PaperMC/patches/server/0430-Optimize-ServerLevels-chunk-level-checking-methods.patch
Nassim Jahnke 1358d1e914
Updated Upstream (CraftBukkit/Spigot) (#7580)
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:
881e06e5 PR-725: Add Item Unlimited Lifetime APIs

CraftBukkit Changes:
74c08312 SPIGOT-6962: Call EntityChangeBlockEvent when when FallingBlockEntity starts to fall
64db5126 SPIGOT-6959: Make /loot command ignore empty items for spawn
2d760831 Increase outdated build delay
9ed7e4fb SPIGOT-6138, SPIGOT-6415: Don't call CreatureSpawnEvent after cross-dimensional travel
fc4ad813 SPIGOT-6895: Trees grown with applyBoneMeal() don't fire the StructureGrowthEvent
59733a2e SPIGOT-6961: Actually return a copy of the ItemMeta

Spigot Changes:
ffceeae3 SPIGOT-6956: Drop unload queue patch as attempt at fixing stop issue
e19ddabd PR-1011: Add Item Unlimited Lifetime APIs
34d40b0e SPIGOT-2942: give command fires PlayerDropItemEvent, cancelling it causes Item Duplication
2022-03-13 08:47:54 +01:00

69 lines
3.8 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf <Spottedleaf@users.noreply.github.com>
Date: Thu, 16 Apr 2020 16:13:59 -0700
Subject: [PATCH] Optimize ServerLevels chunk level checking methods
These can be hot functions (i.e entity ticking and block ticking),
so inline where possible, and avoid the abstraction of the
Either class.
diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
index 5c5f9cf3539aeba4911d27111b0580d99a61f577..42d7802e787d1e2722bf94487f9bf8383aeef660 100644
--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
+++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
@@ -2169,19 +2169,22 @@ public class ServerLevel extends Level implements WorldGenLevel {
}
private boolean isPositionTickingWithEntitiesLoaded(long chunkPos) {
- return this.areEntitiesLoaded(chunkPos) && this.chunkSource.isPositionTicking(chunkPos);
+ // Paper start - optimize is ticking ready type functions
+ ChunkHolder chunkHolder = this.chunkSource.chunkMap.getVisibleChunkIfPresent(chunkPos);
+ return chunkHolder != null && this.chunkSource.isPositionTicking(chunkPos) && chunkHolder.isTickingReady() && this.areEntitiesLoaded(chunkPos);
+ // Paper end
}
public boolean isPositionEntityTicking(BlockPos pos) {
- return this.entityManager.canPositionTick(pos) && this.chunkSource.chunkMap.getDistanceManager().inEntityTickingRange(ChunkPos.asLong(pos));
+ return this.entityManager.canPositionTick(ChunkPos.asLong(pos)) && this.chunkSource.chunkMap.getDistanceManager().inEntityTickingRange(ChunkPos.asLong(pos)); // Paper
}
public boolean isNaturalSpawningAllowed(BlockPos pos) {
- return this.entityManager.canPositionTick(pos);
+ return this.entityManager.canPositionTick(ChunkPos.asLong(pos)); // Paper
}
public boolean isNaturalSpawningAllowed(ChunkPos pos) {
- return this.entityManager.canPositionTick(pos);
+ return this.entityManager.canPositionTick(pos.toLong()); // Paper
}
private final class EntityCallbacks implements LevelCallback<Entity> {
diff --git a/src/main/java/net/minecraft/world/level/ChunkPos.java b/src/main/java/net/minecraft/world/level/ChunkPos.java
index 4c5f8a103b550a681178926096d5f758654c61a7..d2952a1a84ae7326e2d4a1f19497db8f978e4688 100644
--- a/src/main/java/net/minecraft/world/level/ChunkPos.java
+++ b/src/main/java/net/minecraft/world/level/ChunkPos.java
@@ -50,7 +50,7 @@ public class ChunkPos {
}
public static long asLong(BlockPos pos) {
- return asLong(SectionPos.blockToSectionCoord(pos.getX()), SectionPos.blockToSectionCoord(pos.getZ()));
+ return (((long)pos.getX() >> 4) & 4294967295L) | ((((long)pos.getZ() >> 4) & 4294967295L) << 32); // Paper - inline
}
public static int getX(long pos) {
diff --git a/src/main/java/net/minecraft/world/level/entity/PersistentEntitySectionManager.java b/src/main/java/net/minecraft/world/level/entity/PersistentEntitySectionManager.java
index 1407f30d467fa78bc207a91da0e6395c0a9ba83d..2110cb437807f99994838b57653caefe2f01a9c5 100644
--- a/src/main/java/net/minecraft/world/level/entity/PersistentEntitySectionManager.java
+++ b/src/main/java/net/minecraft/world/level/entity/PersistentEntitySectionManager.java
@@ -383,6 +383,11 @@ public class PersistentEntitySectionManager<T extends EntityAccess> implements A
public LevelEntityGetter<T> getEntityGetter() {
return this.entityGetter;
}
+ // Paper start
+ public final boolean canPositionTick(long position) {
+ return this.chunkVisibility.get(position).isTicking();
+ }
+ // Paper end
public boolean canPositionTick(BlockPos pos) {
return ((Visibility) this.chunkVisibility.get(ChunkPos.asLong(pos))).isTicking();