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Paper/patches/server/0337-implement-optional-per-player-mob-spawns.patch
Jake Potrebic de04cbced5
Updated Upstream (Bukkit/CraftBukkit) (#10034) 
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:
f29cb801 Separate checkstyle-suppressions file is not required
86f99bbe SPIGOT-7540, PR-946: Add ServerTickManager API
d4119585 SPIGOT-6903, PR-945: Add BlockData#getMapColor
b7a2ed41 SPIGOT-7530, PR-947: Add Player#removeResourcePack
9dd56255 SPIGOT-7527, PR-944: Add WindCharge#explode()
994a6163 Attempt upgrade of resolver libraries

CraftBukkit Changes:
b3b43a6ad Add Checkstyle check for unused imports
13fb3358e SPIGOT-7544: Scoreboard#getEntries() doesn't get entries but class names
3dda99c06 SPIGOT-7540, PR-1312: Add ServerTickManager API
2ab4508c0 SPIGOT-6903, PR-1311: Add BlockData#getMapColor
1dbdbbed4 PR-1238: Remove unnecessary sign ticking
659728d2a MC-264285, SPIGOT-7439, PR-1237: Fix unbreakable flint and steel is completely consumed while igniting creeper
e37e29ce0 Increase outdated build delay
c00438b39 SPIGOT-7530, PR-1313: Add Player#removeResourcePack
492dd80ce SPIGOT-7527, PR-1310: Add WindCharge#explode()
e11fbb9d7 Upgrade MySQL driver
9f3a0bd2a Attempt upgrade of resolver libraries
60d16d7ca PR-1306: Centralize Bukkit and Minecraft entity conversion

Spigot Changes:
06d602e7 Rebuild patches
2023-12-16 18:09:28 -08:00

256 lines
16 KiB
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Raw Blame History

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: kickash32 <kickash32@gmail.com>
Date: Mon, 19 Aug 2019 01:27:58 +0500
Subject: [PATCH] implement optional 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 9b16464c4edf334093c9aa0bd164348197b96455..bd15131b7506e965bcf64be20330731256a1e1f0 100644
--- a/src/main/java/net/minecraft/server/level/ChunkMap.java
+++ b/src/main/java/net/minecraft/server/level/ChunkMap.java
@@ -289,6 +289,29 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
});
}
+ // Paper start
+ public void updatePlayerMobTypeMap(Entity entity) {
+ if (!this.level.paperConfig().entities.spawning.perPlayerMobSpawns) {
+ return;
+ }
+ int index = entity.getType().getCategory().ordinal();
+
+ final com.destroystokyo.paper.util.maplist.ReferenceList<ServerPlayer> inRange =
+ this.getNearbyPlayers().getPlayers(entity.chunkPosition(), 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]).mobCounts[index];
+ }
+ }
+
+ public int getMobCountNear(ServerPlayer entityPlayer, net.minecraft.world.entity.MobCategory mobCategory) {
+ return entityPlayer.mobCounts[mobCategory.ordinal()];
+ }
+ // Paper end
+
private static double euclideanDistanceSquared(ChunkPos pos, Entity entity) {
double d0 = (double) SectionPos.sectionToBlockCoord(pos.x, 8);
double d1 = (double) SectionPos.sectionToBlockCoord(pos.z, 8);
diff --git a/src/main/java/net/minecraft/server/level/ServerChunkCache.java b/src/main/java/net/minecraft/server/level/ServerChunkCache.java
index 16028723b36c1ca3a3c5d1bf2a7c82d2b42a0be4..24d9a2c37db4bbf2585b33d06f5ea57eb2adf356 100644
--- a/src/main/java/net/minecraft/server/level/ServerChunkCache.java
+++ b/src/main/java/net/minecraft/server/level/ServerChunkCache.java
@@ -549,7 +549,19 @@ public class ServerChunkCache extends ChunkSource {
gameprofilerfiller.popPush("naturalSpawnCount");
