Paper/CraftBukkit-Patches/0020-Fix-Mob-Spawning-Relative-to-View-Distance.patch
2013-06-21 17:30:13 +10:00

107 lines
5.1 KiB
Diff

From 944e72c8c821cfea28fb2d0f49262f209ab99bec Mon Sep 17 00:00:00 2001
From: md_5 <md_5@live.com.au>
Date: Fri, 21 Jun 2013 17:29:54 +1000
Subject: [PATCH] Fix Mob Spawning Relative to View Distance
diff --git a/src/main/java/net/minecraft/server/SpawnerCreature.java b/src/main/java/net/minecraft/server/SpawnerCreature.java
index 056100f..c17ad8b 100644
--- a/src/main/java/net/minecraft/server/SpawnerCreature.java
+++ b/src/main/java/net/minecraft/server/SpawnerCreature.java
@@ -26,6 +26,32 @@ public final class SpawnerCreature {
return new ChunkPosition(k, i1, l);
}
+ // Spigot start - get entity count only from chunks being processed in b
+ private static int getEntityCount(WorldServer server, Class oClass)
+ {
+ int i = 0;
+ for ( Long coord : b.keySet() )
+ {
+ int x = LongHash.msw( coord );
+ int z = LongHash.lsw( coord );
+ if ( !server.chunkProviderServer.unloadQueue.contains( x, z ) && server.isChunkLoaded( x, z ) )
+ {
+ for ( List<Entity> entitySlice : server.getChunkAt( x, z ).entitySlices )
+ {
+ for ( Entity entity : entitySlice )
+ {
+ if ( oClass.isAssignableFrom( entity.getClass() ) )
+ {
+ ++i;
+ }
+ }
+ }
+ }
+ }
+ return i;
+ }
+ // Spigot end
+
public static final int spawnEntities(WorldServer worldserver, boolean flag, boolean flag1, boolean flag2) {
if (!flag && !flag1) {
return 0;
@@ -41,6 +67,11 @@ public final class SpawnerCreature {
j = MathHelper.floor(entityhuman.locZ / 16.0D);
byte b0 = 8;
+ // Spigot Start
+ b0 = worldserver.spigotConfig.mobSpawnRange;
+ b0 = ( b0 > worldserver.spigotConfig.viewDistance ) ? (byte) worldserver.spigotConfig.viewDistance : b0;
+ b0 = ( b0 > 8 ) ? 8 : b0;
+ // Spigot End
for (int l = -b0; l <= b0; ++l) {
for (int i1 = -b0; i1 <= b0; ++i1) {
@@ -88,13 +119,15 @@ public final class SpawnerCreature {
if (limit == 0) {
continue;
}
+ int mobcnt = 0;
// CraftBukkit end
- if ((!enumcreaturetype.d() || flag1) && (enumcreaturetype.d() || flag) && (!enumcreaturetype.e() || flag2) && worldserver.a(enumcreaturetype.a()) <= limit * b.size() / 256) { // CraftBukkit - use per-world limits
+ if ((!enumcreaturetype.d() || flag1) && (enumcreaturetype.d() || flag) && (!enumcreaturetype.e() || flag2) && (mobcnt = getEntityCount(worldserver, enumcreaturetype.a())) <= limit * b.size() / 256) { // Spigot - use per-world limits and use all loaded chunks
Iterator iterator = b.keySet().iterator();
+ int moblimit = (limit * b.size() / 256) - mobcnt + 1; // Spigot - up to 1 more than limit
label110:
- while (iterator.hasNext()) {
+ while (iterator.hasNext() && (moblimit > 0)) { // Spigot - while more allowed
// CraftBukkit start
long key = ((Long) iterator.next()).longValue();
@@ -158,6 +191,13 @@ public final class SpawnerCreature {
a(entityliving, worldserver, f, f1, f2);
worldserver.addEntity(entityliving, SpawnReason.NATURAL);
// CraftBukkit end
+ // Spigot start
+ if ( --moblimit <= 0 )
+ {
+ // If we're past limit, stop spawn
+ continue label110;
+ }
+ // Spigot end
if (j2 >= entityliving.by()) {
continue label110;
}
diff --git a/src/main/java/org/spigotmc/SpigotWorldConfig.java b/src/main/java/org/spigotmc/SpigotWorldConfig.java
index 5e1cfa9..e807ec8 100644
--- a/src/main/java/org/spigotmc/SpigotWorldConfig.java
+++ b/src/main/java/org/spigotmc/SpigotWorldConfig.java
@@ -142,4 +142,11 @@ public class SpigotWorldConfig
antiXrayInstance = new AntiXray( this );
}
+
+ public byte mobSpawnRange;
+ private void mobSpawnRange()
+ {
+ mobSpawnRange = getByte( "mob-spawn-range", 4 );
+ log( "Mob Spawn Range: " + mobSpawnRange );
+ }
}
--
1.8.1.2