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KCauldron-minecraft-server/patches/net/minecraft/world/chunk/Chunk.java.patch

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--- ../src-base/minecraft/net/minecraft/world/chunk/Chunk.java
+++ ../src-work/minecraft/net/minecraft/world/chunk/Chunk.java
@@ -36,6 +36,17 @@
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
+// CraftBukkit start
+import net.minecraft.block.BlockContainer;
+import org.bukkit.Bukkit;
+// CraftBukkit end
+// Spigot start
+import net.minecraft.entity.EntityLiving;
+import net.minecraft.entity.EnumCreatureType;
+import net.minecraft.entity.player.EntityPlayerMP;
+import net.minecraft.inventory.IInventory;
+// Spigot end
+
public class Chunk
{
private static final Logger logger = LogManager.getLogger();
@@ -62,8 +73,42 @@
public int heightMapMinimum;
public long inhabitedTime;
private int queuedLightChecks;
+ public gnu.trove.map.hash.TObjectIntHashMap<Class> entityCount = new gnu.trove.map.hash.TObjectIntHashMap<Class>(); // Spigot (Cauldron protected -> public)
+ // PaperSpigot start - Asynchronous light updates
+ public java.util.concurrent.atomic.AtomicInteger pendingLightUpdates = new java.util.concurrent.atomic.AtomicInteger();
+ public long lightUpdateTime;
+ // PaperSpigot end
+ public int lastAccessedTick; // Cauldron track last time the chunk was accessed
private static final String __OBFID = "CL_00000373";
+ // CraftBukkit start - Neighbor loaded cache for chunk lighting and entity ticking
+ private int neighbors = 0x1 << 12;
+
+ 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 p_i1995_1_, int p_i1995_2_, int p_i1995_3_)
{
this.storageArrays = new ExtendedBlockStorage[16];
@@ -80,13 +125,22 @@
for (int k = 0; k < this.entityLists.length; ++k)
{
- this.entityLists[k] = new ArrayList();
+ this.entityLists[k] = new org.bukkit.craftbukkit.util.UnsafeList(); // CraftBukkit - ArrayList -> UnsafeList
}
Arrays.fill(this.precipitationHeightMap, -999);
Arrays.fill(this.blockBiomeArray, (byte) - 1);
+ // CraftBukkit start
+ if (!(this instanceof EmptyChunk))
+ {
+ this.bukkitChunk = new org.bukkit.craftbukkit.CraftChunk(this);
+ }
}
+ public org.bukkit.Chunk bukkitChunk;
+ public boolean mustSave;
+ // CraftBukkit end
+
public Chunk(World p_i45446_1_, Block[] p_i45446_2_, int p_i45446_3_, int p_i45446_4_)
{
this(p_i45446_1_, p_i45446_3_, p_i45446_4_);
@@ -512,10 +566,10 @@
if (extendedblockstorage != null)
{
- try
- {
+ /*try
+ {*/ // Exception handled by high-level class with safier deletion
block = extendedblockstorage.getBlockByExtId(p_150810_1_, p_150810_2_ & 15, p_150810_3_);
- }
+ /*}
catch (Throwable throwable)
{
CrashReport crashreport = CrashReport.makeCrashReport(throwable, "Getting block");
@@ -529,7 +583,7 @@
}
});
throw new ReportedException(crashreport);
- }
+ }*/
}
}
@@ -589,9 +643,10 @@
if (!this.worldObj.isRemote)
{
+ if (block1 == null) return false; // Cauldron
block1.onBlockPreDestroy(this.worldObj, l1, p_150807_2_, i2, k1);
}
-
