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Diffstat (limited to 'eigen/test/eigen2/eigen2_sparse_vector.cpp')
-rw-r--r-- | eigen/test/eigen2/eigen2_sparse_vector.cpp | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/eigen/test/eigen2/eigen2_sparse_vector.cpp b/eigen/test/eigen2/eigen2_sparse_vector.cpp deleted file mode 100644 index e6d2d77..0000000 --- a/eigen/test/eigen2/eigen2_sparse_vector.cpp +++ /dev/null @@ -1,84 +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 Daniel Gomez Ferro <dgomezferro@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 "sparse.h" - -template<typename Scalar> void sparse_vector(int rows, int cols) -{ - double densityMat = std::max(8./(rows*cols), 0.01); - double densityVec = std::max(8./float(rows), 0.1); - typedef Matrix<Scalar,Dynamic,Dynamic> DenseMatrix; - typedef Matrix<Scalar,Dynamic,1> DenseVector; - typedef SparseVector<Scalar> SparseVectorType; - typedef SparseMatrix<Scalar> SparseMatrixType; - Scalar eps = 1e-6; - - SparseMatrixType m1(rows,cols); - SparseVectorType v1(rows), v2(rows), v3(rows); - DenseMatrix refM1 = DenseMatrix::Zero(rows, cols); - DenseVector refV1 = DenseVector::Random(rows), - refV2 = DenseVector::Random(rows), - refV3 = DenseVector::Random(rows); - - std::vector<int> zerocoords, nonzerocoords; - initSparse<Scalar>(densityVec, refV1, v1, &zerocoords, &nonzerocoords); - initSparse<Scalar>(densityMat, refM1, m1); - - initSparse<Scalar>(densityVec, refV2, v2); - initSparse<Scalar>(densityVec, refV3, v3); - - Scalar s1 = ei_random<Scalar>(); - - // test coeff and coeffRef - for (unsigned int i=0; i<zerocoords.size(); ++i) - { - VERIFY_IS_MUCH_SMALLER_THAN( v1.coeff(zerocoords[i]), eps ); - //VERIFY_RAISES_ASSERT( v1.coeffRef(zerocoords[i]) = 5 ); - } - { - VERIFY(int(nonzerocoords.size()) == v1.nonZeros()); - int j=0; - for (typename SparseVectorType::InnerIterator it(v1); it; ++it,++j) - { - VERIFY(nonzerocoords[j]==it.index()); - VERIFY(it.value()==v1.coeff(it.index())); - VERIFY(it.value()==refV1.coeff(it.index())); - } - } - VERIFY_IS_APPROX(v1, refV1); - - v1.coeffRef(nonzerocoords[0]) = Scalar(5); - refV1.coeffRef(nonzerocoords[0]) = Scalar(5); - VERIFY_IS_APPROX(v1, refV1); - - VERIFY_IS_APPROX(v1+v2, refV1+refV2); - VERIFY_IS_APPROX(v1+v2+v3, refV1+refV2+refV3); - - VERIFY_IS_APPROX(v1*s1-v2, refV1*s1-refV2); - - VERIFY_IS_APPROX(v1*=s1, refV1*=s1); - VERIFY_IS_APPROX(v1/=s1, refV1/=s1); - - VERIFY_IS_APPROX(v1+=v2, refV1+=refV2); - VERIFY_IS_APPROX(v1-=v2, refV1-=refV2); - - VERIFY_IS_APPROX(v1.eigen2_dot(v2), refV1.eigen2_dot(refV2)); - VERIFY_IS_APPROX(v1.eigen2_dot(refV2), refV1.eigen2_dot(refV2)); - -} - -void test_eigen2_sparse_vector() -{ - for(int i = 0; i < g_repeat; i++) { - CALL_SUBTEST_1( sparse_vector<double>(8, 8) ); - CALL_SUBTEST_2( sparse_vector<std::complex<double> >(16, 16) ); - CALL_SUBTEST_1( sparse_vector<double>(299, 535) ); - } -} - |