From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: kickash32 Date: Mon, 5 Apr 2021 01:42:35 -0400 Subject: [PATCH] Improve cancelling PreCreatureSpawnEvent with per player mob spawns diff --git a/src/main/java/net/minecraft/server/level/ChunkMap.java b/src/main/java/net/minecraft/server/level/ChunkMap.java index b4611b21beb31b109cb5ecfa5aa03ac15e16335a..e69e68ae3be2760c079338793f33c27f59ebf7cf 100644 --- a/src/main/java/net/minecraft/server/level/ChunkMap.java +++ b/src/main/java/net/minecraft/server/level/ChunkMap.java @@ -306,8 +306,25 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider } } + // Paper start - per player mob count backoff + public void updateFailurePlayerMobTypeMap(int chunkX, int chunkZ, net.minecraft.world.entity.MobCategory mobCategory) { + if (!this.level.paperConfig().entities.spawning.perPlayerMobSpawns) { + return; + } + int idx = mobCategory.ordinal(); + final com.destroystokyo.paper.util.maplist.ReferenceList inRange = + this.getNearbyPlayers().getPlayersByChunk(chunkX, chunkZ, io.papermc.paper.util.player.NearbyPlayers.NearbyMapType.TICK_VIEW_DISTANCE); + if (inRange == null) { + return; + } + final Object[] backingSet = inRange.getRawData(); + for (int i = 0, len = inRange.size(); i < len; i++) { + ++((ServerPlayer)backingSet[i]).mobBackoffCounts[idx]; + } + } + // Paper end - per player mob count backoff public int getMobCountNear(final ServerPlayer player, final net.minecraft.world.entity.MobCategory mobCategory) { - return player.mobCounts[mobCategory.ordinal()]; + return player.mobCounts[mobCategory.ordinal()] + player.mobBackoffCounts[mobCategory.ordinal()]; // Paper - per player mob count backoff } // Paper end - Optional per player mob spawns diff --git a/src/main/java/net/minecraft/server/level/ServerChunkCache.java b/src/main/java/net/minecraft/server/level/ServerChunkCache.java index e448f7088cc7691bd2125869feb7422a6b749429..0fad2a160878d4883c88b889bd6ba00b144a2dcd 100644 --- a/src/main/java/net/minecraft/server/level/ServerChunkCache.java +++ b/src/main/java/net/minecraft/server/level/ServerChunkCache.java @@ -537,7 +537,17 @@ public class ServerChunkCache extends ChunkSource { if ((this.spawnFriendlies || this.spawnEnemies) && this.level.paperConfig().entities.spawning.perPlayerMobSpawns) { // don't count mobs when animals and monsters are disabled // re-set mob counts for (ServerPlayer player : this.level.players) { - Arrays.fill(player.mobCounts, 0); + // Paper start - per player mob spawning backoff + for (int ii = 0; ii < ServerPlayer.MOBCATEGORY_TOTAL_ENUMS; ii++) { + player.mobCounts[ii] = 0; + + int newBackoff = player.mobBackoffCounts[ii] - 1; // TODO make configurable bleed // TODO use nonlinear algorithm? + if (newBackoff < 0) { + newBackoff = 0; + } + player.mobBackoffCounts[ii] = newBackoff; + } + // Paper end - per player mob spawning backoff } spawnercreature_d = NaturalSpawner.createState(naturalSpawnChunkCount, this.level.getAllEntities(), this::getFullChunk, null, true); } else { diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java index 4bfc12a50a262f49c0262b06b39faa8116b3807f..803ed79940af00b49aec4b1414ddfacb57ff4f3f 100644 --- a/src/main/java/net/minecraft/server/level/ServerPlayer.java +++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java @@ -260,6 +260,7 @@ public class ServerPlayer extends Player { public static final int MOBCATEGORY_TOTAL_ENUMS = net.minecraft.world.entity.MobCategory.values().length; public final int[] mobCounts = new int[MOBCATEGORY_TOTAL_ENUMS]; // Paper // Paper end - Optional per player mob spawns + public final int[] mobBackoffCounts = new int[MOBCATEGORY_TOTAL_ENUMS]; // Paper - per player mob count backoff // CraftBukkit start public String displayName; diff --git a/src/main/java/net/minecraft/world/level/NaturalSpawner.java b/src/main/java/net/minecraft/world/level/NaturalSpawner.java index da9f091e1c2dd8b025e806f53a4708b623ee4cd8..17e9f3a30e287faf210e08dc7eb177a70f049f43 100644 --- a/src/main/java/net/minecraft/world/level/NaturalSpawner.java +++ b/src/main/java/net/minecraft/world/level/NaturalSpawner.java @@ -277,6 +277,11 @@ public final class NaturalSpawner { // Paper start - PreCreatureSpawnEvent PreSpawnStatus doSpawning = isValidSpawnPostitionForType(world, group, structuremanager, chunkgenerator, biomesettingsmobs_c, blockposition_mutableblockposition, d2); + // Paper start - per player mob count backoff + if (doSpawning == PreSpawnStatus.ABORT || doSpawning == PreSpawnStatus.CANCELLED) { + world.getChunkSource().chunkMap.updateFailurePlayerMobTypeMap(blockposition_mutableblockposition.getX() >> 4, blockposition_mutableblockposition.getZ() >> 4, group); + } + // Paper end - per player mob count backoff if (doSpawning == PreSpawnStatus.ABORT) { return j; // Paper - Optional per player mob spawns }