#ifndef SCENE_H_INCLUDED
#define SCENE_H_INCLUDED

#include <vector>
#include <pixel.h>
#include <vector3.h>
#include <matrix4x4.h>
#include <baseobject.h>
#include <pointlight.h>

class Scene
{
public:
    Scene( void );
    ~Scene( void );

    Pixel pointSample( double x, double y );

    void adaptiveSample( Pixel *output, int w, int h, int depth );
    void superSample( Pixel *output, int w, int h, int depth );
    void pointSample( Pixel *output, int w, int h );

private:
    vector<BaseObject *> objects;
    vector<PointLight *> lights;

    Vector3 eye;
    Vector3 up;
    Vector3 right;
    Vector3 forward;
    double fov;
    Matrix4x4 viewtoworld;
    double screendist;

    Pixel lightPositionPhong( Vector3 pos, Vector3 norm, BaseObject *object );
    bool traceRay( Vector3 *intersect, Vector3 *normal, BaseObject **object,
                   double *reflectivity, Vector3 *reflectionpos,
                   Vector3 *reflectiondir, Vector3 origin, Vector3 direction );
    Pixel adaptivePoint( double x, double y, int depth,
                         double w, double h, int maxdepth );
    Pixel superPoint( double x, double y, int depth,
                      double w, double h, int maxdepth );
};

#endif // SCENE_H_INCLUDED