.ChunkGenerator;
+import org.bukkit.craftbukkit.CraftServer;
+import org.bukkit.craftbukkit.CraftWorld;
+import org.bukkit.craftbukkit.event.CraftEventFactory;
+import org.bukkit.event.block.BlockCanBuildEvent;
+import org.bukkit.event.block.BlockPhysicsEvent;
+import org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason;
+import org.bukkit.event.weather.WeatherChangeEvent;
+import org.bukkit.event.weather.ThunderChangeEvent;
+// CraftBukkit end
+
public abstract class World implements IBlockAccess {
protected boolean e;
@@ -47,7 +63,8 @@
private final Calendar J = Calendar.getInstance();
public Scoreboard scoreboard = new Scoreboard();
public final boolean isStatic;
- protected Set chunkTickList = Sets.newHashSet();
+ // CraftBukkit - longhashset
+ protected LongHashSet chunkTickList = new LongHashSet();
private int K;
public boolean allowMonsters;
public boolean allowAnimals;
@@ -55,7 +72,52 @@
private final WorldBorder M;
int[] H;
- protected World(IDataManager idatamanager, WorldData worlddata, WorldProvider worldprovider, MethodProfiler methodprofiler, boolean flag) {
+ // CraftBukkit start Added the following
+ private final CraftWorld world;
+ public boolean pvpMode;
+ public boolean keepSpawnInMemory = true;
+ public ChunkGenerator generator;
+
+ public boolean captureBlockStates = false;
+ public boolean captureTreeGeneration = false;
+ public ArrayList<BlockState> capturedBlockStates= new ArrayList<BlockState>(){
+ @Override
+ public boolean add( BlockState blockState ) {
+ Iterator<BlockState> blockStateIterator = this.iterator();
+ while( blockStateIterator.hasNext() ) {
+ BlockState blockState1 = blockStateIterator.next();
+ if ( blockState1.getLocation().equals( blockState.getLocation() ) ) {
+ return false;
+ }
+ }
+
+ return super.add( blockState );
+ }
+ };
+ public long ticksPerAnimalSpawns;
+ public long ticksPerMonsterSpawns;
+ public boolean populating;
+ private int tickPosition;
+
+ public CraftWorld getWorld() {
+ return this.world;
+ }
+
+ public CraftServer getServer() {
+ return (CraftServer) Bukkit.getServer();
+ }
+
+ public Chunk getChunkIfLoaded(int x, int z) {
+ return ((ChunkProviderServer) this.chunkProvider).getChunkIfLoaded(x, z);
+ }
+
+ protected World(IDataManager idatamanager, WorldData worlddata, WorldProvider worldprovider, MethodProfiler methodprofiler, boolean flag, ChunkGenerator gen, org.bukkit.World.Environment env) {
+ this.generator = gen;
+ this.world = new CraftWorld((WorldServer) this, gen, env);
+ this.ticksPerAnimalSpawns = this.getServer().getTicksPerAnimalSpawns(); // CraftBukkit
+ this.ticksPerMonsterSpawns = this.getServer().getTicksPerMonsterSpawns(); // CraftBukkit
+ // CraftBukkit end
+
this.K = this.random.nextInt(12000);
this.allowMonsters = true;
this.allowAnimals = true;
@@ -66,6 +128,10 @@
this.worldProvider = worldprovider;
this.isStatic = flag;
this.M = worldprovider.getWorldBorder();
+ this.M.world = (WorldServer) this; // CraftBukkit
+ this.M.a(new WorldBorderListener(((WorldServer) this).getServer().getHandle())); // CraftBukkit
+
+ this.getServer().addWorld(this.world); // CraftBukkit
}
public World b() {
@@ -184,6 +250,27 @@
}
public boolean setTypeAndData(BlockPosition blockposition, IBlockData iblockdata, int i) {
+ // CraftBukkit start - tree generation
+ if (this.captureTreeGeneration) {
+ BlockState blockstate = null;
+ Iterator<BlockState> it = capturedBlockStates.iterator();
+ while (it.hasNext()) {
+ BlockState previous = it.next();
