Char block null check (#1030)

**Add a null-check to CharBlocks FULL section layer-retrieval.**
 - It is possible to trim CharBlocks whilst it is attempting to read data due to the batching of chunks to help reduce memory
 - This is done when the number of chunks sitting loaded in memory with having been "submitted" to the queue for writing to disk becomes high
 - Seconday operations such as heightmap processing and lighting will quickly load chunks, meaning many chunks are submitted early
 - This leads to much higher chances of the chunk being submitted and subsequently trimmed given heightmap and light processing is done layer-by-layer over many chunks, rather than chunk-by-chunk - thus leading to NPEs.
 - By adding synchronisation to and around only the specific sections when loading/updating, and not blocking the whole chunk, many access can still be thread-safe without causing deadlocks
 - This allows removal of lots of the needless and very-slowing synchronisation on get**Block** methods

**Remove much of the synchronisation from ChunkHolder**
 - We shouldn't be synchronising with call() and safety should be added elsewhere. (plus it's making edits very very slow when queue target size is hit)
 - Also remove much of synchronisation because we've added the null-check and section-specific synchronisation to CharBlocks
 
**Some QOL/thread-safe data access changes**
- Replaces the Array#clone seen in the get blocks classes with System#arraycopy as deep cloning is not required, and is also slower than arraycopy
- Add System#arraycopy when accessing chunk section data via history to ensure it is not altered whilst being written
- Renaming EMPTY to empty means it is not implied to be a static variable

Fixes https://github.com/IntellectualSites/FastAsyncWorldEdit/issues/1028
Fixes https://github.com/IntellectualSites/FastAsyncWorldEdit/issues/1025
Fixes https://github.com/IntellectualSites/FastAsyncWorldEdit/issues/1089
Fixes https://github.com/IntellectualSites/FastAsyncWorldEdit/issues/1091
Fixes https://github.com/IntellectualSites/FastAsyncWorldEdit/issues/1097
This commit is contained in:
dordsor21 2021-06-08 15:28:16 +01:00 committed by GitHub
parent 1cd2d8d121
commit f6af9925e8
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
9 changed files with 197 additions and 115 deletions

