4104545b11
"It was from a different time before books were as jank as they are now. As time has gone on they've only proven to be worse and worse."
85 Zeilen
4.4 KiB
Diff
85 Zeilen
4.4 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Shane Freeder <theboyetronic@gmail.com>
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Date: Wed, 29 May 2019 04:01:22 +0100
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Subject: [PATCH] ChunkMapDistance CME
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diff --git a/src/main/java/net/minecraft/server/level/ChunkHolder.java b/src/main/java/net/minecraft/server/level/ChunkHolder.java
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index 165e72873da877f7a29d58e4da489f68979725ad..ddaf9d682772d5dbbe6ee4891f9995a8ee365329 100644
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--- a/src/main/java/net/minecraft/server/level/ChunkHolder.java
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+++ b/src/main/java/net/minecraft/server/level/ChunkHolder.java
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@@ -73,6 +73,7 @@ public class ChunkHolder {
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private boolean resendLight;
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private CompletableFuture<Void> pendingFullStateConfirmation;
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+ boolean isUpdateQueued = false; // Paper
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private final ChunkMap chunkMap; // Paper
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public ChunkHolder(ChunkPos pos, int level, LevelHeightAccessor world, LevelLightEngine lightingProvider, ChunkHolder.LevelChangeListener levelUpdateListener, ChunkHolder.PlayerProvider playersWatchingChunkProvider) {
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diff --git a/src/main/java/net/minecraft/server/level/DistanceManager.java b/src/main/java/net/minecraft/server/level/DistanceManager.java
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index 48bb57d3a431ea466425eb7da821c0aea900bd4c..45c7ebe67019cdbe88b6617a95d5c40d3a68286c 100644
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--- a/src/main/java/net/minecraft/server/level/DistanceManager.java
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+++ b/src/main/java/net/minecraft/server/level/DistanceManager.java
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@@ -47,7 +47,16 @@ public abstract class DistanceManager {
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private final DistanceManager.ChunkTicketTracker ticketTracker = new DistanceManager.ChunkTicketTracker();
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private final DistanceManager.FixedPlayerDistanceChunkTracker naturalSpawnChunkCounter = new DistanceManager.FixedPlayerDistanceChunkTracker(8);
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private final DistanceManager.PlayerTicketTracker playerTicketManager = new DistanceManager.PlayerTicketTracker(33);
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- final Set<ChunkHolder> chunksToUpdateFutures = Sets.newHashSet();
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+ // Paper start use a queue, but still keep unique requirement
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+ public final java.util.Queue<ChunkHolder> pendingChunkUpdates = new java.util.ArrayDeque<ChunkHolder>() {
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+ @Override
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+ public boolean add(ChunkHolder o) {
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+ if (o.isUpdateQueued) return true;
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+ o.isUpdateQueued = true;
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+ return super.add(o);
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+ }
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+ };
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+ // Paper end
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final ChunkTaskPriorityQueueSorter ticketThrottler;
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final ProcessorHandle<ChunkTaskPriorityQueueSorter.Message<Runnable>> ticketThrottlerInput;
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final ProcessorHandle<ChunkTaskPriorityQueueSorter.Release> ticketThrottlerReleaser;
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@@ -108,26 +117,14 @@ public abstract class DistanceManager {
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;
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}
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- if (!this.chunksToUpdateFutures.isEmpty()) {
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- // CraftBukkit start
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- // Iterate pending chunk updates with protection against concurrent modification exceptions
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- java.util.Iterator<ChunkHolder> iter = this.chunksToUpdateFutures.iterator();
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- int expectedSize = this.chunksToUpdateFutures.size();
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- do {
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- ChunkHolder playerchunk = iter.next();
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- iter.remove();
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- expectedSize--;
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-
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- playerchunk.updateFutures(playerchunkmap, this.mainThreadExecutor);
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-
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- // Reset iterator if set was modified using add()
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- if (this.chunksToUpdateFutures.size() != expectedSize) {
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- expectedSize = this.chunksToUpdateFutures.size();
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- iter = this.chunksToUpdateFutures.iterator();
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- }
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- } while (iter.hasNext());
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- // CraftBukkit end
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-
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+ // Paper start
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+ if (!this.pendingChunkUpdates.isEmpty()) {
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+ while(!this.pendingChunkUpdates.isEmpty()) {
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+ ChunkHolder remove = this.pendingChunkUpdates.remove();
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+ remove.isUpdateQueued = false;
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+ remove.updateFutures(playerchunkmap, this.mainThreadExecutor);
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+ }
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+ // Paper end
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return true;
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} else {
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if (!this.ticketsToRelease.isEmpty()) {
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@@ -385,7 +382,7 @@ public abstract class DistanceManager {
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if (k != level) {
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playerchunk = DistanceManager.this.updateChunkScheduling(id, level, playerchunk, k);
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if (playerchunk != null) {
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- DistanceManager.this.chunksToUpdateFutures.add(playerchunk);
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+ DistanceManager.this.pendingChunkUpdates.add(playerchunk);
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}
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}
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