+ if (previous.getX() == blockposition.getX() && previous.getY() == blockposition.getY() && previous.getZ() == blockposition.getZ()) {
+ blockstate = previous;
+ it.remove();
+ break;
+ }
+ }
+ if (blockstate == null) {
+ blockstate = org.bukkit.craftbukkit.block.CraftBlockState.getBlockState(this, blockposition.getX(), blockposition.getY(), blockposition.getZ(), i);
+ }
+ blockstate.setTypeId(CraftMagicNumbers.getId(iblockdata.getBlock()));
+ blockstate.setRawData((byte) iblockdata.getBlock().toLegacyData(iblockdata));
+ this.capturedBlockStates.add(blockstate);
+ return true;
+ }
+ // CraftBukkit end
if (!this.isValidLocation(blockposition)) {
return false;
} else if (!this.isStatic && this.worldData.getType() == WorldType.DEBUG_ALL_BLOCK_STATES) {
@@ -191,9 +278,23 @@
} else {
Chunk chunk = this.getChunkAtWorldCoords(blockposition);
Block block = iblockdata.getBlock();
+
+ // CraftBukkit start - capture blockstates
+ BlockState blockstate = null;
+ if (this.captureBlockStates) {
+ blockstate = org.bukkit.craftbukkit.block.CraftBlockState.getBlockState(this, blockposition.getX(), blockposition.getY(), blockposition.getZ(), i);
+ this.capturedBlockStates.add(blockstate);
+ }
+ // CraftBukkit end
+
IBlockData iblockdata1 = chunk.a(blockposition, iblockdata);
if (iblockdata1 == null) {
+ // CraftBukkit start - remove blockstate if failed
+ if (this.captureBlockStates) {
+ this.capturedBlockStates.remove(blockstate);
+ }
+ // CraftBukkit end
return false;
} else {
Block block1 = iblockdata1.getBlock();
@@ -204,6 +305,7 @@
this.methodProfiler.b();
}
+ /*
if ((i & 2) != 0 && (!this.isStatic || (i & 4) == 0) && chunk.isReady()) {
this.notify(blockposition);
}
@@ -214,12 +316,35 @@
this.updateAdjacentComparators(blockposition, block);
}
}
+ */
+
+ // CraftBukkit start
+ if (!this.captureBlockStates) { // Don't notify clients or update physics while capturing blockstates
+ // Modularize client and physic updates
+ notifyAndUpdatePhysics(blockposition, chunk, block1, block, i);
+ }
+ // CraftBukkit end
return true;
}
}
}
+ // CraftBukkit start - Split off from original setTypeAndData(int i, int j, int k, Block block, int l, int i1) method in order to directly send client and physic updates
+ public void notifyAndUpdatePhysics(BlockPosition blockposition, Chunk chunk, Block oldBlock, Block newBLock, int flag) {
+ if ((flag & 2) != 0 && (chunk == null || chunk.isReady())) { // allow chunk to be null here as chunk.isReady() is false when we send our notification during block placement
+ this.notify(blockposition);
+ }
+
+ if (!this.isStatic && (flag & 1) != 0) {
+ this.update(blockposition, oldBlock);
+ if (newBLock.isComplexRedstone()) {
+ this.updateAdjacentComparators(blockposition, newBLock);
+ }
+ }
+ }
+ // CraftBukkit end
+
public boolean setAir(BlockPosition blockposition) {
return this.setTypeAndData(blockposition, Blocks.AIR.getBlockData(), 3);
}
@@ -253,6 +378,11 @@
public void update(BlockPosition blockposition, Block block) {
if (this.worldData.getType() != WorldType.DEBUG_ALL_BLOCK_STATES) {
+ // CraftBukkit start
+ if (populating) {
+ return;
+ }
+ // CraftBukkit end
this.applyPhysics(blockposition, block);
}
@@ -328,6 +458,17 @@
IBlockData iblockdata = this.getType(blockposition);
try {
+ // CraftBukkit start
+ CraftWorld world = ((WorldServer) this).getWorld();
+ if (world != null) {
+ BlockPhysicsEvent event = new BlockPhysicsEvent(world.getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()), CraftMagicNumbers.getId(block));
+ this.getServer().getPluginManager().callEvent(event);