+ // Cauldron - Removed CB patch that fixes BUKKIT-5238 to prevent stackoverflows. See issue #1165 and #1169
extendedblockstorage.func_150818_a(p_150807_1_, p_150807_2_ & 15, p_150807_3_, p_150807_4_);
extendedblockstorage.setExtBlockMetadata(p_150807_1_, p_150807_2_ & 15, p_150807_3_, p_150807_5_); // This line duplicates the one below, so breakBlock fires with valid worldstate
@@ -777,8 +832,20 @@
if (i != this.xPosition || j != this.zPosition)
{
- logger.warn("Wrong location! " + p_76612_1_ + " (at " + i + ", " + j + " instead of " + this.xPosition + ", " + this.zPosition + ")");
- Thread.dumpStack();
+ // CraftBukkit start
+ Bukkit.getLogger().warning("Wrong location for " + p_76612_1_ + " in world '" + worldObj.getWorld().getName() + "'!");
+ //logger.warn("Wrong location! " + p_76612_1_ + " (at " + i + ", " + j + " instead of " + this.xPosition + ", " + this.zPosition + ")");
+ //Thread.dumpStack();
+ Bukkit.getLogger().warning(
+ "Entity is at " + p_76612_1_.posX + "," + p_76612_1_.posZ + " (chunk " + i + "," + j + ") but was stored in chunk " + this.xPosition + ","
+ + this.zPosition);
+ if (!(p_76612_1_ instanceof EntityPlayerMP))
+ {
+ Bukkit.getLogger().warning("Cauldron has removed " + p_76612_1_ + " to prevent a server crash.");
+ p_76612_1_.setDead();
+ return;
+ }
+ // CraftBukkit end
}
int k = MathHelper.floor_double(p_76612_1_.posY / 16.0D);
@@ -799,6 +866,26 @@
p_76612_1_.chunkCoordY = k;
p_76612_1_.chunkCoordZ = this.zPosition;
this.entityLists[k].add(p_76612_1_);
+ // Spigot start - increment creature type count
+ // Keep this synced up with World.a(Class)
+ if (p_76612_1_ instanceof EntityLiving)
+ {
+ EntityLiving entityliving = (EntityLiving) p_76612_1_;
+
+ if (entityliving.canDespawn_CB() && entityliving.isNoDespawnRequired())
+ {
+ return;
+ }
+ }
+
+ for (EnumCreatureType creatureType : EnumCreatureType.values())
+ {
+ if (creatureType.getCreatureClass().isAssignableFrom(p_76612_1_.getClass()))
+ {
+ this.entityCount.adjustOrPutValue(creatureType.getCreatureClass(), 1, 1);
+ }
+ }
+ // Spigot end
}
public void removeEntity(Entity p_76622_1_)
@@ -819,6 +906,26 @@
}
this.entityLists[p_76608_2_].remove(p_76608_1_);
+ // Spigot start - decrement creature type count
+ // Keep this synced up with World.a(Class)
+ if (p_76608_1_ instanceof EntityLiving)
+ {
+ EntityLiving entityliving = (EntityLiving) p_76608_1_;
+
+ if (entityliving.canDespawn_CB() && entityliving.isNoDespawnRequired())
+ {
+ return;
+ }
+ }
+
+ for (EnumCreatureType creatureType : EnumCreatureType.values())
+ {
+ if (creatureType.getCreatureClass().isAssignableFrom(p_76608_1_.getClass()))
+ {
+ this.entityCount.adjustValue(creatureType.getCreatureClass(), -1);
+ }
+ }
+ // Spigot end
}
public boolean canBlockSeeTheSky(int p_76619_1_, int p_76619_2_, int p_76619_3_)
@@ -874,9 +981,23 @@
p_150812_4_.xCoord = this.xPosition * 16 + p_150812_1_;
p_150812_4_.yCoord = p_150812_2_;
p_150812_4_.zCoord = this.zPosition * 16 + p_150812_3_;
+ // Cauldron start - validate TE for corrupted data
