From 0ab80d824b9f1935871eb165961900c368216ad3 Mon Sep 17 00:00:00 2001
From: rubidium <rubidium@openttd.org>
Date: Wed, 27 Jun 2007 17:05:06 +0000
Subject: (svn r10357) -Fix: and when we're at it... yet another memory leak,
 but only when you start a new game; can't find any other memory leaks we can
 fix.

---
 src/npf.cpp | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'src/npf.cpp')

diff --git a/src/npf.cpp b/src/npf.cpp
index 10e4b6171..5f7fce75c 100644
--- a/src/npf.cpp
+++ b/src/npf.cpp
@@ -877,7 +877,13 @@ NPFFoundTargetData NPFRouteToDepotTrialError(TileIndex tile, Trackdir trackdir,
 
 void InitializeNPF()
 {
-	init_AyStar(&_npf_aystar, NPFHash, NPF_HASH_SIZE);
+	static bool first_init = true;
+	if (first_init) {
+		first_init = false;
+		init_AyStar(&_npf_aystar, NPFHash, NPF_HASH_SIZE);
+	} else {
+		AyStarMain_Clear(&_npf_aystar);
+	}
 	_npf_aystar.loops_per_tick = 0;
 	_npf_aystar.max_path_cost = 0;
 	//_npf_aystar.max_search_nodes = 0;
-- 
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