From 05f34e5d6a74a014a36c7a69d0f16bb3d58ccfd5 Mon Sep 17 00:00:00 2001
From: ulteq <ulteq@web.de>
Date: Tue, 5 May 2015 22:21:29 +0200
Subject: [PATCH] Attempt to fix https://github.com/acemod/ACE3/issues/1025

---
 addons/weather/functions/fnc_updateWind.sqf | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/addons/weather/functions/fnc_updateWind.sqf b/addons/weather/functions/fnc_updateWind.sqf
index 06bb57d093..b362458fdb 100644
--- a/addons/weather/functions/fnc_updateWind.sqf
+++ b/addons/weather/functions/fnc_updateWind.sqf
@@ -13,11 +13,16 @@
 
 if (!GVAR(syncWind)) exitWith { ACE_wind = wind };
 
+private ["_newWaves"];
+
 ACE_wind = [] call FUNC(getWind);
 setWind [ACE_wind select 0, ACE_wind select 1, true];
 2 setGusts 0;
 
 // Set waves: 0 when no wind, 1 when wind >= 16 m/s
-1 setWaves (((vectorMagnitude ACE_wind) / 16.0) min 1.0);
+_newWaves = ((vectorMagnitude ACE_wind) / 16.0) min 1.0;
+if (abs(_newWaves - waves) > 0.1) then {
+    1 setWaves _newWaves;
+};
 
 TRACE_3("Wind/ACE_wind/Deviation(m/s)",wind,ACE_wind,Round((vectorMagnitude (ACE_wind vectorDiff wind)) * 1000) / 1000);