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solid_mechanics_model_igfem.hh
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solid_mechanics_model_igfem.hh
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/**
* @file solid_mechanics_model_igfem.hh
*
* @author Aurelia Isabel Cuba Ramos <aurelia.cubaramos@epfl.ch>
*
*
* @brief solid mechanics model for IGFEM analysis
*
* @section LICENSE
*
* Copyright (©) 2010-2012, 2014 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
*/
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_SOLID_MECHANICS_MODEL_IGFEM_HH__
#define __AKANTU_SOLID_MECHANICS_MODEL_IGFEM_HH__
#include "solid_mechanics_model.hh"
#include "solid_mechanics_model_event_handler.hh"
#include "igfem_enrichment.hh"
/* -------------------------------------------------------------------------- */
__BEGIN_AKANTU__
/* -------------------------------------------------------------------------- */
struct SolidMechanicsModelIGFEMOptions : public SolidMechanicsModelOptions {
SolidMechanicsModelIGFEMOptions(AnalysisMethod analysis_method = _static,
bool no_init_materials = false,
bool moving_interface = false) :
SolidMechanicsModelOptions(analysis_method, no_init_materials),
moving_interface(moving_interface) { }
bool moving_interface;
};
extern const SolidMechanicsModelIGFEMOptions default_solid_mechanics_model_igfem_options;
/* -------------------------------------------------------------------------- */
/* Solid Mechanics Model for IGFEM analysis */
/* -------------------------------------------------------------------------- */
class SolidMechanicsModelIGFEM : public SolidMechanicsModel,
public SolidMechanicsModelEventHandler,
public IGFEMEnrichment{
public:
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
typedef FEEngineTemplate<IntegratorGauss, ShapeLagrange, _ek_igfem> MyFEEngineIGFEMType;
SolidMechanicsModelIGFEM(Mesh & mesh,
UInt spatial_dimension = _all_dimensions,
const ID & id = "solid_mechanics_model_igfem",
const MemoryID & memory_id = 0);
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();
///allocate all vectors
virtual void initArrays();
private:
/// compute the real values of displacement, force, etc. on the enriched nodes
void computeRealNodalFields();
/* ------------------------------------------------------------------------ */
/* 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,
const ElementKind & element_kind,
bool padding_flag);
virtual dumper::Field * createElementalField(const std::string & field_name,
const std::string & group_name,
bool padding_flag,
const UInt & spatial_dimension,
const ElementKind & kind);
/* -------------------------------------------------------------------------- */
/* Accessors */
/* -------------------------------------------------------------------------- */
public:
/// get the array of igfem nodes
virtual const Array<Real> & getIGFEMNodes() {
return *igfem_nodes;
}
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
private:
/// real displacements array
Array<Real> * real_displacement;
/// real forces array
Array<Real> * real_force;
/// real residuals array
Array<Real> * real_residual;
/// IGFEM values at nodes
Array<Real> * igfem_nodes;
/// interface can move throughout the analysis
bool moving_interface;
};
/* -------------------------------------------------------------------------- */
/* 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; }
private:
UInt fallback_value_igfem;
};
__END_AKANTU__
#endif /* __AKANTU_SOLID_MECHANICS_MODEL_IGFEM_HH__ */

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