Paper/Spigot-Server-Patches/0040-Fix-redstone-lag-issues.patch

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From 59b13d78be0e48c6a1bb232cf1c2791e24ed41ce Mon Sep 17 00:00:00 2001
2015-04-13 22:48:16 +02:00
From: Zach Brown <zach.brown@destroystokyo.com>
Date: Mon, 13 Apr 2015 15:47:15 -0500
Subject: [PATCH] Fix redstone lag issues
diff --git a/src/main/java/net/minecraft/server/WorldServer.java b/src/main/java/net/minecraft/server/WorldServer.java
index 261c86c..f766467 100644
--- a/src/main/java/net/minecraft/server/WorldServer.java
+++ b/src/main/java/net/minecraft/server/WorldServer.java
2015-04-13 22:48:16 +02:00
@@ -611,6 +611,8 @@ public class WorldServer extends World implements IAsyncTaskHandler {
if (false) { // CraftBukkit
throw new IllegalStateException("TickNextTick list out of synch");
} else {
+ // PaperSpigot start - No, stop doing this, it affects things like redstone
+ /*
if (i > 1000) {
// CraftBukkit start - If the server has too much to process over time, try to alleviate that
if (i > 20 * 1000) {
2015-04-13 22:48:16 +02:00
@@ -619,7 +621,11 @@ public class WorldServer extends World implements IAsyncTaskHandler {
i = 1000;
}
// CraftBukkit end
+ */
+ if (i > paperSpigotConfig.tickNextTickCap) {
+ i = paperSpigotConfig.tickNextTickCap;
}
+ // PaperSpigot end
this.methodProfiler.a("cleaning");
@@ -636,6 +642,23 @@ public class WorldServer extends World implements IAsyncTaskHandler {
this.V.add(nextticklistentry);
}
+ // PaperSpigot start - Allow redstone ticks to bypass the tickNextTickListCap
+ if (paperSpigotConfig.tickNextTickListCapIgnoresRedstone) {
+ Iterator<NextTickListEntry> iterator = this.M.iterator();
+ while (iterator.hasNext()) {
+ NextTickListEntry next = iterator.next();
+ if (!flag && next.b > this.worldData.getTime()) {
+ break;
+ }
+
+ if (next.a().isPowerSource() || next.a() instanceof IContainer) {
+ iterator.remove();
+ this.V.add(next);
+ }
+ }
+ }
+ // PaperSpigot end
+
this.methodProfiler.b();
this.methodProfiler.a("ticking");
Iterator iterator = this.V.iterator();
diff --git a/src/main/java/org/github/paperspigot/PaperSpigotWorldConfig.java b/src/main/java/org/github/paperspigot/PaperSpigotWorldConfig.java
index 1915a7c..e00581c 100644
--- a/src/main/java/org/github/paperspigot/PaperSpigotWorldConfig.java
+++ b/src/main/java/org/github/paperspigot/PaperSpigotWorldConfig.java
@@ -223,4 +223,14 @@ public class PaperSpigotWorldConfig
System.err.println( "==========================================" );
}
}
+
+ public int tickNextTickCap;
+ public boolean tickNextTickListCapIgnoresRedstone;
+ private void tickNextTickCap()
+ {
+ tickNextTickCap = getInt( "tick-next-tick-list-cap", 10000 ); // Higher values will be friendlier to vanilla style mechanics (to a point) but may hurt performance
+ tickNextTickListCapIgnoresRedstone = getBoolean( "tick-next-tick-list-cap-ignores-redstone", false ); // Redstone TickNextTicks will always bypass the preceding cap.
+ log( "WorldServer TickNextTick cap set at " + tickNextTickCap );
+ log( "WorldServer TickNextTickList cap always processes redstone: " + tickNextTickListCapIgnoresRedstone );
+ }
}
--
1.9.4.msysgit.2