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rAKA/src/model/model_couplers/coupler_solid_contact.hh
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coupler_solid_contact.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 "contact_mechanics_model.hh"
#include "solid_mechanics_model.hh"
#if defined(AKANTU_COHESIVE_ELEMENT)
#include "solid_mechanics_model_cohesive.hh"
#endif
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_COUPLER_SOLID_CONTACT_HH__
#define __AKANTU_COUPLER_SOLID_CONTACT_HH__
/* ------------------------------------------------------------------------ */
/* Coupling : Solid Mechanics / Contact Mechanics */
/* ------------------------------------------------------------------------ */
namespace akantu {
/* -------------------------------------------------------------------------- */
template <class SolidMechanicsModelType>
class CouplerSolidContactTemplate : public Model,
public DataAccessor<Element>,
public DataAccessor<Idx> {
static_assert(
std::is_base_of<SolidMechanicsModel, SolidMechanicsModelType>::value,
"SolidMechanicsModelType should be derived from SolidMechanicsModel");
/* ------------------------------------------------------------------------ */
/* Constructor/Destructor */
/* ------------------------------------------------------------------------ */
public:
CouplerSolidContactTemplate(
Mesh & mesh, Int dim = _all_dimensions,
const ID & id = "coupler_solid_contact",
std::shared_ptr<DOFManager> dof_manager = nullptr);
~CouplerSolidContactTemplate() override;
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
protected:
/// initialize completely the model
void initFullImpl(const ModelOptions & options) override;
/// get some default values for derived classes
std::tuple<ID, TimeStepSolverType>
getDefaultSolverID(const AnalysisMethod & method) override;
/* ------------------------------------------------------------------------ */
/* Solver Interface */
/* ------------------------------------------------------------------------ */
public:
/// assembles the contact stiffness matrix
virtual void assembleStiffnessMatrix();
/// assembles the contant internal forces
virtual void assembleInternalForces();
#if defined(AKANTU_COHESIVE_ELEMENT)
template <class Model_ = SolidMechanicsModelType,
std::enable_if_t<std::is_same<
Model_, SolidMechanicsModelCohesive>::value> * = nullptr>
UInt checkCohesiveStress() {
return solid->checkCohesiveStress();
}
#endif
template <typename FunctorType> inline void applyBC(FunctorType && func) {
solid->applyBC(std::forward<decltype(func)>(func));
}
template <class FunctorType>
inline void applyBC(FunctorType && func, const std::string & group_name) {
solid->applyBC(std::forward<decltype(func)>(func), group_name);
}
template <class FunctorType>
inline void applyBC(FunctorType && func, const ElementGroup & element_group) {
solid->applyBC(std::forward<decltype(func)>(func), element_group);
}
protected:
/// callback for the solver, this adds f_{ext} - f_{int} to the residual
void assembleResidual() override;
/// callback for the solver, this adds f_{ext} or f_{int} to the residual
void assembleResidual(const ID & residual_part) override;
bool canSplitResidual() const override { return true; }
/// get the type of matrix needed
MatrixType getMatrixType(const ID & matrix_id) const override;
/// callback for the solver, this assembles different matrices
void assembleMatrix(const ID & matrix_id) override;
/// callback for the solver, this assembles the stiffness matrix
void assembleLumpedMatrix(const ID & matrix_id) override;
/// callback for the solver, this is called at beginning of solve
void predictor() override;
/// callback for the solver, this is called at end of solve
void corrector() override;
/// 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;
/// callback for the model to instantiate the matricess when needed
void initSolver(TimeStepSolverType time_step_solver_type,
NonLinearSolverType non_linear_solver_type) override;
/* ------------------------------------------------------------------------ */
/* Mass matrix for solid mechanics model */
/* ------------------------------------------------------------------------ */
public:
/// assemble the lumped mass matrix
void assembleMassLumped();
/// assemble the mass matrix for consistent mass resolutions
void assembleMass();
protected:
/// assemble the lumped mass matrix for local and ghost elements
void assembleMassLumped(GhostType ghost_type);
/// assemble the mass matrix for either _ghost or _not_ghost elements
void assembleMass(GhostType ghost_type);
protected:
/* ------------------------------------------------------------------------ */
TimeStepSolverType getDefaultSolverType() const override;
/* ------------------------------------------------------------------------ */
ModelSolverOptions
getDefaultSolverOptions(const TimeStepSolverType & type) const override;
public:
bool isDefaultSolverExplicit() { return method == _explicit_lumped_mass; }
/* ------------------------------------------------------------------------ */
public:
// DataAccessor<Element>
[[nodiscard]] Int
getNbData(const Array<Element> & /*elements*/,
const SynchronizationTag & /*tag*/) const override {
return 0;
}
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 {}
// DataAccessor<UInt> nodes
[[nodiscard]] Int
getNbData(const Array<Idx> & /*nodes*/,
const SynchronizationTag & /*tag*/) const override {
return 0;
}
void packData(CommunicationBuffer & /*buffer*/, const Array<Idx> & /*nodes*/,
const SynchronizationTag & /*tag*/) const override {}
void unpackData(CommunicationBuffer & /*buffer*/,
const Array<Idx> & /*nodes*/,
const SynchronizationTag & /*tag*/) override {}
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public:
/// get the solid mechanics model
#if defined(AKANTU_COHESIVE_ELEMENT)
template <class Model_ = SolidMechanicsModelType,
std::enable_if_t<std::is_same<
Model_, SolidMechanicsModelCohesive>::value> * = nullptr>
SolidMechanicsModelCohesive & getSolidMechanicsModelCohesive() {
return *solid;
}
#endif
template <class Model_ = SolidMechanicsModelType,
std::enable_if_t<
std::is_same<Model_, SolidMechanicsModel>::value> * = nullptr>
SolidMechanicsModelType & getSolidMechanicsModel() {
return *solid;
}
/// get the contact mechanics model
AKANTU_GET_MACRO(ContactMechanicsModel, *contact, ContactMechanicsModel &)
void deactivateContact() { is_contact_active = false; }
void activateContact() { is_contact_active = true; }
[[nodiscard]] Real getStableTimeStep() const {
return solid->getStableTimeStep();
}
[[nodiscard]] Array<Real> & getExternalForce() {
return solid->getExternalForce();
}
[[nodiscard]] Array<Real> & getMass() { return solid->getExternalForce(); }
[[nodiscard]] Array<Real> & getContactForce() {
return solid->getInternalForce();
}
[[nodiscard]] ContactDetector & getContactDetector() {
return contact->getContactDetector();
}
/* ------------------------------------------------------------------------ */
/* 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>
createNodalFieldInt(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;
void dump(const std::string & dumper_name) override;
void dump(const std::string & dumper_name, Int step) override;
void dump(const std::string & dumper_name, Real time, Int step) override;
void dump() override;
void dump(Int step) override;
void dump(Real time, Int step) override;
/* ------------------------------------------------------------------------ */
/* Members */
/* ------------------------------------------------------------------------ */
private:
/// solid mechanics model
std::unique_ptr<SolidMechanicsModelType> solid;
/// contact mechanics model
std::unique_ptr<ContactMechanicsModel> contact;
Int step;
bool is_contact_active{true};
};
using CouplerSolidContact = CouplerSolidContactTemplate<SolidMechanicsModel>;
} // namespace akantu
#include "coupler_solid_contact_tmpl.hh"
#endif /* __COUPLER_SOLID_CONTACT_HH__ */
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