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solid_mechanics_model_igfem.hh
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/**
* 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/>.
*/
/* -------------------------------------------------------------------------- */
#ifndef AKANTU_SOLID_MECHANICS_MODEL_IGFEM_HH_
#define AKANTU_SOLID_MECHANICS_MODEL_IGFEM_HH_
#include "global_ids_updater.hh"
#include "igfem_enrichment.hh"
#include "solid_mechanics_model.hh"
#include "solid_mechanics_model_event_handler.hh"
/* -------------------------------------------------------------------------- */
namespace akantu {
/* -------------------------------------------------------------------------- */
struct SolidMechanicsModelIGFEMOptions : public SolidMechanicsModelOptions {
SolidMechanicsModelIGFEMOptions(AnalysisMethod analysis_method = _static,
bool no_init_materials = false)
: SolidMechanicsModelOptions(analysis_method, no_init_materials) {}
};
extern const SolidMechanicsModelIGFEMOptions
default_solid_mechanics_model_igfem_options;
/* -------------------------------------------------------------------------- */
/* Solid Mechanics Model for IGFEM analysis */
/* -------------------------------------------------------------------------- */
class SolidMechanicsModelIGFEM : public SolidMechanicsModel,
public SolidMechanicsModelEventHandler,
public IGFEMEnrichment {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
typedef FEEngineTemplate<IntegratorGauss, ShapeLagrange, _ek_igfem>
MyFEEngineIGFEMType;
typedef std::map<Element, Element> ElementMap;
typedef std::map<ElementKind, FEEngine *> FEEnginesPerKindMap;
SolidMechanicsModelIGFEM(Mesh & mesh, Int spatial_dimension = _all_dimensions,
const ID & id = "solid_mechanics_model_igfem");
virtual ~SolidMechanicsModelIGFEM();
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public:
/// initialize the cohesive model
virtual void initFull(const ModelOptions & options =
default_solid_mechanics_model_igfem_options);
/// initialize the model
virtual void initModel();
/// initialize igfem material
virtual void initMaterials();
/// register the tags associated with the parallel synchronizer
virtual void initParallel(MeshPartition * partition,
DataAccessor * data_accessor = NULL);
/// allocate all vectors
virtual void initArrays();
/// transfer internals from old to new elements
void transferInternalValues(const ID & internal,
std::vector<Element> & new_elements,
Array<Real> & added_quads,
Array<Real> & internal_values);
/// compute the barycenter for a sub-element
inline void getSubElementBarycenter(UInt element, UInt sub_element,
ElementType type,
Vector<Real> & barycenter,
GhostType ghost_type) const;
/// apply a constant eigen_grad_u on all quadrature points of a given material
virtual void applyEigenGradU(const Matrix<Real> & prescribed_eigen_grad_u,
const ID & material_name,
const GhostType ghost_type = _not_ghost);
private:
/// compute the real values of displacement, force, etc. on the enriched nodes
void computeValuesOnEnrichedNodes();
/* ------------------------------------------------------------------------ */
/* Mesh Event Handler inherited members */
/* ------------------------------------------------------------------------ */
protected:
virtual void onNodesAdded(const Array<UInt> & nodes_list,
const NewNodesEvent & event);
virtual void onNodesRemoved(const Array<UInt> & element_list,
const Array<UInt> & new_numbering,
const RemovedNodesEvent & event);
virtual void onElementsAdded(const Array<Element> & nodes_list,
const NewElementsEvent & event);
virtual void
onElementsRemoved(const Array<Element> & element_list,
const ElementTypeMapArray<UInt> & new_numbering,
const RemovedElementsEvent & event);
/* ------------------------------------------------------------------------ */
/* Dumpable interface */
/* ------------------------------------------------------------------------ */
public:
virtual void onDump();
virtual void addDumpGroupFieldToDumper(const std::string & dumper_name,
const std::string & field_id,
const std::string & group_name,
ElementKind element_kind,
bool padding_flag);
virtual dumpers::Field * createElementalField(const std::string & field_name,
const std::string & group_name,
bool padding_flag,
const UInt & spatial_dimension,
ElementKind kind);
virtual dumpers::Field * createNodalFieldReal(const std::string & field_name,
const std::string & group_name,
bool padding_flag);
/* --------------------------------------------------------------------------
*/
/* Accessors */
/* --------------------------------------------------------------------------
*/
public:
/// get the fe-engines per kind
AKANTU_GET_MACRO(FEEnginesPerKind, fe_engines_per_kind,
const FEEnginesPerKindMap &);
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
private:
/// real displacements array
Array<Real> * real_displacement;
/// real forces array
Array<Real> * real_force;
/// real residuals array
Array<Real> * real_residual;
/// map between and new elements (needed when the interface is moving)
ElementMap element_map;
/// global connectivity ids updater
GlobalIdsUpdater * global_ids_updater;
/// map between element kind and corresponding FEEngine object
FEEnginesPerKindMap fe_engines_per_kind;
};
/* -------------------------------------------------------------------------- */
/* IGFEMMaterialSelector */
/* -------------------------------------------------------------------------- */
class DefaultMaterialIGFEMSelector : public DefaultMaterialSelector {
public:
DefaultMaterialIGFEMSelector(const SolidMechanicsModelIGFEM & model)
: DefaultMaterialSelector(model.getMaterialByElement()),
fallback_value_igfem(0) {}
virtual UInt operator()(const Element & element) {
if (Mesh::getKind(element.type) == _ek_igfem)
return fallback_value_igfem;
else
return DefaultMaterialSelector::operator()(element);
}
void setIGFEMFallback(UInt f) { this->fallback_value_igfem = f; }
protected:
UInt fallback_value_igfem;
};
} // namespace akantu
#if defined(AKANTU_INCLUDE_INLINE_IMPL)
#include "solid_mechanics_model_igfem_inline_impl.hh"
#endif
#endif /* AKANTU_SOLID_MECHANICS_MODEL_IGFEM_HH_ */
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