1 #ifndef GAMESND_H_

2 #define GAMESND_H_

3

4 #include <stdio.h>

5

6 struct gsnd_sample;

7 struct gsnd_source;

8 struct gsnd_track;

9 struct gsnd_io;

10

11 typedef long (*gsnd_io_read_func)(void *file, void *buf, long sz);

12 typedef long (*gsnd_io_seek_func)(void *file, long offs, int whence);

13

14

15 /* ---- sound samples ---- */

16 int gsnd_init_sample(struct gsnd_sample *sam);

17 void gsnd_destroy_sample(struct gsnd_sample *sam);

18

19 struct gsnd_sample *gsnd_create_sample(void);

20 void gsnd_free_sample(struct gsnd_sample *sam);

21

22 int gsnd_load_sample(struct gsnd_sample *sam, const char *fname);

23 int gsnd_load_sample_file(struct gsnd_sample *sam, FILE *fp);

24 int gsnd_load_sample_io(struct gsnd_sample *sam, struct gsnd_io *io);

25

26 void gsnd_play_sample(struct gsnd_sample *sam, float vol);

27 void gsnd_stop_sample(struct gsnd_sample *sam);

28

29 /* ---- sound source ---- */

30 int gsnd_init_source(struct gsnd_source *src);

31 void gsnd_destroy_source(struct gsnd_source *src);

32

33 struct gsnd_source *gsnd_create_source(void);

34 void gsnd_free_source(struct gsnd_source *src);

35

36 void gsnd_source_position(struct gsnd_source *src, float x, float y, float z);

37 void gsnd_source_volume(struct gsnd_source *src, float vol);

38 void gsnd_source_pitch(struct gsnd_source *src, float pitch);

39

40 void gsnd_play_source(struct gsnd_sample *sam);

41 void gsnd_stop_source(struct gsnd_sample *sam);

42

43 /* ---- music tracks ---- */

44 int gsnd_init_track(struct gsnd_track *trk);

45 void gsnd_destroy_track(struct gsnd_track *trk);

46

47 struct gsnd_track *gsnd_create_sample(void);

48 void gsnd_free_sample(struct gsnd_track *trk);

49

50 int gsnd_open_track(struct gsnd_track *trk, const char *fname);

51 int gsnd_open_track_file(struct gsnd_track *trk, FILE *fp);

52 int gsnd_open_track_io(struct gsnd_track *trk, struct gsnd_io *io);

53

54 void gsnd_play_track(struct gsnd_track *trk);

55 void gsnd_stop_track(struct gsnd_track *trk);

56

57

58 /* ---- file i/o ---- */

59 void gsnd_io(struct gsnd_io *io, void *file, gsnd_io_read_func rd, gsnd_io_seek_func seek);

60

61

62 #endif /* GAMESND_H_ */