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Allow capping number of attempts at spawning mobs

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By default, this logic would loop endlessly trying to fill the world
with entities until it hits the worlds spawn.

This patch will cap the # of attempts to so that the tick does not spend
extra long time on mob spawning
This commit is contained in:
Aikar 2016-04-15 22:35:03 -04:00
parent 845090e570
commit ba9266a37b
1 changed files with 44 additions and 0 deletions
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Spigot-Server-Patches/0141-Allow-capping-number-of-attempts-at-spawning-mobs.patch Normal file
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@ -0,0 +1,44 @@
From a585cb853ffab60740470920f0b493d1f8192ea4 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Fri, 15 Apr 2016 21:27:14 -0400
Subject: [PATCH] Allow capping number of attempts at spawning mobs
By default, this logic would loop endlessly trying to fill the world
with entities until it hits the worlds spawn.
This patch will cap the # of attempts to so that the tick does not spend
extra long time on mob spawning
diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
index ad69ed3..77fb334 100644
--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
@@ -323,4 +323,10 @@ public class PaperWorldConfig {
private void useVanillaScoreboardColoring() {
useVanillaScoreboardColoring = getBoolean("use-vanilla-world-scoreboard-name-coloring", false);
}
+
+ public int maxMobSpawnAttempts;
+ private void maxMobSpawnAttempts() {
+ maxMobSpawnAttempts = getInt("max-mob-spawn-attempts", 50);
+ log( "Max Mob Spawn Attempts: " + maxMobSpawnAttempts);
+ }
}
diff --git a/src/main/java/net/minecraft/server/SpawnerCreature.java b/src/main/java/net/minecraft/server/SpawnerCreature.java
index b47feb2..d97b7a2 100644
--- a/src/main/java/net/minecraft/server/SpawnerCreature.java
+++ b/src/main/java/net/minecraft/server/SpawnerCreature.java
@@ -140,8 +140,9 @@ public final class SpawnerCreature {
Iterator iterator1 = this.b.iterator();
int moblimit = (limit * i / 256) - mobcnt + 1; // Spigot - up to 1 more than limit
+ int maxMobSpawnAttempts = worldserver.paperConfig.maxMobSpawnAttempts; // Paper - max attempts
label120:
- while (iterator1.hasNext() && (moblimit > 0)) { // Spigot - while more allowed
+ while (iterator1.hasNext() && (moblimit > 0) && maxMobSpawnAttempts-- > 0) { // Spigot - while more allowed // Paper - max attempts
// CraftBukkit start = use LongHash and LongObjectHashMap
long key = ((Long) iterator1.next()).longValue();
BlockPosition blockposition1 = getRandomPosition(worldserver, LongHash.msw(key), LongHash.lsw(key));
--
2.8.1