1 #ifndef TEXTURE_H_

2 #define TEXTURE_H_

3

4 class Texture {

5 protected:

6 unsigned int type;

7 unsigned int tex;

8

9 int size[3];

10

11 public:

12 Texture();

13 virtual ~Texture();

14

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

16 virtual void set_wrapping(unsigned int wrap);

17

18 virtual int get_size(int idx) const;

19

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

21

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

23 };

24

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

26

27 class Texture1D : public Texture {

28 public:

29 Texture1D();

30

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

32

33 void update(float *data);

34 };

35

36 class Texture2D : public Texture {

37 public:

38 Texture2D();

39

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

41

42 void update(float *data);

43 };

44

45 class Texture3D : public Texture {

46 public:

47 Texture3D();

48

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

50

51 void update(float *data);

52 };

53

54 #endif // TEXTURE_H_