#ifndef INCLUDED_CAMERA
#define INCLUDED_CAMERA

#ifndef INCLUDED_SCENE_GRAPH
#  include "SceneGraph.h"
#endif

class Camera : public SceneGraph {
public:
    Camera(float w = 640, float h = 480);
    ~Camera(void);

    float zd[4]; // direction z
    float yd[4]; // direction y
    float fov;
    float near;
    float far;

    float *m_view;
    float *m_pers;
    float *m_screen;

    void updateView(void);
    void updatePerspective(float w, float h);
    void updateScreen(float w, float h);

    void setCamera(float *pose);
    void update(float screen_w, float screen_h);
};

typedef Camera *CameraPtr;

#endif