camera.h

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#ifndef CAMERA_INCLUDED
#define CAMERA_INCLUDED
#include <stdio.h>
#include <Util/geometry.h>
 
namespace Ray
{
    class Camera
    {
    public:
        double heightAngle;
 
        Util::Point3D position;
 
        Util::Point3D forward;
 
        Util::Point3D up;
 
        Util::Point3D right;
 
        void drawOpenGL( void ) const;
 
        void rotateUp( Util::Point3D center , float angle );
 
        void rotateRight( Util::Point3D center , float angle );
 
        void moveForward( float dist );
 
        void moveRight( float dist );
 
        void moveUp( float dist );
 
        Util::Ray3D getRay( int i , int j , int width , int height ) const;
    };
    class Camera {…};
 
    std::ostream &operator << ( std::ostream &stream , const Camera &camera );
 
    std::istream &operator >> ( std::istream &stream ,       Camera &camera );
}
#endif // CAMERA_INCLUDED