nuclear@0: #ifndef VR_IMPL_H_
nuclear@0: #define VR_IMPL_H_
nuclear@0: 
nuclear@0: #include "vr.h"
nuclear@0: #include "opt.h"
nuclear@0: 
nuclear@0: struct vr_module {
nuclear@0: 	char *name;
nuclear@0: 
nuclear@0: 	int (*init)(void);
nuclear@0: 	void (*cleanup)(void);
nuclear@0: 
nuclear@0: 	int (*set_option)(const char *opt, enum opt_type type, void *valp);
nuclear@0: 	int (*get_option)(const char *opt, enum opt_type type, void *valp);
nuclear@0: 
nuclear@0: 	void (*translation)(int eye, float *vec);
nuclear@0: 	void (*rotation)(int eye, float *quat);
nuclear@0: 
nuclear@0: 	void (*view_matrix)(int eye, float *mat);
nuclear@0: 	void (*proj_matrix)(int eye, float znear, float zfar, float *mat);
nuclear@0: 
nuclear@0: 	void (*begin)(int eye);
nuclear@0: 	void (*end)(void);
nuclear@0: 	int (*present)(void);
nuclear@0: 
nuclear@0: 	void (*set_eye_texture)(int eye, unsigned int tex, float umin, float vmin, float umax, float vmax);
nuclear@0: 
nuclear@0: 	void (*recenter)(void);
nuclear@0: };
nuclear@0: 
nuclear@0: void vr_init_modules(void);
nuclear@0: 
nuclear@0: void vr_clear_modules(void);
nuclear@0: void vr_register_module(struct vr_module *mod);
nuclear@0: 
nuclear@0: int vr_get_num_modules(void);
nuclear@0: struct vr_module *vr_get_module(int idx);
nuclear@0: 
nuclear@0: void vr_activate_module(int idx);
nuclear@0: 
nuclear@0: int vr_get_num_active_modules(void);
nuclear@0: struct vr_module *vr_get_active_module(int idx);
nuclear@0: 
nuclear@0: #endif	/* VR_IMPL_H_ */