| // This file is part of Eigen, a lightweight C++ template library | |
| // for linear algebra. | |
| // | |
| // Copyright (C) 2020 Sebastien Boisvert <seb@boisvert.info> | |
| // | |
| // 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/. | |
| namespace Eigen | |
| { | |
| template <typename Scalar, typename Base = std::vector<Scalar>> | |
| struct MovableScalar : public Base | |
| { | |
| MovableScalar() = default; | |
| ~MovableScalar() = default; | |
| MovableScalar(const MovableScalar&) = default; | |
| MovableScalar(MovableScalar&& other) = default; | |
| MovableScalar& operator=(const MovableScalar&) = default; | |
| MovableScalar& operator=(MovableScalar&& other) = default; | |
| MovableScalar(Scalar scalar) : Base(100, scalar) {} | |
| operator Scalar() const { return this->size() > 0 ? this->back() : Scalar(); } | |
| }; | |
| template<> struct NumTraits<MovableScalar<float>> : GenericNumTraits<float> {}; | |
| } | |