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model_solver.hh
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/**
* Copyright (©) 2010-2023 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* This file is part of Akantu
*
* 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 "aka_common.hh"
#include "integration_scheme.hh"
#include "parsable.hh"
#include "solver_callback.hh"
#include "synchronizer_registry.hh"
/* -------------------------------------------------------------------------- */
#include <set>
/* -------------------------------------------------------------------------- */
#ifndef AKANTU_MODEL_SOLVER_HH_
#define AKANTU_MODEL_SOLVER_HH_
namespace akantu {
class Mesh;
class DOFManager;
class TimeStepSolver;
class NonLinearSolver;
struct ModelSolverOptions;
} // namespace akantu
namespace akantu {
class ModelSolver : public Parsable,
public SolverCallback,
public SynchronizerRegistry {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
ModelSolver(Mesh & mesh, const ModelType & type, const ID & id);
/// initialize the dof manager based on solver type passed in the input file
std::shared_ptr<DOFManager>
initDOFManager(const std::shared_ptr<DOFManager> & dof_manager = nullptr);
/// initialize the dof manager based on the used chosen solver type
std::shared_ptr<DOFManager> initDOFManager(const ID & solver_type);
protected:
/// initialize the dof manager based on the used chosen solver type
std::shared_ptr<DOFManager> initDOFManager(const ParserSection & section,
const ID & solver_type);
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public:
/// Callback for the model to instantiate the matricees when needed
virtual void initSolver(TimeStepSolverType /*time_step_solver_type*/,
NonLinearSolverType /*non_linear_solver_type*/) {}
/// get the section in the input file (if it exsits) corresponding to this
/// model
std::tuple<ParserSection, bool> getParserSection();
/// solve a step using a given pre instantiated time step solver and
/// non linear solver
virtual void solveStep(const ID & solver_id = "");
/// solve a step using a given pre instantiated time step solver and
/// non linear solver with a user defined callback instead of the
/// model itself /!\ This can mess up everything
virtual void solveStep(SolverCallback & callback, const ID & solver_id = "");
/// Initialize a time solver that can be used afterwards with its id
void getNewSolver(
const ID & solver_id, TimeStepSolverType time_step_solver_type,
NonLinearSolverType non_linear_solver_type = NonLinearSolverType::_auto);
/// set an integration scheme for a given dof and a given solver
void
setIntegrationScheme(const ID & solver_id, const ID & dof_id,
const IntegrationSchemeType & integration_scheme_type,
IntegrationScheme::SolutionType solution_type =
IntegrationScheme::_not_defined);
/// set an externally instantiated integration scheme
void
setIntegrationScheme(const ID & solver_id, const ID & dof_id,
std::unique_ptr<IntegrationScheme> & integration_scheme,
IntegrationScheme::SolutionType solution_type =
IntegrationScheme::_not_defined);
/* ------------------------------------------------------------------------ */
/* SolverCallback interface */
/* ------------------------------------------------------------------------ */
public:
/// Predictor interface for the callback
void predictor() override;
/// Corrector interface for the callback
void corrector() override;
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public:
/// Default time step solver to instantiate for this model
[[nodiscard]] virtual TimeStepSolverType getDefaultSolverType() const;
/// Default configurations for a given time step solver
[[nodiscard]] virtual ModelSolverOptions
getDefaultSolverOptions(const TimeStepSolverType & type) const;
/// get access to the internal dof manager
DOFManager & getDOFManager() { return *this->dof_manager; }
/// get the time step of a given solver
[[nodiscard]] Real getTimeStep(const ID & solver_id = "") const;
/// set the time step of a given solver
virtual void setTimeStep(Real time_step, const ID & solver_id = "");
/// answer to the question "does the solver exists ?"
[[nodiscard]] bool hasSolver(const ID & solver_id) const;
/// changes the current default solver
void setDefaultSolver(const ID & solver_id);
/// is a default solver defined
[[nodiscard]] bool hasDefaultSolver() const;
/// is an integration scheme set for a given solver and a given dof
[[nodiscard]] bool hasIntegrationScheme(const ID & solver_id,
const ID & dof_id) const;
[[nodiscard]] TimeStepSolver & getTimeStepSolver(const ID & solver_id = "");
[[nodiscard]] NonLinearSolver & getNonLinearSolver(const ID & solver_id = "");
[[nodiscard]] const TimeStepSolver &
getTimeStepSolver(const ID & solver_id = "") const;
[[nodiscard]] const NonLinearSolver &
getNonLinearSolver(const ID & solver_id = "") const;
/// get id of model
AKANTU_GET_MACRO(ID, id, const ID &)
private:
[[nodiscard]] TimeStepSolver & getSolver(const ID & solver_id);
[[nodiscard]] const TimeStepSolver & getSolver(const ID & solver_id) const;
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
protected:
ModelType model_type;
/// Underlying dof_manager (the brain...)
std::shared_ptr<DOFManager> dof_manager;
ID id;
private:
/// Underlying mesh
Mesh & mesh;
/// Default time step solver to use
ID default_solver_id;
};
struct ModelSolverOptions {
NonLinearSolverType non_linear_solver_type;
std::map<ID, IntegrationSchemeType> integration_scheme_type;
std::map<ID, IntegrationScheme::SolutionType> solution_type;
};
} // namespace akantu
#endif /* AKANTU_MODEL_SOLVER_HH_ */

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