View File

@ -349,17 +349,20 @@ public class BukkitGetBlocks_1_15_2 extends CharGetBlocks implements BukkitGetBl
};
}
private void updateGet(BukkitGetBlocks_1_15_2 get, Chunk nmsChunk, ChunkSection[] sections, ChunkSection section, char[] arr, int layer) {
private void updateGet(BukkitGetBlocks_1_15_2 get, Chunk nmsChunk, ChunkSection[] chunkSections, ChunkSection section, char[] arr, int layer) {
synchronized (get) {
if (this.getChunk() != nmsChunk) {
this.nmsChunk = nmsChunk;
this.sections = sections.clone();
this.sections = new ChunkSection[chunkSections.length];
System.arraycopy(chunkSections, 0, this.sections, 0, chunkSections.length);
this.reset();
}
if (this.sections == null) {
this.sections = sections.clone();
this.sections = new ChunkSection[chunkSections.length];
System.arraycopy(chunkSections, 0, this.sections, 0, chunkSections.length);
}
if (this.sections[layer] != section) {
// Not sure why it's funky, but it's what I did in commit fda7d00747abe97d7891b80ed8bb88d97e1c70d1 and I don't want to touch it >dords
this.sections[layer] = new ChunkSection[]{section}.clone()[0];
}
this.blocks[layer] = arr;
@ -421,9 +424,14 @@ public class BukkitGetBlocks_1_15_2 extends CharGetBlocks implements BukkitGetBl
bitMask |= 1 << layer;
char[] setArr = set.load(layer).clone();
char[] tmp = set.load(layer);
char[] setArr = new char[4096];
System.arraycopy(tmp, 0, setArr, 0, 4096);
if (createCopy) {
copy.storeSection(layer, loadPrivately(layer).clone());
char[] tmpLoad = loadPrivately(layer);
char[] copyArr = new char[4096];
System.arraycopy(tmpLoad, 0, copyArr, 0, 4096);
copy.storeSection(layer, copyArr);
}
ChunkSection newSection;
@ -457,7 +465,7 @@ public class BukkitGetBlocks_1_15_2 extends CharGetBlocks implements BukkitGetBl
} else if (existingSection != getSections(false)[layer]) {
this.sections[layer] = existingSection;
this.reset();
} else if (!Arrays.equals(update(layer, new char[4096]), loadPrivately(layer))) {
} else if (!Arrays.equals(update(layer, new char[4096], true), loadPrivately(layer))) {
this.reset(layer);
} else if (lock.isModified()) {
this.reset(layer);
@ -675,11 +683,13 @@ public class BukkitGetBlocks_1_15_2 extends CharGetBlocks implements BukkitGetBl
}
}
private char[] loadPrivately(int layer) {
if (super.sections[layer].isFull()) {
return super.blocks[layer];
private synchronized char[] loadPrivately(int layer) {
if (super.blocks[layer] != null) {
char[] blocks = new char[4096];
System.arraycopy(super.blocks[layer], 0, blocks, 0, 4096);
return blocks;
} else {
return BukkitGetBlocks_1_15_2.this.update(layer, null);
return BukkitGetBlocks_1_15_2.this.update(layer, null, true);
}
}
@ -689,8 +699,8 @@ public class BukkitGetBlocks_1_15_2 extends CharGetBlocks implements BukkitGetBl
}
@Override
public synchronized char[] update(int layer, char[] data) {
ChunkSection section = getSections(true)[layer];
public synchronized char[] update(int layer, char[] data, boolean aggressive) {
ChunkSection section = getSections(aggressive)[layer];
// Section is null, return empty array
if (section == null) {
data = new char[4096];
@ -807,15 +817,20 @@ public class BukkitGetBlocks_1_15_2 extends CharGetBlocks implements BukkitGetBl
public ChunkSection[] getSections(boolean force) {
if (force && forceLoadSections) {
return sections = getChunk().getSections().clone();
ChunkSection[] sections = getChunk().getSections();
ChunkSection[] copy = new ChunkSection[sections.length];
System.arraycopy(sections, 0, copy, 0, sections.length);
return copy;
}
ChunkSection[] tmp = sections;
if (tmp == null) {
synchronized (this) {
tmp = sections;
if (tmp == null) {
Chunk chunk = getChunk();
sections = tmp = chunk.getSections().clone();
ChunkSection[] chunkSections = getChunk().getSections();
tmp = new ChunkSection[chunkSections.length];
System.arraycopy(chunkSections, 0, tmp, 0, chunkSections.length);
sections = tmp;
}
}
}

