device_t device_create(struct gs_init_data *info)
{
struct gs_device *device = bmalloc(sizeof(struct gs_device));
memset(device, 0, sizeof(struct gs_device));
device->plat = gl_platform_create(device, info);
if (!device->plat)
goto fail;
if (!gl_init_extensions(device))
goto fail;
gl_enable(GL_CULL_FACE);
glGenProgramPipelines(1, &device->pipeline);
if (!gl_success("glGenProgramPipelines"))
goto fail;
glBindProgramPipeline(device->pipeline);
if (!gl_success("glBindProgramPipeline"))
goto fail;
device_leavecontext(device);
device->cur_swap = gl_platform_getswap(device->plat);
return device;
fail:
blog(LOG_ERROR, "device_create (GL) failed");
bfree(device);
return NULL;
}
int device_create(gs_device_t **p_device, uint32_t adapter)
{
struct gs_device *device = bzalloc(sizeof(struct gs_device));
int errorcode = GS_ERROR_FAIL;
device->plat = gl_platform_create(device, adapter);
if (!device->plat)
goto fail;
if (!gl_init_extensions(device)) {
errorcode = GS_ERROR_NOT_SUPPORTED;
goto fail;
}
gl_enable(GL_CULL_FACE);
device_leave_context(device);
device->cur_swap = NULL;
*p_device = device;
return GS_SUCCESS;
fail:
blog(LOG_ERROR, "device_create (GL) failed");
bfree(device);
*p_device = NULL;
return errorcode;
}
struct gl_platform *gl_platform_create(device_t device,
struct gs_init_data *info)
{
struct gl_platform *plat = bmalloc(sizeof(struct gl_platform));
struct dummy_context dummy;
int pixel_format;
PIXELFORMATDESCRIPTOR pfd;
memset(plat, 0, sizeof(struct gl_platform));
memset(&dummy, 0, sizeof(struct dummy_context));
if (!gl_dummy_context_init(&dummy))
goto fail;
if (!gl_init_extensions(device))
goto fail;
/* you have to have a dummy context open before you can actually
* use wglChoosePixelFormatARB */
if (!gl_getpixelformat(dummy.hdc, info, &pixel_format, &pfd))
goto fail;
gl_dummy_context_free(&dummy);
if (!init_default_swap(plat, device, pixel_format, &pfd, info))
goto fail;
plat->hrc = gl_init_context(plat->swap.wi->hdc);
if (!plat->hrc)
goto fail;
if (GLEW_ARB_seamless_cube_map) {
glEnable(GL_TEXTURE_CUBE_MAP_SEAMLESS);
gl_success("GL_TEXTURE_CUBE_MAP_SEAMLESS");
}
#ifdef _DEBUG
if (GLEW_AMD_debug_output) {
glDebugMessageEnableAMD(0, 0, 0, NULL, true);
glDebugMessageCallbackAMD(gl_debug_message_amd, device);
gl_success("glDebugMessageCallback");
}
#endif
return plat;
fail:
blog(LOG_ERROR, "gl_platform_create failed");
gl_platform_destroy(plat);
gl_dummy_context_free(&dummy);
return NULL;
}
struct gl_platform *gl_platform_create(gs_device_t *device, uint32_t adapter)
{
struct gl_platform *plat = bzalloc(sizeof(struct gl_platform));
struct dummy_context dummy;
struct gs_init_data info = {0};
int pixel_format;
PIXELFORMATDESCRIPTOR pfd;
memset(&dummy, 0, sizeof(struct dummy_context));
init_dummy_swap_info(&info);
if (!gl_dummy_context_init(&dummy))
goto fail;
if (!gl_init_extensions(dummy.hdc))
goto fail;
if (!register_dummy_class())
return false;
if (!create_dummy_window(plat))
return false;
/* you have to have a dummy context open before you can actually
* use wglChoosePixelFormatARB */
if (!gl_getpixelformat(dummy.hdc, &info, &pixel_format, &pfd))
goto fail;
gl_dummy_context_free(&dummy);
if (!init_default_swap(plat, device, pixel_format, &pfd))
goto fail;
plat->hrc = gl_init_context(plat->window.hdc);
if (!plat->hrc)
goto fail;
if (!gladLoadGL()) {
blog(LOG_ERROR, "Failed to initialize OpenGL entry functions.");
goto fail;
}
UNUSED_PARAMETER(adapter);
return plat;
fail:
blog(LOG_ERROR, "gl_platform_create failed");
gl_platform_destroy(plat);
gl_dummy_context_free(&dummy);
return NULL;
}
struct gl_platform *gl_platform_create(device_t device,
struct gs_init_data *info)
{
struct gl_platform *plat = bmalloc(sizeof(struct gl_platform));
struct dummy_context dummy;
int pixel_format;
PIXELFORMATDESCRIPTOR pfd;
memset(plat, 0, sizeof(struct gl_platform));
memset(&dummy, 0, sizeof(struct dummy_context));
if (!gl_dummy_context_init(&dummy))
goto fail;
if (!gl_init_extensions(dummy.hdc))
goto fail;
/* you have to have a dummy context open before you can actually
* use wglChoosePixelFormatARB */
if (!gl_getpixelformat(dummy.hdc, info, &pixel_format, &pfd))
goto fail;
gl_dummy_context_free(&dummy);
if (!init_default_swap(plat, device, pixel_format, &pfd, info))
goto fail;
plat->hrc = gl_init_context(plat->swap.wi->hdc);
if (!plat->hrc)
goto fail;
if (!ogl_LoadFunctions()) {
blog(LOG_ERROR, "Failed to initialize OpenGL entry functions.");
goto fail;
}
return plat;
fail:
blog(LOG_ERROR, "gl_platform_create failed");
gl_platform_destroy(plat);
gl_dummy_context_free(&dummy);
return NULL;
}
int device_create(gs_device_t *p_device, struct gs_init_data *info)
{
struct gs_device *device = bzalloc(sizeof(struct gs_device));
int errorcode = GS_ERROR_FAIL;
device->plat = gl_platform_create(device, info);
if (!device->plat)
goto fail;
if (!gl_init_extensions(device)) {
errorcode = GS_ERROR_NOT_SUPPORTED;
goto fail;
}
gl_enable(GL_CULL_FACE);
glGenProgramPipelines(1, &device->pipeline);
if (!gl_success("glGenProgramPipelines"))
goto fail;
glBindProgramPipeline(device->pipeline);
if (!gl_success("glBindProgramPipeline"))
goto fail;
device_leave_context(device);
device->cur_swap = gl_platform_getswap(device->plat);
*p_device = device;
return GS_SUCCESS;
fail:
blog(LOG_ERROR, "device_create (GL) failed");
bfree(device);
*p_device = NULL;
return errorcode;
}
