From 0fa723c95f0e6c1eabde7c0a72a4ef58d5fb10a0 Mon Sep 17 00:00:00 2001 From: Aikar 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 4fefdb9ce..426beb181 100644 --- a/src/main/java/net/minecraft/server/PlayerChunkMap.java +++ b/src/main/java/net/minecraft/server/PlayerChunkMap.java @@ -852,12 +852,24 @@ 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 = 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 }); } -- 2.25.0.windows.1