1 #ifndef RENDERER_H_

2 #define RENDERER_H_

3

4 #include "volume.h"

5 #include "curve.h"

6

7 #define MAX_CLIP_PLANES 4

8

9 class Renderer {

10 protected:

11 int view_width, view_height;

12 Volume *vol;

13

14 float clip_plane[MAX_CLIP_PLANES][4]; // nx,ny,nz,dist

15

16 Curve xfer[3]; // rgb transfer function

17 float xfer_low, xfer_high; // simple transfer function bounds

18

19 public:

20 Renderer();

21 virtual ~Renderer();

22

23 virtual bool init();

24 virtual void destroy();

25

26 virtual void set_volume(Volume *vol);

27 virtual Volume *get_volume() const;

28

29 virtual Curve &transfer_curve(int color);

30 virtual const Curve &transfer_curve(int color) const;

31

32 virtual void set_simple_transfer(float low, float high);

33 virtual void get_simple_transfer(float *low, float *high) const;

34

35 virtual void set_clipping_plane(int idx, float nx, float ny, float nz, float dist);

36 virtual void disable_clipping_plane(int idx);

37

38 virtual void reshape(int x, int y);

39

40 virtual void update(unsigned int msec);

41 virtual void render() const = 0;

42 };

43

44 #endif // RENDERER_H_