X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Flibr2c2%2Ftrack.cpp;h=030d428f18068dd6f8b7e7d08773c1a2d7155f83;hb=f2092c352667a3178bfea9c2bc90882e4b7fb3aa;hp=26886344b0a1312a9bb8023c065ed6220fdcb70c;hpb=73e4a36bbf828e07b83a779b696875e1f80045cc;p=r2c2.git

diff --git a/source/libr2c2/track.cpp b/source/libr2c2/track.cpp
index 2688634..030d428 100644
--- a/source/libr2c2/track.cpp
+++ b/source/libr2c2/track.cpp
@@ -193,6 +193,9 @@ void Track::set_active_path(unsigned p)
 	if(!(type.get_paths()&(1<<p)))
 		throw invalid_argument("Track::set_active_path");
 
+	if(active_path==p)
+		return;
+
 	signal_path_changing(p);
 	path_changing = true;
 	layout.get_driver().set_turnout(turnout_id, p);