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Diffstat (limited to 'eigen/unsupported/test/jacobisvd.cpp')
-rw-r--r-- | eigen/unsupported/test/jacobisvd.cpp | 198 |
1 files changed, 0 insertions, 198 deletions
diff --git a/eigen/unsupported/test/jacobisvd.cpp b/eigen/unsupported/test/jacobisvd.cpp deleted file mode 100644 index b4e884e..0000000 --- a/eigen/unsupported/test/jacobisvd.cpp +++ /dev/null @@ -1,198 +0,0 @@ -// This file is part of Eigen, a lightweight C++ template library -// for linear algebra. -// -// Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr> -// Copyright (C) 2009 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 "svd_common.h" - -template<typename MatrixType, int QRPreconditioner> -void jacobisvd_check_full(const MatrixType& m, const JacobiSVD<MatrixType, QRPreconditioner>& svd) -{ - svd_check_full<MatrixType, JacobiSVD<MatrixType, QRPreconditioner > >(m, svd); -} - -template<typename MatrixType, int QRPreconditioner> -void jacobisvd_compare_to_full(const MatrixType& m, - unsigned int computationOptions, - const JacobiSVD<MatrixType, QRPreconditioner>& referenceSvd) -{ - svd_compare_to_full<MatrixType, JacobiSVD<MatrixType, QRPreconditioner> >(m, computationOptions, referenceSvd); -} - - -template<typename MatrixType, int QRPreconditioner> -void jacobisvd_solve(const MatrixType& m, unsigned int computationOptions) -{ - svd_solve< MatrixType, JacobiSVD< MatrixType, QRPreconditioner > >(m, computationOptions); -} - - - -template<typename MatrixType, int QRPreconditioner> -void jacobisvd_test_all_computation_options(const MatrixType& m) -{ - - if (QRPreconditioner == NoQRPreconditioner && m.rows() != m.cols()) - return; - - JacobiSVD< MatrixType, QRPreconditioner > fullSvd(m, ComputeFullU|ComputeFullV); - svd_test_computation_options_1< MatrixType, JacobiSVD< MatrixType, QRPreconditioner > >(m, fullSvd); - - if(QRPreconditioner == FullPivHouseholderQRPreconditioner) - return; - svd_test_computation_options_2< MatrixType, JacobiSVD< MatrixType, QRPreconditioner > >(m, fullSvd); - -} - -template<typename MatrixType> -void jacobisvd(const MatrixType& a = MatrixType(), bool pickrandom = true) -{ - MatrixType m = pickrandom ? MatrixType::Random(a.rows(), a.cols()) : a; - - jacobisvd_test_all_computation_options<MatrixType, FullPivHouseholderQRPreconditioner>(m); - jacobisvd_test_all_computation_options<MatrixType, ColPivHouseholderQRPreconditioner>(m); - jacobisvd_test_all_computation_options<MatrixType, HouseholderQRPreconditioner>(m); - jacobisvd_test_all_computation_options<MatrixType, NoQRPreconditioner>(m); -} - - -template<typename MatrixType> -void jacobisvd_verify_assert(const MatrixType& m) -{ - - svd_verify_assert<MatrixType, JacobiSVD< MatrixType > >(m); - - typedef typename MatrixType::Index Index; - Index rows = m.rows(); - Index cols = m.cols(); - - enum { - RowsAtCompileTime = MatrixType::RowsAtCompileTime, - ColsAtCompileTime = MatrixType::ColsAtCompileTime - }; - - MatrixType a = MatrixType::Zero(rows, cols); - a.setZero(); - - if (ColsAtCompileTime == Dynamic) - { - JacobiSVD<MatrixType, FullPivHouseholderQRPreconditioner> svd_fullqr; - VERIFY_RAISES_ASSERT(svd_fullqr.compute(a, ComputeFullU|ComputeThinV)) - VERIFY_RAISES_ASSERT(svd_fullqr.compute(a, ComputeThinU|ComputeThinV)) - VERIFY_RAISES_ASSERT(svd_fullqr.compute(a, ComputeThinU|ComputeFullV)) - } -} - -template<typename