Function IsGPU

src/pycolmap/utils.h:7–17

enum class Device { AUTO = -1, CPU = 0, CUDA = 1 };

inline bool IsGPU(Device device) {
  if (device == Device::AUTO) {
#ifdef COLMAP_CUDA_ENABLED
    return true;
#else
    return false;
#endif
  } else {
    return static_cast<bool>(device);
  }
}

typedef Eigen::Matrix<bool, Eigen::Dynamic, 1> PyInlierMask;