source/3d/vehicle.cpp

   1 #include <cmath>
   2 #include <msp/gl/matrix.h>
   3 #include <msp/gl/renderer.h>
   4 #include "axle.h"
   5 #include "bogie.h"
   6 #include "layout.h"
   7 #include "rod.h"
   8 #include "vehicle.h"
   9 #include "vehicletype.h"
  10
  11 using namespace std;
  12 using namespace Msp;
  13
  14 namespace R2C2 {
  15
  16 Vehicle3D::Vehicle3D(Layout3D &l, Vehicle &v):
  17         Object3D(l, v),
  18         GL::ObjectInstance(*l.get_catalogue().get_vehicle(v.get_type()).get_body_object()),
  19         vehicle(v),
  20         type(layout.get_catalogue().get_vehicle(vehicle.get_type()))
  21 {
  22         unsigned n_axles = vehicle.get_type().get_fixed_axles().size();
  23         for(unsigned i=0; i<n_axles; ++i)
  24                 if(type.get_fixed_axle_object(i))
  25                         children.push_back(new Axle3D(*this, i));
  26
  27         unsigned n_bogies = vehicle.get_type().get_bogies().size();
  28         for(unsigned i=0; i<n_bogies; ++i)
  29                 if(type.get_bogie_object(i))
  30                 {
  31                         children.push_back(new Bogie3D(*this, i));
  32
  33                         n_axles = vehicle.get_type().get_bogie(i).axles.size();
  34                         for(unsigned j=0; j<n_axles; ++j)
  35                                 if(type.get_bogie_axle_object(i, j))
  36                                         children.push_back(new Axle3D(*this, i, j));
  37                 }
  38
  39         unsigned n_rods = vehicle.get_type().get_rods().size();
  40         for(unsigned i=0; i<n_rods; ++i)
  41                 if(type.get_rod_object(i))
  42                         children.push_back(new Rod3D(*this, i));
  43
  44         layout.get_scene().add(*this);
  45         for(vector<VehiclePart3D *>::const_iterator i=children.begin(); i!=children.end(); ++i)
  46                 layout.get_scene().add(**i);
  47 }
  48
  49 Vehicle3D::~Vehicle3D()
  50 {
  51         layout.get_scene().remove(*this);
  52         for(vector<VehiclePart3D *>::iterator i=children.begin(); i!=children.end(); ++i)
  53         {
  54                 layout.get_scene().remove(**i);
  55                 delete *i;
  56         }
  57 }
  58
  59 Vector Vehicle3D::get_node() const
  60 {
  61         Vector p = vehicle.get_position();
  62         return Vector(p.x, p.y, p.z+0.01+vehicle.get_type().get_height());
  63 }
  64
  65 bool Vehicle3D::is_visible() const
  66 {
  67         return vehicle.get_track();
  68 }
  69
  70 void Vehicle3D::moved()
  71 {
  72         Object3D::moved();
  73
  74         for(vector<VehiclePart3D *>::const_iterator i=children.begin(); i!=children.end(); ++i)
  75                 (*i)->update_matrix();
  76 }
  77
  78 void Vehicle3D::render(GL::Renderer &renderer, const GL::Tag &tag) const
  79 {
  80         if(!vehicle.get_track())
  81                 return;
  82
  83         ObjectInstance::render(renderer, tag);
  84 }
  85
  86 void Vehicle3D::setup_render(GL::Renderer &renderer, const GL::Tag &) const
  87 {
  88         renderer.matrix_stack() *= matrix;
  89         if(vehicle.get_type().get_rotate_object())
  90                 renderer.matrix_stack() *= GL::Matrix::rotation(Angle::half_turn(), 0, 0, 1);
  91 }
  92
  93 } // namespace R2C2