X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Flibr2c2%2Ftrack.cpp;h=c2b190f0551410b149a408e450ee16041151295c;hb=54392d65e2053d1eacb4cfcc435f1013993f2973;hp=6a6cbd97ee36f51d5ea3adf9031b9d984ea49007;hpb=8b7d4054b05002d82338775ac9b4ee764a8560e4;p=r2c2.git

diff --git a/source/libr2c2/track.cpp b/source/libr2c2/track.cpp
index 6a6cbd9..c2b190f 100644
--- a/source/libr2c2/track.cpp
+++ b/source/libr2c2/track.cpp
@@ -74,13 +74,9 @@ void Track::set_position(const Vector &p)
 			(*i)->check_slope();
 }
 
-void Track::set_rotation(float r)
+void Track::set_rotation(const Angle &r)
 {
-	rotation = r;
-	while(rotation<0)
-		rotation += M_PI*2;
-	while(rotation>M_PI*2)
-		rotation -= M_PI*2;
+	rotation = wrap_positive(r);
 }
 
 void Track::set_slope(float s)
@@ -110,7 +106,6 @@ void Track::check_slope()
 	}
 	else
 	{
-		slope = 0;
 		if(links[0])
 		{
 			Vector epp = links[0]->get_snap_node(links[0]->get_link_slot(*this)).position;
@@ -119,7 +114,7 @@ void Track::check_slope()
 		else if(links[1])
 		{
 			Vector epp = links[1]->get_snap_node(links[1]->get_link_slot(*this)).position;
-			position.z = epp.z;
+			position.z = epp.z-slope;
 		}
 	}
 }
@@ -161,10 +156,8 @@ void Track::set_active_path(unsigned p)
 TrackPoint Track::get_point(unsigned epi, unsigned path, float d) const
 {
 	TrackPoint p = type.get_point(epi, path, d);
-	float c = cos(rotation);
-	float s = sin(rotation);
 
-	p.pos = Vector(position.x+c*p.pos.x-s*p.pos.y, position.y+s*p.pos.x+c*p.pos.y, position.z);
+	p.pos = position+rotated_vector(p.pos, rotation);
 	p.dir += rotation;
 	if(type.get_endpoints().size()==2)
 	{
@@ -204,10 +197,7 @@ Snap Track::get_snap_node(unsigned i) const
 	Snap result;
 	const TrackType::Endpoint &ep = eps[i];
 
-	float c = cos(rotation);
-	float s = sin(rotation);
-
-	result.position = Vector(position.x+c*ep.pos.x-s*ep.pos.y, position.y+s*ep.pos.x+c*ep.pos.y, position.z);
+	result.position = position+rotated_vector(ep.pos, rotation);
 	if(eps.size()==2 && i==1)
 		result.position.z += slope;
 
@@ -223,16 +213,13 @@ bool Track::snap(Snap &sn, float limit, SnapType what) const
 
 	if(what&SNAP_SEGMENT)
 	{
-		Vector local(sn.position.x-position.x, sn.position.y-position.y, sn.position.z-position.z);
-		float c = cos(rotation);
-		float s = sin(rotation);
-		local = Vector(c*local.x+s*local.y, c*local.y-s*local.x, local.z);
+		Vector local = rotated_vector(sn.position-position, -rotation);
 
 		TrackPoint tp = type.get_nearest_point(local);
-		Vector d(local.x-tp.pos.x, local.y-tp.pos.y, local.z-tp.pos.z);
-		if(d.x*d.x+d.y*d.y+d.z*d.z<=limit*limit)
+		Vector span = local-tp.pos;
+		if(dot(span, span)<=limit*limit)
 		{
-			sn.position = Vector(position.x+tp.pos.x*c-tp.pos.y*s, position.y+tp.pos.y*c+tp.pos.x*s, position.z+tp.pos.z);
+			sn.position = position+rotated_vector(tp.pos, rotation);
 			sn.rotation = tp.dir+rotation;
 			return true;
 		}
@@ -290,14 +277,10 @@ bool Track::link_to(Object &other)
 		for(unsigned j=0; j<other_nsn; ++j)
 		{
 			Snap osn = other.get_snap_node(j);
-			Vector d(osn.position.x-sn.position.x, osn.position.y-sn.position.y, osn.position.z-sn.position.z);
-			float da = osn.rotation-sn.rotation-M_PI;
-			while(da<-M_PI)
-				da += M_PI*2;
-			while(da>M_PI)
-				da -= M_PI*2;
-
-			if(d.x*d.x+d.y*d.y<limit && d.z*d.z<limit && da>-0.01 && da<0.01)
+			Vector span = osn.position-sn.position;
+			Angle da = wrap_balanced(osn.rotation-sn.rotation-Angle::half_turn());
+
+			if(dot(span, span)<limit && abs(da).radians()<0.01)
 			{
 				break_link(i);
 				links[i] = otrack;
@@ -333,23 +316,10 @@ bool Track::break_link(unsigned i)
 	return true;
 }
 
-bool Track::collide_ray(const Vector &start, const Vector &ray) const
-{
-	Vector local_start(start.x-position.x, start.y-position.y, start.z-position.z);
-	float c = cos(rotation);
-	float s = sin(rotation);
-	local_start = Vector(c*local_start.x+s*local_start.y, c*local_start.y-s*local_start.x, local_start.z);
-	Vector local_ray(c*ray.x+s*ray.y, c*ray.y-s*ray.x, ray.z);
-
-	float width = layout.get_catalogue().get_ballast_profile().get_width();
-
-	return type.collide_ray(local_start, local_ray, width);
-}
-
 void Track::save(list<DataFile::Statement> &st) const
 {
 	st.push_back((DataFile::Statement("position"), position.x, position.y, position.z));
-	st.push_back((DataFile::Statement("rotation"), rotation));
+	st.push_back((DataFile::Statement("rotation"), rotation.radians()));
 	st.push_back((DataFile::Statement("slope"), slope));
 	if(turnout_id)
 		st.push_back((DataFile::Statement("turnout_id"), turnout_id));
@@ -391,7 +361,7 @@ void Track::Loader::position(float x, float y, float z)
 
 void Track::Loader::rotation(float r)
 {
-	obj.rotation = r;
+	obj.rotation = Angle::from_radians(r);
 }
 
 void Track::Loader::sensor_id(unsigned id)