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https://github.com/PaperMC/Paper.git
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e792da723a
Upstream has released updates that appears to apply and compile correctly. This update has not been tested by PaperMC and as with ANY update, please do your own testing Bukkit Changes: 30885166 Update to Minecraft 1.16.4 CraftBukkit Changes: 3af81c71 Update to Minecraft 1.16.4 Spigot Changes: f011ca24 Update to Minecraft 1.16.4 Co-authored-by: Mariell Hoversholm <proximyst@proximyst.com>
84 lines
4.7 KiB
Diff
84 lines
4.7 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/ChunkMapDistance.java b/src/main/java/net/minecraft/server/ChunkMapDistance.java
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index cf68c9105084d1823b5fc76b3f472a0f8ecd9568..d15bf949671c9a533573278d573376282bfed8c8 100644
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--- a/src/main/java/net/minecraft/server/ChunkMapDistance.java
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+++ b/src/main/java/net/minecraft/server/ChunkMapDistance.java
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@@ -33,7 +33,16 @@ public abstract class ChunkMapDistance {
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private final ChunkMapDistance.a ticketLevelTracker = new ChunkMapDistance.a();
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private final ChunkMapDistance.b f = new ChunkMapDistance.b(8);
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private final ChunkMapDistance.c g = new ChunkMapDistance.c(33);
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- private final Set<PlayerChunk> pendingChunkUpdates = 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<PlayerChunk> pendingChunkUpdates = new java.util.ArrayDeque<PlayerChunk>() {
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+ @Override
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+ public boolean add(PlayerChunk 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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private final ChunkTaskQueueSorter i;
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private final Mailbox<ChunkTaskQueueSorter.a<Runnable>> j;
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private final Mailbox<ChunkTaskQueueSorter.b> k;
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@@ -94,26 +103,14 @@ public abstract class ChunkMapDistance {
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;
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}
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+ // Paper start
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if (!this.pendingChunkUpdates.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<PlayerChunk> iter = this.pendingChunkUpdates.iterator();
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- int expectedSize = this.pendingChunkUpdates.size();
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- do {
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- PlayerChunk playerchunk = iter.next();
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- iter.remove();
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- expectedSize--;
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-
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- playerchunk.a(playerchunkmap);
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-
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- // Reset iterator if set was modified using add()
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- if (this.pendingChunkUpdates.size() != expectedSize) {
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- expectedSize = this.pendingChunkUpdates.size();
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- iter = this.pendingChunkUpdates.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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+ while(!this.pendingChunkUpdates.isEmpty()) {
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+ PlayerChunk remove = this.pendingChunkUpdates.remove();
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+ remove.isUpdateQueued = false;
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+ remove.a(playerchunkmap);
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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.l.isEmpty()) {
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@@ -366,7 +363,7 @@ public abstract class ChunkMapDistance {
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ObjectIterator objectiterator = this.a.long2ByteEntrySet().iterator();
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while (objectiterator.hasNext()) {
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- it.unimi.dsi.fastutil.longs.Long2ByteMap.Entry it_unimi_dsi_fastutil_longs_long2bytemap_entry = (it.unimi.dsi.fastutil.longs.Long2ByteMap.Entry) objectiterator.next();
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+ Long2ByteMap.Entry it_unimi_dsi_fastutil_longs_long2bytemap_entry = (Long2ByteMap.Entry) objectiterator.next(); // Paper - decompile fix
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byte b0 = it_unimi_dsi_fastutil_longs_long2bytemap_entry.getByteValue();
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long j = it_unimi_dsi_fastutil_longs_long2bytemap_entry.getLongKey();
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diff --git a/src/main/java/net/minecraft/server/PlayerChunk.java b/src/main/java/net/minecraft/server/PlayerChunk.java
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index 0f82376ac386ce4dfcf2799fbd92a32ca37095e5..32da5cfc19793afa2053c8e2a37fdcf17e43e6cd 100644
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--- a/src/main/java/net/minecraft/server/PlayerChunk.java
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+++ b/src/main/java/net/minecraft/server/PlayerChunk.java
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@@ -20,6 +20,7 @@ public class PlayerChunk {
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private static final CompletableFuture<Either<Chunk, PlayerChunk.Failure>> UNLOADED_CHUNK_FUTURE = CompletableFuture.completedFuture(PlayerChunk.UNLOADED_CHUNK);
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private static final List<ChunkStatus> CHUNK_STATUSES = ChunkStatus.a();
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private static final PlayerChunk.State[] CHUNK_STATES = PlayerChunk.State.values();
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+ boolean isUpdateQueued = false; // Paper
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private final AtomicReferenceArray<CompletableFuture<Either<IChunkAccess, PlayerChunk.Failure>>> statusFutures;
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private volatile CompletableFuture<Either<Chunk, PlayerChunk.Failure>> fullChunkFuture; private int fullChunkCreateCount; private volatile boolean isFullChunkReady; // Paper - cache chunk ticking stage
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private volatile CompletableFuture<Either<Chunk, PlayerChunk.Failure>> tickingFuture; private volatile boolean isTickingReady; // Paper - cache chunk ticking stage
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