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Improve horrible CraftChunk#getEntities performance (#5999)

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Thanks Spigot, very cool.
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Jake Potrebic 2021-06-28 05:53:28 -07:00 committed by GitHub
parent 0ad55267a3
commit e895403a10
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3
build-data/paper.at
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@ -225,3 +225,6 @@ public net.minecraft.world.entity.animal.Fox setFaceplanted(Z)V
# Cook speed multipler API
public net.minecraft.world.level.block.entity.AbstractFurnaceBlockEntity recipeType
# Improve CraftChunk#getEntities
public net.minecraft.world.level.entity.PersistentEntitySectionManager sectionStorage

29
patches/server/0721-Improve-CraftChunk-getEntities.patch Normal file
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@ -0,0 +1,29 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Fri, 25 Jun 2021 12:06:35 -0700
Subject: [PATCH] Improve CraftChunk#getEntities
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftChunk.java b/src/main/java/org/bukkit/craftbukkit/CraftChunk.java
index 08a5fabb1d13db26014bb5751aa271c0a0bdcb7a..40d6dfe30e8f388fb2014ba81f9ea4a986354b88 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftChunk.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftChunk.java
@@ -110,11 +110,13 @@ public class CraftChunk implements Chunk {
this.getWorld().getChunkAt(x, z); // Transient load for this tick
}
- Location location = new Location(null, 0, 0, 0);
- return this.getWorld().getEntities().stream().filter((entity) -> {
- entity.getLocation(location);
- return location.getBlockX() >> 4 == this.x && location.getBlockZ() >> 4 == this.z;
- }).toArray(Entity[]::new);
+ // Paper start - improve CraftChunk#getEntities
+ return this.worldServer.entityManager.sectionStorage.getExistingSectionsInChunk(ChunkPos.asLong(this.x, this.z))
+ .flatMap(net.minecraft.world.level.entity.EntitySection::getEntities)
+ .map(net.minecraft.world.entity.Entity::getBukkitEntity)
+ .filter(entity -> entity != null && entity.isValid())
+ .toArray(Entity[]::new);
+ // Paper end
}
@Override