mirror of
https://github.com/webbukkit/dynmap.git
synced 2024-12-25 01:57:53 +01:00
Merge pull request #3725 from mastermc05/v3.0
Async chunk loading on paper
This commit is contained in:
commit
9c80489ec6
@ -1,8 +1,10 @@
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package org.dynmap.common.chunk;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.ListIterator;
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import java.util.*;
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import java.util.concurrent.atomic.AtomicInteger;
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import java.util.function.BiConsumer;
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import java.util.function.Consumer;
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import java.util.function.Supplier;
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import org.dynmap.DynmapChunk;
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import org.dynmap.DynmapCore;
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@ -37,6 +39,7 @@ public abstract class GenericMapChunkCache extends MapChunkCache {
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private int snapcnt;
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private GenericChunk[] snaparray; /* Index = (x-x_min) + ((z-z_min)*x_dim) */
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private boolean[][] isSectionNotEmpty; /* Indexed by snapshot index, then by section index */
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private AtomicInteger loadingChunks = new AtomicInteger(0); //the amount of threads loading chunks at this moment, used by async loading
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private static final BlockStep unstep[] = { BlockStep.X_MINUS, BlockStep.Y_MINUS, BlockStep.Z_MINUS,
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BlockStep.X_PLUS, BlockStep.Y_PLUS, BlockStep.Z_PLUS };
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@ -697,6 +700,14 @@ public abstract class GenericMapChunkCache extends MapChunkCache {
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protected abstract GenericChunk getLoadedChunk(DynmapChunk ch);
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// Load generic chunk from unloaded chunk
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protected abstract GenericChunk loadChunk(DynmapChunk ch);
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// Load generic chunk from existing and already loaded chunk async
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protected Supplier<GenericChunk> getLoadedChunkAsync(DynmapChunk ch) {
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throw new IllegalStateException("Not implemeted");
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}
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// Load generic chunks from unloaded chunk async
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protected Supplier<GenericChunk> loadChunkAsync(DynmapChunk ch){
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throw new IllegalStateException("Not implemeted");
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}
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/**
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* Read NBT data from loaded chunks - needs to be called from server/world
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@ -754,10 +765,82 @@ public abstract class GenericMapChunkCache extends MapChunkCache {
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return cnt;
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}
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/**
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* Read NBT data from loaded chunks - do not needs to be called from server/world
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* Will throw {@link IllegalStateException} if not supporting
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*/
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public void getLoadedChunksAsync() {
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class SimplePair { //simple pair of the supplier that finishes read async, and a consumer that also finish his work async
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final Supplier<GenericChunk> supplier;
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final BiConsumer<GenericChunk, Long> consumer;
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SimplePair(Supplier<GenericChunk> supplier, BiConsumer<GenericChunk, Long> consumer) {
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this.supplier = supplier;
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this.consumer = consumer;
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}
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}
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if (!dw.isLoaded()) {
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isempty = true;
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unloadChunks();
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return;
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}
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List<SimplePair> lastApply = new ArrayList<>();
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for (DynmapChunk dynmapChunk : chunks) {
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long startTime = System.nanoTime();
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int chunkIndex = (dynmapChunk.x - x_min) + (dynmapChunk.z - z_min) * x_dim;
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if (snaparray[chunkIndex] != null)
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continue; // Skip if already processed
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boolean vis = isChunkVisible(dynmapChunk);
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/* Check if cached chunk snapshot found */
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if (tryChunkCache(dynmapChunk, vis)) {
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endChunkLoad(startTime, ChunkStats.CACHED_SNAPSHOT_HIT);
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}
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// If chunk is loaded and not being unloaded, we're grabbing its NBT data
