Paper/Spigot-Server-Patches/0198-PlayerNaturallySpawnCreaturesEvent.patch
Shane Freeder 16909a3637
Fix PlayerNaturallySpawnCreaturesEvent
Trivia: Did you know that events need to be called to work?
2019-06-11 02:45:46 +01:00

44 lines
2.1 KiB
Diff

From 20180a0a3e12ef3b149a633e6d0018f83f0002bb 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/PlayerChunkMap.java b/src/main/java/net/minecraft/server/PlayerChunkMap.java
index fba9f4b8a1..6c0a1eb413 100644
--- a/src/main/java/net/minecraft/server/PlayerChunkMap.java
+++ b/src/main/java/net/minecraft/server/PlayerChunkMap.java
@@ -764,11 +764,23 @@ 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
return this.playerMap.a(chunkcoordintpair.pair()).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 = new com.destroystokyo.paper.event.entity.PlayerNaturallySpawnCreaturesEvent(entityplayer.getBukkitEntity(), (byte) finalChunkRange);
+ event.callEvent();
+ blockRange = (double) ((event.getSpawnRadius() << 4) * (event.getSpawnRadius() << 4));
+ if (event.isCancelled()) return true;
+ }
+
+ return (!entityplayer.isSpectator() && a(chunkcoordintpair, (Entity) entityplayer) < blockRange); // Spigot
+ // Paper end
});
}
--
2.21.0