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tamaas/src/model/elasto_plastic/residual.hh
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/**
* @file
*
* @author Lucas Frérot <lucas.frerot@epfl.ch>
*
* @section LICENSE
*
* Copyright (©) 2017 EPFL (Ecole Polytechnique Fédérale de
* Lausanne) Laboratory (LSMS - Laboratoire de Simulation en Mécanique des
* Solides)
*
* Tamaas 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.
*
* Tamaas 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 Tamaas. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#ifndef RESIDUAL_HH
#define RESIDUAL_HH
/* -------------------------------------------------------------------------- */
#include "isotropic_hardening.hh"
#include "model_type.hh"
#include "mindlin.hh"
#include "boussinesq.hh"
/* -------------------------------------------------------------------------- */
namespace tamaas {
/* -------------------------------------------------------------------------- */
/**
* @brief Residual manager
*/
class Residual {
public:
/// Constructor
Residual(Model* model) : model(model) {}
/// Destructor
virtual ~Residual() = default;
// Pure virtual methods
public:
/// Compute the residual vector for a given strain increment
virtual void computeResidual(GridBase<Real>& strain_increment) = 0;
/// Compute the stresses for a given strain increment
virtual void computeStress(GridBase<Real>& strain_increment) = 0;
/// Update the plastic state
virtual void updateState(GridBase<Real>& converged_strain_increment) = 0;
/// Get residual vector
virtual const GridBase<Real>& getVector() const = 0;
/// Get plastic strain
virtual const GridBase<Real>& getPlasticStrain() const = 0;
/// Get stresses
virtual const GridBase<Real>& getStress() const = 0;
// Accessors
public:
Model& getModel() { return *model; }
protected:
Model* model;
};
/**
* @brief Templated residual manager
*/
template <model_type type>
class ResidualTemplate : public Residual {
using trait = model_type_traits<type>;
static constexpr UInt dim = trait::dimension;
public:
ResidualTemplate(Model * model, Real sigma_0, Real h);
// Implementation
public:
/// Compute the residual vector for a given strain increment
void computeResidual(GridBase<Real>& strain_increment) override;
/// Compute the stresses for a given strain increment
void computeStress(GridBase<Real>& strain_increment) override;
/// Update the plastic state
void updateState(GridBase<Real>& converged_strain_increment) override;
// Accessors
public:
/// Get residual vector
const GridBase<Real>& getVector() const override { return residual; }
/// Get plastic strain
const GridBase<Real>& getPlasticStrain() const override {
return hardening.getPlasticStrain();
}
/// Get stresses
const GridBase<Real>& getStress() const override { return stress; }
protected:
IsotropicHardening<type> hardening;
IntegralOperator *hypersingular = nullptr, *boundary = nullptr;
Grid<Real, dim> strain, stress, residual, tmp;
};
/* -------------------------------------------------------------------------- */
} // namespace tamaas
#endif // RESIDUAL_HH
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