diff options
Diffstat (limited to 'Eigen/src/Core/Fuzzy.h')
| -rw-r--r-- | Eigen/src/Core/Fuzzy.h | 33 |
1 files changed, 18 insertions, 15 deletions
diff --git a/Eigen/src/Core/Fuzzy.h b/Eigen/src/Core/Fuzzy.h index e10446398..dfa042377 100644 --- a/Eigen/src/Core/Fuzzy.h +++ b/Eigen/src/Core/Fuzzy.h @@ -47,14 +47,17 @@ */ template<typename Derived> template<typename OtherDerived> -bool MatrixBase<Derived>::isApprox( - const MatrixBase<OtherDerived>& other, +bool DenseBase<Derived>::isApprox( + const DenseBase<OtherDerived>& other, RealScalar prec ) const { const typename ei_nested<Derived,2>::type nested(derived()); const typename ei_nested<OtherDerived,2>::type otherNested(other.derived()); - return (nested - otherNested).cwise().abs2().sum() <= prec * prec * std::min(nested.cwise().abs2().sum(), otherNested.cwise().abs2().sum()); +// std::cerr << typeid(Derived).name() << " => " << typeid(typename ei_nested<Derived,2>::type).name() << "\n"; +// std::cerr << typeid(OtherDerived).name() << " => " << typeid(typename ei_nested<OtherDerived,2>::type).name() << "\n"; +// return false; + return (nested - otherNested).cwiseAbs2().sum() <= prec * prec * std::min(nested.cwiseAbs2().sum(), otherNested.cwiseAbs2().sum()); } /** \returns \c true if the norm of \c *this is much smaller than \a other, @@ -68,15 +71,15 @@ bool MatrixBase<Derived>::isApprox( * the value of the reference scalar \a other should come from the Hilbert-Schmidt norm * of a reference matrix of same dimensions. * - * \sa isApprox(), isMuchSmallerThan(const MatrixBase<OtherDerived>&, RealScalar) const + * \sa isApprox(), isMuchSmallerThan(const DenseBase<OtherDerived>&, RealScalar) const */ template<typename Derived> -bool MatrixBase<Derived>::isMuchSmallerThan( +bool DenseBase<Derived>::isMuchSmallerThan( const typename NumTraits<Scalar>::Real& other, RealScalar prec ) const { - return cwise().abs2().sum() <= prec * prec * other * other; + return derived().cwiseAbs2().sum() <= prec * prec * other * other; } /** \returns \c true if the norm of \c *this is much smaller than the norm of \a other, @@ -91,12 +94,12 @@ bool MatrixBase<Derived>::isMuchSmallerThan( */ template<typename Derived> template<typename OtherDerived> -bool MatrixBase<Derived>::isMuchSmallerThan( - const MatrixBase<OtherDerived>& other, +bool DenseBase<Derived>::isMuchSmallerThan( + const DenseBase<OtherDerived>& other, RealScalar prec ) const { - return this->cwise().abs2().sum() <= prec * prec * other.cwise().abs2().sum(); + return derived().cwiseAbs2().sum() <= prec * prec * other.derived().cwiseAbs2().sum(); } #else @@ -122,8 +125,8 @@ struct ei_fuzzy_selector; */ template<typename Derived> template<typename OtherDerived> -bool MatrixBase<Derived>::isApprox( - const MatrixBase<OtherDerived>& other, +bool DenseBase<Derived>::isApprox( + const DenseBase<OtherDerived>& other, RealScalar prec ) const { @@ -138,10 +141,10 @@ bool MatrixBase<Derived>::isApprox( * \f[ \Vert v \Vert \leqslant p\,\vert x\vert. \f] * For matrices, the comparison is done on all columns. * - * \sa isApprox(), isMuchSmallerThan(const MatrixBase<OtherDerived>&, RealScalar) const + * \sa isApprox(), isMuchSmallerThan(const DenseBase<OtherDerived>&, RealScalar) const */ template<typename Derived> -bool MatrixBase<Derived>::isMuchSmallerThan( +bool DenseBase<Derived>::isMuchSmallerThan( const typename NumTraits<Scalar>::Real& other, RealScalar prec ) const @@ -161,8 +164,8 @@ bool MatrixBase<Derived>::isMuchSmallerThan( */ template<typename Derived> template<typename OtherDerived> -bool MatrixBase<Derived>::isMuchSmallerThan( - const MatrixBase<OtherDerived>& other, +bool DenseBase<Derived>::isMuchSmallerThan( + const DenseBase<OtherDerived>& other, RealScalar prec ) const { |