+
+ if (event.isCancelled()) {
+ return;
+ }
+ }
+ // CraftBukkit end
iblockdata.getBlock().doPhysics(this, blockposition, iblockdata, block);
} catch (Throwable throwable) {
CrashReport crashreport = CrashReport.a(throwable, "Exception while updating neighbours");
@@ -497,6 +638,17 @@
}
public IBlockData getType(BlockPosition blockposition) {
+ // CraftBukkit start - tree generation
+ if (captureTreeGeneration) {
+ Iterator<BlockState> it = capturedBlockStates.iterator();
+ while (it.hasNext()) {
+ BlockState previous = it.next();
+ if (previous.getX() == blockposition.getX() && previous.getY() == blockposition.getY() && previous.getZ() == blockposition.getZ()) {
+ return CraftMagicNumbers.getBlock(previous.getTypeId()).fromLegacyData(previous.getRawData());
+ }
+ }
+ }
+ // CraftBukkit end
if (!this.isValidLocation(blockposition)) {
return Blocks.AIR.getBlockData();
} else {
@@ -704,6 +856,13 @@
}
public boolean addEntity(Entity entity) {
+ // CraftBukkit start - Used for entities other than creatures
+ return addEntity(entity, SpawnReason.DEFAULT);
+ }
+
+ public boolean addEntity(Entity entity, SpawnReason spawnReason) { // Changed signature, added SpawnReason
+ if (entity == null) return false;
+ // CraftBukkit end
int i = MathHelper.floor(entity.locX / 16.0D);
int j = MathHelper.floor(entity.locZ / 16.0D);
boolean flag = entity.attachedToPlayer;
@@ -712,7 +871,35 @@
flag = true;
}
+ // CraftBukkit start
+ org.bukkit.event.Cancellable event = null;
+ if (entity instanceof EntityLiving && !(entity instanceof EntityPlayer)) {
+ boolean isAnimal = entity instanceof EntityAnimal || entity instanceof EntityWaterAnimal || entity instanceof EntityGolem;
+ boolean isMonster = entity instanceof EntityMonster || entity instanceof EntityGhast || entity instanceof EntitySlime;
+
+ if (spawnReason != SpawnReason.CUSTOM) {
+ if (isAnimal && !allowAnimals || isMonster && !allowMonsters) {
+ entity.dead = true;
+ return false;
+ }
+ }
+
+ event = CraftEventFactory.callCreatureSpawnEvent((EntityLiving) entity, spawnReason);
+ } else if (entity instanceof EntityItem) {
+ event = CraftEventFactory.callItemSpawnEvent((EntityItem) entity);
+ } else if (entity.getBukkitEntity() instanceof org.bukkit.entity.Projectile) {
+ // Not all projectiles extend EntityProjectile, so check for Bukkit interface instead
+ event = CraftEventFactory.callProjectileLaunchEvent(entity);
+ }
+
+ if (event != null && (event.isCancelled() || entity.dead)) {
+ entity.dead = true;
+ return false;
+ }
+ // CraftBukkit end
+
if (!flag && !this.isChunkLoaded(i, j, true)) {
+ entity.dead = true;
return false;
} else {
if (entity instanceof EntityHuman) {
@@ -734,6 +921,7 @@
((IWorldAccess) this.u.get(i)).a(entity);
}
+ entity.valid = true; // CraftBukkit
}
protected void b(Entity entity) {
@@ -741,6 +929,7 @@
((IWorldAccess) this.u.get(i)).b(entity);
}
+ entity.valid = false; // CraftBukkit
}
public void kill(Entity entity) {
@@ -775,7 +964,15 @@
this.getChunkAt(i, j).b(entity);
}
- this.entityList.remove(entity);
+ // CraftBukkit start - Decrement loop variable field if we've already ticked this entity
+ int index = this.entityList.indexOf(entity);
+ if (index != -1) {
+ if (index <= this.tickPosition) {
+ this.tickPosition--;
+ }
+ this.entityList.remove(index);
+ }
+ // CraftBukkit end
this.b(entity);
}
@@ -958,6 +1155,11 @@
for (i = 0; i < this.k.size(); ++i) {
entity = (Entity) this.k.get(i);
+ // CraftBukkit start - Fixed an NPE
+ if (entity == null) {
+ continue;
+ }
