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coupler_solid_phasefield.hh
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			/**
			* @file solid_phase_coupler.hh
			*
			* @author Mohit Pundir <mohit.pundir@epfl.ch>
			*
			* @date creation: Fri Sep 28 2018
			* @date last modification: Fri Sep 28 2018
			*
			* @brief class for coupling of solid mechancis and phasefield model
			*
			* @section LICENSE
			*
			* Copyright (©) 2010-2018 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 "boundary_condition.hh"
			#include "data_accessor.hh"
			#include "fe_engine.hh"
			#include "material.hh"
			#include "material_phasefield.hh"
			#include "model.hh"
			#include "phase_field_model.hh"
			#include "solid_mechanics_model.hh"
			#include "sparse_matrix.hh"
			#include "time_step_solver.hh"
			/* -------------------------------------------------------------------------- */

			#ifndef __AKANTU_COUPLER_SOLID_PHASEFIELD_HH__
			#define __AKANTU_COUPLER_SOLID_PHASEFIELD_HH__

			/* ------------------------------------------------------------------------ */
			/* Coupling : Solid Mechanics / PhaseField */
			/* ------------------------------------------------------------------------ */
			namespace akantu {
			template <ElementKind kind, class IntegrationOrderFunctor>
			class IntegratorGauss;
			template <ElementKind kind> class ShapeLagrange;
			class DOFManager;
			} // namespace akantu

			namespace akantu {

			class CouplerSolidPhaseField
			: public Model,
			public DataAccessor<Element>,
			public DataAccessor<UInt>,
			public BoundaryCondition<CouplerSolidPhaseField> {

			/* ------------------------------------------------------------------------ */
			/* Constructor/Destructors */
			/* ------------------------------------------------------------------------ */

			using MyFEEngineType = FEEngineTemplate<IntegratorGauss, ShapeLagrange>;

			public:
			CouplerSolidPhaseField(
			Mesh & mesh, UInt spatial_dimension = _all_dimensions,
			const ID & id = "coupler_solid_phasefield",
			const MemoryID & memory_id = 0,
			const ModelType model_type = ModelType::_coupler_solid_phasefield);

			~CouplerSolidPhaseField() override;

			/* ------------------------------------------------------------------------ */
			/* Methods */
			/* ------------------------------------------------------------------------ */
			protected:
			/// initialize the complete model
			void initFullImpl(const ModelOptions & options) override;

			/// initialize the modelType
			void initModel() 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();

			public:
			/// computes damage on quad points for solid mechanics model from
			/// damage array from phasefield model
			void computeDamageOnQuadPoints(const GhostType &);

			/// computes strain on quadrature points for phasefield model from
			/// displacement gradient from solid mechanics model
			void computeStrainOnQuadPoints(const GhostType & ghost_type);

			/// solve the coupled model
			void solve();

			private:
			/// computes small strain from displacement gradient
			void gradUToEpsilon(const Matrix<Real> & grad_u, Matrix<Real> & epsilon);

			/// test the convergence criteria
			bool checkConvergence(Array<Real> &, Array<Real> &, Array<Real> &,
			Array<Real> &);

			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() override { return true; }

			/// get the type of matrix needed
			MatrixType getMatrixType(const ID & matrix_id) 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 model to instantiate the matricess when needed
			void initSolver(TimeStepSolverType, NonLinearSolverType) override;

			/// solve the coupled model
			//void solveStep(const ID & solver_id = "") override;

			/// 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
			//void solveStep(SolverCallback & callback, const ID & solver_id = "") 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;

			public:
			bool isDefaultSolverExplicit() { return method == _explicit_lumped_mass; }

			/* ------------------------------------------------------------------------ */
			public:
			// DataAccessor<Element>
			UInt getNbData(const Array<Element> &,
			const SynchronizationTag &) const override;
			void packData(CommunicationBuffer &, const Array<Element> &,
			const SynchronizationTag &) const override;
			void unpackData(CommunicationBuffer &, const Array<Element> &,
			const SynchronizationTag &) override;

			UInt getNbData(const Array<UInt> & indexes,
			const SynchronizationTag & tag) const override {}

			void packData(CommunicationBuffer & buffer, const Array<UInt> & dofs,
			const SynchronizationTag & tag) const override{}

			void unpackData(CommunicationBuffer & buffer, const Array<UInt> & dofs,
			const SynchronizationTag & tag) override {}


			/* ------------------------------------------------------------------------ */
			/* Accessors */
			/* ------------------------------------------------------------------------ */
			public:
			FEEngine & getFEEngineBoundary(const ID & name = "") override;

			/* ------------------------------------------------------------------------ */
			/* Accessors */
			/* ------------------------------------------------------------------------ */
			public:
			/// return the dimension of the system space
			AKANTU_GET_MACRO(SpatialDimension, Model::spatial_dimension, UInt);

			/// get the solid mechanics model
			AKANTU_GET_MACRO(SolidMechanicsModel, *solid, SolidMechanicsModel &);

			/// get the contact mechanics model
			AKANTU_GET_MACRO(PhaseFieldModel, *phasefield, PhaseFieldModel &);

			/* ------------------------------------------------------------------------ */
			/* Dumpable interface */
			/* ------------------------------------------------------------------------ */
			public:
			std::shared_ptr<dumper::Field>
			createNodalFieldReal(const std::string & field_name,
			const std::string & group_name,
			bool padding_flag) override;

			std::shared_ptr<dumper::Field>
			createNodalFieldBool(const std::string & field_name,
			const std::string & group_name,
			bool padding_flag) override;

			std::shared_ptr<dumper::Field>
			createElementalField(const std::string & field_name,
			const std::string & group_name, bool padding_flag,
			const UInt & spatial_dimension,
			const ElementKind & kind) override;

			virtual void dump(const std::string & dumper_name);

			virtual void dump(const std::string & dumper_name, UInt step);

			virtual void dump(const std::string & dumper_name, Real time, UInt step);

			void dump() override;

			virtual void dump(UInt step);

			virtual void dump(Real time, UInt step);

			/* ------------------------------------------------------------------------ */
			/* Members */
			/* ------------------------------------------------------------------------ */
			private:
			/// solid mechanics model
			SolidMechanicsModel * solid{nullptr};

			/// phasefield model
			PhaseFieldModel * phasefield{nullptr};

			Array<Real> * displacement{nullptr};

			///
			Array<Real> * displacement_increment{nullptr};

			/// external forces array
			Array<Real> * external_force{nullptr};
			};

			} // namespace akantu

			#endif /* __AKANTU_COUPLER_SOLID_PHASEFIELD_HH__ */

rAKA/src/model/model_couplers/coupler_solid_phasefield.hhdb48e749ac96bugfixes/ci_deploy_fixes

coupler_solid_phasefield.hhView Options

rAKA/src/model/model_couplers/coupler_solid_phasefield.hh
db48e749ac96bugfixes/ci_deploy_fixes

coupler_solid_phasefield.hh
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