1 // This file is part of Eigen, a lightweight C++ template library
2 // for linear algebra. Eigen itself is part of the KDE project.
3 //
4 // Copyright (C) 2008 Gael Guennebaud <g.gael@free.fr>
5 //
6 // This Source Code Form is subject to the terms of the Mozilla
7 // Public License v. 2.0. If a copy of the MPL was not distributed
8 // with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
9
10 #include "main.h"
11 #include <Eigen/Geometry>
12 #include <Eigen/LU>
13 #include <Eigen/QR>
14
alignedbox(const BoxType & _box)15 template<typename BoxType> void alignedbox(const BoxType& _box)
16 {
17 /* this test covers the following files:
18 AlignedBox.h
19 */
20
21 const int dim = _box.dim();
22 typedef typename BoxType::Scalar Scalar;
23 typedef typename NumTraits<Scalar>::Real RealScalar;
24 typedef Matrix<Scalar, BoxType::AmbientDimAtCompileTime, 1> VectorType;
25
26 VectorType p0 = VectorType::Random(dim);
27 VectorType p1 = VectorType::Random(dim);
28 RealScalar s1 = ei_random<RealScalar>(0,1);
29
30 BoxType b0(dim);
31 BoxType b1(VectorType::Random(dim),VectorType::Random(dim));
32 BoxType b2;
33
34 b0.extend(p0);
35 b0.extend(p1);
36 VERIFY(b0.contains(p0*s1+(Scalar(1)-s1)*p1));
37 VERIFY(!b0.contains(p0 + (1+s1)*(p1-p0)));
38
39 (b2 = b0).extend(b1);
40 VERIFY(b2.contains(b0));
41 VERIFY(b2.contains(b1));
42 VERIFY_IS_APPROX(b2.clamp(b0), b0);
43
44 // casting
45 const int Dim = BoxType::AmbientDimAtCompileTime;
46 typedef typename GetDifferentType<Scalar>::type OtherScalar;
47 AlignedBox<OtherScalar,Dim> hp1f = b0.template cast<OtherScalar>();
48 VERIFY_IS_APPROX(hp1f.template cast<Scalar>(),b0);
49 AlignedBox<Scalar,Dim> hp1d = b0.template cast<Scalar>();
50 VERIFY_IS_APPROX(hp1d.template cast<Scalar>(),b0);
51 }
52
test_eigen2_alignedbox()53 void test_eigen2_alignedbox()
54 {
55 for(int i = 0; i < g_repeat; i++) {
56 CALL_SUBTEST_1( alignedbox(AlignedBox<float,2>()) );
57 CALL_SUBTEST_2( alignedbox(AlignedBox<float,3>()) );
58 CALL_SUBTEST_3( alignedbox(AlignedBox<double,4>()) );
59 }
60 }
61