#include <cmath>
+#include <msp/core/maputils.h>
#include "block.h"
#include "catalogue.h"
#include "driver.h"
#include "layout.h"
#include "track.h"
+#include "trackattachment.h"
#include "tracktype.h"
using namespace std;
using namespace Msp;
+namespace {
+
+struct AttachmentCompare
+{
+ unsigned entry;
+
+ AttachmentCompare(unsigned e): entry(e) { }
+
+ bool operator()(const R2C2::TrackAttachment *a1, const R2C2::TrackAttachment *a2) const
+ { return a1->get_offset_from_endpoint(entry)<a2->get_offset_from_endpoint(entry); }
+};
+
+}
+
namespace R2C2 {
Track::Track(Layout &l, const TrackType &t):
if(type.is_turnout())
turnout_id = layout.allocate_turnout_id();
- layout.add_track(*this);
+ layout.add(*this);
if(layout.has_driver())
layout.get_driver().signal_turnout.connect(sigc::mem_fun(this, &Track::turnout_event));
Track::~Track()
{
break_links();
- layout.remove_track(*this);
+ layout.remove(*this);
}
Track *Track::clone(Layout *to_layout) const
void Track::set_position(const Vector &p)
{
position = p;
- for(vector<Track *>::const_iterator i=links.begin(); i!=links.end(); ++i)
- if(*i)
- (*i)->check_slope();
+ signal_moved.emit();
+ propagate_slope();
}
void Track::set_rotation(const Angle &r)
{
rotation = wrap_positive(r);
+ signal_moved.emit();
}
-void Track::set_slope(float s)
+void Track::set_tilt(const Angle &t)
{
if(links.size()!=2)
return;
- slope = s;
+ tilt = t;
+ slope = tan(tilt)*type.get_path_length(0);
+ signal_moved.emit();
+ propagate_slope();
}
void Track::set_flex(bool f)
flex = f;
}
+void Track::propagate_slope()
+{
+ for(vector<Track *>::const_iterator i=links.begin(); i!=links.end(); ++i)
+ if(*i)
+ (*i)->check_slope();
+}
+
void Track::check_slope()
{
if(links.size()!=2)
Vector epp1 = links[1]->get_snap_node(links[1]->get_link_slot(*this)).position;
position.z = epp0.z;
slope = epp1.z-position.z;
+ tilt = Geometry::atan(slope/type.get_path_length(0));
}
else
{
position.z = epp.z-slope;
}
}
+
+ signal_moved.emit();
}
void Track::set_turnout_id(unsigned i)
{
if(!type.is_turnout())
throw logic_error("not a turnout");
+ if(!i)
+ throw invalid_argument("Track::set_turnout_id");
turnout_id = i;
layout.create_blocks(*this);
sensor_id = i;
layout.create_blocks(*this);
- if(layout.has_driver() && sensor_id)
- layout.get_driver().add_sensor(sensor_id);
}
void Track::set_active_path(unsigned p)
if(!(type.get_paths()&(1<<p)))
throw invalid_argument("Track::set_active_path");
+ signal_path_changing(p);
path_changing = true;
layout.get_driver().set_turnout(turnout_id, p);
}
-TrackPoint Track::get_point(unsigned epi, unsigned path, float d) const
+float Track::get_path_length(int p) const
{
- TrackPoint p = type.get_point(epi, path, d);
+ if(p<0)
+ p = active_path;
+ return type.get_path_length(p);
+}
- p.pos = position+rotated_vector(p.pos, rotation);
- p.dir += rotation;
+OrientedPoint Track::get_point(unsigned epi, unsigned path, float d) const
+{
+ OrientedPoint p = type.get_point(epi, path, d);
+
+ p.position = position+rotated_vector(p.position, rotation);
+ p.rotation += rotation;
if(type.get_endpoints().size()==2)
{
- float len = type.get_path_length(path);
- float grade = slope/len;
+ float dz = tan(tilt)*d;
if(epi==0)
{
- p.pos.z += grade*d;
- p.grade = grade;
+ p.position.z += dz;
+ p.tilt = tilt;
}
else
{
- p.pos.z += slope-grade*d;
- p.grade = -grade;
+ p.position.z += slope-dz;
+ p.tilt = -tilt;
}
}
return p;
}
-TrackPoint Track::get_point(unsigned epi, float d) const
+OrientedPoint Track::get_point(unsigned epi, float d) const
{
return get_point(epi, active_path, d);
}
{
Vector local = rotated_vector(sn.position-position, -rotation);
- TrackPoint tp = type.get_nearest_point(local);
- Vector span = local-tp.pos;
+ OrientedPoint np = type.get_nearest_point(local);
+ Vector span = local-np.position;
if(dot(span, span)<=limit*limit)
{
- sn.position = position+rotated_vector(tp.pos, rotation);
- sn.rotation = tp.dir+rotation;
+ sn.position = position+rotated_vector(np.position, rotation);
+ sn.rotation = np.rotation+rotation;
return true;
}
}
return true;
}
+void Track::add_attachment(TrackAttachment &a)
+{
+ if(find(attachments.begin(), attachments.end(), &a)!=attachments.end())
+ throw key_error(&a);
+ attachments.push_back(&a);
+}
+
+void Track::remove_attachment(TrackAttachment &a)
+{
+ AttachmentList::iterator i = find(attachments.begin(), attachments.end(), &a);
+ if(i==attachments.end())
+ throw key_error(&a);
+ attachments.erase(i);
+}
+
+Track::AttachmentList Track::get_attachments_ordered(unsigned epi) const
+{
+ AttachmentList result = attachments;
+ result.sort(AttachmentCompare(epi));
+ return result;
+}
+
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.radians()));
- st.push_back((DataFile::Statement("slope"), slope));
+ st.push_back((DataFile::Statement("tilt"), tilt.radians()));
if(turnout_id)
st.push_back((DataFile::Statement("turnout_id"), turnout_id));
if(sensor_id)
{
add("position", &Loader::position);
add("rotation", &Loader::rotation);
- add("slope", &Track::slope);
+ add("tilt", &Loader::tilt);
add("turnout_id", &Loader::turnout_id);
add("sensor_id", &Loader::sensor_id);
add("flex", &Track::flex);
+
+ // deprecated
+ add("slope", &Loader::slope);
}
void Track::Loader::position(float x, float y, float z)
{
- obj.position = Vector(x, y, z);
+ obj.set_position(Vector(x, y, z));
}
void Track::Loader::rotation(float r)
{
- obj.rotation = Angle::from_radians(r);
+ obj.set_rotation(Angle::from_radians(r));
}
void Track::Loader::sensor_id(unsigned id)
obj.set_sensor_id(id);
}
+void Track::Loader::slope(float s)
+{
+ obj.set_tilt(Geometry::atan(s/obj.type.get_path_length(0)));
+}
+
+void Track::Loader::tilt(float t)
+{
+ obj.set_tilt(Angle::from_radians(t));
+}
+
void Track::Loader::turnout_id(unsigned id)
{
obj.set_turnout_id(id);
projects / r2c2.git / blobdiff