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else {
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// Get generic chunk from already loaded chunk, if we can
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Supplier<GenericChunk> supplier = getLoadedChunkAsync(dynmapChunk);
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long startPause = System.nanoTime();
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BiConsumer<GenericChunk, Long> consumer = (ss, reloadTime) -> {
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if (ss == null) return;
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long pause = reloadTime - startPause;
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if (vis) { // If visible
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prepChunkSnapshot(dynmapChunk, ss);
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} else {
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if (hidestyle == HiddenChunkStyle.FILL_STONE_PLAIN) {
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ss = getStone();
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} else if (hidestyle == HiddenChunkStyle.FILL_OCEAN) {
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ss = getOcean();
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} else {
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ss = getEmpty();
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}
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}
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snaparray[chunkIndex] = ss;
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endChunkLoad(startTime - pause, ChunkStats.LOADED_CHUNKS);
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};
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lastApply.add(new SimplePair(supplier, consumer));
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}
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}
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//impact on the main thread should be minimal, so we plan and finish the work after main thread finished it's part
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lastApply.forEach(simplePair -> {
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long reloadWork = System.nanoTime();
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simplePair.consumer.accept(simplePair.supplier.get(), reloadWork);
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});
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}
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@Override
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public int loadChunks(int max_to_load) {
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return getLoadedChunks() + readChunks(max_to_load);
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}
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/**
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* Prepare the chunks async
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*/
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public void loadChunksAsync() {
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getLoadedChunksAsync();
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readChunksAsync();
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}
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public int readChunks(int max_to_load) {
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@ -840,6 +923,96 @@ public abstract class GenericMapChunkCache extends MapChunkCache {
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return cnt;
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}
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public void readChunksAsync() {
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class SimplePair { //pair of the chunk and the data which is readed async
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private final Supplier<GenericChunk> supplier;
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private final DynmapChunk chunk;
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SimplePair(DynmapChunk chunk) {
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this.chunk = chunk;
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this.supplier = loadChunkAsync(chunk);
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}
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}
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if (!dw.isLoaded()) {
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isempty = true;
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unloadChunks();
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return;
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}
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List<DynmapChunk> chunks;
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if (iterator == null) {
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iterator = Collections.emptyListIterator();
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chunks = new ArrayList<>(this.chunks);
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} else {
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chunks = new ArrayList<>();
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iterator.forEachRemaining(chunks::add);
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}
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//if before increent was 0, means that we are the first, so we need to set this
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if (loadingChunks.getAndIncrement() == 0) {
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DynmapCore.setIgnoreChunkLoads(true);
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}
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try {
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List<DynmapChunk> cached = new ArrayList<>();
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List<SimplePair> notCached = new ArrayList<>();
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iterator.forEachRemaining(chunks::add);
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chunks.stream()
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.filter(chunk -> snaparray[(chunk.x - x_min) + (chunk.z - z_min) * x_dim] == null)
