Eigen::SluMatrixMapHelper< SparseMatrixBase< Derived > > Struct Template Reference

#include <SuperLUSupport.h>

Public Types
typedef Derived	MatrixType

Static Public Member Functions
static void	run (MatrixType &mat, SluMatrix &res)

Member Typedef Documentation

MatrixType

template<typename Derived >

typedef Derived Eigen::SluMatrixMapHelper< SparseMatrixBase< Derived > >::MatrixType

Member Function Documentation

run()

template<typename Derived >

static void Eigen::SluMatrixMapHelper< SparseMatrixBase< Derived > >::run ( MatrixType &  mat, SluMatrix &  res  )

inlinestatic

                                                   {
    if ((MatrixType::Flags & RowMajorBit) == RowMajorBit) {
      res.setStorageType(SLU_NR);
      res.nrow = mat.cols();
      res.ncol = mat.rows();
    } else {
      res.setStorageType(SLU_NC);
      res.nrow = mat.rows();
      res.ncol = mat.cols();
    }
 
    res.Mtype = SLU_GE;
 
    res.storage.nnz = mat.nonZeros();
    res.storage.values = mat.valuePtr();
    res.storage.innerInd = mat.innerIndexPtr();
    res.storage.outerInd = mat.outerIndexPtr();
 
    res.setScalarType<typename MatrixType::Scalar>();
 
    // FIXME the following is not very accurate
    if (MatrixType::Flags & Upper) res.Mtype = SLU_TRU;
    if (MatrixType::Flags & Lower) res.Mtype = SLU_TRL;
 
    eigen_assert(((MatrixType::Flags & SelfAdjoint) == 0) && "SelfAdjoint matrix shape not supported by SuperLU");
  }

References Eigen::SparseMatrix< Scalar_, Options_, StorageIndex_ >::cols(), eigen_assert, Eigen::SparseMatrix< Scalar_, Options_, StorageIndex_ >::innerIndexPtr(), Eigen::Lower, Eigen::SparseMatrix< Scalar_, Options_, StorageIndex_ >::nonZeros(), Eigen::SparseMatrix< Scalar_, Options_, StorageIndex_ >::outerIndexPtr(), res, Eigen::RowMajorBit, Eigen::SparseMatrix< Scalar_, Options_, StorageIndex_ >::rows(), Eigen::SelfAdjoint, SLU_GE, SLU_NC, SLU_NR, SLU_TRL, SLU_TRU, Eigen::Upper, and Eigen::SparseMatrix< Scalar_, Options_, StorageIndex_ >::valuePtr().

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

• SuperLUSupport.h