Function getBackendCount

src/api/cpp/device.cpp:22–26

void setBackend(const Backend bknd) { AF_THROW(af_set_backend(bknd)); }

unsigned getBackendCount() {
    unsigned temp = 1;
    AF_THROW(af_get_backend_count(&temp));
    return temp;
}

int getAvailableBackends() {
    int result = 0;