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.forEach(chunk -> {
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if (cache.getSnapshot(dw.getName(), chunk.x, chunk.z) == null) {
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notCached.add(new SimplePair(chunk));
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} else {
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cached.add(chunk);
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}
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});
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cached.forEach(chunk -> {
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long startTime = System.nanoTime();
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tryChunkCache(chunk, isChunkVisible(chunk));
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endChunkLoad(startTime, ChunkStats.CACHED_SNAPSHOT_HIT);
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});
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notCached.forEach(chunkSupplier -> {
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long startTime = System.nanoTime();
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GenericChunk chunk = chunkSupplier.supplier.get();
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DynmapChunk dynmapChunk = chunkSupplier.chunk;
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if (chunk != null) {
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// If hidden
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if (isChunkVisible(dynmapChunk)) {
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// Prep snapshot
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prepChunkSnapshot(dynmapChunk, chunk);
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} else {
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if (hidestyle == HiddenChunkStyle.FILL_STONE_PLAIN) {
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chunk = getStone();
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} else if (hidestyle == HiddenChunkStyle.FILL_OCEAN) {
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chunk = getOcean();
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} else {
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chunk = getEmpty();
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}
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}
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snaparray[(dynmapChunk.x - x_min) + (dynmapChunk.z - z_min) * x_dim] = chunk;
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endChunkLoad(startTime, ChunkStats.UNLOADED_CHUNKS);
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} else {
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endChunkLoad(startTime, ChunkStats.UNGENERATED_CHUNKS);
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}
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});
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isempty = true;
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/* Fill missing chunks with empty dummy chunk */
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for (int i = 0; i < snaparray.length; i++) {
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if (snaparray[i] == null) {
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snaparray[i] = getEmpty();
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} else if (!snaparray[i].isEmpty) {
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isempty = false;
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}
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}
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} finally {
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if (loadingChunks.decrementAndGet() == 0) {
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DynmapCore.setIgnoreChunkLoads(false);
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}
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}
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}
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/**
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* Test if done loading
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*/
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@ -37,11 +37,13 @@ import net.minecraft.server.v1_16_R2.MinecraftServer;
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* Helper for isolation of bukkit version specific issues
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*/
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public class BukkitVersionHelperSpigot116_2 extends BukkitVersionHelperGeneric {
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private final boolean unsafeAsync;
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private Field watercolorfield;
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public BukkitVersionHelperSpigot116_2() {
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Class biomefog = getNMSClass("net.minecraft.server.BiomeFog");
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watercolorfield = getPrivateField(biomefog, new String[] { "c" }, int.class);
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this.unsafeAsync = true;
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}
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/**
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@ -69,6 +71,12 @@ public class BukkitVersionHelperSpigot116_2 extends BukkitVersionHelperGeneric {
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}
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private Object[] biomelist;
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@Override
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public boolean isUnsafeAsync() {
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return unsafeAsync;
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}
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/**
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* Get list of defined biomebase objects
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*/
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@ -37,11 +37,13 @@ import net.minecraft.server.v1_16_R2.BlockPosition;
