nuclear@5: #ifdef WIN32
nuclear@5: #define OVR_OS_WIN32
nuclear@5: #endif
nuclear@5: 
nuclear@5: #include <stdio.h>
nuclear@5: #include <stdlib.h>
nuclear@6: #include "vr_impl.h"
nuclear@6: 
nuclear@6: #ifdef USE_LIBOVR
nuclear@5: #include <OVR_CAPI.h>
nuclear@5: #include <OVR_CAPI_GL.h>
nuclear@4: 
nuclear@5: static ovrHmd hmd;
nuclear@5: 
nuclear@4: static int init(void)
nuclear@4: {
nuclear@5: 	int i, num_hmds;
nuclear@5: 	union ovrGLConfig glcfg;
nuclear@5: 
nuclear@5: 	if(!ovr_Initialize()) {
nuclear@5: 		return -1;
nuclear@5: 	}
nuclear@5: 	printf("initialized LibOVR %s\n", ovr_GetVersionString());
nuclear@5: 
nuclear@5: 	if(!(num_hmds = ovrHmd_Detect())) {
nuclear@5: 		ovr_Shutdown();
nuclear@5: 		return -1;
nuclear@5: 	}
nuclear@5: 	printf("%d Oculus HMD(s) found\n", num_hmds);
nuclear@5: 
nuclear@5: 	hmd = 0;
nuclear@5: 	for(i=0; i<num_hmds; i++) {
nuclear@5: 		ovrHmd h;
nuclear@5: 		if(!(h = ovrHmd_Create(i))) {
nuclear@5: 			break;
nuclear@5: 		}
nuclear@5: 		printf(" [%d]: %s - %s\n", h->Manufacturer, h->ProductName);
nuclear@5: 
nuclear@5: 		if(!hmd) {
nuclear@5: 			hmd = h;
nuclear@5: 		} else {
nuclear@5: 			ovrHmd_Destroy(h);
nuclear@5: 		}
nuclear@5: 	}
nuclear@5: 
nuclear@5: 	if(!hmd) {
nuclear@5: 		fprintf(stderr, "failed to initialize any Oculus HMDs\n");
nuclear@5: 		return -1;
nuclear@5: 	}
nuclear@5: 
nuclear@5: 	ovrHmd_ConfigureTracking(hmd, 0xffffffff, 0);
nuclear@5: 
nuclear@5: 	glcfg.OGL.Header.API = ovrRenderAPI_OpenGL;
nuclear@5: 	glcfg.OGL.Header.RTSize = hmd->Resolution;
nuclear@5: 	glcfg.OGL.Header.Multisample = 0;
nuclear@5: 	glcfg.OGL.Window = 0;
nuclear@5: 	glcfg.OGL.DC = 0;
nuclear@5: 
nuclear@5: 	if(!ovrHmd_ConfigureRendering(hmd, &glcfg.Config, distort_caps, eyes_fov, eye_rend_desc))) {
nuclear@5: 		fprintf(stderr, "failed to configure LibOVR distortion renderer\n");
nuclear@5: 		return -1;
nuclear@5: 	}
nuclear@4: }
nuclear@4: 
nuclear@4: static void cleanup(void)
nuclear@4: {
nuclear@5: 	if(hmd) {
nuclear@5: 		ovrHmd_Destroy(hmd);
nuclear@5: 		ovr_Destroy();
nuclear@5: 	}
nuclear@4: }
nuclear@4: 
nuclear@4: static void view_matrix(int eye, float *mat)
nuclear@4: {
nuclear@4: }
nuclear@4: 
nuclear@4: static void proj_matrix(int eye, float *mat)
nuclear@4: {
nuclear@4: }
nuclear@4: 
nuclear@5: static void begin(int eye)
nuclear@4: {
nuclear@4: }
nuclear@4: 
nuclear@5: static void end(void)
nuclear@5: {
nuclear@5: }
nuclear@5: 
nuclear@5: static void present(void)
nuclear@5: {
nuclear@5: }
nuclear@5: 
nuclear@5: 
nuclear@4: struct vr_module *vr_module_libovr(void)
nuclear@4: {
nuclear@4: 	static struct vr_module m;
nuclear@4: 
nuclear@4: 	if(!m.init) {
nuclear@4: 		m.name = "libovr";
nuclear@4: 		m.init = init;
nuclear@4: 		m.cleanup = cleanup;
nuclear@4: 		m.view_matrix = view_matrix;
nuclear@4: 		m.proj_matrix = proj_matrix;
nuclear@5: 		m.begin = begin;
nuclear@5: 		m.end = end;
nuclear@5: 		m.present = present;
nuclear@4: 	}
nuclear@4: 	return &m;
nuclear@4: }
nuclear@6: 
nuclear@6: #else	/* no libovr */
nuclear@6: 
nuclear@6: static int init(void)
nuclear@6: {
nuclear@6: 	return -1;
nuclear@6: }
nuclear@6: 
nuclear@6: struct vr_module *vr_module_libovr(void)
nuclear@6: {
nuclear@6: 	static struct vr_module m;
nuclear@6: 
nuclear@6: 	if(!m.init) {
nuclear@6: 		m.name = "libovr";
nuclear@6: 		m.init = init;
nuclear@6: 	}
nuclear@6: 	return &m;
nuclear@6: }
nuclear@6: 
nuclear@6: #endif	/* USE_LIBOVR */