diff options
Diffstat (limited to 'patches/server/0675-Optimize-Biome-Mob-Lookups-for-Mob-Spawning.patch')
-rw-r--r-- | patches/server/0675-Optimize-Biome-Mob-Lookups-for-Mob-Spawning.patch | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/patches/server/0675-Optimize-Biome-Mob-Lookups-for-Mob-Spawning.patch b/patches/server/0675-Optimize-Biome-Mob-Lookups-for-Mob-Spawning.patch new file mode 100644 index 0000000000..c3c7f53663 --- /dev/null +++ b/patches/server/0675-Optimize-Biome-Mob-Lookups-for-Mob-Spawning.patch @@ -0,0 +1,57 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Aikar <[email protected]> +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 18a0822798205f9d687b0b98e3db37041a31c63f..c38b4deafd2e43f2021d28388228cd53b230e61b 100644 +--- a/src/main/java/net/minecraft/world/level/biome/MobSpawnSettings.java ++++ b/src/main/java/net/minecraft/world/level/biome/MobSpawnSettings.java +@@ -60,11 +60,43 @@ 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; + |