Paper/Spigot-Server-Patches/0192-PlayerNaturallySpawnCreaturesEvent.patch
Spottedleaf f29c7ebd84
Improve async login (#3189)
Add helper functions to ChunkProviderServer to make this easier
for other uses

Co-authored-by: Spottedleaf <Spottedleaf@users.noreply.github.com>
2020-04-19 13:58:02 -04:00

83 lines
4.4 KiB
Diff

From f55042716d3ac30f4e1bf608bb667c23eea4047c 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/ChunkProviderServer.java b/src/main/java/net/minecraft/server/ChunkProviderServer.java
index 554013a98..05534126a 100644
--- a/src/main/java/net/minecraft/server/ChunkProviderServer.java
+++ b/src/main/java/net/minecraft/server/ChunkProviderServer.java
@@ -587,6 +587,15 @@ public class ChunkProviderServer extends IChunkProvider {
this.world.timings.countNaturalMobs.stopTiming(); // Paper - timings
this.world.getMethodProfiler().exit();
+ //Paper start - call player naturally spawn event
+ int chunkRange = world.spigotConfig.mobSpawnRange;
+ chunkRange = (chunkRange > world.spigotConfig.viewDistance) ? (byte) world.spigotConfig.viewDistance : chunkRange;
+ chunkRange = Math.min(chunkRange, 8);
+ for (EntityPlayer entityPlayer : this.world.players) {
+ entityPlayer.playerNaturallySpawnedEvent = new com.destroystokyo.paper.event.entity.PlayerNaturallySpawnCreaturesEvent(entityPlayer.getBukkitEntity(), (byte) chunkRange);
+ entityPlayer.playerNaturallySpawnedEvent.callEvent();
+ };
+ // Paper end
this.playerChunkMap.f().forEach((playerchunk) -> {
Optional<Chunk> optional = ((Either) playerchunk.b().getNow(PlayerChunk.UNLOADED_CHUNK)).left();
diff --git a/src/main/java/net/minecraft/server/EntityPlayer.java b/src/main/java/net/minecraft/server/EntityPlayer.java
index 1296eb04f..625b68428 100644
--- a/src/main/java/net/minecraft/server/EntityPlayer.java
+++ b/src/main/java/net/minecraft/server/EntityPlayer.java
@@ -1,5 +1,6 @@
package net.minecraft.server;
+import com.destroystokyo.paper.event.entity.PlayerNaturallySpawnCreaturesEvent;
import com.google.common.collect.Lists;
import com.mojang.authlib.GameProfile;
import com.mojang.datafixers.util.Either;
@@ -89,6 +90,7 @@ public class EntityPlayer extends EntityHuman implements ICrafting {
public boolean sentListPacket = false;
public Integer clientViewDistance;
// CraftBukkit end
+ public PlayerNaturallySpawnCreaturesEvent playerNaturallySpawnedEvent; // Paper
public final com.destroystokyo.paper.util.misc.PooledLinkedHashSets.PooledObjectLinkedOpenHashSet<EntityPlayer> cachedSingleHashSet; // Paper
diff --git a/src/main/java/net/minecraft/server/PlayerChunkMap.java b/src/main/java/net/minecraft/server/PlayerChunkMap.java
index 936fc4f6b..fcf229ad5 100644
--- a/src/main/java/net/minecraft/server/PlayerChunkMap.java
+++ b/src/main/java/net/minecraft/server/PlayerChunkMap.java
@@ -881,12 +881,23 @@ public class PlayerChunkMap extends IChunkLoader implements PlayerChunk.d {
chunkRange = (chunkRange > world.spigotConfig.viewDistance) ? (byte) world.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.pair();
return !this.chunkDistanceManager.d(i) ? true : this.playerMap.a(i).noneMatch((entityplayer) -> {
- return !entityplayer.isSpectator() && a(chunkcoordintpair, (Entity) entityplayer) < blockRange; // Spigot
+ // Paper start -
+ 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));
+ }
+
+ return (!entityplayer.isSpectator() && a(chunkcoordintpair, (Entity) entityplayer) < blockRange); // Spigot
+ // Paper end
});
}
--
2.26.0