Homec4science
Diffusion akantu (features/30-implementing-a-checkpoint-restart-mechanism) Browse

rAKA/src/model/model_solver.hh
ee8b4be8e74bfeatures/30-implementin…

Last Change
Raw File

model_solver.hh
View Options

/**
* @file model_solver.hh
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date Wed Jul 22 10:53:10 2015
*
* @brief Class regrouping the common solve interface to the different models
*
* @section LICENSE
*
* Copyright (©) 2010-2011 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 "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;
}
__BEGIN_AKANTU__
class ModelSolver : public Parsable,
public SolverCallback,
public SynchronizerRegistry {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
ModelSolver(Mesh & mesh, const ID & id, UInt memory_id);
virtual ~ModelSolver();
/// initialize the dof manager based on solver type passed in the input file
void initDOFManager();
/// initialize the dof manager based on the used chosen solver type
void initDOFManager(const ID & solver_type);
protected:
/// initialize the dof manager based on the used chosen solver type
void initDOFManager(const ParserSection & section, const ID & solver_type);
/// Callback for the model to instantiate the matricees when needed
virtual void initSolver(__attribute__((unused)) TimeStepSolverType time_step_solver_type,
__attribute__((unused)) NonLinearSolverType non_linear_solver_type) {
}
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public:
/// solve a step using a given pre instantiated time step solver and
/// nondynamic linear solver
void solveStep(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 = _nls_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,
IntegrationScheme & integration_scheme,
IntegrationScheme::SolutionType solution_type =
IntegrationScheme::_not_defined);
/* ------------------------------------------------------------------------ */
/* SolverCallback interface */
/* ------------------------------------------------------------------------ */
public:
/// Predictor interface for the callback
virtual void predictor();
/// Corrector interface for the callback
virtual void corrector();
/// AssembleResidual interface for the callback
virtual void assembleResidual() = 0;
/// AssembleJacobian interface for the callback
virtual void assembleJacobian() = 0;
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public:
/// Default time step solver to instantiate for this model
virtual TimeStepSolverType getDefaultSolverType() const;
/// Default configurations for a given time step solver
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
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 = "");
/// set the parameter 'param' of the solver 'solver_id'
template <typename T>
void set(const ID & param, const T & value, const ID & solver_id = "");
/// get the parameter 'param' of the solver 'solver_id'
const Parameter & get(const ID & param, const ID & solver_id = "") const;
/// answer to the question "does the solver exists ?"
bool hasSolver(const ID & solver_id) const;
/// changes the current default solver
void setDefaultSolver(const ID & solver_id);
/// is a default solver defined
bool hasDefaultSolver() const;
/// is an integration scheme set for a given solver and a given dof
bool hasIntegrationScheme(const ID & solver_id, const ID & dof_id) const;
TimeStepSolver & getTimeStepSolver(const ID & solver_id = "");
NonLinearSolver & getNonLinearSolver(const ID & solver_id = "");
const TimeStepSolver & getTimeStepSolver(const ID & solver_id = "") const;
const NonLinearSolver & getNonLinearSolver(const ID & solver_id = "") const;
private:
TimeStepSolver & getSolver(const ID & solver_id);
const TimeStepSolver & getSolver(const ID & solver_id) const;
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
private:
ID parent_id;
UInt parent_memory_id;
/// Underlying mesh
Mesh & mesh;
/// Underlying dof_manager (the brain...)
DOFManager * dof_manager;
/// 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;
};
__END_AKANTU__
#endif /* __AKANTU_MODEL_SOLVER_HH__ */
c4science · Help