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Diffstat (limited to 'eigen/test/eigen2/eigen2_inverse.cpp')
-rw-r--r-- | eigen/test/eigen2/eigen2_inverse.cpp | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/eigen/test/eigen2/eigen2_inverse.cpp b/eigen/test/eigen2/eigen2_inverse.cpp deleted file mode 100644 index ccd24a1..0000000 --- a/eigen/test/eigen2/eigen2_inverse.cpp +++ /dev/null @@ -1,62 +0,0 @@ -// 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/LU> - -template<typename MatrixType> void inverse(const MatrixType& m) -{ - /* this test covers the following files: - Inverse.h - */ - int rows = m.rows(); - int cols = m.cols(); - - typedef typename MatrixType::Scalar Scalar; - typedef typename NumTraits<Scalar>::Real RealScalar; - typedef Matrix<Scalar, MatrixType::ColsAtCompileTime, 1> VectorType; - - MatrixType m1 = MatrixType::Random(rows, cols), - m2(rows, cols), - identity = MatrixType::Identity(rows, rows); - - while(ei_abs(m1.determinant()) < RealScalar(0.1) && rows <= 8) - { - m1 = MatrixType::Random(rows, cols); - } - - m2 = m1.inverse(); - VERIFY_IS_APPROX(m1, m2.inverse() ); - - m1.computeInverse(&m2); - VERIFY_IS_APPROX(m1, m2.inverse() ); - - VERIFY_IS_APPROX((Scalar(2)*m2).inverse(), m2.inverse()*Scalar(0.5)); - - VERIFY_IS_APPROX(identity, m1.inverse() * m1 ); - VERIFY_IS_APPROX(identity, m1 * m1.inverse() ); - - VERIFY_IS_APPROX(m1, m1.inverse().inverse() ); - - // since for the general case we implement separately row-major and col-major, test that - VERIFY_IS_APPROX(m1.transpose().inverse(), m1.inverse().transpose()); -} - -void test_eigen2_inverse() -{ - for(int i = 0; i < g_repeat; i++) { - CALL_SUBTEST_1( inverse(Matrix<double,1,1>()) ); - CALL_SUBTEST_2( inverse(Matrix2d()) ); - CALL_SUBTEST_3( inverse(Matrix3f()) ); - CALL_SUBTEST_4( inverse(Matrix4f()) ); - CALL_SUBTEST_5( inverse(MatrixXf(8,8)) ); - CALL_SUBTEST_6( inverse(MatrixXcd(7,7)) ); - } -} |