2018-09-01 06:56:57 +08:00
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From 715fb2ad02cc5da7554f941ec7d7958406f0bffb Mon Sep 17 00:00:00 2001
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2016-03-01 07:09:49 +08:00
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From: Aikar <aikar@aikar.co>
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Date: Thu, 3 Mar 2016 02:02:07 -0600
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Subject: [PATCH] Optimize Pathfinding
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Prevents pathfinding from spamming failures for things such as
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arrow attacks.
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diff --git a/src/main/java/net/minecraft/server/NavigationAbstract.java b/src/main/java/net/minecraft/server/NavigationAbstract.java
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2018-09-01 06:56:57 +08:00
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index d1d16b25d0..5d6f726d05 100644
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2016-03-01 07:09:49 +08:00
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--- a/src/main/java/net/minecraft/server/NavigationAbstract.java
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+++ b/src/main/java/net/minecraft/server/NavigationAbstract.java
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2018-09-01 06:56:57 +08:00
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@@ -113,9 +113,26 @@ public abstract class NavigationAbstract {
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2016-03-01 07:09:49 +08:00
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}
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public boolean a(Entity entity, double d0) {
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+ // Paper start - Pathfinding optimizations
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+ if (this.pathfindFailures > 10 && this.c == null && MinecraftServer.currentTick < this.lastFailure + 40) {
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+ return false;
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+ }
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+
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PathEntity pathentity = this.a(entity);
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2016-06-09 11:57:14 +08:00
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- return pathentity != null && this.a(pathentity, d0);
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2018-09-01 06:56:57 +08:00
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+
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2016-03-01 07:09:49 +08:00
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+ if (pathentity != null && this.a(pathentity, d0)) {
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+ this.lastFailure = 0;
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+ this.pathfindFailures = 0;
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+ return true;
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+ } else {
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+ this.pathfindFailures++;
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+ this.lastFailure = MinecraftServer.currentTick;
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+ return false;
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+ }
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}
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+ private int lastFailure = 0;
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+ private int pathfindFailures = 0;
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+ // Paper end
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2016-05-12 10:07:46 +08:00
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public boolean a(@Nullable PathEntity pathentity, double d0) {
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2016-03-01 07:09:49 +08:00
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if (pathentity == null) {
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2018-09-01 06:56:57 +08:00
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@@ -241,6 +258,7 @@ public abstract class NavigationAbstract {
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2016-03-01 07:09:49 +08:00
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}
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2018-07-22 13:27:46 +08:00
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public void q() {
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2016-03-01 07:09:49 +08:00
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+ this.pathfindFailures = 0; this.lastFailure = 0; // Paper - Pathfinding optimizations
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this.c = null;
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}
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--
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2018-07-04 15:55:24 +08:00
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2.18.0
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2016-03-01 07:09:49 +08:00
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