From: Mikko Rasa <tdb@tdb.fi>
Date: Sat, 22 Mar 2014 08:49:09 +0000 (+0200)
Subject: Only create a new highlight if the target actually changed
X-Git-Url: http://git.tdb.fi/?a=commitdiff_plain;h=969be794066ccbfa0e68e69ba6cb60a2496e3679;p=r2c2.git

Only create a new highlight if the target actually changed
---

diff --git a/source/engineer/routerpanel.cpp b/source/engineer/routerpanel.cpp
index 11056ea..1935bbe 100644
--- a/source/engineer/routerpanel.cpp
+++ b/source/engineer/routerpanel.cpp
@@ -78,6 +78,7 @@ void RouterPanel::route_selected(unsigned index)
 void RouterPanel::goto_clicked()
 {
 	goto_pick = true;
+	goto_target = 0;
 	signal_grab_pointer.emit();
 }
 
@@ -109,7 +110,7 @@ void RouterPanel::pointer_motion(int x, int y)
 		map_coords_to_ancestor(rx, ry, *find_ancestor<GLtk::Root>());
 		Ray ray = engineer.get_main_view().create_ray(rx, ry);
 		Track *track = engineer.get_layout().pick<Track>(ray);
-		if(track)
+		if(track && &track->get_block()!=goto_target)
 		{
 			goto_target = &track->get_block();
 			delete goto_highlight;