89 lines
5.8 KiB
Diff
89 lines
5.8 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: kickash32 <kickash32@gmail.com>
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Date: Mon, 5 Apr 2021 01:42:35 -0400
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Subject: [PATCH] Improve cancelling PreCreatureSpawnEvent with per player mob
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spawns
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diff --git a/src/main/java/net/minecraft/server/level/ChunkMap.java b/src/main/java/net/minecraft/server/level/ChunkMap.java
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index ccf0f7c7feaf47f451cec30ba02bea39ba192b3c..ac1a4ff5f83e53fa2983ff6e834775e51fba715e 100644
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--- a/src/main/java/net/minecraft/server/level/ChunkMap.java
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+++ b/src/main/java/net/minecraft/server/level/ChunkMap.java
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@@ -306,8 +306,25 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
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}
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}
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+ // Paper start - per player mob count backoff
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+ public void updateFailurePlayerMobTypeMap(int chunkX, int chunkZ, net.minecraft.world.entity.MobCategory mobCategory) {
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+ if (!this.level.paperConfig().entities.spawning.perPlayerMobSpawns) {
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+ return;
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+ }
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+ int idx = mobCategory.ordinal();
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+ final com.destroystokyo.paper.util.maplist.ReferenceList<ServerPlayer> inRange =
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+ this.getNearbyPlayers().getPlayersByChunk(chunkX, chunkZ, io.papermc.paper.util.player.NearbyPlayers.NearbyMapType.TICK_VIEW_DISTANCE);
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+ if (inRange == null) {
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+ return;
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+ }
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+ final Object[] backingSet = inRange.getRawData();
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+ for (int i = 0, len = inRange.size(); i < len; i++) {
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+ ++((ServerPlayer)backingSet[i]).mobBackoffCounts[idx];
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+ }
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+ }
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+ // Paper end - per player mob count backoff
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public int getMobCountNear(final ServerPlayer player, final net.minecraft.world.entity.MobCategory mobCategory) {
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- return player.mobCounts[mobCategory.ordinal()];
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+ return player.mobCounts[mobCategory.ordinal()] + player.mobBackoffCounts[mobCategory.ordinal()]; // Paper - per player mob count backoff
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}
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// Paper end - Optional per player mob spawns
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diff --git a/src/main/java/net/minecraft/server/level/ServerChunkCache.java b/src/main/java/net/minecraft/server/level/ServerChunkCache.java
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index 059ab637adf1be576fa1fff36a91b6c5f1b5f035..5afbb5b307cc67d86dd916dc8f7521d5d021e056 100644
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--- a/src/main/java/net/minecraft/server/level/ServerChunkCache.java
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+++ b/src/main/java/net/minecraft/server/level/ServerChunkCache.java
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@@ -524,7 +524,17 @@ public class ServerChunkCache extends ChunkSource {
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if ((this.spawnFriendlies || this.spawnEnemies) && this.level.paperConfig().entities.spawning.perPlayerMobSpawns) { // don't count mobs when animals and monsters are disabled
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// re-set mob counts
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for (ServerPlayer player : this.level.players) {
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- Arrays.fill(player.mobCounts, 0);
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+ // Paper start - per player mob spawning backoff
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+ for (int ii = 0; ii < ServerPlayer.MOBCATEGORY_TOTAL_ENUMS; ii++) {
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+ player.mobCounts[ii] = 0;
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+
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+ int newBackoff = player.mobBackoffCounts[ii] - 1; // TODO make configurable bleed // TODO use nonlinear algorithm?
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+ if (newBackoff < 0) {
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+ newBackoff = 0;
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+ }
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+ player.mobBackoffCounts[ii] = newBackoff;
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+ }
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+ // Paper end - per player mob spawning backoff
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}
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spawnercreature_d = NaturalSpawner.createState(naturalSpawnChunkCount, this.level.getAllEntities(), this::getFullChunk, null, true);
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} else {
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diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
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index 7fb2c0f2576142423cd0e50b811ce4f55795e43d..acc1751324f040accc4fc18914ed281e572358eb 100644
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--- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
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+++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
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@@ -260,6 +260,7 @@ public class ServerPlayer extends Player {
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public static final int MOBCATEGORY_TOTAL_ENUMS = net.minecraft.world.entity.MobCategory.values().length;
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public final int[] mobCounts = new int[MOBCATEGORY_TOTAL_ENUMS]; // Paper
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// Paper end - Optional per player mob spawns
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+ public final int[] mobBackoffCounts = new int[MOBCATEGORY_TOTAL_ENUMS]; // Paper - per player mob count backoff
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// CraftBukkit start
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public String displayName;
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diff --git a/src/main/java/net/minecraft/world/level/NaturalSpawner.java b/src/main/java/net/minecraft/world/level/NaturalSpawner.java
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index 14f4ceb6c0be34d23b24c1695f966145c3aaee96..da7489986848316fed029b71d1bc4e1248c9c9a8 100644
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--- a/src/main/java/net/minecraft/world/level/NaturalSpawner.java
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+++ b/src/main/java/net/minecraft/world/level/NaturalSpawner.java
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@@ -277,6 +277,11 @@ public final class NaturalSpawner {
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// Paper start - PreCreatureSpawnEvent
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PreSpawnStatus doSpawning = isValidSpawnPostitionForType(world, group, structuremanager, chunkgenerator, biomesettingsmobs_c, blockposition_mutableblockposition, d2);
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+ // Paper start - per player mob count backoff
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+ if (doSpawning == PreSpawnStatus.ABORT || doSpawning == PreSpawnStatus.CANCELLED) {
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+ world.getChunkSource().chunkMap.updateFailurePlayerMobTypeMap(blockposition_mutableblockposition.getX() >> 4, blockposition_mutableblockposition.getZ() >> 4, group);
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+ }
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+ // Paper end - per player mob count backoff
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if (doSpawning == PreSpawnStatus.ABORT) {
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return j; // Paper - Optional per player mob spawns
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}
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