+ // CraftBukkit end
try {
++entity.ticksLived;
@@ -1001,8 +1203,10 @@
this.g.clear();
this.methodProfiler.c("regular");
- for (i = 0; i < this.entityList.size(); ++i) {
- entity = (Entity) this.entityList.get(i);
+ // CraftBukkit start - Use field for loop variable
+ for (this.tickPosition = 0; this.tickPosition < this.entityList.size(); ++this.tickPosition) {
+ entity = (Entity) this.entityList.get(this.tickPosition);
+ // CraftBukkit end
if (entity.vehicle != null) {
if (!entity.vehicle.dead && entity.vehicle.passenger == entity) {
continue;
@@ -1033,7 +1237,7 @@
this.getChunkAt(j, k).b(entity);
}
- this.entityList.remove(i--);
+ this.entityList.remove(this.tickPosition--); // CraftBukkit - Use field for loop variable
this.b(entity);
}
@@ -1042,6 +1246,14 @@
this.methodProfiler.c("blockEntities");
this.L = true;
+ // CraftBukkit start - From below, clean up tile entities before ticking them
+ if (!this.b.isEmpty()) {
+ this.tileEntityList.removeAll(this.b);
+ this.h.removeAll(this.b);
+ this.b.clear();
+ }
+ // CraftBukkit end
+
Iterator iterator = this.tileEntityList.iterator();
while (iterator.hasNext()) {
@@ -1073,11 +1285,13 @@
}
this.L = false;
+ /* CraftBukkit start - Moved up
if (!this.b.isEmpty()) {
this.tileEntityList.removeAll(this.b);
this.h.removeAll(this.b);
this.b.clear();
}
+ */ // CraftBukkit end
this.methodProfiler.c("pendingBlockEntities");
if (!this.a.isEmpty()) {
@@ -1085,9 +1299,11 @@
TileEntity tileentity1 = (TileEntity) this.a.get(l);
if (!tileentity1.x()) {
+ /* CraftBukkit start - Order matters, moved down
if (!this.h.contains(tileentity1)) {
this.a(tileentity1);
}
+ // CraftBukkit end */
if (this.isLoaded(tileentity1.getPosition())) {
this.getChunkAtWorldCoords(tileentity1.getPosition()).a(tileentity1.getPosition(), tileentity1);
@@ -1141,7 +1357,10 @@
int j = MathHelper.floor(entity.locZ);
byte b0 = 32;
- if (!flag || this.isAreaLoaded(i - b0, 0, j - b0, i + b0, 0, j + b0, true)) {
+ // CraftBukkit start - Use neighbor cache instead of looking up
+ Chunk startingChunk = this.getChunkIfLoaded(i >> 4, j >> 4);
+ if (!flag || (startingChunk != null && startingChunk.areNeighborsLoaded(2)) /* this.isAreaLoaded(i - b0, 0, j - b0, i + b0, 0, j + b0) */) {
+ // CraftBukkit end
entity.P = entity.locX;
entity.Q = entity.locY;
entity.R = entity.locZ;
@@ -1651,12 +1870,18 @@
}
this.p = MathHelper.a(this.p, 0.0F, 1.0F);
+
+ for (int idx = 0; idx < this.players.size(); ++idx) {
+ if (((EntityPlayer) this.players.get(idx)).world == this) {
+ ((EntityPlayer) this.players.get(idx)).tickWeather();
+ }
+ }
}
}
}
protected void D() {
- this.chunkTickList.clear();
+ // this.chunkTickList.clear(); // CraftBukkit - removed
this.methodProfiler.a("buildList");
int i;
@@ -1673,7 +1898,7 @@
for (int i1 = -l; i1 <= l; ++i1) {
for (int j1 = -l; j1 <= l; ++j1) {
- this.chunkTickList.add(new ChunkCoordIntPair(i1 + j, j1 + k));
+ this.chunkTickList.add(org.bukkit.craftbukkit.util.LongHash.toLong(i1 + j, j1 + k));
}
}
}
@@ -1851,7 +2076,10 @@
}
public boolean c(EnumSkyBlock enumskyblock, BlockPosition blockposition) {
- if (!this.areChunksLoaded(blockposition, 17, false)) {
+ // CraftBukkit start - Use neighbor cache instead of looking up
+ Chunk chunk = this.getChunkIfLoaded(blockposition.getX() >> 4, blockposition.getZ() >> 4);
+ if (chunk == null || !chunk.areNeighborsLoaded(1) /*!this.areChunksLoaded(blockposition, 17, false)*/) {
+ // CraftBukkit end
return false;
} else {
int i = 0;
@@ -2095,8 +2323,17 @@
while (iterator.hasNext()) {