View File

@ -349,17 +349,20 @@ public class BukkitGetBlocks_1_16_1 extends CharGetBlocks implements BukkitGetBl
};
}
private void updateGet(BukkitGetBlocks_1_16_1 get, Chunk nmsChunk, ChunkSection[] sections, ChunkSection section, char[] arr, int layer) {
private void updateGet(BukkitGetBlocks_1_16_1 get, Chunk nmsChunk, ChunkSection[] chunkSections, ChunkSection section, char[] arr, int layer) {
synchronized (get) {
if (this.getChunk() != nmsChunk) {
this.nmsChunk = nmsChunk;
this.sections = sections.clone();
this.sections = new ChunkSection[chunkSections.length];
System.arraycopy(chunkSections, 0, this.sections, 0, chunkSections.length);
this.reset();
}
if (this.sections == null) {
this.sections = sections.clone();
this.sections = new ChunkSection[chunkSections.length];
System.arraycopy(chunkSections, 0, this.sections, 0, chunkSections.length);
}
if (this.sections[layer] != section) {
// Not sure why it's funky, but it's what I did in commit fda7d00747abe97d7891b80ed8bb88d97e1c70d1 and I don't want to touch it >dords
this.sections[layer] = new ChunkSection[]{section}.clone()[0];
}
this.blocks[layer] = arr;
@ -421,9 +424,14 @@ public class BukkitGetBlocks_1_16_1 extends CharGetBlocks implements BukkitGetBl
bitMask |= 1 << layer;
char[] setArr = set.load(layer).clone();
char[] tmp = set.load(layer);
char[] setArr = new char[4096];
System.arraycopy(tmp, 0, setArr, 0, 4096);
if (createCopy) {
copy.storeSection(layer, loadPrivately(layer).clone());
char[] tmpLoad = loadPrivately(layer);
char[] copyArr = new char[4096];
System.arraycopy(tmpLoad, 0, copyArr, 0, 4096);
copy.storeSection(layer, copyArr);
}
ChunkSection newSection;
@ -457,7 +465,7 @@ public class BukkitGetBlocks_1_16_1 extends CharGetBlocks implements BukkitGetBl
} else if (existingSection != getSections(false)[layer]) {
this.sections[layer] = existingSection;
this.reset();
} else if (!Arrays.equals(update(layer, new char[4096]), loadPrivately(layer))) {
} else if (!Arrays.equals(update(layer, new char[4096], true), loadPrivately(layer))) {
this.reset(layer);
} else if (lock.isModified()) {
this.reset(layer);
@ -676,11 +684,13 @@ public class BukkitGetBlocks_1_16_1 extends CharGetBlocks implements BukkitGetBl
}
}
private char[] loadPrivately(int layer) {
if (super.sections[layer].isFull()) {
return super.blocks[layer];
private synchronized char[] loadPrivately(int layer) {
if (super.blocks[layer] != null) {
char[] blocks = new char[4096];
System.arraycopy(super.blocks[layer], 0, blocks, 0, 4096);
return blocks;
} else {
return BukkitGetBlocks_1_16_1.this.update(layer, null);
return BukkitGetBlocks_1_16_1.this.update(layer, null, true);
}
}
@ -690,8 +700,8 @@ public class BukkitGetBlocks_1_16_1 extends CharGetBlocks implements BukkitGetBl
}
@Override
public synchronized char[] update(int layer, char[] data) {
ChunkSection section = getSections(true)[layer];
public synchronized char[] update(int layer, char[] data, boolean aggressive) {
ChunkSection section = getSections(aggressive)[layer];
// Section is null, return empty array
if (section == null) {
data = new char[4096];
@ -808,15 +818,20 @@ public class BukkitGetBlocks_1_16_1 extends CharGetBlocks implements BukkitGetBl
public ChunkSection[] getSections(boolean force) {
if (force && forceLoadSections) {
return sections = getChunk().getSections().clone();
ChunkSection[] sections = getChunk().getSections();
ChunkSection[] copy = new ChunkSection[sections.length];
System.arraycopy(sections, 0, copy, 0, sections.length);
return copy;
}
ChunkSection[] tmp = sections;
if (tmp == null) {
synchronized (this) {
tmp = sections;
if (tmp == null) {
Chunk chunk = getChunk();
sections = tmp = chunk.getSections().clone();
ChunkSection[] chunkSections = getChunk().getSections();
tmp = new ChunkSection[chunkSections.length];
System.arraycopy(chunkSections, 0, tmp, 0, chunkSections.length);
sections = tmp;
}
}
}

