1 #ifndef TEXTURE_H_

2 #define TEXTURE_H_

3

4 class Texture {

5 protected:

6 unsigned int type;

7 unsigned int tex;

8 unsigned int intfmt;

9

10 int size[3];

11

12 public:

13 Texture();

14 virtual ~Texture();

15

16 virtual void set_pixel_format(unsigned int fmt);

17

18 virtual void set_filtering(unsigned int min_filter, unsigned int mag_filter = 0);

19 virtual void set_wrapping(unsigned int wrap);

20

21 virtual int get_size(int idx) const;

22

23 virtual void update(float *data) = 0;

24

25 friend void bind_texture(const Texture *tex, int texunit);

26 };

27

28 void bind_texture(const Texture *tex, int texunit = 0);

29

30 class Texture1D : public Texture {

31 public:

32 Texture1D();

33

34 void create(int sz, float *data = 0);

35

36 void update(float *data);

37 };

38

39 class Texture2D : public Texture {

40 public:

41 Texture2D();

42

43 void create(int xsz, int ysz, float *data = 0);

44

45 void update(float *data);

46 };

47

48 class Texture3D : public Texture {

49 public:

50 Texture3D();

51

52 void create(int xsz, int ysz, int zsz, float *data = 0);

53

54 void update(float *data);

55 };

56

57 #endif // TEXTURE_H_