| |
|
| | #include <Eigen/Sparse> |
| | #include <bench/BenchTimer.h> |
| | #include <set> |
| |
|
| | using namespace std; |
| | using namespace Eigen; |
| | using namespace Eigen; |
| |
|
| | #ifndef SIZE |
| | #define SIZE 1024 |
| | #endif |
| |
|
| | #ifndef DENSITY |
| | #define DENSITY 0.01 |
| | #endif |
| |
|
| | #ifndef SCALAR |
| | #define SCALAR double |
| | #endif |
| |
|
| | typedef SCALAR Scalar; |
| | typedef Matrix<Scalar,Dynamic,Dynamic> DenseMatrix; |
| | typedef Matrix<Scalar,Dynamic,1> DenseVector; |
| | typedef SparseMatrix<Scalar> EigenSparseMatrix; |
| |
|
| | void fillMatrix(float density, int rows, int cols, EigenSparseMatrix& dst) |
| | { |
| | dst.reserve(double(rows)*cols*density); |
| | for(int j = 0; j < cols; j++) |
| | { |
| | for(int i = 0; i < rows; i++) |
| | { |
| | Scalar v = (internal::random<float>(0,1) < density) ? internal::random<Scalar>() : 0; |
| | if (v!=0) |
| | dst.insert(i,j) = v; |
| | } |
| | } |
| | dst.finalize(); |
| | } |
| |
|
| | void fillMatrix2(int nnzPerCol, int rows, int cols, EigenSparseMatrix& dst) |
| | { |
| | |
| | dst.reserve(nnzPerCol*cols); |
| | for(int j = 0; j < cols; j++) |
| | { |
| | std::set<int> aux; |
| | for(int i = 0; i < nnzPerCol; i++) |
| | { |
| | int k = internal::random<int>(0,rows-1); |
| | while (aux.find(k)!=aux.end()) |
| | k = internal::random<int>(0,rows-1); |
| | aux.insert(k); |
| |
|
| | dst.insert(k,j) = internal::random<Scalar>(); |
| | } |
| | } |
| | dst.finalize(); |
| | } |
| |
|
| | void eiToDense(const EigenSparseMatrix& src, DenseMatrix& dst) |
| | { |
| | dst.setZero(); |
| | for (int j=0; j<src.cols(); ++j) |
| | for (EigenSparseMatrix::InnerIterator it(src.derived(), j); it; ++it) |
| | dst(it.index(),j) = it.value(); |
| | } |
| |
|
| | #ifndef NOGMM |
| | #include "gmm/gmm.h" |
| | typedef gmm::csc_matrix<Scalar> GmmSparse; |
| | typedef gmm::col_matrix< gmm::wsvector<Scalar> > GmmDynSparse; |
| | void eiToGmm(const EigenSparseMatrix& src, GmmSparse& dst) |
| | { |
| | GmmDynSparse tmp(src.rows(), src.cols()); |
| | for (int j=0; j<src.cols(); ++j) |
| | for (EigenSparseMatrix::InnerIterator it(src.derived(), j); it; ++it) |
| | tmp(it.index(),j) = it.value(); |
| | gmm::copy(tmp, dst); |
| | } |
| | #endif |
| |
|
| | #ifndef NOMTL |
| | #include <boost/numeric/mtl/mtl.hpp> |
| | typedef mtl::compressed2D<Scalar, mtl::matrix::parameters<mtl::tag::col_major> > MtlSparse; |
| | typedef mtl::compressed2D<Scalar, mtl::matrix::parameters<mtl::tag::row_major> > MtlSparseRowMajor; |
| | void eiToMtl(const EigenSparseMatrix& src, MtlSparse& dst) |
| | { |
| | mtl::matrix::inserter<MtlSparse> ins(dst); |
| | for (int j=0; j<src.cols(); ++j) |
| | for (EigenSparseMatrix::InnerIterator it(src.derived(), j); it; ++it) |
| | ins[it.index()][j] = it.value(); |
| | } |
| | #endif |
| |
|
| | #ifdef CSPARSE |
| | extern "C" { |
| | #include "cs.h" |
| | } |
| | void eiToCSparse(const EigenSparseMatrix& src, cs* &dst) |
| | { |
| | cs* aux = cs_spalloc (0, 0, 1, 1, 1); |
| | for (int j=0; j<src.cols(); ++j) |
| | for (EigenSparseMatrix::InnerIterator it(src.derived(), j); it; ++it) |
| | if (!cs_entry(aux, it.index(), j, it.value())) |
| | { |
| | std::cout << "cs_entry error\n"; |
| | exit(2); |
| | } |
| | dst = cs_compress(aux); |
| | |
| | } |
| | #endif |
| |
|
| | #ifndef NOUBLAS |
| | #include <boost/numeric/ublas/vector.hpp> |
| | #include <boost/numeric/ublas/matrix.hpp> |
| | #include <boost/numeric/ublas/io.hpp> |
| | #include <boost/numeric/ublas/triangular.hpp> |
| | #include <boost/numeric/ublas/vector_sparse.hpp> |
| | #include <boost/numeric/ublas/matrix_sparse.hpp> |
| | #include <boost/numeric/ublas/vector_of_vector.hpp> |
| | #include <boost/numeric/ublas/operation.hpp> |
| |
|
| | typedef boost::numeric::ublas::compressed_matrix<Scalar,boost::numeric::ublas::column_major> UBlasSparse; |
| |
|
| | void eiToUblas(const EigenSparseMatrix& src, UBlasSparse& dst) |
| | { |
| | dst.resize(src.rows(), src.cols(), false); |
| | for (int j=0; j<src.cols(); ++j) |
| | for (EigenSparseMatrix::InnerIterator it(src.derived(), j); it; ++it) |
| | dst(it.index(),j) = it.value(); |
| | } |
| |
|
| | template <typename EigenType, typename UblasType> |
| | void eiToUblasVec(const EigenType& src, UblasType& dst) |
| | { |
| | dst.resize(src.size()); |
| | for (int j=0; j<src.size(); ++j) |
| | dst[j] = src.coeff(j); |
| | } |
| | #endif |
| |
|
| | #ifdef OSKI |
| | extern "C" { |
| | #include <oski/oski.h> |
| | } |
| | #endif |
| |
|