1 #ifndef RENDERER_H_

2 #define RENDERER_H_

3

4 #include "volume.h"

5 #include "xfermap.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 TransferFunc *xfer;

17 float zscale;

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 void set_zscale(float zs);

30 virtual float get_zscale() const;

31

32 virtual void set_transfer_function(TransferFunc *xfer);

33 virtual TransferFunc *get_transfer_function() 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_