+ Block block = null;
+ try
+ {
+ block = this.getBlock(p_150812_1_, p_150812_2_, p_150812_3_);
+ }
+ catch (ArrayIndexOutOfBoundsException e)
+ {
+ System.out.println("ERROR: Detected corrupted TileEntity " + p_150812_4_ + " with bad extended block ID of "
+ + ((p_150812_2_ & 15) << 8 | p_150812_3_ << 4 | p_150812_1_) + " @ " + p_150812_4_.xCoord + ", " + p_150812_4_.yCoord + ", "
+ + p_150812_4_.zCoord + ". Removing TE to avoid crash...");
+ p_150812_4_.invalidate();
+ return;
+ }
int metadata = getBlockMetadata(p_150812_1_, p_150812_2_, p_150812_3_);
- if (this.getBlock(p_150812_1_, p_150812_2_, p_150812_3_).hasTileEntity(metadata))
+ if (block != null && block.hasTileEntity(metadata)) // Cauldron end
{
if (this.chunkTileEntityMap.containsKey(chunkposition))
{
@@ -886,6 +1007,16 @@
p_150812_4_.validate();
this.chunkTileEntityMap.put(chunkposition, p_150812_4_);
}
+ // CraftBukkit start
+ else if (net.minecraft.server.MinecraftServer.getServer().tileEntityConfig.enableTEPlaceWarning.getValue()) // Cauldron
+ {
+ System.out.println("Attempted to place a tile entity (" + p_150812_4_ + ") at " + p_150812_4_.xCoord + "," + p_150812_4_.yCoord + ","
+ + p_150812_4_.zCoord + " (" + org.bukkit.Material.getMaterial(Block.getIdFromBlock(getBlock(p_150812_1_, p_150812_2_, p_150812_3_)))
+ + ") where there was no entity tile!");
+ System.out.println("Chunk coordinates: " + (this.xPosition * 16) + "," + (this.zPosition * 16));
+ new Exception().printStackTrace();
+ }
+ // CraftBukkit end
}
public void removeTileEntity(int p_150805_1_, int p_150805_2_, int p_150805_3_)
@@ -936,6 +1067,21 @@
for (int i = 0; i < this.entityLists.length; ++i)
{
+ // CraftBukkit start
+ java.util.Iterator iter = this.entityLists[i].iterator();
+
+ while (iter.hasNext())
+ {
+ Entity 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 EntityPlayerMP)
+ {
+ iter.remove();
+ }
+ }
+ // CraftBukkit end
this.worldObj.unloadEntities(this.entityLists[i]);
}
MinecraftForge.EVENT_BUS.post(new ChunkEvent.Unload(this));
@@ -1015,7 +1161,7 @@
return true;
}
}
- else if (this.hasEntities && this.worldObj.getTotalWorldTime() >= this.lastSaveTime + 600L)
+ else if (this.hasEntities && this.worldObj.getTotalWorldTime() >= this.lastSaveTime + net.minecraft.server.MinecraftServer.getServer().autosavePeriod * 4) // PaperSpigot - Only save if we've passed 4 auto save intervals without modification
{
return true;
}
@@ -1025,7 +1171,7 @@
public Random getRandomWithSeed(long p_76617_1_)
{
- return new Random(this.worldObj.getSeed() + (long)(this.xPosition * this.xPosition * 4987142) + (long)(this.xPosition * 5947611) + (long)(this.zPosition * this.zPosition) * 4392871L + (long)(this.zPosition * 389711) ^ p_76617_1_);
+ return new Random(this.worldObj.getSeed() + (4987142L * this.xPosition * this.xPosition) + (5947611L * this.xPosition) + (4392871L * this.zPosition * this.zPosition) + (389711L * this.zPosition) ^ p_76617_1_);
}
public boolean isEmpty()
@@ -1035,6 +1181,7 @@
