conworlds

annotate src/vr/vr.h @ 7:bd8202d6d28d

some progress...
author John Tsiombikas <nuclear@member.fsf.org>
date Fri, 22 Aug 2014 16:55:16 +0300
parents 3c36bc28c6c2
children 5dc4e2b8f6f5
rev   line source
nuclear@4 1 #ifndef VR_H_
nuclear@4 2 #define VR_H_
nuclear@4 3
nuclear@7 4 #define VR_OPT_DISPLAY_WIDTH "display-xres"
nuclear@7 5 #define VR_OPT_DISPLAY_HEIGHT "display-yres"
nuclear@7 6 #define VR_OPT_LEYE_XRES "left-eye-xres"
nuclear@7 7 #define VR_OPT_LEYE_YRES "left-eye-yres"
nuclear@7 8 #define VR_OPT_REYE_XRES "right-eye-xres"
nuclear@7 9 #define VR_OPT_REYE_YRES "right-eye-yres"
nuclear@7 10 #define VR_OPT_EYE_HEIGHT "eye-height"
nuclear@7 11 #define VR_OPT_IPD "ipd"
nuclear@7 12
nuclear@5 13 enum {
nuclear@5 14 VR_EYE_LEFT,
nuclear@5 15 VR_EYE_RIGHT
nuclear@5 16 };
nuclear@5 17
nuclear@4 18 #ifdef __cplusplus
nuclear@4 19 extern "C" {
nuclear@4 20 #endif
nuclear@4 21
nuclear@4 22 int vr_init(void);
nuclear@4 23 void vr_shutdown(void);
nuclear@4 24
nuclear@4 25 int vr_module_count(void);
nuclear@4 26 const char *vr_module_name(int idx);
nuclear@4 27
nuclear@4 28 int vr_use_module(int idx);
nuclear@4 29 int vr_use_module_named(const char *name);
nuclear@4 30
nuclear@7 31 void vr_set_opti(const char *optname, int val);
nuclear@7 32 void vr_set_optf(const char *optname, float val);
nuclear@7 33 int vr_get_opti(const char *optname);
nuclear@7 34 float vr_get_optf(const char *optname);
nuclear@7 35
nuclear@7 36 int vr_view_translation(int eye, float *vec);
nuclear@7 37 int vr_view_rotation(int eye, float *quat);
nuclear@5 38
nuclear@4 39 /* returns non-zero if the active vr module provides this kind of matrix
nuclear@4 40 * information, otherwise it returns zero, and sets mat to identity
nuclear@4 41 */
nuclear@4 42 int vr_view_matrix(int eye, float *mat);
nuclear@7 43 int vr_proj_matrix(int eye, float znear, float zfar, float *mat);
nuclear@4 44
nuclear@5 45 void vr_begin(int eye);
nuclear@5 46 void vr_end(void);
nuclear@6 47 int vr_swap_buffers(void);
nuclear@4 48
nuclear@7 49 /* set the output texture or separate textures for each eye */
nuclear@7 50 void vr_output_texture(unsigned int tex, float umin, float vmin, float umax, float vmax);
nuclear@7 51 void vr_output_texture_eye(int eye, unsigned int tex, float umin, float vmin, float umax, float vmax);
nuclear@7 52
nuclear@7 53 void vr_recenter(void);
nuclear@7 54
nuclear@4 55 #ifdef __cplusplus
nuclear@4 56 }
nuclear@4 57 #endif
nuclear@4 58
nuclear@4 59 #endif /* VR_H_ */