19   const Index rows = ref.rows();  in sparse_basic()  local
24   double density = (std::max)(8./(rows*cols), 0.01);  in sparse_basic()
32     SparseMatrixType m(rows, cols);  in sparse_basic()
33     DenseMatrix refMat = DenseMatrix::Zero(rows, cols);  in sparse_basic()
34     DenseVector vec1 = DenseVector::Random(rows);  in sparse_basic()
61         int i = internal::random<int>(0,rows-1);  in sparse_basic()
63         int h = internal::random<int>(1,rows-i-1);  in sparse_basic()
121       for(int r=0; r<rows; r++)  in sparse_basic()
135       DenseMatrix m1(rows,cols);  in sparse_basic()
137       SparseMatrixType m2(rows,cols);  in sparse_basic()
142         for (Index k=0; k<rows/2; ++k)  in sparse_basic()
144           Index i = internal::random<Index>(0,rows-1);  in sparse_basic()
155       DenseMatrix m1(rows,cols);  in sparse_basic()
157       SparseMatrixType m2(rows,cols);  in sparse_basic()
160       for (int k=0; k<rows*cols; ++k)  in sparse_basic()
162         Index i = internal::random<Index>(0,rows-1);  in sparse_basic()
179       DenseMatrix m1(rows,cols);  in sparse_basic()
181       SparseMatrixType m2(rows,cols);  in sparse_basic()
184       for (int k=0; k<rows*cols; ++k)  in sparse_basic()
186         Index i = internal::random<Index>(0,rows-1);  in sparse_basic()
200     DenseMatrix refMat2 = DenseMatrix::Zero(rows, rows);  in sparse_basic()
201     SparseMatrixType m2(rows, rows);  in sparse_basic()
203     Index j0 = internal::random<Index>(0,rows-1);  in sparse_basic()
204     Index j1 = internal::random<Index>(0,rows-1);  in sparse_basic()
215     SparseMatrixType m3(rows,rows);  in sparse_basic()
216     m3.reserve(VectorXi::Constant(rows,rows/2));  in sparse_basic()
217     for(Index j=0; j<rows; ++j)  in sparse_basic()
220     for(Index j=0; j<rows; ++j)  in sparse_basic()
227     for(Index j=0; j<rows; ++j)  in sparse_basic()
241     DenseMatrix refMat2 = DenseMatrix::Zero(rows, rows);  in sparse_basic()
242     SparseMatrixType m2(rows, rows);  in sparse_basic()
246     Index j0 = internal::random<Index>(0,rows-2);  in sparse_basic()
247     Index j1 = internal::random<Index>(0,rows-2);  in sparse_basic()
248     Index n0 = internal::random<Index>(1,rows-(std::max)(j0,j1));  in sparse_basic()
252       VERIFY_IS_APPROX(m2.innerVectors(j0,n0), refMat2.block(0,j0,rows,n0));  in sparse_basic()
258                       refMat2.block(0,j0,rows,n0)+refMat2.block(0,j1,rows,n0));  in sparse_basic()
274     DenseMatrix refM1 = DenseMatrix::Zero(rows, rows);  in sparse_basic()
275     DenseMatrix refM2 = DenseMatrix::Zero(rows, rows);  in sparse_basic()
276     DenseMatrix refM3 = DenseMatrix::Zero(rows, rows);  in sparse_basic()
277     DenseMatrix refM4 = DenseMatrix::Zero(rows, rows);  in sparse_basic()
278     SparseMatrixType m1(rows, rows);  in sparse_basic()
279     SparseMatrixType m2(rows, rows);  in sparse_basic()
280     SparseMatrixType m3(rows, rows);  in sparse_basic()
281     SparseMatrixType m4(rows, rows);  in sparse_basic()
320     DenseMatrix refMat2 = DenseMatrix::Zero(rows, rows);  in sparse_basic()
321     SparseMatrixType m2(rows, rows);  in sparse_basic()
333     DenseMatrix refMat2 = DenseMatrix::Zero(rows, rows);  in sparse_basic()
334     SparseMatrixType m2(rows, rows);  in sparse_basic()
336     Index j0 = internal::random<Index>(0,rows-2);  in sparse_basic()
337     Index j1 = internal::random<Index>(0,rows-2);  in sparse_basic()
338     Index n0 = internal::random<Index>(1,rows-(std::max)(j0,j1));  in sparse_basic()
342       VERIFY_IS_APPROX(m2.block(0,j0,rows,n0), refMat2.block(0,j0,rows,n0));  in sparse_basic()
348       VERIFY_IS_APPROX(m2.block(0,j0,rows,n0)+m2.block(0,j1,rows,n0),  in sparse_basic()
349                       refMat2.block(0,j0,rows,n0)+refMat2.block(0,j1,rows,n0));  in sparse_basic()
374     SparseMatrixType m2(rows, rows);  in sparse_basic()
375     DenseMatrix refM2(rows, rows);  in sparse_basic()
417     int ntriplets = rows*cols;  in sparse_basic()
419     DenseMatrix refMat(rows,cols);  in sparse_basic()
423       Index r = internal::random<Index>(0,rows-1);  in sparse_basic()
429     SparseMatrixType m(rows,cols);  in sparse_basic()
436     DenseMatrix refMat2(rows, rows), refMat3(rows, rows);  in sparse_basic()
437     SparseMatrixType m2(rows, rows), m3(rows, rows);  in sparse_basic()
467     DenseMatrix refMat2(rows, rows), refMat3(rows, rows);  in sparse_basic()
468     SparseMatrixType m2(rows, rows), m3(rows, rows);  in sparse_basic()
477     DenseMatrix refMat2 = DenseMatrix::Zero(rows, rows);  in sparse_basic()
478     SparseMatrixType m2(rows, rows);  in sparse_basic()
485     DenseMatrix refMat2 = DenseMatrix::Zero(rows, rows);  in sparse_basic()
486     SparseMatrixType m2(rows, rows);  in sparse_basic()
503         SparseMatrixType m1(rows, cols);  in sparse_basic()
504         DenseMatrix refMat1 = DenseMatrix::Zero(rows, cols);  in sparse_basic()
507         m1.conservativeResize(rows+incRows, cols+incCols);  in sparse_basic()
508         refMat1.conservativeResize(rows+incRows, cols+incCols);  in sparse_basic()
516           m1.insert(m1.rows()-1, 0) = refMat1(refMat1.rows()-1, 0) = 1;  in sparse_basic()
528     DenseMatrix refMat1 = DenseMatrix::Identity(rows, rows);  in sparse_basic()
529     SparseMatrixType m1(rows, rows);  in sparse_basic()