Method clear

source/external/tinyobj/tiny_obj_loader.h:752–756

  std::vector<__points_t> pointsGroup;

  void clear() {
    faceGroup.clear();
    lineGroup.clear();
    pointsGroup.clear();
  }

  bool IsEmpty() const {
    return faceGroup.empty() && lineGroup.empty() && pointsGroup.empty();