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* Helper for isolation of bukkit version specific issues
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*/
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public class BukkitVersionHelperSpigot116_3 extends BukkitVersionHelperGeneric {
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private final boolean unsafeAsync;
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private Field watercolorfield;
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public BukkitVersionHelperSpigot116_3() {
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Class biomefog = getNMSClass("net.minecraft.server.BiomeFog");
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watercolorfield = getPrivateField(biomefog, new String[] { "c" }, int.class);
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this.unsafeAsync = true;
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}
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/**
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@ -69,6 +71,12 @@ public class BukkitVersionHelperSpigot116_3 extends BukkitVersionHelperGeneric {
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}
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private Object[] biomelist;
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@Override
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public boolean isUnsafeAsync() {
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return unsafeAsync;
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}
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/**
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* Get list of defined biomebase objects
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*/
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@ -26,11 +26,13 @@ import java.util.List;
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* Helper for isolation of bukkit version specific issues
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*/
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public class BukkitVersionHelperSpigot116_4 extends BukkitVersionHelperGeneric {
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private final boolean unsafeAsync;
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private Field watercolorfield;
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public BukkitVersionHelperSpigot116_4() {
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Class biomefog = getNMSClass("net.minecraft.server.BiomeFog");
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watercolorfield = getPrivateField(biomefog, new String[] { "c" }, int.class);
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this.unsafeAsync = true;
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}
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/**
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@ -58,6 +60,12 @@ public class BukkitVersionHelperSpigot116_4 extends BukkitVersionHelperGeneric {
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}
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private Object[] biomelist;
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@Override
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public boolean isUnsafeAsync() {
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return unsafeAsync;
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}
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/**
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* Get list of defined biomebase objects
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*/
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@ -36,11 +36,13 @@ import net.minecraft.server.v1_16_R1.BlockPosition;
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* Helper for isolation of bukkit version specific issues
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*/
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public class BukkitVersionHelperSpigot116 extends BukkitVersionHelperGeneric {
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private final boolean unsafeAsync;
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private Field watercolorfield;
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public BukkitVersionHelperSpigot116() {
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Class biomefog = getNMSClass("net.minecraft.server.BiomeFog");
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watercolorfield = getPrivateField(biomefog, new String[] { "c" }, int.class);
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this.unsafeAsync = true;
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}
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/**
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@ -59,6 +61,12 @@ public class BukkitVersionHelperSpigot116 extends BukkitVersionHelperGeneric {
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}
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private Object[] biomelist;
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@Override
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public boolean isUnsafeAsync() {
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return unsafeAsync;
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}
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/**
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* Get list of defined biomebase objects
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*/
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@ -59,7 +59,15 @@ import java.util.Map;
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* Helper for isolation of bukkit version specific issues
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*/
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public class BukkitVersionHelperSpigot117 extends BukkitVersionHelper {
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private final boolean unsafeAsync;
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public BukkitVersionHelperSpigot117() {
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this.unsafeAsync = true;
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}
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@Override
