Function CRSToMatrix

src/VectorMath.cpp:55–74

  }

  void CRSToMatrix(const ceres::CRSMatrix &CRSMat, Matrix &Mat)
  {
    /** construct empty matrix */
    Mat.resize(CRSMat.num_rows, CRSMat.num_cols);
    Mat.setZero();

    /** fill with sparse matrix */
    for (int Row = 0; Row < CRSMat.num_rows; Row++)
    {
      int Start = CRSMat.rows[Row];
      int End = CRSMat.rows[Row + 1];

      for (int n = Start; n < End; n++)
      {
        int Col = CRSMat.cols[n];

        Mat(Row, Col) = CRSMat.values[n];
      }
    }
  }
}