View File

@ -352,17 +352,20 @@ public class BukkitGetBlocks_1_16_2 extends CharGetBlocks implements BukkitGetBl
};
}
private void updateGet(BukkitGetBlocks_1_16_2 get, Chunk nmsChunk, ChunkSection[] sections, ChunkSection section, char[] arr, int layer) {
private void updateGet(BukkitGetBlocks_1_16_2 get, Chunk nmsChunk, ChunkSection[] chunkSections, ChunkSection section, char[] arr, int layer) {
synchronized (get) {
if (this.getChunk() != nmsChunk) {
this.nmsChunk = nmsChunk;
this.sections = sections.clone();
this.sections = new ChunkSection[chunkSections.length];
System.arraycopy(chunkSections, 0, this.sections, 0, chunkSections.length);
this.reset();
}
if (this.sections == null) {
this.sections = sections.clone();
this.sections = new ChunkSection[chunkSections.length];
System.arraycopy(chunkSections, 0, this.sections, 0, chunkSections.length);
}
if (this.sections[layer] != section) {
// Not sure why it's funky, but it's what I did in commit fda7d00747abe97d7891b80ed8bb88d97e1c70d1 and I don't want to touch it >dords
this.sections[layer] = new ChunkSection[]{section}.clone()[0];
}
this.blocks[layer] = arr;
@ -424,9 +427,14 @@ public class BukkitGetBlocks_1_16_2 extends CharGetBlocks implements BukkitGetBl
bitMask |= 1 << layer;
char[] setArr = set.load(layer).clone();
char[] tmp = set.load(layer);
char[] setArr = new char[4096];
System.arraycopy(tmp, 0, setArr, 0, 4096);
if (createCopy) {
copy.storeSection(layer, loadPrivately(layer).clone());
char[] tmpLoad = loadPrivately(layer);
char[] copyArr = new char[4096];
System.arraycopy(tmpLoad, 0, copyArr, 0, 4096);
copy.storeSection(layer, copyArr);
}
ChunkSection newSection;
@ -460,7 +468,7 @@ public class BukkitGetBlocks_1_16_2 extends CharGetBlocks implements BukkitGetBl
} else if (existingSection != getSections(false)[layer]) {
this.sections[layer] = existingSection;
this.reset();
} else if (!Arrays.equals(update(layer, new char[4096]), loadPrivately(layer))) {
} else if (!Arrays.equals(update(layer, new char[4096], true), loadPrivately(layer))) {
this.reset(layer);
} else if (lock.isModified()) {
this.reset(layer);
@ -679,11 +687,13 @@ public class BukkitGetBlocks_1_16_2 extends CharGetBlocks implements BukkitGetBl
}
}
private char[] loadPrivately(int layer) {
if (super.sections[layer].isFull()) {
return super.blocks[layer];
private synchronized char[] loadPrivately(int layer) {
if (super.blocks[layer] != null) {
char[] blocks = new char[4096];
System.arraycopy(super.blocks[layer], 0, blocks, 0, 4096);
return blocks;
} else {
return BukkitGetBlocks_1_16_2.this.update(layer, null);
return BukkitGetBlocks_1_16_2.this.update(layer, null, true);
}
}
@ -693,8 +703,8 @@ public class BukkitGetBlocks_1_16_2 extends CharGetBlocks implements BukkitGetBl
}
@Override
public synchronized char[] update(int layer, char[] data) {
ChunkSection section = getSections(true)[layer];
public synchronized char[] update(int layer, char[] data, boolean aggressive) {
ChunkSection section = getSections(aggressive)[layer];
// Section is null, return empty array
if (section == null) {
data = new char[4096];
@ -811,15 +821,20 @@ public class BukkitGetBlocks_1_16_2 extends CharGetBlocks implements BukkitGetBl
public ChunkSection[] getSections(boolean force) {
if (force && forceLoadSections) {
return sections = getChunk().getSections().clone();
ChunkSection[] sections = getChunk().getSections();
ChunkSection[] copy = new ChunkSection[sections.length];
System.arraycopy(sections, 0, copy, 0, sections.length);
return copy;
}
ChunkSection[] tmp = sections;
if (tmp == null) {
synchronized (this) {
tmp = sections;
if (tmp == null) {
Chunk chunk = getChunk();
sections = tmp = chunk.getSections().clone();
ChunkSection[] chunkSections = getChunk().getSections();
tmp = new ChunkSection[chunkSections.length];
System.arraycopy(chunkSections, 0, tmp, 0, chunkSections.length);
sections = tmp;
}
}
}

