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) 2006-2008 Benoit Jacob <jacob.benoit.1@gmail.com>
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
smallVectors()12 template<typename Scalar> void smallVectors()
13 {
14 typedef Matrix<Scalar, 1, 2> V2;
15 typedef Matrix<Scalar, 3, 1> V3;
16 typedef Matrix<Scalar, 1, 4> V4;
17 Scalar x1 = ei_random<Scalar>(),
18 x2 = ei_random<Scalar>(),
19 x3 = ei_random<Scalar>(),
20 x4 = ei_random<Scalar>();
21 V2 v2(x1, x2);
22 V3 v3(x1, x2, x3);
23 V4 v4(x1, x2, x3, x4);
24 VERIFY_IS_APPROX(x1, v2.x());
25 VERIFY_IS_APPROX(x1, v3.x());
26 VERIFY_IS_APPROX(x1, v4.x());
27 VERIFY_IS_APPROX(x2, v2.y());
28 VERIFY_IS_APPROX(x2, v3.y());
29 VERIFY_IS_APPROX(x2, v4.y());
30 VERIFY_IS_APPROX(x3, v3.z());
31 VERIFY_IS_APPROX(x3, v4.z());
32 VERIFY_IS_APPROX(x4, v4.w());
33 }
34
test_eigen2_smallvectors()35 void test_eigen2_smallvectors()
36 {
37 for(int i = 0; i < g_repeat; i++) {
38 CALL_SUBTEST( smallVectors<int>() );
39 CALL_SUBTEST( smallVectors<float>() );
40 CALL_SUBTEST( smallVectors<double>() );
41 }
42 }
43