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public boolean isUnsafeAsync() {
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return unsafeAsync;
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}
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/**
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@ -0,0 +1,60 @@
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package org.dynmap.bukkit.helper.v118_2;
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import net.minecraft.nbt.NBTTagCompound;
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import net.minecraft.server.level.WorldServer;
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import java.lang.reflect.InvocationTargetException;
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import java.lang.reflect.Method;
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import java.util.Arrays;
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import java.util.Objects;
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import java.util.concurrent.CompletableFuture;
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import java.util.function.Consumer;
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import java.util.function.Predicate;
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/**
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* The provider used to work with paper libs
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* Because paper libs need java 17 we can't interact with them directly
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*/
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public class AsyncChunkProvider118_2 {
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private final Thread ioThread;
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private final Method getChunk;
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private final Predicate<NBTTagCompound> ifFailed;
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AsyncChunkProvider118_2 () {
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try {
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Predicate<NBTTagCompound> ifFailed1 = null;
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Method getChunk1 = null;
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Thread ioThread1 = null;
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try {
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Class<?> threadClass = Class.forName("com.destroystokyo.paper.io.PaperFileIOThread");
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Class<?>[] classes = threadClass.getClasses();
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Class<?> holder = Arrays.stream(classes).filter(aClass -> aClass.getSimpleName().equals("Holder")).findAny().orElseThrow(RuntimeException::new);
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ioThread1 = (Thread) holder.getField("INSTANCE").get(null);
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getChunk1 = threadClass.getMethod("loadChunkDataAsync", WorldServer.class, int.class, int.class, int.class, Consumer.class, boolean.class, boolean.class, boolean.class);
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NBTTagCompound failure = (NBTTagCompound) threadClass.getField("FAILURE_VALUE").get(null);
|
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ifFailed1 = nbtTagCompound -> nbtTagCompound == failure;
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} catch (ClassNotFoundException | NoSuchFieldException | IllegalAccessException | NoSuchMethodException e) {
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e.printStackTrace();
|
||||
}
|
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ifFailed = Objects.requireNonNull(ifFailed1);
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getChunk = Objects.requireNonNull(getChunk1);
|
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ioThread = Objects.requireNonNull(ioThread1);
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} catch (Throwable e) {
|
||||
e.printStackTrace();
|
||||
throw new RuntimeException(e);
|
||||
}
|
||||
}
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public CompletableFuture<NBTTagCompound> getChunk(WorldServer world, int x, int y) throws InvocationTargetException, IllegalAccessException {
|
||||
CompletableFuture<Object> future = new CompletableFuture<>();
|
||||
getChunk.invoke(ioThread,world,x,y,5,(Consumer<Object>) future::complete, false, true, true);
|
||||
return future.thenApply((resultFuture) -> {
|
||||
if (resultFuture == null) return null;
|
||||
try {
|
||||
NBTTagCompound compound = (NBTTagCompound) resultFuture.getClass().getField("chunkData").get(resultFuture);
|
||||
return ifFailed.test(compound) ? null : compound;
|
||||
} catch (IllegalAccessException | NoSuchFieldException e) {
|
||||
e.printStackTrace();
|
||||
}
|
||||
return null;
|
||||
});
|
||||
}
|
||||
}
|
@ -64,9 +64,22 @@ import java.util.Set;
|
||||
* Helper for isolation of bukkit version specific issues
|
||||
*/
|
||||
public class BukkitVersionHelperSpigot118_2 extends BukkitVersionHelper {
|
||||
private final boolean unsafeAsync;
|
||||
|
||||
public BukkitVersionHelperSpigot118_2() {
|
||||
boolean unsafeAsync1;
|
||||
try {
|
||||
Class.forName("com.destroystokyo.paper.io.PaperFileIOThread");
|
||||
unsafeAsync1 = false;
|
||||
} catch (ClassNotFoundException e) {
|
||||
unsafeAsync1 = true;
|
||||
}
|
||||
this.unsafeAsync = unsafeAsync1;
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean isUnsafeAsync() {
|
||||
return unsafeAsync;
|
||||
}
|
||||
|
||||
/**
|
||||
|
@ -1,8 +1,11 @@
|
||||
package org.dynmap.bukkit.helper.v118_2;
|
||||
|
||||
import org.bukkit.Bukkit;
|
||||
import org.bukkit.World;
|
||||
import org.bukkit.craftbukkit.v1_18_R2.CraftServer;
|
||||
import org.bukkit.craftbukkit.v1_18_R2.CraftWorld;
|
||||
import org.dynmap.DynmapChunk;
|
||||
import org.dynmap.bukkit.helper.BukkitVersionHelper;
|
||||
import org.dynmap.bukkit.helper.BukkitWorld;
|
||||
import org.dynmap.common.chunk.GenericChunk;
|
||||
import org.dynmap.common.chunk.GenericChunkCache;
|
||||
@ -14,12 +17,16 @@ import net.minecraft.world.level.chunk.storage.ChunkRegionLoader;
|
||||
import net.minecraft.world.level.chunk.Chunk;
|
||||
|
||||
import java.io.IOException;
|
||||