View File

@ -352,17 +352,20 @@ public class BukkitGetBlocks_1_16_5 extends CharGetBlocks implements BukkitGetBl
};
}
private void updateGet(BukkitGetBlocks_1_16_5 get, Chunk nmsChunk, ChunkSection[] sections, ChunkSection section, char[] arr, int layer) {
private void updateGet(BukkitGetBlocks_1_16_5 get, Chunk nmsChunk, ChunkSection[] chunkSections, ChunkSection section, char[] arr, int layer) {
synchronized (get) {
if (this.getChunk() != nmsChunk) {
this.nmsChunk = nmsChunk;
this.sections = sections.clone();
this.sections = new ChunkSection[chunkSections.length];
System.arraycopy(chunkSections, 0, this.sections, 0, chunkSections.length);
this.reset();
}
if (this.sections == null) {
this.sections = sections.clone();
this.sections = new ChunkSection[chunkSections.length];
System.arraycopy(chunkSections, 0, this.sections, 0, chunkSections.length);
}
if (this.sections[layer] != section) {
// Not sure why it's funky, but it's what I did in commit fda7d00747abe97d7891b80ed8bb88d97e1c70d1 and I don't want to touch it >dords
this.sections[layer] = new ChunkSection[]{section}.clone()[0];
}
this.blocks[layer] = arr;
@ -424,9 +427,14 @@ public class BukkitGetBlocks_1_16_5 extends CharGetBlocks implements BukkitGetBl
bitMask |= 1 << layer;
char[] setArr = set.load(layer).clone();
char[] tmp = set.load(layer);
char[] setArr = new char[4096];
System.arraycopy(tmp, 0, setArr, 0, 4096);
if (createCopy) {
copy.storeSection(layer, loadPrivately(layer).clone());
char[] tmpLoad = loadPrivately(layer);
char[] copyArr = new char[4096];
System.arraycopy(tmpLoad, 0, copyArr, 0, 4096);
copy.storeSection(layer, copyArr);
}
ChunkSection newSection;
@ -460,7 +468,7 @@ public class BukkitGetBlocks_1_16_5 extends CharGetBlocks implements BukkitGetBl
} else if (existingSection != getSections(false)[layer]) {
this.sections[layer] = existingSection;
this.reset();
} else if (!Arrays.equals(update(layer, new char[4096]), loadPrivately(layer))) {
} else if (!Arrays.equals(update(layer, new char[4096], true), loadPrivately(layer))) {
this.reset(layer);
} else if (lock.isModified()) {
this.reset(layer);
@ -679,11 +687,13 @@ public class BukkitGetBlocks_1_16_5 extends CharGetBlocks implements BukkitGetBl
}
}
private char[] loadPrivately(int layer) {
if (super.sections[layer].isFull()) {
return super.blocks[layer];
private synchronized char[] loadPrivately(int layer) {
if (super.blocks[layer] != null) {
char[] blocks = new char[4096];
System.arraycopy(super.blocks[layer], 0, blocks, 0, 4096);
return blocks;
} else {
return BukkitGetBlocks_1_16_5.this.update(layer, null);
return BukkitGetBlocks_1_16_5.this.update(layer, null, false);
}
}
@ -693,8 +703,8 @@ public class BukkitGetBlocks_1_16_5 extends CharGetBlocks implements BukkitGetBl
}
@Override
public synchronized char[] update(int layer, char[] data) {
ChunkSection section = getSections(true)[layer];
public synchronized char[] update(int layer, char[] data, boolean aggressive) {
ChunkSection section = getSections(aggressive)[layer];
// Section is null, return empty array
if (section == null) {
data = new char[4096];
@ -811,15 +821,20 @@ public class BukkitGetBlocks_1_16_5 extends CharGetBlocks implements BukkitGetBl
public ChunkSection[] getSections(boolean force) {
if (force && forceLoadSections) {
return sections = getChunk().getSections().clone();
ChunkSection[] sections = getChunk().getSections();
ChunkSection[] copy = new ChunkSection[sections.length];
System.arraycopy(sections, 0, copy, 0, sections.length);
return copy;
}
ChunkSection[] tmp = sections;
if (tmp == null) {
synchronized (this) {
tmp = sections;
if (tmp == null) {
Chunk chunk = getChunk();
sections = tmp = chunk.getSections().clone();
ChunkSection[] chunkSections = getChunk().getSections();
tmp = new ChunkSection[chunkSections.length];
System.arraycopy(chunkSections, 0, tmp, 0, chunkSections.length);
sections = tmp;
}
}
}

