Homec4science
Diffusion akantu (features/72-czm-stability-improvements-in-explicit-dynamics) Browse

rAKA/src/model/phase_field/phase_field_model.hh
a67b29746942features/72-czm…

Last Change
Raw File

phase_field_model.hh
View Options

/**
* Copyright (©) 2018-2023 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 "boundary_condition.hh"
#include "constitutive_laws_handler.hh"
#include "fe_engine.hh"
#include "model.hh"
#include "phasefield_selector.hh"
/* -------------------------------------------------------------------------- */
#ifndef AKANTU_PHASE_FIELD_MODEL_HH_
#define AKANTU_PHASE_FIELD_MODEL_HH_
namespace akantu {
class PhaseField;
template <ElementKind kind, class IntegrationOrderFuntor> class IntegratorGauss;
template <ElementKind kind> class ShapeLagrange;
} // namespace akantu
/* -------------------------------------------------------------------------- */
namespace akantu {
/* -------------------------------------------------------------------------- */
class PhaseFieldModel : public ConstitutiveLawsHandler<PhaseField, Model>,
public BoundaryCondition<PhaseFieldModel> {
using Parent = ConstitutiveLawsHandler<PhaseField, Model>;
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
using FEEngineType = FEEngineTemplate<IntegratorGauss, ShapeLagrange>;
PhaseFieldModel(Mesh & mesh, Int dim = _all_dimensions,
const ID & id = "phase_field_model",
std::shared_ptr<DOFManager> dof_manager = nullptr,
ModelType model_type = ModelType::_phase_field_model);
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
protected:
/// generic function to initialize everything ready for explicit dynamics
void initFullImpl(const ModelOptions & options) override;
/// allocate all vectors
void initSolver(TimeStepSolverType /*unused*/,
NonLinearSolverType /*unused*/) override;
/// predictor
void predictor() override;
/// corrector
void corrector() override;
/// compute the heat flux
void assembleResidual() override;
/// get the type of matrix needed
[[nodiscard]] MatrixType getMatrixType(const ID & /*unused*/) const override;
/// callback to assemble a Matrix
void assembleMatrix(const ID & /*unused*/) override;
/// callback to assemble a lumped Matrix
void assembleLumpedMatrix(const ID & /*unused*/) override;
protected:
/* ------------------------------------------------------------------------ */
[[nodiscard]] TimeStepSolverType getDefaultSolverType() const override;
std::tuple<ID, TimeStepSolverType>
getDefaultSolverID(const AnalysisMethod & method) override;
[[nodiscard]] ModelSolverOptions
getDefaultSolverOptions(const TimeStepSolverType & type) const override;
/// set the element_id_by_phasefield and add the elements to the good
/// phasefields
void
assignPhaseFieldToElements(const ElementTypeMapArray<Idx> * filter = nullptr);
/* ------------------------------------------------------------------------ */
/* Methods for static */
/* ------------------------------------------------------------------------ */
public:
/// assembles the phasefield stiffness matrix
virtual void assembleStiffnessMatrix();
/// compute the internal forces
virtual void assembleInternalForces();
// compute the internal forces
void assembleInternalForces(GhostType ghost_type);
/* ------------------------------------------------------------------------ */
/* Methods for dynamic */
/* ------------------------------------------------------------------------ */
public:
/// set the stable timestep
void setTimeStep(Real time_step, const ID & solver_id = "") override;
protected:
/// callback for the solver, this is called at beginning of solve
void beforeSolveStep() override;
/// callback for the solver, this is called at end of solve
void afterSolveStep(bool converged = true) override;
void computeNonLocalContribution(GhostType /*ghost_type*/) override{};
/* ------------------------------------------------------------------------ */
/* Data Accessor inherited members */
/* ------------------------------------------------------------------------ */
