BenchSparseUtil.h
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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;
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 
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
Matrix< Scalar, Dynamic, Dynamic > DenseMatrix
SCALAR Scalar
Definition: bench_gemm.cpp:33
void eiToMtl(const EigenSparseMatrix &src, MtlSparse &dst)
ArrayXcf v
Definition: Cwise_arg.cpp:1
SparseMatrix< Scalar > EigenSparseMatrix
Namespace containing all symbols from the Eigen library.
Definition: jet.h:637
Definition: Half.h:150
void eiToUblasVec(const EigenType &src, UblasType &dst)
Index rows() const
Definition: SparseMatrix.h:136
void fillMatrix2(int nnzPerCol, int rows, int cols, EigenSparseMatrix &dst)
Matrix< Scalar, Dynamic, 1 > DenseVector
void eiToDense(const EigenSparseMatrix &src, DenseMatrix &dst)
void eiToUblas(const EigenSparseMatrix &src, UBlasSparse &dst)
mtl::compressed2D< Scalar, mtl::matrix::parameters< mtl::tag::col_major > > MtlSparse
Index cols() const
Definition: SparseMatrix.h:138
Scalar & insert(Index row, Index col)
Base::InnerIterator InnerIterator
Definition: SparseMatrix.h:112
gmm::csc_matrix< Scalar > GmmSparse
#define SCALAR
void fillMatrix(float density, int rows, int cols, EigenSparseMatrix &dst)
const Derived & derived() const
SCALAR Scalar
void reserve(Index reserveSize)
Definition: SparseMatrix.h:262
boost::numeric::ublas::compressed_matrix< Scalar, boost::numeric::ublas::column_major > UBlasSparse
gmm::col_matrix< gmm::wsvector< Scalar > > GmmDynSparse
int EIGEN_BLAS_FUNC() copy(int *n, RealScalar *px, int *incx, RealScalar *py, int *incy)
Definition: level1_impl.h:29
void eiToGmm(const EigenSparseMatrix &src, GmmSparse &dst)
std::ptrdiff_t j
mtl::compressed2D< Scalar, mtl::matrix::parameters< mtl::tag::row_major > > MtlSparseRowMajor


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autogenerated on Sat May 8 2021 02:41:42