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fix compilation of "somedensematrix.llt().matrixL().transpose()" (missing constness on the return types)

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This commit is contained in:
Gael Guennebaud 2012-04-10 15:40:36 +02:00
parent 311c5b87a3
commit b0cf95619e
4 changed files with 19 additions and 9 deletions
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8
Eigen/src/Cholesky/LDLT.h
View File

@ -419,16 +419,16 @@ template<> struct ldlt_inplace<Upper>
template<typename MatrixType> struct LDLT_Traits<MatrixType,Lower>
{
typedef TriangularView<const MatrixType, UnitLower> MatrixL;
typedef TriangularView<const typename MatrixType::AdjointReturnType, UnitUpper> MatrixU;
typedef const TriangularView<const MatrixType, UnitLower> MatrixL;
typedef const TriangularView<const typename MatrixType::AdjointReturnType, UnitUpper> MatrixU;
static inline MatrixL getL(const MatrixType& m) { return m; }
static inline MatrixU getU(const MatrixType& m) { return m.adjoint(); }
};
template<typename MatrixType> struct LDLT_Traits<MatrixType,Upper>
{
typedef TriangularView<const typename MatrixType::AdjointReturnType, UnitLower> MatrixL;
typedef TriangularView<const MatrixType, UnitUpper> MatrixU;
typedef const TriangularView<const typename MatrixType::AdjointReturnType, UnitLower> MatrixL;
typedef const TriangularView<const MatrixType, UnitUpper> MatrixU;
static inline MatrixL getL(const MatrixType& m) { return m.adjoint(); }
static inline MatrixU getU(const MatrixType& m) { return m; }
};

8
Eigen/src/Cholesky/LLT.h
View File

@ -365,8 +365,8 @@ template<typename Scalar> struct llt_inplace<Scalar, Upper>
template<typename MatrixType> struct LLT_Traits<MatrixType,Lower>
{
typedef TriangularView<const MatrixType, Lower> MatrixL;
typedef TriangularView<const typename MatrixType::AdjointReturnType, Upper> MatrixU;
typedef const TriangularView<const MatrixType, Lower> MatrixL;
typedef const TriangularView<const typename MatrixType::AdjointReturnType, Upper> MatrixU;
static inline MatrixL getL(const MatrixType& m) { return m; }
static inline MatrixU getU(const MatrixType& m) { return m.adjoint(); }
static bool inplace_decomposition(MatrixType& m)
@ -375,8 +375,8 @@ template<typename MatrixType> struct LLT_Traits<MatrixType,Lower>
template<typename MatrixType> struct LLT_Traits<MatrixType,Upper>
{
typedef TriangularView<const typename MatrixType::AdjointReturnType, Lower> MatrixL;
typedef TriangularView<const MatrixType, Upper> MatrixU;
typedef const TriangularView<const typename MatrixType::AdjointReturnType, Lower> MatrixL;
typedef const TriangularView<const MatrixType, Upper> MatrixU;
static inline MatrixL getL(const MatrixType& m) { return m.adjoint(); }
static inline MatrixU getU(const MatrixType& m) { return m; }
static bool inplace_decomposition(MatrixType& m)

2
Eigen/src/Cholesky/LLT_MKL.h
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@ -71,7 +71,7 @@ template<> struct llt_inplace<EIGTYPE, Lower> \
} \
template<typename MatrixType, typename VectorType> \
static typename MatrixType::Index rankUpdate(MatrixType& mat, const VectorType& vec, const typename MatrixType::RealScalar& sigma) \
{ return llt_rank_update_lower(mat, vec, sigma); } \
{ return Eigen::internal::llt_rank_update_lower(mat, vec, sigma); } \
}; \
template<> struct llt_inplace<EIGTYPE, Upper> \
{ \

10
test/cholesky.cpp
View File

@ -124,6 +124,11 @@ template<typename MatrixType> void cholesky(const MatrixType& m)
MatrixType neg = -symmLo;
chollo.compute(neg);
VERIFY(chollo.info()==NumericalIssue);
VERIFY_IS_APPROX(MatrixType(chollo.matrixL().transpose().conjugate()), MatrixType(chollo.matrixU()));
VERIFY_IS_APPROX(MatrixType(chollo.matrixU().transpose().conjugate()), MatrixType(chollo.matrixL()));
VERIFY_IS_APPROX(MatrixType(cholup.matrixL().transpose().conjugate()), MatrixType(cholup.matrixU()));
VERIFY_IS_APPROX(MatrixType(cholup.matrixU().transpose().conjugate()), MatrixType(cholup.matrixL()));
}
// LDLT
@ -152,6 +157,11 @@ template<typename MatrixType> void cholesky(const MatrixType& m)
matX = ldltup.solve(matB);
VERIFY_IS_APPROX(symm * matX, matB);
VERIFY_IS_APPROX(MatrixType(ldltlo.matrixL().transpose().conjugate()), MatrixType(ldltlo.matrixU()));
VERIFY_IS_APPROX(MatrixType(ldltlo.matrixU().transpose().conjugate()), MatrixType(ldltlo.matrixL()));
VERIFY_IS_APPROX(MatrixType(ldltup.matrixL().transpose().conjugate()), MatrixType(ldltup.matrixU()));
VERIFY_IS_APPROX(MatrixType(ldltup.matrixU().transpose().conjugate()), MatrixType(ldltup.matrixL()));
if(MatrixType::RowsAtCompileTime==Dynamic)
{
// note : each inplace permutation requires a small temporary vector (mask)