ground/gcs/src/libs/eigen/doc/snippets/MatrixBase_marked.cpp

   1 #ifndef _MSC_VER
   2   #warning deprecated
   3 #endif
   4 /*
   5 Matrix3d m = Matrix3d::Zero();
   6 m.part<Eigen::UpperTriangular>().setOnes();
   7 cout << "Here is the matrix m:" << endl << m << endl;
   8 Matrix3d n = Matrix3d::Ones();
   9 n.part<Eigen::LowerTriangular>() *= 2;
  10 cout << "Here is the matrix n:" << endl << n << endl;
  11 cout << "And now here is m.inverse()*n, taking advantage of the fact that"
  12         " m is upper-triangular:" << endl
  13      << m.marked<Eigen::UpperTriangular>().solveTriangular(n);
  14 */