1 #ifndef GOATVR_H_

2 #define GOATVR_H_

3

4 int gvr_init(void);

5 void gvr_cleanup(void);

6

7 /* Enter VR rendering mode. GoatVR will assume control of your output, go fullscreen,

8 * reposition your window to show up on the VR device, or whatever is needed depending

9 * on the selected vr module.

10 */

11 int gvr_enter_vr(void);

12 /* Leave VR rendering mode and return to the previous rendering state */

13 int gvr_leave_vr(void);

14

15 /* ---- rendering ---- */

16 void gvr_begin(int eye);

17 void gvr_end(void);

18 void gvr_present(void);

19

20 /* expose internal render target objects, usually not needed */

21 void gvr_get_viewport(int *vp);

22 unsigned int gvr_get_fbo(void);

23 unsigned int gvr_get_fbo_texture(void);

24 unsigned int gvr_get_fbo_depth(void);

25

26 /* ---- tracking ---- */

27

28 int gvr_position(float *vec, int track_id);

29 int gvr_rotation(float *quat, int track_id);

30 int gvr_matrix(float *mat, int track_id);

31

32 int gvr_view_matrix(float *mat, int eye); /* equivalent to inverse of gvr_matrix(mat, eye) */

33 int gvr_proj_matrix(float *mat, int eye, float znear, float zfar);

34

35 #endif /* GOATVR_H_ */