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tamaas/src/solvers/condat.hh
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condat.hh
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/**
* @file
* @section LICENSE
*
* Copyright (©) 2016-2020 EPFL (École Polytechnique Fédérale de Lausanne),
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#ifndef __CONDAT_HH__
#define __CONDAT_HH__
/* -------------------------------------------------------------------------- */
#include "kato.hh"
/* -------------------------------------------------------------------------- */
namespace tamaas {
class Condat : public Kato {
public:
/// Constructor
Condat(Model& model, const GridBase<Real>& surface, Real tolerance,
Real mu);
public:
/// Solve
Real solve(GridBase<Real>& p0, Real grad_step);
private:
/// Template for solve function
template <model_type type>
Real solveTmpl(GridBase<Real>& p0, Real grad_step);
/// Update gap
template <UInt comp>
void updateGap(Real sigma, Real grad_step, GridBase<Real>& q);
/// Update Lagrange multiplier q
template <UInt comp>
void updateLagrange(GridBase<Real>& q, GridBase<Real>& p0);
private:
std::unique_ptr<GridBase<Real>> pressure_old = nullptr;
};
} // namespace tamaas
#endif // __CONDAT_HH__
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