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Diffstat (limited to 'test/MovableScalar.h')
| -rw-r--r-- | test/MovableScalar.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/test/MovableScalar.h b/test/MovableScalar.h new file mode 100644 index 000000000..6a90d037a --- /dev/null +++ b/test/MovableScalar.h @@ -0,0 +1,35 @@ +// 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/. + +#ifndef EIGEN_MISC_MOVABLE_SCALAR_H +#define EIGEN_MISC_MOVABLE_SCALAR_H + +#include <vector> + +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> {}; +} + +#endif + |