// Returns (hopefully) the discrete GPU in devices. If none are found, then the
// first GPU is returned.
cl::Device &OpenclImageProcessor::GetBestDevice() {
if (devices_.size() == 0)
throw std::out_of_range("No devices in devices vector.");
// look for nvidia, amd, or ati. This may yield a false positive for
// integrated amd GPUs, but it's better than the current solution.
std::regex valid_device("(NVIDIA|AMD|ATI)", std::regex_constants::icase);
for (auto &d : devices_) {
if (std::regex_search(d.getInfo<CL_DEVICE_VENDOR>(), valid_device))
return d;
}
return devices_[0];
}
userport_device_list_t *userport_device_register(userport_device_t *device)
{
userport_device_list_t *current = &userport_head;
userport_device_list_t *retval = NULL;
if (valid_device(device)) {
retval = lib_malloc(sizeof(userport_device_list_t));
while (current->next != NULL) {
current = current->next;
}
current->next = retval;
retval->previous = current;
retval->device = device;
retval->next = NULL;
retval->device->order = order++;
}
return retval;
}
