COLAMDOrdering< Index > Class Template Reference

Detailed Description

template<typename Index>
class Eigen::COLAMDOrdering< Index >

Functor computing the column approximate minimum degree ordering The matrix should be in column-major and compressed format (see SparseMatrix::makeCompressed()).

Public Member Functions
template<typename MatrixType >
void	operator() (const MatrixType &mat, PermutationType &perm)

Member Function Documentation

void operator() ( const MatrixType &  mat, PermutationType &  perm  )

inline

Compute the permutation vector perm form the sparse matrix mat

Warning

The input sparse matrix mat must be in compressed mode (see SparseMatrix::makeCompressed()).

References Eigen::internal::colamd_recommended(), PlainObjectBase< Derived >::data(), PermutationMatrix< SizeAtCompileTime, MaxSizeAtCompileTime, IndexType >::indices(), and PermutationBase< Derived >::resize().

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The documentation for this class was generated from the following file:

• Ordering.h