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();
}
-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)
if(links[0] && links[1])
{
- Vector epp0 = links[0]->get_snap_node(links[0]->get_endpoint_by_link(*this)).position;
- Vector epp1 = links[1]->get_snap_node(links[1]->get_endpoint_by_link(*this)).position;
+ Vector epp0 = links[0]->get_snap_node(links[0]->get_link_slot(*this)).position;
+ Vector epp1 = links[1]->get_snap_node(links[1]->get_link_slot(*this)).position;
position.z = epp0.z;
slope = epp1.z-position.z;
}
else
{
- slope = 0;
if(links[0])
{
- Vector epp = links[0]->get_snap_node(links[0]->get_endpoint_by_link(*this)).position;
+ Vector epp = links[0]->get_snap_node(links[0]->get_link_slot(*this)).position;
position.z = epp.z;
}
else if(links[1])
{
- Vector epp = links[1]->get_snap_node(links[1]->get_endpoint_by_link(*this)).position;
- position.z = epp.z;
+ Vector epp = links[1]->get_snap_node(links[1]->get_link_slot(*this)).position;
+ position.z = epp.z-slope;
}
}
}
{
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);
layout.get_driver().set_turnout(turnout_id, p);
}
-int Track::get_endpoint_by_link(Track &other) const
-{
- for(unsigned i=0; i<links.size(); ++i)
- if(links[i]==&other)
- return i;
-
- return -1;
-}
-
-bool Track::snap_to(Track &other, bool link, float limit)
-{
- if(!limit || link)
- {
- limit = layout.get_catalogue().get_gauge();
- if(link && !flex && !other.get_flex())
- limit /= 10;
- }
- limit *= limit;
-
- const vector<TrackType::Endpoint> &eps = type.get_endpoints();
- const vector<TrackType::Endpoint> &other_eps = other.get_type().get_endpoints();
-
- for(unsigned i=0; i<eps.size(); ++i)
- {
- Vector epp = get_snap_node(i).position;
-
- for(unsigned j=0; j<other_eps.size(); ++j)
- {
- if(other.get_link(j))
- continue;
-
- Vector epp2 = other.get_snap_node(j).position;
- float dx = epp2.x-epp.x;
- float dy = epp2.y-epp.y;
- float dz = epp2.z-epp.z;
- if(dx*dx+dy*dy<limit && dz*dz<limit)
- {
- if(!link || (!flex && !other.get_flex()))
- {
- set_rotation(other.rotation+other_eps[j].dir-eps[i].dir+M_PI);
- Vector p(epp2.x-(eps[i].pos.x*cos(rotation)-eps[i].pos.y*sin(rotation)),
- epp2.y-(eps[i].pos.y*cos(rotation)+eps[i].pos.x*sin(rotation)),
- epp2.z);
- if(eps.size()==2 && i==1)
- p.z -= slope;
- set_position(p);
- }
-
- if(link)
- {
- if(links[i])
- break_link(*links[i]);
- links[i] = &other;
- other.links[j] = this;
- layout.create_blocks(*this);
-
- signal_link_changed.emit(i, &other);
- other.signal_link_changed.emit(j, this);
- }
-
- return true;
- }
- }
- }
-
- return false;
-}
-
-void Track::break_link(Track &trk)
-{
- for(vector<Track *>::iterator i=links.begin(); i!=links.end(); ++i)
- if(*i==&trk)
- {
- *i = 0;
- trk.break_link(*this);
- // XXX Creates the blocks twice
- layout.create_blocks(*this);
- signal_link_changed.emit(i-links.begin(), 0);
- return;
- }
-}
-
-void Track::break_links()
-{
- for(vector<Track *>::iterator i=links.begin(); i!=links.end(); ++i)
- if(Track *trk=*i)
- {
- *i = 0;
- trk->break_link(*this);
- }
-}
-
-Track *Track::get_link(unsigned i) const
-{
- if(i>=links.size())
- throw out_of_range("Track::get_link");
-
- return links[i];
-}
-
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)
{
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;
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;
}
return NO_SNAP;
}
-bool Track::collide_ray(const Vector &start, const Vector &ray) const
+unsigned Track::get_n_link_slots() const
+{
+ return links.size();
+}
+
+Track *Track::get_link(unsigned i) const
+{
+ if(i>=links.size())
+ throw out_of_range("Track::get_link");
+
+ return links[i];
+}
+
+int Track::get_link_slot(const Object &other) 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);
+ for(unsigned i=0; i<links.size(); ++i)
+ if(links[i]==&other)
+ return i;
+
+ return -1;
+}
- float width = layout.get_catalogue().get_ballast_profile().get_width();
+bool Track::link_to(Object &other)
+{
+ Track *otrack = dynamic_cast<Track *>(&other);
+ if(!otrack)
+ return false;
+
+ float limit = layout.get_catalogue().get_gauge();
+ if(!flex && !otrack->get_flex())
+ limit /= 10;
+ limit *= limit;
+
+ unsigned nsn = get_n_snap_nodes();
+ unsigned other_nsn = other.get_n_snap_nodes();
+ for(unsigned i=0; i<nsn; ++i)
+ {
+ Snap sn = get_snap_node(i);
+ for(unsigned j=0; j<other_nsn; ++j)
+ {
+ Snap osn = other.get_snap_node(j);
+ 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;
+ otrack->links[j] = this;
+ check_slope();
+ layout.create_blocks(*this);
+
+ signal_link_changed.emit(i, otrack);
+ otrack->signal_link_changed.emit(j, this);
+ return true;
+ }
+ }
+ }
+
+ return false;
+}
+
+bool Track::break_link(unsigned i)
+{
+ if(i>=links.size())
+ throw out_of_range("Track::break_link");
+
+ Track *other = links[i];
+ if(!other)
+ return false;
+
+ links[i] = 0;
+ other->break_link(*this);
+ // XXX Creates the blocks twice, because the other track calls this too
+ layout.create_blocks(*this);
+ signal_link_changed.emit(i, 0);
- return type.collide_ray(local_start, local_ray, width);
+ return true;
}
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));
void Track::Loader::rotation(float r)
{
- obj.rotation = r;
+ obj.rotation = Angle::from_radians(r);
}
void Track::Loader::sensor_id(unsigned id)
projects / r2c2.git / blobdiff