this.level.timings.countNaturalMobs.startTiming(); // Paper - timings
int k = this.distanceManager.getNaturalSpawnChunkCount();
- NaturalSpawner.SpawnState spawnercreature_d = NaturalSpawner.createState(k, this.level.getAllEntities(), this::getFullChunk, new LocalMobCapCalculator(this.chunkMap));
+ // Paper start - per player mob spawning
+ int naturalSpawnChunkCount = k;
+ NaturalSpawner.SpawnState spawnercreature_d; // moved down
+ 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);
+ }
+ spawnercreature_d = NaturalSpawner.createState(naturalSpawnChunkCount, this.level.getAllEntities(), this::getFullChunk, null, true);
+ } else {
+ spawnercreature_d = NaturalSpawner.createState(naturalSpawnChunkCount, this.level.getAllEntities(), this::getFullChunk, !this.level.paperConfig().entities.spawning.perPlayerMobSpawns ? new LocalMobCapCalculator(this.chunkMap) : null, false);
+ }
+ // Paper end
this.level.timings.countNaturalMobs.stopTiming(); // Paper - timings
this.lastSpawnState = spawnercreature_d;
diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
index 05c658b988fd970eeba8117d06c5a5d93b8fd75d..ad167cd343ec38f0263e634124036e741246c6b6 100644
--- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
+++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
@@ -253,6 +253,10 @@ public class ServerPlayer extends Player {
public boolean queueHealthUpdatePacket = false;
public net.minecraft.network.protocol.game.ClientboundSetHealthPacket queuedHealthUpdatePacket;
// Paper end
+ // Paper start - mob spawning rework
+ 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 - mob spawning rework
// 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 fe38079d69f3e9987ad5ab077ae09d05017a681a..9df761f5cf043e8d2dffa711c20ab32fe2992331 100644
--- a/src/main/java/net/minecraft/world/level/NaturalSpawner.java
+++ b/src/main/java/net/minecraft/world/level/NaturalSpawner.java
@@ -70,6 +70,12 @@ public final class NaturalSpawner {
private NaturalSpawner() {}
public static NaturalSpawner.SpawnState createState(int spawningChunkCount, Iterable<Entity> entities, NaturalSpawner.ChunkGetter chunkSource, LocalMobCapCalculator densityCapper) {
+ // Paper start - add countMobs parameter
+ return createState(spawningChunkCount, entities, chunkSource, densityCapper, false);
+ }
+
+ public static NaturalSpawner.SpawnState createState(int spawningChunkCount, Iterable<Entity> entities, NaturalSpawner.ChunkGetter chunkSource, LocalMobCapCalculator densityCapper, boolean countMobs) {
+ // Paper end
PotentialCalculator spawnercreatureprobabilities = new PotentialCalculator();
Object2IntOpenHashMap<MobCategory> object2intopenhashmap = new Object2IntOpenHashMap();
Iterator iterator = entities.iterator();
@@ -104,11 +110,16 @@ public final class NaturalSpawner {
spawnercreatureprobabilities.addCharge(entity.blockPosition(), biomesettingsmobs_b.charge());
}
- if (entity instanceof Mob) {
+ if (densityCapper != null && entity instanceof Mob) { // Paper
densityCapper.addMob(chunk.getPos(), enumcreaturetype);
}
object2intopenhashmap.addTo(enumcreaturetype, 1);
+ // Paper start
+ if (countMobs) {
+ chunk.level.getChunkSource().chunkMap.updatePlayerMobTypeMap(entity);
+ }
+ // Paper end
});
}
}
@@ -143,13 +154,35 @@ public final class NaturalSpawner {
continue;
}