MatrixType> -void jacobisvd_method() -{ - enum { Size = MatrixType::RowsAtCompileTime }; - typedef typename MatrixType::RealScalar RealScalar; - typedef Matrix<RealScalar, Size, 1> RealVecType; - MatrixType m = MatrixType::Identity(); - VERIFY_IS_APPROX(m.jacobiSvd().singularValues(), RealVecType::Ones()); - VERIFY_RAISES_ASSERT(m.jacobiSvd().matrixU()); - VERIFY_RAISES_ASSERT(m.jacobiSvd().matrixV()); - VERIFY_IS_APPROX(m.jacobiSvd(ComputeFullU|ComputeFullV).solve(m), m); -} - - - -template<typename MatrixType> -void jacobisvd_inf_nan() -{ - svd_inf_nan<MatrixType, JacobiSVD< MatrixType > >(); -} - - -// Regression test for bug 286: JacobiSVD loops indefinitely with some -// matrices containing denormal numbers. -void jacobisvd_bug286() -{ -#if defined __INTEL_COMPILER -// shut up warning #239: floating point underflow -#pragma warning push -#pragma warning disable 239 -#endif - Matrix2d M; - M << -7.90884e-313, -4.94e-324, - 0, 5.60844e-313; -#if defined __INTEL_COMPILER -#pragma warning pop -#endif - JacobiSVD<Matrix2d> svd; - svd.compute(M); // just check we don't loop indefinitely -} - - -void jacobisvd_preallocate() -{ - svd_preallocate< JacobiSVD <MatrixXf> >(); -} - -void test_jacobisvd() -{ - CALL_SUBTEST_11(( jacobisvd<Matrix<double,Dynamic,Dynamic> > - (Matrix<double,Dynamic,Dynamic>(16, 6)) )); - - CALL_SUBTEST_3(( jacobisvd_verify_assert(Matrix3f()) )); - CALL_SUBTEST_4(( jacobisvd_verify_assert(Matrix4d()) )); - CALL_SUBTEST_7(( jacobisvd_verify_assert(MatrixXf(10,12)) )); - CALL_SUBTEST_8(( jacobisvd_verify_assert(MatrixXcd(7,5)) )); - - for(int i = 0; i < g_repeat; i++) { - Matrix2cd m; - m << 0, 1, - 0, 1; - CALL_SUBTEST_1(( jacobisvd(m, false) )); - m << 1, 0, - 1, 0; - CALL_SUBTEST_1(( jacobisvd(m, false) )); - - Matrix2d n; - n << 0, 0, - 0, 0; - CALL_SUBTEST_2(( jacobisvd(n, false) )); - n << 0, 0, - 0, 1; - CALL_SUBTEST_2(( jacobisvd(n, false) )); - - CALL_SUBTEST_3(( jacobisvd<Matrix3f>() )); - CALL_SUBTEST_4(( jacobisvd<Matrix4d>() )); - CALL_SUBTEST_5(( jacobisvd<Matrix<float,3,5> >() )); - CALL_SUBTEST_6(( jacobisvd<Matrix<double,Dynamic,2> >(Matrix<double,Dynamic,2>(10,2)) )); - - int r = internal::random<int>(1, 30), - c = internal::random<int>(1, 30); - CALL_SUBTEST_7(( jacobisvd<MatrixXf>(MatrixXf(r,c)) )); - CALL_SUBTEST_8(( jacobisvd<MatrixXcd>(MatrixXcd(r,c)) )); - (void) r; - (void) c; - - // Test on inf/nan matrix - CALL_SUBTEST_7( jacobisvd_inf_nan<MatrixXf>() ); - } - - CALL_SUBTEST_7(( jacobisvd<MatrixXf>(MatrixXf(internal::random<int>(EIGEN_TEST_MAX_SIZE/4, EIGEN_TEST_MAX_SIZE/2), internal::random<int>(EIGEN_TEST_MAX_SIZE/4, EIGEN_TEST_MAX_SIZE/2))) )); - CALL_SUBTEST_8(( jacobisvd<MatrixXcd>(MatrixXcd(internal::random<int>(EIGEN_TEST_MAX_SIZE/4, EIGEN_TEST_MAX_SIZE/3), internal::random<int>(EIGEN_TEST_MAX_SIZE/4, EIGEN_TEST_MAX_SIZE/3))) )); - - - // test matrixbase method - CALL_SUBTEST_1(( jacobisvd_method<Matrix2cd>() )); - CALL_SUBTEST_3(( jacobisvd_method<Matrix3f>() )); - - - // Test problem size constructors - CALL_SUBTEST_7( JacobiSVD<MatrixXf>(10,10) ); - - // Check that preallocation avoids subsequent mallocs - CALL_SUBTEST_9( jacobisvd_preallocate() ); - - // Regression check for bug 286 - CALL_SUBTEST_2( jacobisvd_bug286() ); -} |