public void populateChunk(IChunkProvider p_76624_1_, IChunkProvider p_76624_2_, int p_76624_3_, int p_76624_4_)
{
+ worldObj.timings.syncChunkLoadPostTimer.startTiming(); // Spigot
if (!this.isTerrainPopulated && p_76624_1_.chunkExists(p_76624_3_ + 1, p_76624_4_ + 1) && p_76624_1_.chunkExists(p_76624_3_, p_76624_4_ + 1) && p_76624_1_.chunkExists(p_76624_3_ + 1, p_76624_4_))
{
p_76624_1_.populate(p_76624_2_, p_76624_3_, p_76624_4_);
@@ -1054,6 +1201,7 @@
{
p_76624_1_.populate(p_76624_2_, p_76624_3_ - 1, p_76624_4_ - 1);
}
+ worldObj.timings.syncChunkLoadPostTimer.stopTiming(); // Spigot
}
public int getPrecipitationHeight(int p_76626_1_, int p_76626_2_)
@@ -1091,7 +1239,7 @@
{
if (this.isGapLightingUpdated && !this.worldObj.provider.hasNoSky && !p_150804_1_)
{
- this.recheckGaps(this.worldObj.isRemote);
+ this.recheckGapsAsync(this.worldObj.isRemote);
}
this.field_150815_m = true;
@@ -1184,8 +1332,10 @@
if ((p_76607_2_ & 1 << l) != 0 && this.storageArrays[l] != null)
{
nibblearray = this.storageArrays[l].getMetadataArray();
- System.arraycopy(p_76607_1_, k, nibblearray.data, 0, nibblearray.data.length);
- k += nibblearray.data.length;
+ // Spigot start
+ System.arraycopy(p_76607_1_, k, nibblearray.getValueArray(), 0, nibblearray.getValueArray().length);
+ k += nibblearray.getValueArray().length;
+ // Spigot end
}
}
@@ -1194,8 +1344,10 @@
if ((p_76607_2_ & 1 << l) != 0 && this.storageArrays[l] != null)
{
nibblearray = this.storageArrays[l].getBlocklightArray();
- System.arraycopy(p_76607_1_, k, nibblearray.data, 0, nibblearray.data.length);
- k += nibblearray.data.length;
+ // Spigot start
+ System.arraycopy(p_76607_1_, k, nibblearray.getValueArray(), 0, nibblearray.getValueArray().length);
+ k += nibblearray.getValueArray().length;
+ // Spigot end
}
}
@@ -1206,8 +1358,10 @@
if ((p_76607_2_ & 1 << l) != 0 && this.storageArrays[l] != null)
{
nibblearray = this.storageArrays[l].getSkylightArray();
- System.arraycopy(p_76607_1_, k, nibblearray.data, 0, nibblearray.data.length);
- k += nibblearray.data.length;
+ // Spigot start
+ System.arraycopy(p_76607_1_, k, nibblearray.getValueArray(), 0, nibblearray.getValueArray().length);
+ k += nibblearray.getValueArray().length;
+ // Spigot end
}
}
}
@@ -1229,8 +1383,8 @@
nibblearray = this.storageArrays[l].createBlockMSBArray();
}
- System.arraycopy(p_76607_1_, k, nibblearray.data, 0, nibblearray.data.length);
- k += nibblearray.data.length;
+ System.arraycopy(p_76607_1_, k, nibblearray.getValueArray(), 0, nibblearray.getValueArray().length);
+ k += nibblearray.getValueArray().length;
}
}
else if (p_76607_4_ && this.storageArrays[l] != null && this.storageArrays[l].getBlockMSBArray() != null)
@@ -1523,4 +1677,21 @@
}
}
}
+
+ /**
+ * PaperSpigot - Recheck gaps asynchronously.
+ */
+ public void recheckGapsAsync(final boolean isStatic) {
+ if (!worldObj.spigotConfig.useAsyncLighting) {
+ this.recheckGaps(isStatic);
+ return;
+ }
+
+ worldObj.lightingExecutor.submit(new Runnable() {
+ @Override
+ public void run() {
+ Chunk.this.recheckGaps(isStatic);
+ }
+ });
+ }
}