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76 lines
2.6 KiB
C++
76 lines
2.6 KiB
C++
// This file is part of Eigen, a lightweight C++ template library
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// for linear algebra. Eigen itself is part of the KDE project.
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//
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// Copyright (C) 2008 Gael Guennebaud <g.gael@free.fr>
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//
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// Eigen is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 3 of the License, or (at your option) any later version.
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//
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// Alternatively, you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of
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// the License, or (at your option) any later version.
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//
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// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License or the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License and a copy of the GNU General Public License along with
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// Eigen. If not, see <http://www.gnu.org/licenses/>.
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#include "main.h"
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#include <Eigen/Geometry>
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#include <Eigen/LU>
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#include <Eigen/QR>
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template<typename BoxType> void alignedbox(const BoxType& _box)
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{
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/* this test covers the following files:
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AlignedBox.h
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*/
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const int dim = _box.dim();
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typedef typename BoxType::Scalar Scalar;
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typedef typename NumTraits<Scalar>::Real RealScalar;
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typedef Matrix<Scalar, BoxType::AmbientDimAtCompileTime, 1> VectorType;
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VectorType p0 = VectorType::Random(dim);
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VectorType p1 = VectorType::Random(dim);
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RealScalar s1 = ei_random<RealScalar>(0,1);
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BoxType b0(dim);
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BoxType b1(VectorType::Random(dim),VectorType::Random(dim));
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BoxType b2;
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b0.extend(p0);
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b0.extend(p1);
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VERIFY(b0.contains(p0*s1+(Scalar(1)-s1)*p1));
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VERIFY(!b0.contains(p0 + (1+s1)*(p1-p0)));
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(b2 = b0).extend(b1);
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VERIFY(b2.contains(b0));
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VERIFY(b2.contains(b1));
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VERIFY_IS_APPROX(b2.clamp(b0), b0);
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// casting
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const int Dim = BoxType::AmbientDimAtCompileTime;
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typedef typename GetDifferentType<Scalar>::type OtherScalar;
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AlignedBox<OtherScalar,Dim> hp1f = b0.template cast<OtherScalar>();
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VERIFY_IS_APPROX(hp1f.template cast<Scalar>(),b0);
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AlignedBox<Scalar,Dim> hp1d = b0.template cast<Scalar>();
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VERIFY_IS_APPROX(hp1d.template cast<Scalar>(),b0);
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}
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void test_eigen2_alignedbox()
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{
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for(int i = 0; i < g_repeat; i++) {
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CALL_SUBTEST_1( alignedbox(AlignedBox<float,2>()) );
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CALL_SUBTEST_2( alignedbox(AlignedBox<float,3>()) );
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CALL_SUBTEST_3( alignedbox(AlignedBox<double,4>()) );
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}
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}
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