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Remove threadChunkMap

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Signed-off-by: TheMode <themode@outlook.fr>
This commit is contained in:
TheMode 2021-09-20 13:31:45 +02:00
parent 1edab499f1
commit 860c6b21d1
2 changed files with 12 additions and 25 deletions
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22
src/main/java/net/minestom/server/thread/ThreadDispatcher.java
View File

@ -19,8 +19,6 @@ public final class ThreadDispatcher {
private final ThreadProvider provider;
private final List<TickThread> threads;
// Contains all the chunks being ticked in a thread
private final Map<TickThread, Collection<ChunkEntry>> threadChunkMap = new HashMap<>();
// Chunk -> ChunkEntry mapping
private final Map<Chunk, ChunkEntry> chunkEntryMap = new HashMap<>();
// Queue to update chunks linked thread
@ -37,7 +35,6 @@ public final class ThreadDispatcher {
private ThreadDispatcher(ThreadProvider provider, int threadCount) {
this.provider = provider;
this.threads = new ArrayList<>(threadCount);
for (int i = 0; i < threadCount; i++) {
final TickThread tickThread = new TickThread(phaser, i);
this.threads.add(tickThread);
@ -88,16 +85,8 @@ public final class ThreadDispatcher {
* @param time the tick time in milliseconds
*/
public void updateAndAwait(long time) {
for (var entry : threadChunkMap.entrySet()) {
final Collection<ChunkEntry> chunkEntries = entry.getValue();
if (chunkEntries == null || chunkEntries.isEmpty()) {
// Nothing to tick
continue;
}
// Execute tick
this.phaser.register();
TickThread thread = entry.getKey();
thread.startTick(chunkEntries, time);
for (TickThread thread : threads) {
thread.startTick(time);
}
this.phaser.arriveAndAwaitAdvance();
}
@ -177,7 +166,7 @@ public final class ThreadDispatcher {
while ((chunk = chunkLoadRequests.poll()) != null) {
final TickThread thread = retrieveThread(chunk);
final ChunkEntry chunkEntry = new ChunkEntry(thread, chunk);
this.threadChunkMap.computeIfAbsent(thread, t -> new ArrayList<>()).add(chunkEntry);
thread.entries().add(chunkEntry);
this.chunkEntryMap.put(chunk, chunkEntry);
this.chunkUpdateQueue.add(chunk);
}
@ -188,9 +177,8 @@ public final class ThreadDispatcher {
while ((chunk = chunkUnloadRequests.poll()) != null) {
final ChunkEntry chunkEntry = chunkEntryMap.remove(chunk);
if (chunkEntry != null) {
final TickThread thread = chunkEntry.thread;
Collection<ChunkEntry> chunks = threadChunkMap.get(thread);
if (chunks != null) chunks.remove(chunkEntry);
TickThread thread = chunkEntry.thread;
thread.entries().remove(chunkEntry);
}
this.chunkUpdateQueue.remove(chunk);
}

15
src/main/java/net/minestom/server/thread/TickThread.java
View File

@ -6,8 +6,8 @@ import net.minestom.server.instance.Chunk;
import org.jetbrains.annotations.ApiStatus;
import org.jetbrains.annotations.NotNull;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.concurrent.Phaser;
import java.util.concurrent.locks.LockSupport;
@ -25,8 +25,7 @@ public final class TickThread extends Thread {
private volatile boolean stop;
private long tickTime;
private boolean isTicking;
private Collection<ThreadDispatcher.ChunkEntry> entries;
private final List<ThreadDispatcher.ChunkEntry> entries = new ArrayList<>();
public TickThread(Phaser phaser, int number) {
super(MinecraftServer.THREAD_NAME_TICK + "-" + number);
@ -37,9 +36,7 @@ public final class TickThread extends Thread {
public void run() {
LockSupport.park(this);
while (!stop) {
this.isTicking = true;
tick();
this.isTicking = false;
this.phaser.arriveAndDeregister();
LockSupport.park(this);
}
@ -74,15 +71,17 @@ public final class TickThread extends Thread {
// #acquire() callbacks
}
void startTick(Collection<ThreadDispatcher.ChunkEntry> entries, long tickTime) {
void startTick(long tickTime) {
if (entries.isEmpty())
return; // Nothing to tick
this.phaser.register();
this.tickTime = tickTime;
this.entries = entries;
this.stop = false;
LockSupport.unpark(this);
}
public Collection<ThreadDispatcher.ChunkEntry> entries() {
return isTicking ? entries : Collections.emptyList();
return entries;
}
/**