| // This file is part of Eigen, a lightweight C++ template library |
| // for linear algebra. Eigen itself is part of the KDE project. |
| // |
| // Copyright (C) 2008 Gael Guennebaud <g.gael@free.fr> |
| // Copyright (C) 2008 Benoit Jacob <jacob.benoit.1@gmail.com> |
| // |
| // 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/. |
| |
| #include "main.h" |
| #include <Eigen/Geometry> |
| #include <Eigen/LU> |
| #include <Eigen/QR> |
| |
| template<typename LineType> void parametrizedline(const LineType& _line) |
| { |
| /* this test covers the following files: |
| ParametrizedLine.h |
| */ |
| |
| const int dim = _line.dim(); |
| typedef typename LineType::Scalar Scalar; |
| typedef typename NumTraits<Scalar>::Real RealScalar; |
| typedef Matrix<Scalar, LineType::AmbientDimAtCompileTime, 1> VectorType; |
| typedef Matrix<Scalar, LineType::AmbientDimAtCompileTime, |
| LineType::AmbientDimAtCompileTime> MatrixType; |
| |
| VectorType p0 = VectorType::Random(dim); |
| VectorType p1 = VectorType::Random(dim); |
| |
| VectorType d0 = VectorType::Random(dim).normalized(); |
| |
| LineType l0(p0, d0); |
| |
| Scalar s0 = ei_random<Scalar>(); |
| Scalar s1 = ei_abs(ei_random<Scalar>()); |
| |
| VERIFY_IS_MUCH_SMALLER_THAN( l0.distance(p0), RealScalar(1) ); |
| VERIFY_IS_MUCH_SMALLER_THAN( l0.distance(p0+s0*d0), RealScalar(1) ); |
| VERIFY_IS_APPROX( (l0.projection(p1)-p1).norm(), l0.distance(p1) ); |
| VERIFY_IS_MUCH_SMALLER_THAN( l0.distance(l0.projection(p1)), RealScalar(1) ); |
| VERIFY_IS_APPROX( Scalar(l0.distance((p0+s0*d0) + d0.unitOrthogonal() * s1)), s1 ); |
| |
| // casting |
| const int Dim = LineType::AmbientDimAtCompileTime; |
| typedef typename GetDifferentType<Scalar>::type OtherScalar; |
| ParametrizedLine<OtherScalar,Dim> hp1f = l0.template cast<OtherScalar>(); |
| VERIFY_IS_APPROX(hp1f.template cast<Scalar>(),l0); |
| ParametrizedLine<Scalar,Dim> hp1d = l0.template cast<Scalar>(); |
| VERIFY_IS_APPROX(hp1d.template cast<Scalar>(),l0); |
| } |
| |
| void test_eigen2_parametrizedline() |
| { |
| for(int i = 0; i < g_repeat; i++) { |
| CALL_SUBTEST_1( parametrizedline(ParametrizedLine<float,2>()) ); |
| CALL_SUBTEST_2( parametrizedline(ParametrizedLine<float,3>()) ); |
| CALL_SUBTEST_3( parametrizedline(ParametrizedLine<double,4>()) ); |
| CALL_SUBTEST_4( parametrizedline(ParametrizedLine<std::complex<double>,5>()) ); |
| } |
| } |