Brian Silverman | 72890c2 | 2015-09-19 14:37:37 -0400 | [diff] [blame] | 1 | |
| 2 | #include <Eigen/Sparse> |
| 3 | #include <bench/BenchTimer.h> |
| 4 | #include <set> |
| 5 | |
| 6 | using namespace std; |
| 7 | using namespace Eigen; |
| 8 | using namespace Eigen; |
| 9 | |
| 10 | #ifndef SIZE |
| 11 | #define SIZE 1024 |
| 12 | #endif |
| 13 | |
| 14 | #ifndef DENSITY |
| 15 | #define DENSITY 0.01 |
| 16 | #endif |
| 17 | |
| 18 | #ifndef SCALAR |
| 19 | #define SCALAR double |
| 20 | #endif |
| 21 | |
| 22 | typedef SCALAR Scalar; |
| 23 | typedef Matrix<Scalar,Dynamic,Dynamic> DenseMatrix; |
| 24 | typedef Matrix<Scalar,Dynamic,1> DenseVector; |
| 25 | typedef SparseMatrix<Scalar> EigenSparseMatrix; |
| 26 | |
| 27 | void fillMatrix(float density, int rows, int cols, EigenSparseMatrix& dst) |
| 28 | { |
| 29 | dst.reserve(double(rows)*cols*density); |
| 30 | for(int j = 0; j < cols; j++) |
| 31 | { |
| 32 | for(int i = 0; i < rows; i++) |
| 33 | { |
| 34 | Scalar v = (internal::random<float>(0,1) < density) ? internal::random<Scalar>() : 0; |
| 35 | if (v!=0) |
| 36 | dst.insert(i,j) = v; |
| 37 | } |
| 38 | } |
| 39 | dst.finalize(); |
| 40 | } |
| 41 | |
| 42 | void fillMatrix2(int nnzPerCol, int rows, int cols, EigenSparseMatrix& dst) |
| 43 | { |
| 44 | // std::cout << "alloc " << nnzPerCol*cols << "\n"; |
| 45 | dst.reserve(nnzPerCol*cols); |
| 46 | for(int j = 0; j < cols; j++) |
| 47 | { |
| 48 | std::set<int> aux; |
| 49 | for(int i = 0; i < nnzPerCol; i++) |
| 50 | { |
| 51 | int k = internal::random<int>(0,rows-1); |
| 52 | while (aux.find(k)!=aux.end()) |
| 53 | k = internal::random<int>(0,rows-1); |
| 54 | aux.insert(k); |
| 55 | |
| 56 | dst.insert(k,j) = internal::random<Scalar>(); |
| 57 | } |
| 58 | } |
| 59 | dst.finalize(); |
| 60 | } |
| 61 | |
| 62 | void eiToDense(const EigenSparseMatrix& src, DenseMatrix& dst) |
| 63 | { |
| 64 | dst.setZero(); |
| 65 | for (int j=0; j<src.cols(); ++j) |
| 66 | for (EigenSparseMatrix::InnerIterator it(src.derived(), j); it; ++it) |
| 67 | dst(it.index(),j) = it.value(); |
| 68 | } |
| 69 | |
| 70 | #ifndef NOGMM |
| 71 | #include "gmm/gmm.h" |
| 72 | typedef gmm::csc_matrix<Scalar> GmmSparse; |
| 73 | typedef gmm::col_matrix< gmm::wsvector<Scalar> > GmmDynSparse; |
| 74 | void eiToGmm(const EigenSparseMatrix& src, GmmSparse& dst) |
| 75 | { |
| 76 | GmmDynSparse tmp(src.rows(), src.cols()); |
| 77 | for (int j=0; j<src.cols(); ++j) |
| 78 | for (EigenSparseMatrix::InnerIterator it(src.derived(), j); it; ++it) |
| 79 | tmp(it.index(),j) = it.value(); |
| 80 | gmm::copy(tmp, dst); |
| 81 | } |
| 82 | #endif |
| 83 | |
| 84 | #ifndef NOMTL |
| 85 | #include <boost/numeric/mtl/mtl.hpp> |
| 86 | typedef mtl::compressed2D<Scalar, mtl::matrix::parameters<mtl::tag::col_major> > MtlSparse; |
| 87 | typedef mtl::compressed2D<Scalar, mtl::matrix::parameters<mtl::tag::row_major> > MtlSparseRowMajor; |
| 88 | void eiToMtl(const EigenSparseMatrix& src, MtlSparse& dst) |
| 89 | { |
| 90 | mtl::matrix::inserter<MtlSparse> ins(dst); |
| 91 | for (int j=0; j<src.cols(); ++j) |
| 92 | for (EigenSparseMatrix::InnerIterator it(src.derived(), j); it; ++it) |
| 93 | ins[it.index()][j] = it.value(); |
| 94 | } |
| 95 | #endif |
| 96 | |
| 97 | #ifdef CSPARSE |
| 98 | extern "C" { |
| 99 | #include "cs.h" |
| 100 | } |
| 101 | void eiToCSparse(const EigenSparseMatrix& src, cs* &dst) |
| 102 | { |
| 103 | cs* aux = cs_spalloc (0, 0, 1, 1, 1); |
| 104 | for (int j=0; j<src.cols(); ++j) |
| 105 | for (EigenSparseMatrix::InnerIterator it(src.derived(), j); it; ++it) |
| 106 | if (!cs_entry(aux, it.index(), j, it.value())) |
| 107 | { |
| 108 | std::cout << "cs_entry error\n"; |
| 109 | exit(2); |
| 110 | } |
| 111 | dst = cs_compress(aux); |
| 112 | // cs_spfree(aux); |
| 113 | } |
| 114 | #endif // CSPARSE |
| 115 | |
| 116 | #ifndef NOUBLAS |
| 117 | #include <boost/numeric/ublas/vector.hpp> |
| 118 | #include <boost/numeric/ublas/matrix.hpp> |
| 119 | #include <boost/numeric/ublas/io.hpp> |
| 120 | #include <boost/numeric/ublas/triangular.hpp> |
| 121 | #include <boost/numeric/ublas/vector_sparse.hpp> |
| 122 | #include <boost/numeric/ublas/matrix_sparse.hpp> |
| 123 | #include <boost/numeric/ublas/vector_of_vector.hpp> |
| 124 | #include <boost/numeric/ublas/operation.hpp> |
| 125 | |
| 126 | typedef boost::numeric::ublas::compressed_matrix<Scalar,boost::numeric::ublas::column_major> UBlasSparse; |
| 127 | |
| 128 | void eiToUblas(const EigenSparseMatrix& src, UBlasSparse& dst) |
| 129 | { |
| 130 | dst.resize(src.rows(), src.cols(), false); |
| 131 | for (int j=0; j<src.cols(); ++j) |
| 132 | for (EigenSparseMatrix::InnerIterator it(src.derived(), j); it; ++it) |
| 133 | dst(it.index(),j) = it.value(); |
| 134 | } |
| 135 | |
| 136 | template <typename EigenType, typename UblasType> |
| 137 | void eiToUblasVec(const EigenType& src, UblasType& dst) |
| 138 | { |
| 139 | dst.resize(src.size()); |
| 140 | for (int j=0; j<src.size(); ++j) |
| 141 | dst[j] = src.coeff(j); |
| 142 | } |
| 143 | #endif |
| 144 | |
| 145 | #ifdef OSKI |
| 146 | extern "C" { |
| 147 | #include <oski/oski.h> |
| 148 | } |
| 149 | #endif |