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Mirror von https://github.com/PaperMC/Paper.git synchronisiert 2024-11-15 04:20:04 +01:00
Paper/patches/server/0315-Optimise-getChunkAt-calls-for-loaded-chunks.patch
Nassim Jahnke 4bc15f13aa
Updated Upstream (Bukkit/CraftBukkit)
Upstream has released updates that appear 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:
e2160a18 Make MapCursor#type not depends on deprecated values

CraftBukkit Changes:
6ce172642 SPIGOT-7761: Ender pearl does not damage or spawn endermites
f5a63f734 SPIGOT-7759: Chunk not there when requested in ChunkUnloadEvent
28287259c Remove unused import
eb9a7dde0 SPIGOT-7757: Cannot set item in Stonecutter Inventory
f8be9d752 Move deserialized removed unhandled tags to dedicated removedTags
a7e576186 Fix potential mutability issue with CraftMetaItem copy constructor
995885452 SPIGOT-7741: Vanilla ItemComponent in commands can't remove components
9ef69aa0b PR-1284: Move ItemType <-> ItemMeta linking to a centralized place
3e82eafbe PR-1420: Fix DirectEntity and CausingEntity Damager for Creepers ignited by Player
c23daa71f SPIGOT-7751: Fix crash caused by arrows from trial spawners
Make MapCursor#type not depends on deprecated values
SPIGOT-7761: Ender pearl does not damage or spawn endermites
2024-06-15 18:31:58 +02:00

61 Zeilen
2.7 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf <Spottedleaf@users.noreply.github.com>
Date: Sat, 25 Jan 2020 17:04:35 -0800
Subject: [PATCH] Optimise getChunkAt calls for loaded chunks
bypass the need to get a player chunk, then get the either,
then unwrap it...
diff --git a/src/main/java/net/minecraft/server/level/ServerChunkCache.java b/src/main/java/net/minecraft/server/level/ServerChunkCache.java
index f4451bb402abbc8e6506132b9b9702bb5d75e097..ef35e5a9fc0bfcd13f02f9193fdd1e7a811e88fd 100644
--- a/src/main/java/net/minecraft/server/level/ServerChunkCache.java
+++ b/src/main/java/net/minecraft/server/level/ServerChunkCache.java
@@ -253,6 +253,12 @@ public class ServerChunkCache extends ChunkSource {
return this.getChunk(x, z, leastStatus, create);
}, this.mainThreadProcessor).join();
} else {
+ // Paper start - Perf: Optimise getChunkAt calls for loaded chunks
+ LevelChunk ifLoaded = this.getChunkAtIfLoadedMainThread(x, z);
+ if (ifLoaded != null) {
+ return ifLoaded;
+ }
+ // Paper end - Perf: Optimise getChunkAt calls for loaded chunks
ProfilerFiller gameprofilerfiller = this.level.getProfiler();
gameprofilerfiller.incrementCounter("getChunk");
@@ -296,33 +302,7 @@ public class ServerChunkCache extends ChunkSource {
if (Thread.currentThread() != this.mainThread) {
return null;
} else {
- this.level.getProfiler().incrementCounter("getChunkNow");
- long k = ChunkPos.asLong(chunkX, chunkZ);
-
- ChunkAccess ichunkaccess;
-
- for (int l = 0; l < 4; ++l) {
- if (k == this.lastChunkPos[l] && this.lastChunkStatus[l] == ChunkStatus.FULL) {
- ichunkaccess = this.lastChunk[l];
- return ichunkaccess instanceof LevelChunk ? (LevelChunk) ichunkaccess : null;
- }
- }
-
- ChunkHolder playerchunk = this.getVisibleChunkIfPresent(k);
-
- if (playerchunk == null) {
- return null;
- } else {
- ichunkaccess = playerchunk.getChunkIfPresent(ChunkStatus.FULL);
- if (ichunkaccess != null) {
- this.storeInCache(k, ichunkaccess, ChunkStatus.FULL);
- if (ichunkaccess instanceof LevelChunk) {
- return (LevelChunk) ichunkaccess;
- }
- }
-
- return null;
- }
+ return this.getChunkAtIfLoadedMainThread(chunkX, chunkZ); // Paper - Perf: Optimise getChunkAt calls for loaded chunks
}
}