Paper/Spigot-Server-Patches/0053-Optimize-Pathfinding.patch

52 lines
1.7 KiB
Diff
Raw Normal View History

From a1991aa9db5af320aa989bf9cfc44ddda11f8001 Mon Sep 17 00:00:00 2001
2016-03-01 00:09:49 +01:00
From: Aikar <aikar@aikar.co>
Date: Thu, 3 Mar 2016 02:02:07 -0600
Subject: [PATCH] Optimize Pathfinding
Prevents pathfinding from spamming failures for things such as
arrow attacks.
diff --git a/src/main/java/net/minecraft/server/NavigationAbstract.java b/src/main/java/net/minecraft/server/NavigationAbstract.java
index bfc5769f7..cc44d30b5 100644
2016-03-01 00:09:49 +01:00
--- a/src/main/java/net/minecraft/server/NavigationAbstract.java
+++ b/src/main/java/net/minecraft/server/NavigationAbstract.java
2016-06-09 05:57:14 +02:00
@@ -118,10 +118,26 @@ public abstract class NavigationAbstract {
2016-03-01 00:09:49 +01:00
}
public boolean a(Entity entity, double d0) {
+ // Paper start - Pathfinding optimizations
+ if (this.pathfindFailures > 10 && this.c == null && MinecraftServer.currentTick < this.lastFailure + 40) {
+ return false;
+ }
+
PathEntity pathentity = this.a(entity);
2016-06-09 05:57:14 +02:00
- return pathentity != null && this.a(pathentity, d0);
2016-03-01 00:09:49 +01:00
+ if (pathentity != null && this.a(pathentity, d0)) {
+ this.lastFailure = 0;
+ this.pathfindFailures = 0;
+ return true;
+ } else {
+ this.pathfindFailures++;
+ this.lastFailure = MinecraftServer.currentTick;
+ return false;
+ }
}
+ private int lastFailure = 0;
+ private int pathfindFailures = 0;
+ // Paper end
2016-05-12 04:07:46 +02:00
public boolean a(@Nullable PathEntity pathentity, double d0) {
2016-03-01 00:09:49 +01:00
if (pathentity == null) {
2017-05-14 20:05:01 +02:00
@@ -256,6 +272,7 @@ public abstract class NavigationAbstract {
2016-03-01 00:09:49 +01:00
}
2017-05-14 20:05:01 +02:00
public void p() {
2016-03-01 00:09:49 +01:00
+ this.pathfindFailures = 0; this.lastFailure = 0; // Paper - Pathfinding optimizations
this.c = null;
}
--
2.18.0
2016-03-01 00:09:49 +01:00