1 // This file is part of Eigen, a lightweight C++ template library 2 // for linear algebra. 3 // 4 // Copyright (C) 2008-2010 Gael Guennebaud <g.gael (at) free.fr> 5 // 6 // This Source Code Form is subject to the terms of the Mozilla 7 // Public License v. 2.0. If a copy of the MPL was not distributed 8 // with this file, You can obtain one at http://mozilla.org/MPL/2.0/. 9 10 11 // import basic and product tests for deprectaed DynamicSparseMatrix 12 #define EIGEN_NO_DEPRECATED_WARNING 13 #include "sparse_basic.cpp" 14 #include "sparse_product.cpp" 15 #include <Eigen/SparseExtra> 16 17 template<typename SetterType,typename DenseType, typename Scalar, int Options> 18 bool test_random_setter(SparseMatrix<Scalar,Options>& sm, const DenseType& ref, const std::vector<Vector2i>& nonzeroCoords) 19 { 20 { 21 sm.setZero(); 22 SetterType w(sm); 23 std::vector<Vector2i> remaining = nonzeroCoords; 24 while(!remaining.empty()) 25 { 26 int i = internal::random<int>(0,static_cast<int>(remaining.size())-1); 27 w(remaining[i].x(),remaining[i].y()) = ref.coeff(remaining[i].x(),remaining[i].y()); 28 remaining[i] = remaining.back(); 29 remaining.pop_back(); 30 } 31 } 32 return sm.isApprox(ref); 33 } 34 35 template<typename SetterType,typename DenseType, typename T> 36 bool test_random_setter(DynamicSparseMatrix<T>& sm, const DenseType& ref, const std::vector<Vector2i>& nonzeroCoords) 37 { 38 sm.setZero(); 39 std::vector<Vector2i> remaining = nonzeroCoords; 40 while(!remaining.empty()) 41 { 42 int i = internal::random<int>(0,static_cast<int>(remaining.size())-1); 43 sm.coeffRef(remaining[i].x(),remaining[i].y()) = ref.coeff(remaining[i].x(),remaining[i].y()); 44 remaining[i] = remaining.back(); 45 remaining.pop_back(); 46 } 47 return sm.isApprox(ref); 48 } 49 50 template<typename SparseMatrixType> void sparse_extra(const SparseMatrixType& ref) 51 { 52 typedef typename SparseMatrixType::Index Index; 53 const Index rows = ref.rows(); 54 const Index cols = ref.cols(); 55 typedef typename SparseMatrixType::Scalar Scalar; 56 enum { Flags = SparseMatrixType::Flags }; 57 58 double density = (std::max)(8./(rows*cols), 0.01); 59 typedef Matrix<Scalar,Dynamic,Dynamic> DenseMatrix; 60 typedef Matrix<Scalar,Dynamic,1> DenseVector; 61 Scalar eps = 1e-6; 62 63 SparseMatrixType m(rows, cols); 64 DenseMatrix refMat = DenseMatrix::Zero(rows, cols); 65 DenseVector vec1 = DenseVector::Random(rows); 66 67 std::vector<Vector2i> zeroCoords; 68 std::vector<Vector2i> nonzeroCoords; 69 initSparse<Scalar>(density, refMat, m, 0, &zeroCoords, &nonzeroCoords); 70 71 if (zeroCoords.size()==0 || nonzeroCoords.size()==0) 72 return; 73 74 // test coeff and coeffRef 75 for (int i=0; i<(int)zeroCoords.size(); ++i) 76 { 77 VERIFY_IS_MUCH_SMALLER_THAN( m.coeff(zeroCoords[i].x(),zeroCoords[i].y()), eps ); 78 if(internal::is_same<SparseMatrixType,SparseMatrix<Scalar,Flags> >::value) 79 VERIFY_RAISES_ASSERT( m.coeffRef(zeroCoords[0].x(),zeroCoords[0].y()) = 5 ); 80 } 81 VERIFY_IS_APPROX(m, refMat); 82 83 m.coeffRef(nonzeroCoords[0].x(), nonzeroCoords[0].y()) = Scalar(5); 84 refMat.coeffRef(nonzeroCoords[0].x(), nonzeroCoords[0].y()) = Scalar(5); 85 86 VERIFY_IS_APPROX(m, refMat); 87 88 // random setter 89 // { 90 // m.setZero(); 91 // VERIFY_IS_NOT_APPROX(m, refMat); 92 // SparseSetter<SparseMatrixType, RandomAccessPattern> w(m); 93 // std::vector<Vector2i> remaining = nonzeroCoords; 94 // while(!remaining.empty()) 95 // { 96 // int i = internal::random<int>(0,remaining.size()-1); 97 // w->coeffRef(remaining[i].x(),remaining[i].y()) = refMat.coeff(remaining[i].x(),remaining[i].y()); 98 // remaining[i] = remaining.back(); 99 // remaining.pop_back(); 100 // } 101 // } 102 // VERIFY_IS_APPROX(m, refMat); 103 104 VERIFY(( test_random_setter<RandomSetter<SparseMatrixType, StdMapTraits> >(m,refMat,nonzeroCoords) )); 105 #ifdef EIGEN_UNORDERED_MAP_SUPPORT 106 VERIFY(( test_random_setter<RandomSetter<SparseMatrixType, StdUnorderedMapTraits> >(m,refMat,nonzeroCoords) )); 107 #endif 108 #ifdef _DENSE_HASH_MAP_H_ 109 VERIFY(( test_random_setter<RandomSetter<SparseMatrixType, GoogleDenseHashMapTraits> >(m,refMat,nonzeroCoords) )); 110 #endif 111 #ifdef _SPARSE_HASH_MAP_H_ 112 VERIFY(( test_random_setter<RandomSetter<SparseMatrixType, GoogleSparseHashMapTraits> >(m,refMat,nonzeroCoords) )); 113 #endif 114 115 116 // test RandomSetter 117 /*{ 118 SparseMatrixType m1(rows,cols), m2(rows,cols); 119 DenseMatrix refM1 = DenseMatrix::Zero(rows, rows); 120 initSparse<Scalar>(density, refM1, m1); 121 { 122 Eigen::RandomSetter<SparseMatrixType > setter(m2); 123 for (int j=0; j<m1.outerSize(); ++j) 124 for (typename SparseMatrixType::InnerIterator i(m1,j); i; ++i) 125 setter(i.index(), j) = i.value(); 126 } 127 VERIFY_IS_APPROX(m1, m2); 128 }*/ 129 130 131 } 132 133 void test_sparse_extra() 134 { 135 for(int i = 0; i < g_repeat; i++) { 136 int s = Eigen::internal::random<int>(1,50); 137 CALL_SUBTEST_1( sparse_extra(SparseMatrix<double>(8, 8)) ); 138 CALL_SUBTEST_2( sparse_extra(SparseMatrix<std::complex<double> >(s, s)) ); 139 CALL_SUBTEST_1( sparse_extra(SparseMatrix<double>(s, s)) ); 140 141 CALL_SUBTEST_3( sparse_extra(DynamicSparseMatrix<double>(s, s)) ); 142 // CALL_SUBTEST_3(( sparse_basic(DynamicSparseMatrix<double>(s, s)) )); 143 // CALL_SUBTEST_3(( sparse_basic(DynamicSparseMatrix<double,ColMajor,long int>(s, s)) )); 144 145 CALL_SUBTEST_3( (sparse_product<DynamicSparseMatrix<float, ColMajor> >()) ); 146 CALL_SUBTEST_3( (sparse_product<DynamicSparseMatrix<float, RowMajor> >()) ); 147 } 148 } 149