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Sparse module: add experimental support for TAUCS and CHOLMOD with:

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* bidirectionnal mapping
 * full cholesky factorization
This commit is contained in:
Gael Guennebaud
2008-10-05 13:38:38 +00:00
parent a930dfb229
commit b730c6f57d
6 changed files with 312 additions and 18 deletions
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23
Eigen/src/Sparse/SparseMatrix.h
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@@ -80,6 +80,15 @@ class SparseMatrix
inline int outerSize() const { return m_outerSize; }
inline int innerNonZeros(int j) const { return m_outerIndex[j+1]-m_outerIndex[j]; }
inline const Scalar* _valuePtr() const { return &m_data.value(0); }
inline Scalar* _valuePtr() { return &m_data.value(0); }
inline const int* _innerIndexPtr() const { return &m_data.index(0); }
inline int* _innerIndexPtr() { return &m_data.index(0); }
inline const int* _outerIndexPtr() const { return m_outerIndex; }
inline int* _outerIndexPtr() { return m_outerIndex; }
inline Scalar coeff(int row, int col) const
{
const int outer = RowMajor ? row : col;
@@ -180,6 +189,10 @@ class SparseMatrix
}
}
inline SparseMatrix()
: m_outerSize(0), m_innerSize(0), m_outerIndex(0)
{}
inline SparseMatrix(int rows, int cols)
: m_outerSize(0), m_innerSize(0), m_outerIndex(0)
{
@@ -248,6 +261,16 @@ class SparseMatrix
return s;
}
#ifdef EIGEN_TAUCS_SUPPORT
static SparseMatrix Map(taucs_ccs_matrix& taucsMatrix);
taucs_ccs_matrix asTaucsMatrix();
#endif
#ifdef EIGEN_CHOLMOD_SUPPORT
static SparseMatrix Map(cholmod_sparse& cholmodMatrix);
cholmod_sparse asCholmodMatrix();
#endif
/** Destructor */
inline ~SparseMatrix()
{