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 support for sparse * dense and dense * sparse matrix/vector products

Browse Source
This commit is contained in:
Gael Guennebaud
2009-01-14 17:41:55 +00:00
parent c4c70669d1
commit 0b606dcccd
8 changed files with 140 additions and 42 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
Eigen/src/Core/MatrixBase.h
View File

@@ -250,10 +250,6 @@ template<typename Derived> class MatrixBase
Derived& lazyAssign(const Flagged<OtherDerived, 0, EvalBeforeNestingBit | EvalBeforeAssigningBit>& other)
{ return lazyAssign(other._expression()); }
/** Overloaded for sparse product evaluation */
/*template<typename Derived1, typename Derived2>
Derived& lazyAssign(const Product<Derived1,Derived2,SparseProduct>& product);*/
CommaInitializer<Derived> operator<< (const Scalar& s);
template<typename OtherDerived>
@@ -615,6 +611,15 @@ template<typename Derived> class MatrixBase
PlainMatrixType unitOrthogonal(void) const;
Matrix<Scalar,3,1> eulerAngles(int a0, int a1, int a2) const;
/////////// Sparse module ///////////
// dense = spasre * dense
template<typename Derived1, typename Derived2>
Derived& lazyAssign(const SparseProduct<Derived1,Derived2,SparseTimeDenseProduct>& product);
// dense = dense * spasre
template<typename Derived1, typename Derived2>
Derived& lazyAssign(const SparseProduct<Derived1,Derived2,DenseTimeSparseProduct>& product);
#ifdef EIGEN_MATRIXBASE_PLUGIN
#include EIGEN_MATRIXBASE_PLUGIN
#endif

2
Eigen/src/Core/util/Constants.h
View File

@@ -201,7 +201,7 @@ enum { ForceAligned, AsRequested };
enum { ConditionalJumpCost = 5 };
enum CornerType { TopLeft, TopRight, BottomLeft, BottomRight };
enum DirectionType { Vertical, Horizontal };
enum ProductEvaluationMode { NormalProduct, CacheFriendlyProduct, DiagonalProduct };
enum ProductEvaluationMode { NormalProduct, CacheFriendlyProduct, DiagonalProduct, SparseTimeSparseProduct, SparseTimeDenseProduct, DenseTimeSparseProduct };
enum {
/** \internal Equivalent to a slice vectorization for fixed-size matrices having good alignment

3
Eigen/src/Core/util/ForwardDeclarations.h
View File

@@ -122,4 +122,7 @@ template <typename _Scalar, int _AmbientDim> class Hyperplane;
template<typename Scalar,int Dim> class Translation;
template<typename Scalar,int Dim> class Scaling;
// Sparse module:
template<typename Lhs, typename Rhs, int ProductMode> class SparseProduct;
#endif // EIGEN_FORWARDDECLARATIONS_H