import java.lang.reflect.InvocationTargetException;
|
||||
import java.util.List;
|
||||
import java.util.concurrent.CompletableFuture;
|
||||
import java.util.function.Supplier;
|
||||
|
||||
/**
|
||||
* Container for managing chunks - dependent upon using chunk snapshots, since rendering is off server thread
|
||||
*/
|
||||
public class MapChunkCache118_2 extends GenericMapChunkCache {
|
||||
private static final AsyncChunkProvider118_2 provider = BukkitVersionHelper.helper.isUnsafeAsync() ? null : new AsyncChunkProvider118_2();
|
||||
private World w;
|
||||
/**
|
||||
* Construct empty cache
|
||||
@ -30,19 +37,45 @@ public class MapChunkCache118_2 extends GenericMapChunkCache {
|
||||
|
||||
// Load generic chunk from existing and already loaded chunk
|
||||
protected GenericChunk getLoadedChunk(DynmapChunk chunk) {
|
||||
return getLoadedChunk(chunk, false).get();
|
||||
}
|
||||
@Override
|
||||
protected Supplier<GenericChunk> getLoadedChunkAsync(DynmapChunk ch) {
|
||||
return getLoadedChunk(ch, true);
|
||||
}
|
||||
|
||||
@Override
|
||||
protected Supplier<GenericChunk> loadChunkAsync(DynmapChunk chunk){
|
||||
try {
|
||||
CompletableFuture<NBTTagCompound> nbt = provider.getChunk(((CraftWorld) w).getHandle(), chunk.x, chunk.z);
|
||||
return () -> {
|
||||
NBTTagCompound compound = nbt.join();
|
||||
return compound == null ? null : parseChunkFromNBT(new NBT.NBTCompound(compound));
|
||||
};
|
||||
} catch (InvocationTargetException | IllegalAccessException ignored) {
|
||||
return () -> null;
|
||||
}
|
||||
}
|
||||
|
||||
private Supplier<GenericChunk> getLoadedChunk(DynmapChunk chunk, boolean async) {
|
||||
CraftWorld cw = (CraftWorld) w;
|
||||
NBTTagCompound nbt = null;
|
||||
GenericChunk gc = null;
|
||||
if (cw.isChunkLoaded(chunk.x, chunk.z)) {
|
||||
Chunk c = cw.getHandle().getChunkIfLoaded(chunk.x, chunk.z);
|
||||
if ((c != null) && c.o) { // c.loaded
|
||||
nbt = ChunkRegionLoader.a(cw.getHandle(), c);
|
||||
if (!cw.isChunkLoaded(chunk.x, chunk.z)) return () -> null;
|
||||
Chunk c = cw.getHandle().getChunkIfLoaded(chunk.x, chunk.z); //already safe async on vanilla
|
||||
if ((c == null) || c.o) return () -> null; // c.loaded
|
||||
if (async) { //the data of the chunk may change while we write, better to write it sync
|
||||
CompletableFuture<NBTTagCompound> nbt = CompletableFuture.supplyAsync(() -> ChunkRegionLoader.a(cw.getHandle(), c), ((CraftServer) Bukkit.getServer()).getServer());
|
||||
return () -> {
|
||||
NBTTagCompound compound = nbt.join();
|
||||
return compound == null ? null : parseChunkFromNBT(new NBT.NBTCompound(compound));
|
||||
};
|
||||
} else {
|
||||
NBTTagCompound nbt = ChunkRegionLoader.a(cw.getHandle(), c);
|
||||
GenericChunk genericChunk;
|
||||
if (nbt != null) genericChunk = parseChunkFromNBT(new NBT.NBTCompound(nbt));
|
||||
else genericChunk = null;
|
||||
return () -> genericChunk;
|
||||
}
|
||||
if (nbt != null) {
|
||||
gc = parseChunkFromNBT(new NBT.NBTCompound(nbt));
|
||||
}
|
||||
}
|
||||
return gc;
|
||||
|
||||
}
|
||||
// Load generic chunk from unloaded chunk
|
||||
protected GenericChunk loadChunk(DynmapChunk chunk) {
|
||||
|
@ -64,9 +64,15 @@ import java.util.Set;
|
||||
* Helper for isolation of bukkit version specific issues
|
||||
*/
|
||||
public class BukkitVersionHelperSpigot118 extends BukkitVersionHelper {
|
||||
private final boolean unsafeAsync;
|
||||
|
||||
public BukkitVersionHelperSpigot118() {
|
||||
this.unsafeAsync = true;
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean isUnsafeAsync() {
|
||||
return unsafeAsync;
|
||||
}
|
||||
|
||||
/**
|
||||
|
@ -34,6 +34,10 @@ public abstract class BukkitVersionHelper {
|
||||
protected BukkitVersionHelper() {
|
||||
|
||||
}
|
||||
/**
|
||||
* Get if it's unsafe to load chunks async
|
||||
*/
|
||||
public abstract boolean isUnsafeAsync();
|
||||
/**
|
||||
* Get list of defined biomebase objects
|
||||
*/
|
||||
|
@ -54,6 +54,12 @@ public class BukkitVersionHelperCB extends BukkitVersionHelperGeneric {
|
||||
isBadUnload = HDBlockModels.checkVersionRange(mcver, "1.9-");
|
||||
Log.verboseinfo("MCVER=" + mcver + ", isBadUnload=" + isBadUnload);
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean isUnsafeAsync() {
|
||||
return true;
|
||||
}
|
||||
|
||||
@Override
|
||||
protected String getNMSPackage() {
|
||||
Server srv = Bukkit.getServer();
|
||||
|
@ -33,6 +33,11 @@ public class BukkitVersionHelperGlowstone extends BukkitVersionHelper {
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean isUnsafeAsync() {
|
||||
return true;
|
||||
}
|
||||
|
||||
@Override
|
||||
public Object[] getBiomeBaseList() {
|
||||
return new Object[0];
|
||||
|
@ -104,6 +104,7 @@ import org.dynmap.common.DynmapPlayer;
|
||||
import org.dynmap.common.DynmapServerInterface;
|
||||
import org.dynmap.common.chunk.GenericChunkCache;
|
||||
import org.dynmap.common.DynmapListenerManager.EventType;
|
||||
import org.dynmap.common.chunk.GenericMapChunkCache;
|
||||
import org.dynmap.hdmap.HDMap;
|
||||
import org.dynmap.markers.MarkerAPI;
|
||||
import org.dynmap.modsupport.ModSupportImpl;
|
||||
@ -514,6 +515,7 @@ public class DynmapPlugin extends JavaPlugin implements DynmapAPI {
|
||||
final MapChunkCache cc = c;
|
||||
|
||||
while(!cc.isDoneLoading()) {
|
||||
if (BukkitVersionHelper.helper.isUnsafeAsync()) {
|
||||
Future<Boolean> f = core.getServer().callSyncMethod(new Callable<Boolean>() {
|
||||
public Boolean call() throws Exception {
|
||||
boolean exhausted = true;
|
||||
@ -552,8 +554,23 @@ public class DynmapPlugin extends JavaPlugin implements DynmapAPI {
|
||||
Log.severe(ix);
|
||||
return null;
|
||||
}
|
||||
|
||||
if ((delay != null) && delay.booleanValue()) {
|
||||
try { Thread.sleep(25); } catch (InterruptedException ix) {}
|
||||
try {
|
||||
Thread.sleep(25);
|
||||
} catch (InterruptedException ix) {
|
||||
}
|
||||
}
|
||||
} else {
|
||||
if (prev_tick != cur_tick) {
|
||||
prev_tick = cur_tick;
|
||||
cur_tick_starttime = System.nanoTime();
|
||||
}
|
||||
if (cc instanceof GenericMapChunkCache) {
|
||||
((GenericMapChunkCache) cc).loadChunksAsync();
|
||||
} else {
|
||||
cc.loadChunks(Integer.MAX_VALUE);
|
||||
}
|
||||
}
|
||||
}
|
||||
/* If cancelled due to world unload return nothing */
|
||||
|
Loading…
Reference in New Issue
Block a user