View File

@ -19,22 +19,34 @@ public abstract class CharBlocks implements IBlocks {
return blocks.blocks[layer];
}
// Ignore aggressive switch here.
@Override
public char[] get(CharBlocks blocks, @Range(from = 0, to = 15) int layer, boolean aggressive) {
return blocks.blocks[layer];
}
@Override
public final boolean isFull() {
return true;
}
};
protected final Section EMPTY = new Section() {
protected final Section empty = new Section() {
@Override
public final synchronized char[] get(CharBlocks blocks, int layer) {
// Defaults to aggressive as it should only be avoided where we know we've reset a chunk during an edit
return get(blocks, layer, true);
}
@Override
public synchronized char[] get(CharBlocks blocks, @Range(from = 0, to = 15) int layer, boolean aggressive) {
char[] arr = blocks.blocks[layer];
if (arr == null) {
arr = blocks.blocks[layer] = blocks.update(layer, null);
arr = blocks.blocks[layer] = blocks.update(layer, null, aggressive);
if (arr == null) {
throw new IllegalStateException("Array cannot be null: " + blocks.getClass());
}
} else {
blocks.blocks[layer] = blocks.update(layer, arr);
blocks.blocks[layer] = blocks.update(layer, arr, aggressive);
if (blocks.blocks[layer] == null) {
throw new IllegalStateException("Array cannot be null (update): " + blocks.getClass());
}
@ -57,7 +69,7 @@ public abstract class CharBlocks implements IBlocks {
blocks = new char[16][];
sections = new Section[16];
for (int i = 0; i < 16; i++) {
sections[i] = EMPTY;
sections[i] = empty;
}
}
@ -88,16 +100,16 @@ public abstract class CharBlocks implements IBlocks {
@Override
public synchronized IChunkSet reset() {
for (int i = 0; i < 16; i++) {
sections[i] = EMPTY;
sections[i] = empty;
}
return null;
}
public synchronized void reset(@Range(from = 0, to = 15) int layer) {
sections[layer] = EMPTY;
sections[layer] = empty;
}
public synchronized char[] update(int layer, char[] data) {
public synchronized char[] update(int layer, char[] data, boolean aggressive) {
if (data == null) {
return new char[4096];
}
@ -114,16 +126,18 @@ public abstract class CharBlocks implements IBlocks {
}
@Override
public synchronized char[] load(@Range(from = 0, to = 15) int layer) {
return sections[layer].get(this, layer);
public char[] load(@Range(from = 0, to = 15) int layer) {
synchronized (sections[layer]) {
return sections[layer].get(this, layer);
}
}
@Override
public synchronized BlockState getBlock(int x, int y, int z) {
public BlockState getBlock(int x, int y, int z) {
return BlockTypesCache.states[get(x, y, z)];
}
public synchronized char get(int x, @Range(from = 0, to = 255) int y, int z) {
public char get(int x, @Range(from = 0, to = 255) int y, int z) {
final int layer = y >> 4;
final int index = (y & 15) << 8 | z << 4 | x;
if (layer >= sections.length || layer < 0) {
@ -149,7 +163,7 @@ public abstract class CharBlocks implements IBlocks {
Section
*/
public synchronized final char get(@Range(from = 0, to = 15) int layer, int index) {
public final char get(@Range(from = 0, to = 15) int layer, int index) {
return sections[layer].get(this, layer, index);
}
@ -161,10 +175,17 @@ public abstract class CharBlocks implements IBlocks {
public abstract char[] get(CharBlocks blocks, @Range(from = 0, to = 15) int layer);
public abstract char[] get(CharBlocks blocks, @Range(from = 0, to = 15) int layer, boolean aggressive);
public abstract boolean isFull();
public final char get(CharBlocks blocks, @Range(from = 0, to = 15) int layer, int index) {
return get(blocks, layer)[index];
char[] section = get(blocks, layer);
if (section == null) {
blocks.reset(layer);
section = blocks.empty.get(blocks, layer, false);
}
return section[index];
}
public final void set(CharBlocks blocks, @Range(from = 0, to = 15) int layer, int index, char value) {

View File

@ -19,13 +19,14 @@ public abstract class CharGetBlocks extends CharBlocks implements IChunkGet {
@Override
public boolean trim(boolean aggressive) {
for (int i = 0; i < 16; i++) {
sections[i] = EMPTY;
sections[i] = empty;
blocks[i] = null;
}
return true;
}
public char[] update(int layer, char[] data) {
@Override
public char[] update(int layer, char[] data, boolean aggressive) {
if (data == null) {
data = new char[4096];
}
@ -34,8 +35,8 @@ public abstract class CharGetBlocks extends CharBlocks implements IChunkGet {
}
@Override
public boolean trim(boolean aggressive, int layer) {
sections[layer] = EMPTY;
public synchronized boolean trim(boolean aggressive, int layer) {
sections[layer] = empty;
blocks[layer] = null;
return true;
}

