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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf <Spottedleaf@users.noreply.github.com>
Date: Wed, 9 Aug 2023 14:00:40 -0700
Subject: [PATCH] Remove UpgradeData neighbour ticks outside of range
The lists are only supposed to contain ticks for the 1 radius
neighbours of the chunk.
diff --git a/src/main/java/net/minecraft/world/level/chunk/UpgradeData.java b/src/main/java/net/minecraft/world/level/chunk/UpgradeData.java
index bfb73e016f107fb8da12903bf233a824d062ed73..22b6d0851a51da180cd8fbbe6554c5370f5ac5bd 100644
--- a/src/main/java/net/minecraft/world/level/chunk/UpgradeData.java
+++ b/src/main/java/net/minecraft/world/level/chunk/UpgradeData.java
@@ -100,6 +100,25 @@ public class UpgradeData {
}
}
+ // Paper start - filter out relocated neighbour ticks
+ // The lists are only supposed to contain ticks for the 1 radius neighbours of the chunk
+ private static <T> void filterTickList(int chunkX, int chunkZ, List<SavedTick<T>> ticks) {
+ for (java.util.Iterator<SavedTick<T>> iterator = ticks.iterator(); iterator.hasNext();) {
+ SavedTick<T> tick = iterator.next();
+ BlockPos tickPos = tick.pos();
+ int tickCX = tickPos.getX() >> 4;
+ int tickCZ = tickPos.getZ() >> 4;
+
+ int dist = Math.max(Math.abs(chunkX - tickCX), Math.abs(chunkZ - tickCZ));
+
+ if (dist != 1) {
+ LOGGER.warn("Neighbour tick '" + tick + "' serialized in chunk (" + chunkX + "," + chunkZ + ") is too far (" + tickCX + "," + tickCZ + ")");
+ iterator.remove();
+ }
+ }
+ }
+ // Paper end - filter out relocated neighbour ticks
+
public void upgrade(LevelChunk chunk) {
this.upgradeInside(chunk);
@@ -107,6 +126,11 @@ public class UpgradeData {
upgradeSides(chunk, direction8);
}
+ // Paper start - filter out relocated neighbour ticks
+ filterTickList(chunk.locX, chunk.locZ, this.neighborBlockTicks);
+ filterTickList(chunk.locX, chunk.locZ, this.neighborFluidTicks);
+ // Paper end - filter out relocated neighbour ticks
+
Level level = chunk.getLevel();
this.neighborBlockTicks.forEach(tick -> {
Block block = tick.type() == Blocks.AIR ? level.getBlockState(tick.pos()).getBlock() : tick.type();
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