From: Mikko Rasa <tdb@tdb.fi>
Date: Wed, 20 Nov 2013 12:40:04 +0000 (+0200)
Subject: Don't attempt to set a turnout to the already active path
X-Git-Url: http://git.tdb.fi/?a=commitdiff_plain;h=e85512838472070722b9e0b010e88ce0f1572b80;p=r2c2.git

Don't attempt to set a turnout to the already active path
---

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);