Method getNormal

common/map_sdk/map_import/src/OpenDriveStruct.cpp:588–597

}

void ODGeometry::getNormal(std::vector<std::pair<double, double>>& normals) const {
  if (length() < 1e-6) {
    return;
  }
  getTangent(normals);
  for (auto& _np : normals) {
    std::swap(_np.first, _np.second);
    _np.second *= -1;
  }
}

void ODGeometry::getNormal(double s, double& x, double& y) const {
  double alpha = getHeading(s) + pi * 0.5;