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fix #69 and extend unit tests or triangular solvers

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Gael Guennebaud
2009-12-23 11:48:53 +01:00
parent 5adfe934c8
commit d65c8cb60a
3 changed files with 31 additions and 13 deletions
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20
Eigen/src/Core/SolveTriangular.h
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@@ -31,7 +31,7 @@ template<typename Lhs, typename Rhs,
int Unrolling = Rhs::IsVectorAtCompileTime && Rhs::SizeAtCompileTime <= 8 // FIXME
? CompleteUnrolling : NoUnrolling,
int StorageOrder = (int(Lhs::Flags) & RowMajorBit) ? RowMajor : ColMajor,
int RhsCols = Rhs::ColsAtCompileTime
int RhsVectors = Rhs::IsVectorAtCompileTime ? 1 : Dynamic
>
struct ei_triangular_solver_selector;
@@ -143,18 +143,30 @@ struct ei_triangular_solver_selector<Lhs,Rhs,OnTheLeft,Mode,NoUnrolling,ColMajor
}
};
// transpose OnTheRight cases for vectors
template<typename Lhs, typename Rhs, int Mode, int Unrolling, int StorageOrder>
struct ei_triangular_solver_selector<Lhs,Rhs,OnTheRight,Mode,Unrolling,StorageOrder,1>
{
static void run(const Lhs& lhs, Rhs& rhs)
{
Transpose<Rhs> rhsTr(rhs);
Transpose<Lhs> lhsTr(lhs);
ei_triangular_solver_selector<Transpose<Lhs>,Transpose<Rhs>,OnTheLeft,TriangularView<Lhs,Mode>::TransposeMode>::run(lhsTr,rhsTr);
}
};
template <typename Scalar, int Side, int Mode, bool Conjugate, int TriStorageOrder, int OtherStorageOrder>
struct ei_triangular_solve_matrix;
// the rhs is a matrix
template<typename Lhs, typename Rhs, int Side, int Mode, int StorageOrder, int RhsCols>
struct ei_triangular_solver_selector<Lhs,Rhs,Side,Mode,NoUnrolling,StorageOrder,RhsCols>
template<typename Lhs, typename Rhs, int Side, int Mode, int StorageOrder>
struct ei_triangular_solver_selector<Lhs,Rhs,Side,Mode,NoUnrolling,StorageOrder,Dynamic>
{
typedef typename Rhs::Scalar Scalar;
typedef ei_blas_traits<Lhs> LhsProductTraits;
typedef typename LhsProductTraits::DirectLinearAccessType ActualLhsType;
static void run(const Lhs& lhs, Rhs& rhs)
{
{std::cerr << "mat\n";
const ActualLhsType actualLhs = LhsProductTraits::extract(lhs);
ei_triangular_solve_matrix<Scalar,Side,Mode,LhsProductTraits::NeedToConjugate,StorageOrder,
(Rhs::Flags&RowMajorBit) ? RowMajor : ColMajor>