- if ((spawnAnimals || !enumcreaturetype.isFriendly()) && (spawnMonsters || enumcreaturetype.isFriendly()) && (rareSpawn || !enumcreaturetype.isPersistent()) && info.canSpawnForCategory(enumcreaturetype, chunk.getPos(), limit)) {
+ // Paper start - only allow spawns upto the limit per chunk and update count afterwards
+ int currEntityCount = info.mobCategoryCounts.getInt(enumcreaturetype);
+ int k1 = limit * info.getSpawnableChunkCount() / NaturalSpawner.MAGIC_NUMBER;
+ int difference = k1 - currEntityCount;
+
+ if (world.paperConfig().entities.spawning.perPlayerMobSpawns) {
+ int minDiff = Integer.MAX_VALUE;
+ final com.destroystokyo.paper.util.maplist.ReferenceList<net.minecraft.server.level.ServerPlayer> inRange =
+ world.chunkSource.chunkMap.getNearbyPlayers().getPlayers(chunk.getPos(), io.papermc.paper.util.player.NearbyPlayers.NearbyMapType.TICK_VIEW_DISTANCE);
+ if (inRange != null) {
+ final Object[] backingSet = inRange.getRawData();
+ for (int k = 0, len = inRange.size(); k < len; k++) {
+ minDiff = Math.min(limit - world.getChunkSource().chunkMap.getMobCountNear((net.minecraft.server.level.ServerPlayer)backingSet[k], enumcreaturetype), minDiff);
+ }
+ }
+ difference = (minDiff == Integer.MAX_VALUE) ? 0 : minDiff;
+ }
+ if ((spawnAnimals || !enumcreaturetype.isFriendly()) && (spawnMonsters || enumcreaturetype.isFriendly()) && (rareSpawn || !enumcreaturetype.isPersistent()) && difference > 0) {
+ // Paper end
// CraftBukkit end
Objects.requireNonNull(info);
NaturalSpawner.SpawnPredicate spawnercreature_c = info::canSpawn;
Objects.requireNonNull(info);
- NaturalSpawner.spawnCategoryForChunk(enumcreaturetype, world, chunk, spawnercreature_c, info::afterSpawn);
+ // Paper start
+ int spawnCount = NaturalSpawner.spawnCategoryForChunk(enumcreaturetype, world, chunk, spawnercreature_c, info::afterSpawn,
+ difference, world.paperConfig().entities.spawning.perPlayerMobSpawns ? world.getChunkSource().chunkMap::updatePlayerMobTypeMap : null);
+ info.mobCategoryCounts.mergeInt(enumcreaturetype, spawnCount, Integer::sum);
+ // Paper end
}
}
@@ -158,11 +191,17 @@ public final class NaturalSpawner {
}
public static void spawnCategoryForChunk(MobCategory group, ServerLevel world, LevelChunk chunk, NaturalSpawner.SpawnPredicate checker, NaturalSpawner.AfterSpawnCallback runner) {
+ // Paper start - add parameters and int ret type
+ spawnCategoryForChunk(group, world, chunk, checker, runner, Integer.MAX_VALUE, null);
+ }
+ public static int spawnCategoryForChunk(MobCategory group, ServerLevel world, LevelChunk chunk, NaturalSpawner.SpawnPredicate checker, NaturalSpawner.AfterSpawnCallback runner, int maxSpawns, Consumer<Entity> trackEntity) {
+ // Paper end - add parameters and int ret type
BlockPos blockposition = NaturalSpawner.getRandomPosWithin(world, chunk);
if (blockposition.getY() >= world.getMinBuildHeight() + 1) {
- NaturalSpawner.spawnCategoryForPosition(group, world, chunk, blockposition, checker, runner);
+ return NaturalSpawner.spawnCategoryForPosition(group, world, chunk, blockposition, checker, runner, maxSpawns, trackEntity); // Paper
}
+ return 0; // Paper
}
@VisibleForDebug
@@ -173,15 +212,21 @@ public final class NaturalSpawner {
});
}
+ // Paper start - add maxSpawns parameter and return spawned mobs
public static void spawnCategoryForPosition(MobCategory group, ServerLevel world, ChunkAccess chunk, BlockPos pos, NaturalSpawner.SpawnPredicate checker, NaturalSpawner.AfterSpawnCallback runner) {
