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fragment_manager.hh
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			/**
			* @file fragment_manager.hh
			*
			* @author Marco Vocialta <marco.vocialta@epfl.ch>
			*
			* @date creation: Thu Jan 23 2014
			* @date last modification: Tue Aug 19 2014
			*
			* @brief Group manager to handle fragments
			*
			* @section LICENSE
			*
			* Copyright (©) 2014 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/>.
			*
			*/

			/* -------------------------------------------------------------------------- */

			#ifndef __AKANTU_FRAGMENT_MANAGER_HH__
			#define __AKANTU_FRAGMENT_MANAGER_HH__

			#include "group_manager.hh"
			#include "solid_mechanics_model_cohesive.hh"

			__BEGIN_AKANTU__

			/* -------------------------------------------------------------------------- */

			class FragmentManager : public GroupManager {
			/* ------------------------------------------------------------------------ */
			/* Constructors/Destructors */
			/* ------------------------------------------------------------------------ */
			public:

			FragmentManager(SolidMechanicsModelCohesive & model,
			bool dump_data = true,
			const ID & id = "fragment_manager",
			const MemoryID & memory_id = 0);

			/* ------------------------------------------------------------------------ */
			/* Methods */
			/* ------------------------------------------------------------------------ */
			private:

			/// store mass density per integration point
			void storeMassDensityPerIntegrationPoint();

			/// integrate an elemental field multiplied by density on global
			/// fragments
			void integrateFieldOnFragments(ElementTypeMapArray<Real> & field,
			Array<Real> & output);

			/// compute fragments' mass
			void computeMass();

			/// create dump data for a single array
			template <typename T>
			void createDumpDataArray(Array<T> & data,
			std::string name,
			bool fragment_index_output = false);

			public:

			/// build fragment list (cohesive elements are considered broken if
			/// damage >= damage_limit)
			void buildFragments(Real damage_limit = 1.);

			/// compute fragments' center of mass
			void computeCenterOfMass();

			/// compute fragments' velocity
			void computeVelocity();

			/// computes principal moments of inertia with respect to the center
			/// of mass of each fragment
			void computeInertiaMoments();

			/// compute all fragments' data
			void computeAllData();

			/// compute number of elements per fragment
			void computeNbElementsPerFragment();

			/* ------------------------------------------------------------------------ */
			/* Accessors */
			/* ------------------------------------------------------------------------ */
			public:

			/// get number of fragments
			AKANTU_GET_MACRO(NbFragment, global_nb_fragment, UInt);

			/// get fragments' mass
			AKANTU_GET_MACRO(Mass, mass, const Array<Real> &);

			/// get fragments' center of mass
			AKANTU_GET_MACRO(CenterOfMass, mass_center, const Array<Real> &);

			/// get fragments' velocity
			AKANTU_GET_MACRO(Velocity, velocity, const Array<Real> &);

			/// get fragments' principal moments of inertia
			AKANTU_GET_MACRO(MomentsOfInertia, inertia_moments, const Array<Real> &);

			/// get fragments' principal directions
			AKANTU_GET_MACRO(PrincipalDirections, principal_directions, const Array<Real> &);

			/// get number of elements per fragment
			AKANTU_GET_MACRO(NbElementsPerFragment,
			nb_elements_per_fragment, const Array<UInt> &);

			/* ------------------------------------------------------------------------ */
			/* Class Members */
			/* ------------------------------------------------------------------------ */
			private:

			/// local_fragment index
			Array<UInt> fragment_index;

			/// global number of fragments (parallel simulations)
			UInt global_nb_fragment;

			/// number of fragments
			UInt nb_fragment;

			/// cohesive solid mechanics model associated
			SolidMechanicsModelCohesive & model;

			/// fragments' center of mass
			Array<Real> mass_center;

			/// fragments' mass
			Array<Real> mass;

			/// fragments' velocity
			Array<Real> velocity;

			/// fragments' principal moments of inertia with respect to the
			/// center of mass
			Array<Real> inertia_moments;

			/// fragments' principal directions
			Array<Real> principal_directions;

			/// quadrature points' coordinates
			ElementTypeMapArray<Real> quad_coordinates;

			/// mass density per quadrature point
			ElementTypeMapArray<Real> mass_density;

			/// fragment filter
			Array<UInt> nb_elements_per_fragment;

			/// dump data
			bool dump_data;

			};

			__END_AKANTU__

			#endif /* __AKANTU_FRAGMENT_MANAGER_HH__ */

rAKA/src/model/solid_mechanics/fragment_manager.hh03cb04327133bugfixes/contact_mechan…

fragment_manager.hhView Options

rAKA/src/model/solid_mechanics/fragment_manager.hh
03cb04327133bugfixes/contact_mechan…

fragment_manager.hh
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