void device_entercontext(device_t device)
{
HDC hdc = device->plat->swap.wi->hdc;
if (device->cur_swap)
hdc = device->cur_swap->wi->hdc;
if (!wgl_make_current(hdc, device->plat->hrc))
blog(LOG_ERROR, "device_load_swapchain (GL) failed");
}
static inline HGLRC gl_init_basic_context(HDC hdc)
{
HGLRC hglrc = wglCreateContext(hdc);
if (!hglrc) {
blog(LOG_ERROR, "wglCreateContext failed, %u", GetLastError());
return NULL;
}
if (!wgl_make_current(hdc, hglrc)) {
wglDeleteContext(hglrc);
return NULL;
}
return hglrc;
}
void device_load_swapchain(gs_device_t *device, gs_swapchain_t *swap)
{
HDC hdc = device->plat->window.hdc;
if (device->cur_swap == swap)
return;
device->cur_swap = swap;
if (swap)
hdc = swap->wi->hdc;
if (hdc) {
if (!wgl_make_current(hdc, device->plat->hrc))
blog(LOG_ERROR, "device_load_swapchain (GL) failed");
}
}
void device_load_swapchain(device_t device, swapchain_t swap)
{
HDC hdc;
if (!swap)
swap = &device->plat->swap;
if (device->cur_swap == swap)
return;
device->cur_swap = swap;
if (swap)
hdc = swap->wi->hdc;
if (!wgl_make_current(hdc, device->plat->hrc))
blog(LOG_ERROR, "device_load_swapchain (GL) failed");
}
static inline HGLRC gl_init_context(HDC hdc)
{
#ifdef _DEBUG
if (wgl_ext_ARB_create_context) {
HGLRC hglrc = wglCreateContextAttribsARB(hdc, 0, attribs);
if (!hglrc) {
blog(LOG_ERROR, "wglCreateContextAttribsARB failed, %u",
GetLastError());
return NULL;
}
if (!wgl_make_current(hdc, hglrc)) {
wglDeleteContext(hglrc);
return NULL;
}
return hglrc;
}
#endif
return gl_init_basic_context(hdc);
}