X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Flibr2c2%2Ftrackattachment.cpp;h=eb2d563561c6fcf7864d00c1a8a170f943c7e624;hb=5116fff210cdc3f0fbdae13046cc60450aad5e8f;hp=3d28651d882395bdd8baab18162e3e201ad3b1bc;hpb=e3e3a940c75dcad126d5cf08f0802efdab914568;p=r2c2.git

diff --git a/source/libr2c2/trackattachment.cpp b/source/libr2c2/trackattachment.cpp
index 3d28651..eb2d563 100644
--- a/source/libr2c2/trackattachment.cpp
+++ b/source/libr2c2/trackattachment.cpp
@@ -20,6 +20,14 @@ TrackAttachment::~TrackAttachment()
 		track->remove_attachment(*this);
 }
 
+float TrackAttachment::get_offset_from_endpoint(unsigned epi) const
+{
+	if(epi==track.entry())
+		return offset;
+	else
+		return track->get_type().get_path_length(0)-offset;
+}
+
 void TrackAttachment::attach_to(const TrackIter &t, float o)
 {
 	if(track)
@@ -81,7 +89,7 @@ float TrackAttachment::find_offset(const TrackIter &trk, const Vector &point)
 	Vector epp = trk->get_snap_node(trk.entry()).position;
 
 	float dist = distance(epp, point);
-	float offs = dist;
+	float offs = min(dist, trk->get_type().get_path_length(0));
 	while(1)
 	{
 		TrackPoint tp = trk->get_point(trk.entry(), offs);