/usr/include/dolfin/la/TrilinosPreconditioner.h is in libdolfin-dev 2017.2.0.post0-2.
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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 | // Copyright (C) 2015 Chris Richardson
//
// 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: 2012-11-09
// Last changed:
#ifndef __TRILINOS_PRECONDITIONER_H
#define __TRILINOS_PRECONDITIONER_H
#ifdef HAS_TRILINOS
#include <memory>
namespace dolfin
{
class BelosKrylovSolver;
class TpetraMatrix;
/// This class provides a common base for Trilinos preconditioners.
class TrilinosPreconditioner
{
public:
/// Constructor
TrilinosPreconditioner()
{}
/// Destructor
~TrilinosPreconditioner()
{}
/// Set this preconditioner on a solver
virtual void set(BelosKrylovSolver& solver) = 0;
/// Initialise this preconditioner with the operator P
virtual void init(std::shared_ptr<const TpetraMatrix> P) = 0;
};
}
#endif
#endif
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