Paper/patches/server/0173-PlayerNaturallySpawnCreaturesEvent.patch

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2021-06-11 14:02:28 +02:00
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sun, 14 Jan 2018 17:36:02 -0500
Subject: [PATCH] PlayerNaturallySpawnCreaturesEvent
This event can be used for when you want to exclude a certain player
from triggering monster spawns on a server.
Also a highly more effecient way to blanket block spawns in a world
diff --git a/src/main/java/net/minecraft/server/level/ChunkMap.java b/src/main/java/net/minecraft/server/level/ChunkMap.java
index 229e08a3fd8b4fc026ff49af9d163ea26d878bd4..94c5577a887ab4801dae5a1a0accd4b2f448bcc2 100644
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--- a/src/main/java/net/minecraft/server/level/ChunkMap.java
+++ b/src/main/java/net/minecraft/server/level/ChunkMap.java
@@ -974,11 +974,21 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
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chunkRange = (chunkRange > level.spigotConfig.viewDistance) ? (byte) level.spigotConfig.viewDistance : chunkRange;
chunkRange = (chunkRange > 8) ? 8 : chunkRange;
- double blockRange = (reducedRange) ? Math.pow(chunkRange << 4, 2) : 16384.0D;
+ final int finalChunkRange = chunkRange; // Paper for lambda below
+ //double blockRange = (reducedRange) ? Math.pow(chunkRange << 4, 2) : 16384.0D; // Paper - use from event
// Spigot end
long i = chunkcoordintpair.toLong();
return !this.distanceManager.hasPlayersNearby(i) ? true : this.playerMap.getPlayers(i).noneMatch((entityplayer) -> {
+ // Paper start - add PlayerNaturallySpawnCreaturesEvent
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+ com.destroystokyo.paper.event.entity.PlayerNaturallySpawnCreaturesEvent event;
+ double blockRange = 16384.0D;
+ if (reducedRange) {
+ event = entityplayer.playerNaturallySpawnedEvent;
+ if (event == null || event.isCancelled()) return false;
+ blockRange = (double) ((event.getSpawnRadius() << 4) * (event.getSpawnRadius() << 4));
+ }
+ // Paper end
return !entityplayer.isSpectator() && ChunkMap.euclideanDistanceSquared(chunkcoordintpair, (Entity) entityplayer) < blockRange; // Spigot
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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
index e3abeb839c36b5238ec115329ce05b58e3383a55..853056ad5c5eeff03e7d6fe0dfd6f837a03ad882 100644
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--- a/src/main/java/net/minecraft/server/level/ServerChunkCache.java
+++ b/src/main/java/net/minecraft/server/level/ServerChunkCache.java
@@ -632,6 +632,15 @@ public class ServerChunkCache extends ChunkSource {
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this.level.getProfiler().pop();
//List<PlayerChunk> list = Lists.newArrayList(this.playerChunkMap.f()); // Paper
//Collections.shuffle(list); // Paper
+ //Paper start - call player naturally spawn event
+ int chunkRange = level.spigotConfig.mobSpawnRange;
+ chunkRange = (chunkRange > level.spigotConfig.viewDistance) ? (byte) level.spigotConfig.viewDistance : chunkRange;
+ chunkRange = Math.min(chunkRange, 8);
+ for (ServerPlayer entityPlayer : this.level.players()) {
+ entityPlayer.playerNaturallySpawnedEvent = new com.destroystokyo.paper.event.entity.PlayerNaturallySpawnCreaturesEvent(entityPlayer.getBukkitEntity(), (byte) chunkRange);
+ entityPlayer.playerNaturallySpawnedEvent.callEvent();
+ };
+ // Paper end
this.level.timings.chunkTicks.startTiming(); // Paper
this.chunkMap.getChunks().forEach((playerchunk) -> { // Paper - no... just no...
Optional<LevelChunk> optional = ((Either) playerchunk.getTickingChunkFuture().getNow(ChunkHolder.UNLOADED_LEVEL_CHUNK)).left();
diff --git a/src/main/java/net/minecraft/server/level/ServerPlayer.java b/src/main/java/net/minecraft/server/level/ServerPlayer.java
2021-06-16 06:53:50 +02:00
index a580ac8a39612f7b2cc9aad2815e987d4ba77b42..83a2c8e00d8445ad66bb8360f4e0e4b7cba44bb3 100644
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--- a/src/main/java/net/minecraft/server/level/ServerPlayer.java
+++ b/src/main/java/net/minecraft/server/level/ServerPlayer.java
@@ -1,5 +1,6 @@
package net.minecraft.server.level;
+import com.destroystokyo.paper.event.entity.PlayerNaturallySpawnCreaturesEvent;
import com.google.common.collect.Lists;
import com.mojang.authlib.GameProfile;
import com.mojang.datafixers.util.Either;
@@ -232,6 +233,7 @@ public class ServerPlayer extends Player {
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public boolean sentListPacket = false;
public Integer clientViewDistance;
// CraftBukkit end
+ public PlayerNaturallySpawnCreaturesEvent playerNaturallySpawnedEvent; // Paper
public final com.destroystokyo.paper.util.misc.PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<ServerPlayer> cachedSingleHashSet; // Paper