+ spawnCategoryForPosition(group, world,chunk, pos, checker, runner, Integer.MAX_VALUE, null);
+ }
+ public static int spawnCategoryForPosition(MobCategory group, ServerLevel world, ChunkAccess chunk, BlockPos pos, NaturalSpawner.SpawnPredicate checker, NaturalSpawner.AfterSpawnCallback runner, int maxSpawns, Consumer<Entity> trackEntity) {
+ // Paper end - add maxSpawns parameter and return spawned mobs
StructureManager structuremanager = world.structureManager();
ChunkGenerator chunkgenerator = world.getChunkSource().getGenerator();
int i = pos.getY();
BlockState iblockdata = world.getBlockStateIfLoadedAndInBounds(pos); // Paper - don't load chunks for mob spawn
+ int j = 0; // Paper - moved up
if (iblockdata != null && !iblockdata.isRedstoneConductor(chunk, pos)) { // Paper - don't load chunks for mob spawn
BlockPos.MutableBlockPos blockposition_mutableblockposition = new BlockPos.MutableBlockPos();
- int j = 0;
+ //int j = 0; // Paper - moved up
int k = 0;
while (k < 3) {
@@ -223,14 +268,14 @@ public final class NaturalSpawner {
// Paper start
PreSpawnStatus doSpawning = isValidSpawnPostitionForType(world, group, structuremanager, chunkgenerator, biomesettingsmobs_c, blockposition_mutableblockposition, d2);
if (doSpawning == PreSpawnStatus.ABORT) {
- return;
+ return j; // Paper
}
if (doSpawning == PreSpawnStatus.SUCCESS && checker.test(biomesettingsmobs_c.type, blockposition_mutableblockposition, chunk)) {
// Paper end
Mob entityinsentient = NaturalSpawner.getMobForSpawn(world, biomesettingsmobs_c.type);
if (entityinsentient == null) {
- return;
+ return j; // Paper
}
entityinsentient.moveTo(d0, (double) i, d1, world.random.nextFloat() * 360.0F, 0.0F);
@@ -243,10 +288,15 @@ public final class NaturalSpawner {
++j;
++k1;
runner.run(entityinsentient, chunk);
+ // Paper start
+ if (trackEntity != null) {
+ trackEntity.accept(entityinsentient);
+ }
+ // Paper end
}
// CraftBukkit end
- if (j >= entityinsentient.getMaxSpawnClusterSize()) {
- return;
+ if (j >= entityinsentient.getMaxSpawnClusterSize() || j >= maxSpawns) { // Paper
+ return j; // Paper
}
if (entityinsentient.isMaxGroupSizeReached(k1)) {
@@ -268,6 +318,7 @@ public final class NaturalSpawner {
}
}
+ return j; // Paper
}
private static boolean isRightDistanceToPlayerAndSpawnPoint(ServerLevel world, ChunkAccess chunk, BlockPos.MutableBlockPos pos, double squaredDistance) {
@@ -567,7 +618,7 @@ public final class NaturalSpawner {
MobCategory enumcreaturetype = entitytypes.getCategory();
this.mobCategoryCounts.addTo(enumcreaturetype, 1);
- this.localMobCapCalculator.addMob(new ChunkPos(blockposition), enumcreaturetype);
+ if (this.localMobCapCalculator != null) this.localMobCapCalculator.addMob(new ChunkPos(blockposition), enumcreaturetype); // Paper
}
public int getSpawnableChunkCount() {
@@ -583,6 +634,7 @@ public final class NaturalSpawner {
int i = limit * this.spawnableChunkCount / NaturalSpawner.MAGIC_NUMBER;
// CraftBukkit end
+ if (this.localMobCapCalculator == null) return this.mobCategoryCounts.getInt(enumcreaturetype) < i; // Paper
return this.mobCategoryCounts.getInt(enumcreaturetype) >= i ? false : this.localMobCapCalculator.canSpawn(enumcreaturetype, chunkcoordintpair);
}
}
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