Paper/Remapped-Spigot-Server-Patches/0286-Optimize-Biome-Mob-Lookups-for-Mob-Spawning.patch
2021-06-11 13:56:17 +02:00

98 lines
5.4 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 58ee27a994b4cd845b8bb28e80cc2102c860f097..528f42c63a1186b8827bfe7cf6193e14da938cb3 100644
--- a/src/main/java/net/minecraft/world/level/biome/MobSpawnSettings.java
+++ b/src/main/java/net/minecraft/world/level/biome/MobSpawnSettings.java
@@ -30,19 +30,28 @@ public class MobSpawnSettings {
}, (enumcreaturetype) -> {
return ImmutableList.of();
})), ImmutableMap.of(), false);
+ // Paper start- decompile error workaround
+ private static class bProxy extends MobSpawnSettings.MobSpawnCost {
+ private bProxy(double gravityLimit, double mass) {
+ super(gravityLimit, mass);
+ }
+ }
+ private static class cProxy extends MobSpawnSettings.SpawnerData {
+ public cProxy(EntityType<?> type, int weight, int minGroupSize, int maxGroupSize) {
+ super(type, weight, minGroupSize, maxGroupSize);
+ }
+ };
+ // Paper end
public static final MapCodec<MobSpawnSettings> CODEC = RecordCodecBuilder.mapCodec((instance) -> {
- RecordCodecBuilder recordcodecbuilder = Codec.FLOAT.optionalFieldOf("creature_spawn_probability", 0.1F).forGetter((biomesettingsmobs) -> {
- return biomesettingsmobs.d;
+ RecordCodecBuilder<MobSpawnSettings, Float> recordcodecbuilder = Codec.FLOAT.optionalFieldOf("creature_spawn_probability", 0.1F).forGetter((biomesettingsmobs) -> { // Paper - add type to builder
+ return biomesettingsmobs.creatureGenerationProbability;
});
- Codec codec = MobCategory.CODEC;
- Codec codec1 = BiomeSettingsMobs.c.b.listOf();
- Logger logger = MobSpawnSettings.LOGGER;
-
- logger.getClass();
- return instance.group(recordcodecbuilder, Codec.simpleMap(codec, codec1.promotePartial(Util.prefix("Spawn data: ", logger::error)), StringRepresentable.keys(MobCategory.values())).fieldOf("spawners").forGetter((biomesettingsmobs) -> {
- return biomesettingsmobs.e;
- }), Codec.simpleMap(Registry.ENTITY_TYPE, BiomeSettingsMobs.b.a, Registry.ENTITY_TYPE).fieldOf("spawn_costs").forGetter((biomesettingsmobs) -> {
- return biomesettingsmobs.f;
+ // Paper - remove unused vars
+
+ return instance.group(recordcodecbuilder, Codec.simpleMap(MobCategory.CODEC, cProxy.CODEC.listOf().promotePartial(Util.prefix("Spawn data: ", MobSpawnSettings.LOGGER::error)), StringRepresentable.keys(MobCategory.values())).fieldOf("spawners").forGetter((biomesettingsmobs) -> { // Paper - inline codec, cProxy, LOGGER
+ return biomesettingsmobs.spawners;
+ }), Codec.simpleMap(Registry.ENTITY_TYPE, bProxy.CODEC, Registry.ENTITY_TYPE).fieldOf("spawn_costs").forGetter((biomesettingsmobs) -> { // Paper - decompile error - bProxy
+ return biomesettingsmobs.mobSpawnCosts;
}), Codec.BOOL.fieldOf("player_spawn_friendly").orElse(false).forGetter(MobSpawnSettings::playerSpawnFriendly)).apply(instance, MobSpawnSettings::new);
});
private final float creatureGenerationProbability;
@@ -76,11 +85,43 @@ public class MobSpawnSettings {
public static class Builder {
- private final Map<MobCategory, List<MobSpawnSettings.SpawnerData>> spawners = (Map) Stream.of(MobCategory.values()).collect(ImmutableMap.toImmutableMap((enumcreaturetype) -> {
+ // 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((enumcreaturetype) -> {
return enumcreaturetype;
}, (enumcreaturetype) -> {
- 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;