initial commit

2026-10-22 09:23:54 +08:00
commit 63f557a39f
4448 changed files with 584487 additions and 0 deletions
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+
+#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) {
+  //   std::cout << "alloc " << nnzPerCol*cols << "\n";
+  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);
+  //    cs_spfree(aux);
+}
+#endif  // CSPARSE
+
+#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