Film.h

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#ifndef _FILM_H_
#define _FILM_H_


#include <ngl/Vec3.h>
#include <ngl/Colour.h>
#include <fstream>
#include <vector>

//----------------------------------------------------------------------------------------------------------------------
// ---------------------------------------------------------------------------------------------------------------------
typedef struct Pixel
{
  float r;
  float g;
  float b;
} Pixel;

//----------------------------------------------------------------------------------------------------------------------
//----------------------------------------------------------------------------------------------------------------------
class Film
{
public:
  //--------------------------------------------------------------------------------------------------------------------
  //-------------------------------------------------------------------------------------------------------------------
  Film();
  //-------------------------------------------------------------------------------------------------------------------
  //-------------------------------------------------------------------------------------------------------------------
  void setDimensions(int _w, int _h);
  //--------------------------------------------------------------------------------------------------------------------
  //--------------------------------------------------------------------------------------------------------------------
  ~Film();
  //--------------------------------------------------------------------------------------------------------------------
  //--------------------------------------------------------------------------------------------------------------------
  void writePixel(ngl::Colour _colour);
  //--------------------------------------------------------------------------------------------------------------------
  //--------------------------------------------------------------------------------------------------------------------
  void writeFile(const char* _image_name);

  // give renderer permissions to access m_width and m_height with no need of getters
  friend class Renderer;

private:
  //--------------------------------------------------------------------------------------------------------------------
  //--------------------------------------------------------------------------------------------------------------------
  int m_width;
  //--------------------------------------------------------------------------------------------------------------------
  //--------------------------------------------------------------------------------------------------------------------
  int m_height;
  //--------------------------------------------------------------------------------------------------------------------
  //-------------------------------------------------------------------------------------------------------------------
  std::vector<Pixel> m_pixels;
  //--------------------------------------------------------------------------------------------------------------------
  //--------------------------------------------------------------------------------------------------------------------
  std::ofstream m_file;
};


#endif // Film.h