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Sparse module:

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* add a MappedSparseMatrix class (like Eigen::Map but for sparse
  matrices)
* rename SparseArray to CompressedStorage
This commit is contained in:
Gael Guennebaud
2009-01-15 12:52:59 +00:00
parent 4f33fbfc07
commit 96e1e582ff
10 changed files with 285 additions and 90 deletions
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21
Eigen/src/Sparse/CholmodSupport.h
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@@ -55,7 +55,7 @@ void ei_cholmod_configure_matrix(CholmodType& mat)
}
template<typename Scalar, int Flags>
cholmod_sparse SparseMatrix<Scalar,Flags>::asCholmodMatrix()
cholmod_sparse SparseMatrixBase<Scalar,Flags>::asCholmodMatrix()
{
cholmod_sparse res;
res.nzmax = nonZeros();
@@ -108,19 +108,14 @@ cholmod_dense ei_cholmod_map_eigen_to_dense(MatrixBase<Derived>& mat)
}
template<typename Scalar, int Flags>
SparseMatrix<Scalar,Flags> SparseMatrix<Scalar,Flags>::Map(cholmod_sparse& cm)
MappedSparseMatrix<Scalar,Flags>::MappedSparseMatrix(taucs_ccs_matrix& taucsMat)
{
SparseMatrix res;
res.m_innerSize = cm.nrow;
res.m_outerSize = cm.ncol;
res.m_outerIndex = reinterpret_cast<int*>(cm.p);
SparseArray<Scalar> data = SparseArray<Scalar>::Map(
reinterpret_cast<int*>(cm.i),
reinterpret_cast<Scalar*>(cm.x),
res.m_outerIndex[cm.ncol]);
res.m_data.swap(data);
res.markAsRValue();
return res;
m_innerSize = cm.nrow;
m_outerSize = cm.ncol;
m_outerIndex = reinterpret_cast<int*>(cm.p);
m_innerIndices = reinterpret_cast<int*>(cm.i);
m_values = reinterpret_cast<Scalar*>(cm.x);
m_nnz = res.m_outerIndex[cm.ncol]);
}
template<typename MatrixType>