Scene.cxx

   1 #include "Scene.hxx"
   2 #include "PerspectiveCamera.hxx"
   3
   4 Scene::Scene()
   5   : m_camera(new PerspectiveCamera(Vec3f(0,0,8),
   6                                    Vec3f(0,0,-1),
   7                                    Vec3f(0,1,0),
   8                                    50,
   9                                    640,
  10                                    480)
  11              ),
  12     m_bgColor(Vec3f(0,0,0))
  13 {
  14 }
  15
  16 Scene::~Scene()
  17 {
  18   delete m_camera;
  19 }
  20
  21 Scene::Scene(const Scene& s)
  22 {
  23   operator=(s);
  24 }
  25
  26 Scene&
  27 Scene::operator=(const Scene& s)
  28 {
  29   return *this;
  30 }
  31
  32 void
  33 Scene::Add(Primitive* p)
  34 {
  35   m_primitives.push_back(p);
  36 }
  37
  38 void
  39 Scene::Add(Light* l)
  40 {
  41   m_lights.push_back(l);
  42 }
  43
  44 bool
  45 Scene::Intersect(Ray& ray)
  46 {
  47   bool intersect = false;
  48
  49   for(unsigned int i = 0; i < m_primitives.size(); ++i)
  50     {
  51       intersect |= m_primitives[i]->Intersect(ray);
  52     }
  53
  54   return intersect;
  55 }
  56
  57 bool
  58 Scene::Occluded(Ray& ray)
  59 {
  60   return false;
  61 }
  62
  63 Vec3f
  64 Scene::RayTrace(Ray& ray)
  65 {
  66   bool intersect = this->Intersect(ray);
  67   return (intersect) ? ray.hit()->shader()->Shade(ray) : m_bgColor;
  68 }
  69
  70 const Camera*
  71 Scene::camera() const
  72 {
  73   return m_camera;
  74 }