testserver/patches/server/0701-Optimize-Biome-Mob-Lookups-for-Mob-Spawning.patch
Jake Potrebic ea0ec8c5a0
Updated Upstream (Bukkit/CraftBukkit) & more patches
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:
e9ce88b9 SPIGOT-6562: Add more specific sculk sensor event

CraftBukkit Changes:
d7ef1e91 SPIGOT-6558: Attempt to improve SkullMeta
e7a63287 SPIGOT-6562: Add more specific sculk sensor event
2021-06-15 21:12:14 -07:00

57 lines
2.7 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Wed, 12 Sep 2018 21:47:01 -0400
Subject: [PATCH] Optimize Biome Mob Lookups for Mob Spawning
Uses an EnumMap as well as a Set paired List for O(1) contains calls.
diff --git a/src/main/java/net/minecraft/world/level/biome/MobSpawnSettings.java b/src/main/java/net/minecraft/world/level/biome/MobSpawnSettings.java
index 4e06bb1fbda33e79044ac54758b559f7436882a7..86528ff031014e788d72a8bf7c1c9443512096bb 100644
--- a/src/main/java/net/minecraft/world/level/biome/MobSpawnSettings.java
+++ b/src/main/java/net/minecraft/world/level/biome/MobSpawnSettings.java
@@ -70,11 +70,43 @@ public class MobSpawnSettings {
}
public static class Builder {
- private final Map<MobCategory, List<MobSpawnSettings.SpawnerData>> spawners = Stream.of(MobCategory.values()).collect(ImmutableMap.toImmutableMap((mobCategory) -> {
+ // Paper start - keep track of data in a pair set to give O(1) contains calls - we have to hook removals incase plugins mess with it
+ public static class MobList extends java.util.ArrayList<MobSpawnSettings.SpawnerData> {
+ java.util.Set<MobSpawnSettings.SpawnerData> biomes = new java.util.HashSet<>();
+
+ @Override
+ public boolean contains(Object o) {
+ return biomes.contains(o);
+ }
+
+ @Override
+ public boolean add(MobSpawnSettings.SpawnerData BiomeSettingsMobs) {
+ biomes.add(BiomeSettingsMobs);
+ return super.add(BiomeSettingsMobs);
+ }
+
+ @Override
+ public MobSpawnSettings.SpawnerData remove(int index) {
+ MobSpawnSettings.SpawnerData removed = super.remove(index);
+ if (removed != null) {
+ biomes.remove(removed);
+ }
+ return removed;
+ }
+
+ @Override
+ public void clear() {
+ biomes.clear();
+ super.clear();
+ }
+ }
+ // use toImmutableEnumMap collector
+ private final Map<MobCategory, List<MobSpawnSettings.SpawnerData>> spawners = (Map) Stream.of(MobCategory.values()).collect(Maps.toImmutableEnumMap((mobCategory) -> {
return mobCategory;
}, (mobCategory) -> {
- return Lists.newArrayList();
+ return new MobList(); // Use MobList instead of ArrayList
}));
+ // Paper end
private final Map<EntityType<?>, MobSpawnSettings.MobSpawnCost> mobSpawnCosts = Maps.newLinkedHashMap();
private float creatureGenerationProbability = 0.1F;
private boolean playerCanSpawn;