source/3d/layout.cpp

   1 #include "layout.h"
   2 #include "signal.h"
   3 #include "track.h"
   4 #include "vehicle.h"
   5
   6 using namespace std;
   7 using namespace Msp;
   8
   9 namespace R2C2 {
  10
  11 Layout3D::Layout3D(Layout &l):
  12         layout(l),
  13         catalogue(layout.get_catalogue())
  14 {
  15         // South, 15° from zenith
  16         sun.set_position(0, -0.259, 0.966, 0);
  17         lighting.attach(0, sun);
  18
  19         layout.signal_object_added.connect(sigc::mem_fun(this, &Layout3D::object_added));
  20         layout.signal_object_removed.connect(sigc::mem_fun(this, &Layout3D::object_removed));
  21
  22         const set<Object *> &lobjs = layout.get_all<Object>();
  23         for(set<Object *>::iterator i=lobjs.begin(); i!=lobjs.end(); ++i)
  24                 object_added(**i);
  25 }
  26
  27 Layout3D::~Layout3D()
  28 {
  29         while(!objects.empty())
  30                 delete objects.begin()->second;
  31 }
  32
  33 void Layout3D::get_bounds(Vector &minp, Vector &maxp) const
  34 {
  35         Geometry::BoundingBox<float, 3> bbox;
  36
  37         for(ObjectMap::const_iterator i=objects.begin(); i!=objects.end(); ++i)
  38                 bbox = bbox|i->second->get_object().get_type().get_shape()->get_axis_aligned_bounding_box();
  39
  40         minp = bbox.get_minimum_point();
  41         maxp = bbox.get_maximum_point();
  42 }
  43
  44 void Layout3D::add(Object3D &o)
  45 {
  46         insert_unique(objects, &o.get_object(), &o);
  47 }
  48
  49 Object3D &Layout3D::get(Object &o) const
  50 {
  51         return *get_item(objects, &o);
  52 }
  53
  54 void Layout3D::remove(Object3D &o)
  55 {
  56         objects.erase(&o.get_object());
  57 }
  58
  59 void Layout3D::object_added(Object &o)
  60 {
  61         if(Track *t = dynamic_cast<Track *>(&o))
  62                 new Track3D(*this, *t);
  63         else if(Signal *s = dynamic_cast<Signal *>(&o))
  64                 new Signal3D(*this, *s);
  65         else if(Vehicle *v = dynamic_cast<Vehicle *>(&o))
  66                 new Vehicle3D(*this, *v);
  67 }
  68
  69 void Layout3D::object_removed(Object &o)
  70 {
  71         ObjectMap::iterator i = objects.find(&o);
  72         if(i!=objects.end())
  73                 delete i->second;
  74 }
  75
  76 } // namespace R2C2