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286bd1bfb5
- Port player chunk loader patch Makes the chunk system act as it did in 1.17, no additional tickets (and thus logic) to make a chunk ticking. Adds simulation distance API, deprecates old no-tick method. - More collision optimisations Ancient patch from tuinity that never could be pushed to master. - Fix Optimise ArraySetSorted#removeIf patch - Execute chunk tasks fairly for worlds while waiting for next tick - Port Replace ticket level propagator
40 lines
2.2 KiB
Diff
40 lines
2.2 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Spottedleaf <Spottedleaf@users.noreply.github.com>
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Date: Sun, 20 Jun 2021 00:08:13 -0700
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Subject: [PATCH] Do not allow ticket level changes when updating chunk ticking
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state
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This WILL cause state corruption if it happens. So, don't
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allow it.
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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 49247d12e743f987113524121e60a3e0ba4a825a..b473a0e3235405dde46d9d6cb300e88d6b1d121b 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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@@ -423,7 +423,13 @@ public class ChunkHolder {
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CompletableFuture<Void> completablefuture1 = new CompletableFuture();
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completablefuture1.thenRunAsync(() -> {
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+ // Paper start - do not allow ticket level changes
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+ boolean unloadingBefore = this.chunkMap.unloadingPlayerChunk;
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+ this.chunkMap.unloadingPlayerChunk = true;
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+ try {
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+ // Paper end - do not allow ticket level changes
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playerchunkmap.onFullChunkStatusChange(this.pos, playerchunk_state);
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+ } finally { this.chunkMap.unloadingPlayerChunk = unloadingBefore; } // Paper - do not allow ticket level changes
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}, executor);
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this.pendingFullStateConfirmation = completablefuture1;
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completablefuture.thenAccept((either) -> {
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@@ -440,7 +446,12 @@ public class ChunkHolder {
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private void demoteFullChunk(ChunkMap playerchunkmap, ChunkHolder.FullChunkStatus playerchunk_state) {
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this.pendingFullStateConfirmation.cancel(false);
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+ // Paper start - do not allow ticket level changes
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+ boolean unloadingBefore = this.chunkMap.unloadingPlayerChunk;
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+ this.chunkMap.unloadingPlayerChunk = true;
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+ try { // Paper end - do not allow ticket level changes
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playerchunkmap.onFullChunkStatusChange(this.pos, playerchunk_state);
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+ } finally { this.chunkMap.unloadingPlayerChunk = unloadingBefore; } // Paper - do not allow ticket level changes
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}
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protected long updateCount; // Paper - correctly handle recursion
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