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96 lines
4.5 KiB
96 lines
4.5 KiB
// This file is part of Eigen, a lightweight C++ template library
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// for linear algebra.
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//
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// Copyright (C) 2008-2009 Gael Guennebaud <gael.guennebaud@inria.fr>
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//
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// This Source Code Form is subject to the terms of the Mozilla
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// Public License v. 2.0. If a copy of the MPL was not distributed
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// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
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#include "main.h"
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template<typename Scalar, int Size, int OtherSize> void symm(int size = Size, int othersize = OtherSize)
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{
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typedef typename NumTraits<Scalar>::Real RealScalar;
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typedef Matrix<Scalar, Size, Size> MatrixType;
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typedef Matrix<Scalar, Size, OtherSize> Rhs1;
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typedef Matrix<Scalar, OtherSize, Size> Rhs2;
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enum { order = OtherSize==1 ? 0 : RowMajor };
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typedef Matrix<Scalar, Size, OtherSize,order> Rhs3;
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typedef typename MatrixType::Index Index;
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Index rows = size;
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Index cols = size;
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MatrixType m1 = MatrixType::Random(rows, cols),
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m2 = MatrixType::Random(rows, cols), m3;
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m1 = (m1+m1.adjoint()).eval();
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Rhs1 rhs1 = Rhs1::Random(cols, othersize), rhs12(cols, othersize), rhs13(cols, othersize);
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Rhs2 rhs2 = Rhs2::Random(othersize, rows), rhs22(othersize, rows), rhs23(othersize, rows);
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Rhs3 rhs3 = Rhs3::Random(cols, othersize), rhs32(cols, othersize), rhs33(cols, othersize);
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Scalar s1 = internal::random<Scalar>(),
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s2 = internal::random<Scalar>();
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m2 = m1.template triangularView<Lower>();
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m3 = m2.template selfadjointView<Lower>();
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VERIFY_IS_EQUAL(m1, m3);
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VERIFY_IS_APPROX(rhs12 = (s1*m2).template selfadjointView<Lower>() * (s2*rhs1),
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rhs13 = (s1*m1) * (s2*rhs1));
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m2 = m1.template triangularView<Upper>(); rhs12.setRandom(); rhs13 = rhs12;
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m3 = m2.template selfadjointView<Upper>();
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VERIFY_IS_EQUAL(m1, m3);
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VERIFY_IS_APPROX(rhs12 += (s1*m2).template selfadjointView<Upper>() * (s2*rhs1),
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rhs13 += (s1*m1) * (s2*rhs1));
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m2 = m1.template triangularView<Lower>();
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VERIFY_IS_APPROX(rhs12 = (s1*m2).template selfadjointView<Lower>() * (s2*rhs2.adjoint()),
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rhs13 = (s1*m1) * (s2*rhs2.adjoint()));
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m2 = m1.template triangularView<Upper>();
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VERIFY_IS_APPROX(rhs12 = (s1*m2).template selfadjointView<Upper>() * (s2*rhs2.adjoint()),
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rhs13 = (s1*m1) * (s2*rhs2.adjoint()));
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m2 = m1.template triangularView<Upper>();
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VERIFY_IS_APPROX(rhs12 = (s1*m2.adjoint()).template selfadjointView<Lower>() * (s2*rhs2.adjoint()),
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rhs13 = (s1*m1.adjoint()) * (s2*rhs2.adjoint()));
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// test row major = <...>
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m2 = m1.template triangularView<Lower>(); rhs12.setRandom(); rhs13 = rhs12;
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VERIFY_IS_APPROX(rhs12 -= (s1*m2).template selfadjointView<Lower>() * (s2*rhs3),
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rhs13 -= (s1*m1) * (s2 * rhs3));
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m2 = m1.template triangularView<Upper>();
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VERIFY_IS_APPROX(rhs12 = (s1*m2.adjoint()).template selfadjointView<Lower>() * (s2*rhs3).conjugate(),
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rhs13 = (s1*m1.adjoint()) * (s2*rhs3).conjugate());
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m2 = m1.template triangularView<Upper>(); rhs13 = rhs12;
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VERIFY_IS_APPROX(rhs12.noalias() += s1 * ((m2.adjoint()).template selfadjointView<Lower>() * (s2*rhs3).conjugate()),
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rhs13 += (s1*m1.adjoint()) * (s2*rhs3).conjugate());
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m2 = m1.template triangularView<Lower>();
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VERIFY_IS_APPROX(rhs22 = (rhs2) * (m2).template selfadjointView<Lower>(), rhs23 = (rhs2) * (m1));
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VERIFY_IS_APPROX(rhs22 = (s2*rhs2) * (s1*m2).template selfadjointView<Lower>(), rhs23 = (s2*rhs2) * (s1*m1));
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}
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void test_product_symm()
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{
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for(int i = 0; i < g_repeat ; i++)
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{
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CALL_SUBTEST_1(( symm<float,Dynamic,Dynamic>(internal::random<int>(1,EIGEN_TEST_MAX_SIZE),internal::random<int>(1,EIGEN_TEST_MAX_SIZE)) ));
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CALL_SUBTEST_2(( symm<double,Dynamic,Dynamic>(internal::random<int>(1,EIGEN_TEST_MAX_SIZE),internal::random<int>(1,EIGEN_TEST_MAX_SIZE)) ));
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CALL_SUBTEST_3(( symm<std::complex<float>,Dynamic,Dynamic>(internal::random<int>(1,EIGEN_TEST_MAX_SIZE/2),internal::random<int>(1,EIGEN_TEST_MAX_SIZE/2)) ));
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CALL_SUBTEST_4(( symm<std::complex<double>,Dynamic,Dynamic>(internal::random<int>(1,EIGEN_TEST_MAX_SIZE/2),internal::random<int>(1,EIGEN_TEST_MAX_SIZE/2)) ));
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CALL_SUBTEST_5(( symm<float,Dynamic,1>(internal::random<int>(1,EIGEN_TEST_MAX_SIZE)) ));
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CALL_SUBTEST_6(( symm<double,Dynamic,1>(internal::random<int>(1,EIGEN_TEST_MAX_SIZE)) ));
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CALL_SUBTEST_7(( symm<std::complex<float>,Dynamic,1>(internal::random<int>(1,EIGEN_TEST_MAX_SIZE)) ));
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CALL_SUBTEST_8(( symm<std::complex<double>,Dynamic,1>(internal::random<int>(1,EIGEN_TEST_MAX_SIZE)) ));
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}
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}
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