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author | Jim Guggemos <jimg@google.com> | 2012-12-04 16:46:41 -0700 |
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committer | Jim Guggemos <jimg@google.com> | 2012-12-04 17:08:38 -0700 |
commit | b015e75e8c7ba1ab4ddb91e9372a57e76f3fd159 (patch) | |
tree | 54d1c7d66098154c1d7c5bd414394ef4cf255810 /test/product_trsolve.cpp | |
parent | 63f67d748682b46d58be31235a0a2d64d81b998c (diff) | |
parent | c981c48f5bc9aefeffc0bcb0cc3934c2fae179dd (diff) | |
download | eigen-b015e75e8c7ba1ab4ddb91e9372a57e76f3fd159.tar.gz |
Merge 'goog/jb-mr1.1-dev' into platform/external/eigen.android-sdk-4.4.2_r1.0.1android-sdk-4.4.2_r1android-cts-4.4_r1android-4.4w_r1android-4.4_r0.7android-4.4.4_r2.0.1android-4.4.4_r2android-4.4.4_r1.0.1android-4.4.4_r1android-4.4.3_r1.1.0.1android-4.4.3_r1.1android-4.4.3_r1.0.1android-4.4.3_r1android-4.4.2_r2.0.1android-4.4.2_r2android-4.4.2_r1.0.1android-4.4.2_r1android-4.4.1_r1.0.1android-4.4.1_r1android-4.3_r3.1android-4.3_r3android-4.3.1_r1tools_r22.2tools_r22kitkat-wearkitkat-mr2.2-releasekitkat-mr2.1-releasekitkat-mr2-releasekitkat-mr1.1-releasekitkat-mr1-releasekitkat-devkitkat-cts-devjb-mr2.0.0-releasejb-mr2-devjb-mr1.1-dev-plus-aospjb-mr1-dev-plus-aospidea133-weekly-releaseidea133
Change-Id: Ic9004531328145ea36ba513bb96a23595427f6a4
Diffstat (limited to 'test/product_trsolve.cpp')
-rw-r--r-- | test/product_trsolve.cpp | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/test/product_trsolve.cpp b/test/product_trsolve.cpp new file mode 100644 index 000000000..69892b3a8 --- /dev/null +++ b/test/product_trsolve.cpp @@ -0,0 +1,93 @@ +// This file is part of Eigen, a lightweight C++ template library +// for linear algebra. +// +// Copyright (C) 2008-2009 Gael Guennebaud <gael.guennebaud@inria.fr> +// +// 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" + +#define VERIFY_TRSM(TRI,XB) { \ + (XB).setRandom(); ref = (XB); \ + (TRI).solveInPlace(XB); \ + VERIFY_IS_APPROX((TRI).toDenseMatrix() * (XB), ref); \ + (XB).setRandom(); ref = (XB); \ + (XB) = (TRI).solve(XB); \ + VERIFY_IS_APPROX((TRI).toDenseMatrix() * (XB), ref); \ + } + +#define VERIFY_TRSM_ONTHERIGHT(TRI,XB) { \ + (XB).setRandom(); ref = (XB); \ + (TRI).transpose().template solveInPlace<OnTheRight>(XB.transpose()); \ + VERIFY_IS_APPROX((XB).transpose() * (TRI).transpose().toDenseMatrix(), ref.transpose()); \ + (XB).setRandom(); ref = (XB); \ + (XB).transpose() = (TRI).transpose().template solve<OnTheRight>(XB.transpose()); \ + VERIFY_IS_APPROX((XB).transpose() * (TRI).transpose().toDenseMatrix(), ref.transpose()); \ + } + +template<typename Scalar,int Size, int Cols> void trsolve(int size=Size,int cols=Cols) +{ + typedef typename NumTraits<Scalar>::Real RealScalar; + + Matrix<Scalar,Size,Size,ColMajor> cmLhs(size,size); + Matrix<Scalar,Size,Size,RowMajor> rmLhs(size,size); + + enum { colmajor = Size==1 ? RowMajor : ColMajor, + rowmajor = Cols==1 ? ColMajor : RowMajor }; + Matrix<Scalar,Size,Cols,colmajor> cmRhs(size,cols); + Matrix<Scalar,Size,Cols,rowmajor> rmRhs(size,cols); + Matrix<Scalar,Dynamic,Dynamic,colmajor> ref(size,cols); + + cmLhs.setRandom(); cmLhs *= static_cast<RealScalar>(0.1); cmLhs.diagonal().array() += static_cast<RealScalar>(1); + rmLhs.setRandom(); rmLhs *= static_cast<RealScalar>(0.1); rmLhs.diagonal().array() += static_cast<RealScalar>(1); + + VERIFY_TRSM(cmLhs.conjugate().template triangularView<Lower>(), cmRhs); + VERIFY_TRSM(cmLhs.adjoint() .template triangularView<Lower>(), cmRhs); + VERIFY_TRSM(cmLhs .template triangularView<Upper>(), cmRhs); + VERIFY_TRSM(cmLhs .template triangularView<Lower>(), rmRhs); + VERIFY_TRSM(cmLhs.conjugate().template triangularView<Upper>(), rmRhs); + VERIFY_TRSM(cmLhs.adjoint() .template triangularView<Upper>(), rmRhs); + + VERIFY_TRSM(cmLhs.conjugate().template triangularView<UnitLower>(), cmRhs); + VERIFY_TRSM(cmLhs .template triangularView<UnitUpper>(), rmRhs); + + VERIFY_TRSM(rmLhs .template triangularView<Lower>(), cmRhs); + VERIFY_TRSM(rmLhs.conjugate().template triangularView<UnitUpper>(), rmRhs); + + + VERIFY_TRSM_ONTHERIGHT(cmLhs.conjugate().template triangularView<Lower>(), cmRhs); + VERIFY_TRSM_ONTHERIGHT(cmLhs .template triangularView<Upper>(), cmRhs); + VERIFY_TRSM_ONTHERIGHT(cmLhs .template triangularView<Lower>(), rmRhs); + VERIFY_TRSM_ONTHERIGHT(cmLhs.conjugate().template triangularView<Upper>(), rmRhs); + + VERIFY_TRSM_ONTHERIGHT(cmLhs.conjugate().template triangularView<UnitLower>(), cmRhs); + VERIFY_TRSM_ONTHERIGHT(cmLhs .template triangularView<UnitUpper>(), rmRhs); + + VERIFY_TRSM_ONTHERIGHT(rmLhs .template triangularView<Lower>(), cmRhs); + VERIFY_TRSM_ONTHERIGHT(rmLhs.conjugate().template triangularView<UnitUpper>(), rmRhs); + + int c = internal::random<int>(0,cols-1); + VERIFY_TRSM(rmLhs.template triangularView<Lower>(), rmRhs.col(c)); + VERIFY_TRSM(cmLhs.template triangularView<Lower>(), rmRhs.col(c)); +} + +void test_product_trsolve() +{ + for(int i = 0; i < g_repeat ; i++) + { + // matrices + CALL_SUBTEST_1((trsolve<float,Dynamic,Dynamic>(internal::random<int>(1,EIGEN_TEST_MAX_SIZE),internal::random<int>(1,EIGEN_TEST_MAX_SIZE)))); + CALL_SUBTEST_2((trsolve<double,Dynamic,Dynamic>(internal::random<int>(1,EIGEN_TEST_MAX_SIZE),internal::random<int>(1,EIGEN_TEST_MAX_SIZE)))); + CALL_SUBTEST_3((trsolve<std::complex<float>,Dynamic,Dynamic>(internal::random<int>(1,EIGEN_TEST_MAX_SIZE/2),internal::random<int>(1,EIGEN_TEST_MAX_SIZE/2)))); + CALL_SUBTEST_4((trsolve<std::complex<double>,Dynamic,Dynamic>(internal::random<int>(1,EIGEN_TEST_MAX_SIZE/2),internal::random<int>(1,EIGEN_TEST_MAX_SIZE/2)))); + + // vectors + CALL_SUBTEST_1((trsolve<float,Dynamic,1>(internal::random<int>(1,EIGEN_TEST_MAX_SIZE)))); + CALL_SUBTEST_5((trsolve<std::complex<double>,Dynamic,1>(internal::random<int>(1,EIGEN_TEST_MAX_SIZE)))); + CALL_SUBTEST_6((trsolve<float,1,1>())); + CALL_SUBTEST_7((trsolve<float,1,2>())); + CALL_SUBTEST_8((trsolve<std::complex<float>,4,1>())); + } +} |