View File

@ -43,7 +43,7 @@ public class CharSetBlocks extends CharBlocks implements IChunkSet {
}
@Override
public void recycle() {
public synchronized void recycle() {
POOL.offer(this);
}
@ -104,7 +104,7 @@ public class CharSetBlocks extends CharBlocks implements IChunkSet {
@Override
public void setBlocks(int layer, char[] data) {
this.blocks[layer] = data;
this.sections[layer] = data == null ? EMPTY : FULL;
this.sections[layer] = data == null ? empty : FULL;
}
@Override

View File

@ -141,7 +141,7 @@ public class ChunkHolder<T extends Future<T>> implements IQueueChunk<T> {
}
@Override
public synchronized CompoundTag getEntity(UUID uuid) {
public CompoundTag getEntity(UUID uuid) {
return delegate.get(this).getEntity(uuid);
}
@ -156,21 +156,21 @@ public class ChunkHolder<T extends Future<T>> implements IQueueChunk<T> {
}
@Override
public synchronized void setLightingToGet(char[][] lighting) {
public void setLightingToGet(char[][] lighting) {
delegate.setLightingToGet(this, lighting);
}
@Override
public synchronized void setSkyLightingToGet(char[][] lighting) {
public void setSkyLightingToGet(char[][] lighting) {
delegate.setSkyLightingToGet(this, lighting);
}
@Override
public synchronized void setHeightmapToGet(HeightMapType type, int[] data) {
public void setHeightmapToGet(HeightMapType type, int[] data) {
delegate.setHeightmapToGet(this, type, data);
}
public synchronized void flushLightToGet(boolean heightmaps) {
public void flushLightToGet(boolean heightmaps) {
delegate.flushLightToGet(this, heightmaps);
}
@ -800,22 +800,22 @@ public class ChunkHolder<T extends Future<T>> implements IQueueChunk<T> {
};
@Override
public synchronized Map<BlockVector3, CompoundTag> getTiles() {
public Map<BlockVector3, CompoundTag> getTiles() {
return delegate.get(this).getTiles();
}
@Override
public synchronized Set<CompoundTag> getEntities() {
public Set<CompoundTag> getEntities() {
return delegate.get(this).getEntities();
}
@Override
public synchronized boolean hasSection(int layer) {
public boolean hasSection(int layer) {
return chunkExisting != null && chunkExisting.hasSection(layer);
}
@Override
public synchronized void filterBlocks(Filter filter, ChunkFilterBlock block, @Nullable Region region, boolean full) {
public void filterBlocks(Filter filter, ChunkFilterBlock block, @Nullable Region region, boolean full) {
final IChunkGet get = getOrCreateGet();
final IChunkSet set = getOrCreateSet();
set.setFastMode(fastmode);
@ -863,7 +863,7 @@ public class ChunkHolder<T extends Future<T>> implements IQueueChunk<T> {
/**
* Get or create the existing part of this chunk.
*/
public synchronized final IChunkGet getOrCreateGet() {
public final IChunkGet getOrCreateGet() {
if (chunkExisting == null) {
chunkExisting = newWrappedGet();
}
@ -873,7 +873,7 @@ public class ChunkHolder<T extends Future<T>> implements IQueueChunk<T> {
/**
* Get or create the settable part of this chunk.
*/
public synchronized final IChunkSet getOrCreateSet() {
public final IChunkSet getOrCreateSet() {
if (chunkSet == null) {
chunkSet = newWrappedSet();
}
@ -885,7 +885,7 @@ public class ChunkHolder<T extends Future<T>> implements IQueueChunk<T> {
* - The purpose of wrapping is to allow different extents to intercept / alter behavior
* - e.g., caching, optimizations, filtering
*/
private synchronized IChunkSet newWrappedSet() {
private IChunkSet newWrappedSet() {
return extent.getCachedSet(chunkX, chunkZ);
}
@ -917,11 +917,7 @@ public class ChunkHolder<T extends Future<T>> implements IQueueChunk<T> {
public synchronized T call() {
if (chunkSet != null) {
chunkSet.setBitMask(bitMask);
return this.call(chunkSet, () -> {
synchronized (this) {
