/usr/include/dolfin/la/CoordinateMatrix.h is in libdolfin-dev 1.4.0+dfsg-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 | // Copyright (C) 2011 Garth N. Wells
//
// This file is part of DOLFIN.
//
// DOLFIN is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// DOLFIN is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with DOLFIN. If not, see <http://www.gnu.org/licenses/>.
//
// First added: 2011-10-16
// Last changed:
#ifndef __DOLFIN_COORDINATE_MATRIX_H
#define __DOLFIN_COORDINATE_MATRIX_H
#include <string>
#include <vector>
#include <dolfin/common/types.h>
#include <dolfin/common/MPI.h>
namespace dolfin
{
// Forward declarations
class GenericMatrix;
/// Coordinate sparse matrix.
class CoordinateMatrix
{
public:
/// Constructor
CoordinateMatrix(const GenericMatrix& A, bool symmetric, bool base_one);
/// Destructor
virtual ~CoordinateMatrix() {}
std::size_t size(std::size_t dim) const
{ return _size[dim]; }
const std::vector<std::size_t>& rows() const
{ return _rows; }
const std::vector<std::size_t>& columns() const
{ return _cols; }
const std::vector<double>& values() const
{ return _vals; }
/// Return norm of matrix
double norm(std::string norm_type) const;
MPI_Comm mpi_comm() const
{ return _mpi_comm; }
bool base_one() const
{ return _base_one; }
private:
// MPI communicator
MPI_Comm _mpi_comm;
// Row and column indices
std::vector<std::size_t> _rows;
std::vector<std::size_t> _cols;
// Storage of values
std::vector<double> _vals;
// Gobal size
std::size_t _size[2];
// Symmetric storage
const bool _symmetric;
// Array base (C/Fortran)
const bool _base_one;
};
}
#endif
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