devtools/eigen
1
0
Fork 0
mirror of https://gitlab.com/libeigen/eigen.git synced 2026-04-10 11:34:33 +08:00
Code Issues Packages Projects Releases Wiki Activity

add mixed sparse-dense outer product

Browse Source
This commit is contained in:
Gael Guennebaud
2010-06-25 11:36:38 +02:00
parent 1927b4dff5
commit e313826890
4 changed files with 129 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
Eigen/src/Sparse/SparseMatrixBase.h
View File

@@ -362,15 +362,15 @@ template<typename Derived> class SparseMatrixBase : public EigenBase<Derived>
operator*(const DiagonalBase<OtherDerived> &lhs, const SparseMatrixBase& rhs)
{ return SparseDiagonalProduct<OtherDerived,Derived>(lhs.derived(), rhs.derived()); }
// dense * sparse (return a dense object)
/** dense * sparse (return a dense object unless it is an outer product) */
template<typename OtherDerived> friend
const DenseTimeSparseProduct<OtherDerived,Derived>
const typename DenseSparseProductReturnType<OtherDerived,Derived>::Type
operator*(const MatrixBase<OtherDerived>& lhs, const Derived& rhs)
{ return DenseTimeSparseProduct<OtherDerived,Derived>(lhs.derived(),rhs); }
{ return typename DenseSparseProductReturnType<OtherDerived,Derived>::Type(lhs.derived(),rhs); }
// sparse * dense (returns a dense object)
/** sparse * dense (returns a dense object unless it is an outer product) */
template<typename OtherDerived>
const SparseTimeDenseProduct<Derived,OtherDerived>
const typename SparseDenseProductReturnType<Derived,OtherDerived>::Type
operator*(const MatrixBase<OtherDerived> &other) const;
template<typename OtherDerived>