public:
[[nodiscard]] Int getNbData(const Array<Element> & elements,
const SynchronizationTag & tag) const override;
void packData(CommunicationBuffer & buffer, const Array<Element> & elements,
const SynchronizationTag & tag) const override;
void unpackData(CommunicationBuffer & buffer, const Array<Element> & elements,
const SynchronizationTag & tag) override;
[[nodiscard]] Int getNbData(const Array<Idx> & indexes,
const SynchronizationTag & tag) const override;
void packData(CommunicationBuffer & buffer, const Array<Idx> & indexes,
const SynchronizationTag & tag) const override;
void unpackData(CommunicationBuffer & buffer, const Array<Idx> & indexes,
const SynchronizationTag & tag) override;
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public:
/// return the damage array
AKANTU_GET_MACRO_DEREF_PTR(Damage, damage);
AKANTU_GET_MACRO_DEREF_PTR_NOT_CONST(Damage, damage);
/// get the PhaseFieldModel::internal_force vector (internal forces)
AKANTU_GET_MACRO_DEREF_PTR(InternalForce, internal_force);
AKANTU_GET_MACRO_DEREF_PTR_NOT_CONST(InternalForce, internal_force);
/// get the PhaseFieldModel::external_force vector (external forces)
AKANTU_GET_MACRO_DEREF_PTR(ExternalForce, external_force);
AKANTU_GET_MACRO_DEREF_PTR_NOT_CONST(ExternalForce, external_force);
/// get the PhaseFieldModel::blocked_dofs vector
AKANTU_GET_MACRO_DEREF_PTR(BlockedDOFs, blocked_dofs);
/// get the PhaseFieldModel::blocked_dofs vector
AKANTU_GET_MACRO_DEREF_PTR_NOT_CONST(BlockedDOFs, blocked_dofs);
/// Returns the total dissipated energy
[[nodiscard]] virtual Real getEnergy(const ID & energy_id = "dissipated");
/// Compute dissipated energy for an individual element
[[nodiscard]] virtual Real getEnergy(const ID & energy_id,
const Element & element);
/// Compute dissipated energy for an element group
[[nodiscard]] virtual Real getEnergy(const ID & energy_id,
const ID & group_id);
FEEngine & getFEEngineBoundary(const ID & name = "") override;
void
setPhaseFieldSelector(const std::shared_ptr<PhaseFieldSelector> & selector) {
this->setConstitutiveLawSelector(selector);
}
PhaseField & getPhaseField(const ID & id) { return getConstitutiveLaw(id); }
PhaseField & getPhaseField(Idx id) { return getConstitutiveLaw(id); }
[[nodiscard]] const PhaseField & getPhaseField(const ID & id) const {
return getConstitutiveLaw(id);
}
[[nodiscard]] const PhaseField & getPhaseField(Idx id) const {
return getConstitutiveLaw(id);
}
/* ------------------------------------------------------------------------ */
/* Dumpable Interface */
/* ------------------------------------------------------------------------ */
public:
std::shared_ptr<dumpers::Field>
createNodalFieldReal(const std::string & field_name,
const std::string & group_name,
bool padding_flag) override;
std::shared_ptr<dumpers::Field>
createNodalFieldBool(const std::string & field_name,
const std::string & group_name,
bool padding_flag) override;
std::shared_ptr<dumpers::Field>
createElementalField(const std::string & field_name,
const std::string & group_name, bool padding_flag,
Int spatial_dimension, ElementKind kind) override;
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
private:
/// number of iterations
Int n_iter;
/// damage array
std::unique_ptr<Array<Real>> damage;
/// damage array at the previous time step
std::unique_ptr<Array<Real>> previous_damage;
/// boundary vector
std::unique_ptr<Array<bool>> blocked_dofs;
/// external force vector
std::unique_ptr<Array<Real>> external_force;
/// residuals array
std::unique_ptr<Array<Real>> internal_force;
};
} // namespace akantu
#include "phasefield.hh"
/* -------------------------------------------------------------------------- */
/* inline functions */
/* -------------------------------------------------------------------------- */
#include "phase_field_model_inline_impl.hh"
/* -------------------------------------------------------------------------- */
#endif
c4science · Help