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Paper/Spigot-Server-Patches/0443-Optimize-Pathfinding.patch
Aikar 1ab021ddca Updated Upstream (Bukkit/CraftBukkit)
Upstream has released updates that appears to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
565a5727 #533: Add consumed item, hand and consumeItem boolean to EntityShootBowEvent

CraftBukkit Changes:
927200a9 #718: Add consumed item, hand and consumeItem boolean to EntityShootBowEvent
2020-08-31 08:30:51 -04:00

54 Zeilen
2.2 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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 7645fc16c3393364389562899d460ea6670a070d..a85154aa216c19b1629097c76158922292fa4afc 100644
--- a/src/main/java/net/minecraft/server/NavigationAbstract.java
+++ b/src/main/java/net/minecraft/server/NavigationAbstract.java
@@ -11,7 +11,7 @@ public abstract class NavigationAbstract {
protected final EntityInsentient a; public Entity getEntity() { return a; } // Paper - OBFHELPER
protected final World b;
@Nullable
- protected PathEntity c;
+ protected PathEntity c; protected final PathEntity getCurrentPath() { return this.c; } // Paper - OBFHELPER
protected double d;
protected int e;
protected int f;
@@ -162,10 +162,30 @@ public abstract class NavigationAbstract {
return this.a(this.a(d0, d1, d2, 1), d3);
}
+ // Paper start - optimise pathfinding
+ private int lastFailure = 0;
+ private int pathfindFailures = 0;
+ // Paper end
+
public boolean a(Entity entity, double d0) {
+ // Paper start - Pathfinding optimizations
+ if (this.pathfindFailures > 10 && this.getCurrentPath() == null && MinecraftServer.currentTick < this.lastFailure + 40) {
+ return false;
+ }
+ // Paper end
PathEntity pathentity = this.a(entity, 1);
- return pathentity != null && this.a(pathentity, d0);
+ // Paper start - Pathfinding optimizations
+ if (pathentity != null && this.a(pathentity, d0)) {
+ this.lastFailure = 0;
+ this.pathfindFailures = 0;
+ return true;
+ } else {
+ this.pathfindFailures++;
+ this.lastFailure = MinecraftServer.currentTick;
+ return false;
+ }
+ // Paper end
}
public boolean setDestination(@Nullable PathEntity pathentity, double speed) { return a(pathentity, speed); } // Paper - OBFHELPER