Paper/Spigot-Server-Patches/0187-PlayerNaturallySpawnCreaturesEvent.patch
Daniel Ennis e792da723a
Updated Upstream (Bukkit/CraftBukkit/Spigot) (#4728)
Upstream has released updates that appears 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:
30885166 Update to Minecraft 1.16.4

CraftBukkit Changes:
3af81c71 Update to Minecraft 1.16.4

Spigot Changes:
f011ca24 Update to Minecraft 1.16.4

Co-authored-by: Mariell Hoversholm <proximyst@proximyst.com>
2020-11-02 20:22:15 -06:00

80 lines
4.6 KiB
Diff

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/ChunkProviderServer.java b/src/main/java/net/minecraft/server/ChunkProviderServer.java
index 1daf3bea2cc488276b33e624e1591a71af1459d9..90812ab056acc39e62a43cb208bfd782e2a0c1b7 100644
--- a/src/main/java/net/minecraft/server/ChunkProviderServer.java
+++ b/src/main/java/net/minecraft/server/ChunkProviderServer.java
@@ -590,6 +590,15 @@ public class ChunkProviderServer extends IChunkProvider {
this.world.getMethodProfiler().exit();
//List<PlayerChunk> list = Lists.newArrayList(this.playerChunkMap.f()); // Paper
//Collections.shuffle(list); // Paper
+ //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.getPlayers()) {
+ entityPlayer.playerNaturallySpawnedEvent = new com.destroystokyo.paper.event.entity.PlayerNaturallySpawnCreaturesEvent(entityPlayer.getBukkitEntity(), (byte) chunkRange);
+ entityPlayer.playerNaturallySpawnedEvent.callEvent();
+ };
+ // Paper end
this.playerChunkMap.f().forEach((playerchunk) -> { // Paper - no... just no...
Optional<Chunk> optional = ((Either) playerchunk.a().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 a4e93985d2db37d1f597878cfb5069fbc7233aa4..36ac4fde147fb5c4d26f1bdbcf027fb0bf3edca7 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;
@@ -97,6 +98,7 @@ 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 9c520643f415d5952a59c99da2a7726aae8d7ce3..8862bbd73b627e37709d46e6aeeee70c89cbd821 100644
--- a/src/main/java/net/minecraft/server/PlayerChunkMap.java
+++ b/src/main/java/net/minecraft/server/PlayerChunkMap.java
@@ -912,12 +912,23 @@ 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
});
}