1 /*

2 Stereoscopic tunnel for iOS.

3 Copyright (C) 2011 John Tsiombikas <nuclear@member.fsf.org>

4

5 This program is free software: you can redistribute it and/or modify

6 it under the terms of the GNU General Public License as published by

7 the Free Software Foundation, either version 3 of the License, or

8 (at your option) any later version.

9

10 This program is distributed in the hope that it will be useful,

11 but WITHOUT ANY WARRANTY; without even the implied warranty of

12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

13 GNU General Public License for more details.

14

15 You should have received a copy of the GNU General Public License

16 along with this program. If not, see <http://www.gnu.org/licenses/>.

17 */

18

19 #ifndef SDR_H_

20 #define SDR_H_

21

22 #ifdef __cplusplus

23 extern "C" {

24 #endif /* __cplusplus */

25

26 /* ---- shaders ---- */

27 unsigned int create_vertex_shader(const char *src);

28 unsigned int create_pixel_shader(const char *src);

29 unsigned int create_shader(const char *src, unsigned int sdr_type);

30 void free_shader(unsigned int sdr);

31

32 unsigned int load_vertex_shader(const char *fname);

33 unsigned int load_pixel_shader(const char *fname);

34 unsigned int load_shader(const char *src, unsigned int sdr_type);

35

36 unsigned int get_vertex_shader(const char *fname);

37 unsigned int get_pixel_shader(const char *fname);

38 unsigned int get_shader(const char *fname, unsigned int sdr_type);

39

40 int add_shader(const char *fname, unsigned int sdr);

41 int remove_shader(const char *fname);

42

43 /* ---- gpu programs ---- */

44 unsigned int create_program(void);

45 unsigned int create_program_link(unsigned int vs, unsigned int ps);

46 unsigned int create_program_load(const char *vfile, const char *pfile);

47 void free_program(unsigned int sdr);

48

49 void attach_shader(unsigned int prog, unsigned int sdr);

50 int link_program(unsigned int prog);

51 int bind_program(unsigned int prog);

52

53 int set_uniform_int(unsigned int prog, const char *name, int val);

54 int set_uniform_float(unsigned int prog, const char *name, float val);

55 int set_uniform_float3(unsigned int prog, const char *name, float x, float y, float z);

56 int set_uniform_float4(unsigned int prog, const char *name, float x, float y, float z, float w);

57 int set_uniform_matrix4(unsigned int prog, const char *name, float *mat);

58 int set_uniform_matrix4_transposed(unsigned int prog, const char *name, float *mat);

59

60 int get_attrib_loc(unsigned int prog, const char *name);

61 void set_attrib_float3(int attr_loc, float x, float y, float z);

62

63 #ifdef __cplusplus

64 }

65 #endif /* __cplusplus */

66

67 #endif /* SDR_H_ */