this.recycle();
}
});
return this.call(chunkSet, this::recycle);
}
return null;
}
@ -963,82 +959,82 @@ public class ChunkHolder<T extends Future<T>> implements IQueueChunk<T> {
}
@Override
public synchronized boolean setBiome(int x, int y, int z, BiomeType biome) {
public boolean setBiome(int x, int y, int z, BiomeType biome) {
return delegate.setBiome(this, x, y, z, biome);
}
@Override
public synchronized <B extends BlockStateHolder<B>> boolean setBlock(int x, int y, int z, B block) {
public <B extends BlockStateHolder<B>> boolean setBlock(int x, int y, int z, B block) {
return delegate.setBlock(this, x, y, z, block);
}
@Override
public synchronized BiomeType getBiomeType(int x, int y, int z) {
public BiomeType getBiomeType(int x, int y, int z) {
return delegate.getBiome(this, x, y, z);
}
@Override
public synchronized BlockState getBlock(int x, int y, int z) {
public BlockState getBlock(int x, int y, int z) {
return delegate.getBlock(this, x, y, z);
}
@Override
public synchronized BaseBlock getFullBlock(int x, int y, int z) {
public BaseBlock getFullBlock(int x, int y, int z) {
return delegate.getFullBlock(this, x, y, z);
}
@Override
public synchronized void setSkyLight(int x, int y, int z, int value) {
public void setSkyLight(int x, int y, int z, int value) {
delegate.setSkyLight(this, x, y, z, value);
}
@Override
public synchronized void setHeightMap(HeightMapType type, int[] heightMap) {
public void setHeightMap(HeightMapType type, int[] heightMap) {
delegate.setHeightMap(this, type, heightMap);
}
@Override
public synchronized void removeSectionLighting(int layer, boolean sky) {
public void removeSectionLighting(int layer, boolean sky) {
delegate.removeSectionLighting(this, layer, sky);
}
@Override
public synchronized void setFullBright(int layer) {
public void setFullBright(int layer) {
delegate.setFullBright(this, layer);
}
@Override
public synchronized void setBlockLight(int x, int y, int z, int value) {
public void setBlockLight(int x, int y, int z, int value) {
delegate.setBlockLight(this, x, y, z, value);
}
@Override
public synchronized void setLightLayer(int layer, char[] toSet) {
public void setLightLayer(int layer, char[] toSet) {
delegate.setLightLayer(this, layer, toSet);
}
@Override
public synchronized void setSkyLightLayer(int layer, char[] toSet) {
public void setSkyLightLayer(int layer, char[] toSet) {
delegate.setSkyLightLayer(this, layer, toSet);
}
@Override
public synchronized int getSkyLight(int x, int y, int z) {
public int getSkyLight(int x, int y, int z) {
return delegate.getSkyLight(this, x, y, z);
}
@Override
public synchronized int getEmmittedLight(int x, int y, int z) {
public int getEmmittedLight(int x, int y, int z) {
return delegate.getEmmittedLight(this, x, y, z);
}
@Override
public synchronized int getBrightness(int x, int y, int z) {
public int getBrightness(int x, int y, int z) {
return delegate.getBrightness(this, x, y, z);
}
@Override
public synchronized int getOpacity(int x, int y, int z) {
public int getOpacity(int x, int y, int z) {
return delegate.getOpacity(this, x, y, z);
}

View File

@ -162,11 +162,15 @@ public abstract class AbstractChangeSet implements ChangeSet, IBatchProcessor {
continue;
}
// add each block and tile
char[] blocksGet = get.load(layer);
if (blocksGet == null) {
char[] blocksGet;
char[] tmp = get.load(layer);
if (tmp == null) {
blocksGet = FaweCache.IMP.EMPTY_CHAR_4096;
} else {
System.arraycopy(tmp, 0, (blocksGet = new char[4096]), 0, 4096);
}
char[] blocksSet = set.load(layer);
char[] blocksSet;
System.arraycopy(set.load(layer), 0, (blocksSet = new char[4096]), 0, 4096);
int by = layer << 4;
for (int y = 0, index = 0; y < 16; y++) {