1 #ifndef LIBPSYS_H_

2 #define LIBPSYS_H_

3

4 struct psys_emitter;

5 struct psys_particle;

6

7 typedef int (*psys_spawn_func_t)(struct psys_emitter*, struct psys_particle*, void*);

8 typedef void (*psys_update_func_t)(struct psys_emitter*, struct psys_particle*, float, float, void*);

9

10 typedef void (*psys_draw_func_t)(struct psys_emitter*, struct psys_particle*, void*);

11 typedef void (*psys_draw_start_func_t)(struct psys_emitter*, void*);

12 typedef void (*psys_draw_end_func_t)(struct psys_emitter*, void*);

13

14

15 struct psys_emitter *psys_create(void);

16 void psys_free(struct psys_emitter *em);

17

18 int psys_init(struct psys_emitter *em);

19 void psys_destroy(struct psys_emitter *em);

20

21 /* set properties */

22 void psys_set_texture(struct psys_emitter *em, unsigned int tex);

23

24 void psys_set_pos(struct psys_emitter *em, vec3_t pos, float tm);

25 void psys_set_rot(struct psys_emitter *em, quat_t rot, float tm);

26 void psys_set_pivot(struct psys_emitter *em, vec3_t pivot);

27

28 void psys_set_rate(struct psys_emitter *em, float rate, float tm);

29 void psys_set_life(struct psys_emitter *em, float life, float tm);

30 void psys_set_dir(struct psys_emitter *em, vec3_t dir, float tm);

31 void psys_set_grav(struct psys_emitter *em, vec3_t grav, float tm);

32

33 void psys_clear_collision_planes(struct psys_emitter *em);

34 int psys_add_collision_plane(struct psys_emitter *em, plane_t plane, float elast);

35

36 void psys_add_particle(struct psys_emitter *em, struct psys_particle *p);

37

38 void psys_spawn_func(struct psys_emitter *em, psys_spawn_func_t func, void *cls);

39 void psys_update_func(struct psys_emitter *em, psys_update_func_t func, void *cls);

40 void psys_draw_func(struct psys_emitter *em, psys_draw_func_t draw,

41 psys_draw_start_func_t start, psys_draw_end_func_t end, void *cls);

42

43

44 /* query emitter state */

45 unsigned int psys_get_texture(struct psys_emitter *em);

46 vec3_t psys_get_pos(struct psys_emitter *em);

47 quat_t psys_get_rot(struct psys_emitter *em);

48 float psys_get_rate(struct psys_emitter *em);

49 float psys_get_life(struct psys_emitter *em);

50 vec3_t psys_get_dir(struct psys_emitter *em);

51 vec3_t psys_get_grav(struct psys_emitter *em);

52

53 /* update and render */

54

55 void psys_update(struct psys_emitter *em, float tm);

56 void psys_draw(struct psys_emitter *em);

57

58 #endif /* LIBPSYS_H_ */