Entity entity = (Entity) iterator.next();
+ // CraftBukkit start - Split out persistent check, don't apply it to special persistent mobs
+ if (entity instanceof EntityInsentient) {
+ EntityInsentient entityinsentient = (EntityInsentient) entity;
+ if (entityinsentient.isTypeNotPersistent() && entityinsentient.isPersistent()) {
+ continue;
+ }
+ }
- if ((!(entity instanceof EntityInsentient) || !((EntityInsentient) entity).isPersistent()) && oclass.isAssignableFrom(entity.getClass())) {
+ if (oclass.isAssignableFrom(entity.getClass())) {
+ // if ((!(entity instanceof EntityInsentient) || !((EntityInsentient) entity).isPersistent()) && oclass.isAssignableFrom(entity.getClass())) {
+ // CraftBukkit end
++i;
}
}
@@ -2105,12 +2342,17 @@
}
public void b(Collection collection) {
- this.entityList.addAll(collection);
+ // CraftBukkit start
+ // this.entityList.addAll(collection);
Iterator iterator = collection.iterator();
while (iterator.hasNext()) {
Entity entity = (Entity) iterator.next();
-
+ if (entity == null) {
+ continue;
+ }
+ this.entityList.add(entity);
+ // CraftBukkit end
this.a(entity);
}
@@ -2124,7 +2366,13 @@
Block block1 = this.getType(blockposition).getBlock();
AxisAlignedBB axisalignedbb = flag ? null : block.a(this, blockposition, block.getBlockData());
- return axisalignedbb != null && !this.a(axisalignedbb, entity) ? false : (block1.getMaterial() == Material.ORIENTABLE && block == Blocks.ANVIL ? true : block1.getMaterial().isReplaceable() && block.canPlace(this, blockposition, enumdirection, itemstack));
+ // CraftBukkit start - store default return
+ boolean defaultReturn = axisalignedbb != null && !this.a(axisalignedbb, entity) ? false : (block1.getMaterial() == Material.ORIENTABLE && block == Blocks.ANVIL ? true : block1.getMaterial().isReplaceable() && block.canPlace(this, blockposition, enumdirection, itemstack));
+ BlockCanBuildEvent event = new BlockCanBuildEvent(this.getWorld().getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()), CraftMagicNumbers.getId(block), defaultReturn);
+ this.getServer().getPluginManager().callEvent(event);
+
+ return event.isBuildable();
+ // CraftBukkit end
}
public int getBlockPower(BlockPosition blockposition, EnumDirection enumdirection) {
@@ -2215,6 +2463,11 @@
for (int i = 0; i < this.players.size(); ++i) {
EntityHuman entityhuman1 = (EntityHuman) this.players.get(i);
+ // CraftBukkit start - Fixed an NPE
+ if (entityhuman1 == null || entityhuman1.dead) {
+ continue;
+ }
+ // CraftBukkit end
if (IEntitySelector.d.apply(entityhuman1)) {
double d5 = entityhuman1.e(d0, d1, d2);
@@ -2269,7 +2522,7 @@
return null;
}
- public void checkSession() {
+ public void checkSession() throws ExceptionWorldConflict { // CraftBukkit - added throws
this.dataManager.checkSession();
}
@@ -2331,6 +2584,16 @@
public void everyoneSleeping() {}
+ // CraftBukkit start
+ // Calls the method that checks to see if players are sleeping
+ // Called by CraftPlayer.setPermanentSleeping()
+ public void checkSleepStatus() {
+ if (!this.isStatic) {
+ this.everyoneSleeping();
+ }
+ }
+ // CraftBukkit end
+
public float h(float f) {
return (this.q + (this.r - this.q) * f) * this.j(f);
}
@@ -2538,6 +2801,6 @@
int l = j * 16 + 8 - blockposition.getZ();
short short0 = 128;
- return k >= -short0 && k <= short0 && l >= -short0 && l <= short0;
+ return k >= -short0 && k <= short0 && l >= -short0 && l <= short0 && this.keepSpawnInMemory; // CraftBukkit - Added 'this.keepSpawnInMemory'
}
}
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