| // This file is part of Eigen, a lightweight C++ template library |
| // for linear algebra. |
| // |
| // Copyright (C) 2008-2014 Gael Guennebaud <gael.guennebaud@inria.fr> |
| // |
| // This Source Code Form is subject to the terms of the Mozilla |
| // Public License v. 2.0. If a copy of the MPL was not distributed |
| // with this file, You can obtain one at http://mozilla.org/MPL/2.0/. |
| |
| #ifndef EIGEN_SPARSE_FUZZY_H |
| #define EIGEN_SPARSE_FUZZY_H |
| |
| namespace Eigen { |
| |
| template<typename Derived> |
| template<typename OtherDerived> |
| bool SparseMatrixBase<Derived>::isApprox(const SparseMatrixBase<OtherDerived>& other, const RealScalar &prec) const |
| { |
| const typename internal::nested_eval<Derived,2,PlainObject>::type actualA(derived()); |
| typename internal::conditional<bool(IsRowMajor)==bool(OtherDerived::IsRowMajor), |
| const typename internal::nested_eval<OtherDerived,2,PlainObject>::type, |
| const PlainObject>::type actualB(other.derived()); |
| |
| return (actualA - actualB).squaredNorm() <= prec * prec * numext::mini(actualA.squaredNorm(), actualB.squaredNorm()); |
| } |
| |
| } // end namespace Eigen |
| |
| #endif // EIGEN_SPARSE_FUZZY_H |
