3 This file is part of R²C²
4 Copyright © 2006-2010 Mikkosoft Productions, Mikko Rasa
5 Distributed under the GPL
9 #include <msp/gl/matrix.h>
10 #include <msp/gl/misc.h>
11 #include "libr2c2/tracktype.h"
16 #include "tracktype.h"
23 Track3D::Track3D(Layout3D &l, Track &t):
24 GL::ObjectInstance(l.get_catalogue().get_track(t.get_type()).get_object()),
27 type(layout.get_catalogue().get_track(track.get_type())),
28 path(new Path3D(*this))
30 layout.add_track(*this);
31 layout.get_scene().add(*this);
33 const vector<TrackType::Endpoint> &type_eps = track.get_type().get_endpoints();
34 for(unsigned i=0; i<type_eps.size(); ++i)
35 endpoints.push_back(new Endpoint3D(*this, i));
42 layout.remove_track(*this);
43 layout.get_scene().remove(*this);
45 for(vector<Endpoint3D *>::iterator i=endpoints.begin(); i!=endpoints.end(); ++i)
49 void Track3D::get_bounds(float angle, Point &minp, Point &maxp) const
51 type.get_bounds(angle-track.get_rotation(), minp, maxp);
53 float c = cos(-angle);
54 float s = sin(-angle);
56 const Point &pos = track.get_position();
57 minp.x += c*pos.x-s*pos.y;
58 maxp.x += c*pos.x-s*pos.y;
59 minp.y += s*pos.x+c*pos.y;
60 maxp.y += s*pos.x+c*pos.y;
64 float slope = track.get_slope();
71 Point Track3D::get_node() const
73 const Point &pos = track.get_position();
76 type.get_bounds(0, minp, maxp);
77 float rot = track.get_rotation();
81 Point center((minp.x+maxp.x)/2, (minp.y+maxp.y)/2, 0);
82 return Point(pos.x+c*center.x-s*center.y, pos.y+s*center.x+c*center.y, pos.z+0.02);
85 GL::Matrix Track3D::get_matrix() const
87 const Point &pos = track.get_position();
88 float rot = track.get_rotation();
91 matrix.translate(pos.x, pos.y, pos.z);
92 matrix.rotate(rot, 0, 0, 1);
93 matrix.rotate(track.get_slope()/track.get_type().get_total_length(), 0, -1, 0);
98 void Track3D::setup_render(const GL::Tag &) const
100 GL::MatrixStack::modelview().push();
101 GL::MatrixStack::modelview() *= get_matrix();
102 glPushName(reinterpret_cast<unsigned>(this));
105 void Track3D::finish_render(const GL::Tag &) const
108 GL::MatrixStack::modelview().pop();