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Thu, Oct 31, 12:01

non_linear_solver_lumped.hh
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/**
* @file non_linear_solver_lumped.hh
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Fri Jun 18 2010
* @date last modification: Wed Jan 31 2018
*
* @brief Default implementation of NonLinearSolver, in case no external
* library
* is there to do the job
*
* @section LICENSE
*
* Copyright (©) 2010-2018 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* Akantu 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.
*
* Akantu 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 Akantu. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#include "non_linear_solver.hh"
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_NON_LINEAR_SOLVER_LUMPED_HH__
#define __AKANTU_NON_LINEAR_SOLVER_LUMPED_HH__
namespace akantu {
class DOFManagerDefault;
}
namespace akantu {
class NonLinearSolverLumped : public NonLinearSolver {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
NonLinearSolverLumped(DOFManagerDefault & dof_manager,
const NonLinearSolverType & non_linear_solver_type,
const ID & id = "non_linear_solver_lumped",
UInt memory_id = 0);
~NonLinearSolverLumped() override;
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public:
/// Function that solve the non linear system described by the dof manager and
/// the solver callback functions
void solve(SolverCallback & solver_callback) override;
static void solveLumped(const Array<Real> & A, Array<Real> & x,
const Array<Real> & b,
const Array<bool> & blocked_dofs, Real alpha);
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
private:
DOFManagerDefault & dof_manager;
/// Coefficient to apply between x and A^{-1} b
Real alpha;
};
} // akantu
#endif /* __AKANTU_NON_LINEAR_SOLVER_LUMPED_HH__ */

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