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contact_mechanics_model.hh
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			/**
			* @file contact_mechanics_model.hh
			*
			* @author Mohit Pundir <mohit.pundir@epfl.ch>
			*
			* @date creation: Tue Jul 27 2010
			* @date last modification: Wed Feb 21 2018
			*
			* @brief Model of Contact Mechanics
			*
			* @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 "data_accessor.hh"
			#include "model.hh"
			#include "fe_engine.hh"
			#include "contact_detector.hh"
			/* -------------------------------------------------------------------------- */

			#ifndef __AKANTU_CONTACT_MECHANICS_MODEL_HH__
			#define __AKANTU_CONTACT_MECHANICS_MODEL_HH__

			namespace akantu {
			class Resolution;
			template <ElementKind kind, class IntegrationOrderFunctor>
			class IntegratorGauss;
			template <ElementKind kind> class ShapeLagrange;
			} // namespace akantu

			/* -------------------------------------------------------------------------- */
			namespace akantu {

			/* -------------------------------------------------------------------------- */
			class ContactMechanicsModel :
			public Model,
			public DataAccessor<Element>,
			public DataAccessor<UInt> {

			/* ------------------------------------------------------------------------ */
			/* Constructors/Destructors */
			/* ------------------------------------------------------------------------ */

			using MyFEEngineType = FEEngineTemplate<IntegratorGauss, ShapeLagrange>;

			public:
			ContactMechanicsModel(Mesh & mesh, UInt spatial_dimension = _all_dimensions,
			const ID & id = "contact_mechanics_model",
			const MemoryID & memory_id = 0,
			const ModelType model_type = ModelType::_contact_mechanics_model);

			ContactMechanicsModel(Mesh & mesh, Array<Real> & positions, UInt spatial_dimension = _all_dimensions,
			const ID & id = "contact_mechanics_model",
			const MemoryID & memory_id = 0,
			const ModelType model_type = ModelType::_contact_mechanics_model);


			~ContactMechanicsModel() override;

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

			/// allocate all vectors
			void initSolver(TimeStepSolverType, NonLinearSolverType) override;

			/// initialize all internal arrays for resolutions
			void initResolutions();

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

			/// call back for the solver, computes the force residual
			void assembleResidual() override;

			/// 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;

			/// get some default values for derived classes
			std::tuple<ID, TimeStepSolverType>
			getDefaultSolverID(const AnalysisMethod & method) override;

			ModelSolverOptions
			getDefaultSolverOptions(const TimeStepSolverType & type) const;

			/// function to print the containt of the class
			void printself(std::ostream & stream, int indent = 0) const override;

			/* ------------------------------------------------------------------------ */
			/* Contact Detection */
			/* ------------------------------------------------------------------------ */
			public:
			void search();

			/* ------------------------------------------------------------------------ */
			/* Contact Resolution */
			/* ------------------------------------------------------------------------ */
			public:
			/// register an empty contact resolution of a given type
			Resolution & registerNewResolution(const ID & res_name, const ID & res_type,
			const ID & opt_param);

			protected:
			/// register a resolution in the dynamic database
			Resolution & registerNewResolution(const ParserSection & res_section);

			/// read the resolution files to instantiate all the resolutions
			void instantiateResolutions();

			/* ------------------------------------------------------------------------ */
			/* Solver Interface */
			/* ------------------------------------------------------------------------ */
			public:
			/// assembles the contact stiffness matrix
			virtual void assembleStiffnessMatrix();

			/// assembles the contant internal forces
			virtual void assembleInternalForces();

			/* ------------------------------------------------------------------------ */
			/* Accessors */
			/* ------------------------------------------------------------------------ */
			protected:

			FEEngine & getFEEngineBoundary(const ID & name = "") override;

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

			dumper::Field * createNodalFieldBool(const std::string & field_name,
			const std::string & group_name,
			bool padding_flag) 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);


			/* ------------------------------------------------------------------------ */
			/* Data Accessor inherited members */
			/* ------------------------------------------------------------------------ */
			public:
			UInt 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;

			UInt getNbData(const Array<UInt> & dofs,
			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;


			protected:
			/// contact detection class
			friend class ContactDetector;

			/// contact resolution class
			friend class Resolution;

			/* ------------------------------------------------------------------------ */
			/* Accessors */
			/* ------------------------------------------------------------------------ */
			public:
			/// get the ContactMechanics::contact_force vector (internal forces)
			AKANTU_GET_MACRO(InternalForce, *contact_force, Array<Real> &);

			AKANTU_GET_MACRO(BlockedDOFs, *blocked_dofs, Array<Real> &);

			AKANTU_GET_MACRO(Gaps, *gaps, Array<Real> &);

			/// get the contat map
			inline std::map<UInt, ContactElement> & getContactMap() { return contact_map; }

			/* ------------------------------------------------------------------------ */
			/* Class Members */
			/* ------------------------------------------------------------------------ */
			private:
			/// tells if the resolutions are instantiated
			bool are_resolutions_instantiated;

			/// contact forces array
			Array<Real> * contact_force{nullptr};

			/// boundary vector
			Array<Real> * blocked_dofs{nullptr};

			/// gaps vector
			Array<Real> * gaps{nullptr};

			/// contact detection
			std::unique_ptr<ContactDetector> detector;

			/// list of contact resolutions
			std::vector<std::unique_ptr<Resolution>> resolutions;

			/// mapping between resolution name and resolution internal id
			std::map<std::string, UInt> resolutions_names_to_id;

			/// mapping between slave node its respective contact element
			std::map<UInt, ContactElement> contact_map;
			};


			} // namespace akantu

			/* ------------------------------------------------------------------------ */
			/* inline functions */
			/* ------------------------------------------------------------------------ */
			#include "resolution.hh"
			#include "parser.hh"
			/* ------------------------------------------------------------------------ */



			#endif /* __AKANTU_CONTACT_MECHANICS_MODEL_HH__ */

rAKA/src/model/contact_mechanics/contact_mechanics_model.hh41eba414c55efeatures/quad_point_syn…

contact_mechanics_model.hhView Options

rAKA/src/model/contact_mechanics/contact_mechanics_model.hh
41eba414c55efeatures/quad_point_syn…

contact_mechanics_model.hh
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