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rAKA/src/model/phase_field/phasefield.hh
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phasefield.hh
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/**
* @file phasefield.hh
*
* @author Mohit Pundir <mohit.pundir@epfl.ch>
*
* @date creation: Mon Mar 2 2020
* @date last modification: Mon Mar 2 2020
*
* @brief Mother class for all phasefield laws
*
* @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 "aka_factory.hh"
#include "data_accessor.hh"
#include "parsable.hh"
#include "parser.hh"
/* -------------------------------------------------------------------------- */
#include "internal_field.hh"
#include "random_internal_field.hh"
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_PHASEFIELD_HH__
#define __AKANTU_PHASEFIELD_HH__
/* -------------------------------------------------------------------------- */
namespace akantu {
class Model;
class PhaseFieldModel;
class PhaseField;
} // namespace akantu
namespace akantu {
template<typename T>
using InternalPhaseField = InternalFieldTmpl<PhaseField, T>;
using PhaseFieldFactory =
Factory<PhaseField, ID, UInt, const ID &, PhaseFieldModel &, const ID &>;
class PhaseField : public DataAccessor<Element>,
public Parsable {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
PhaseField(const PhaseField & phase) = delete;
PhaseField & operator=(const PhaseField & phase) = delete;
/// Initialize phasefield with defaults
PhaseField(PhaseFieldModel & model, const ID & id = "");
/// Initialize phasefield with custom mesh & fe_engine
PhaseField(PhaseFieldModel & model, UInt dim, const Mesh & mesh,
FEEngine & fe_engine, const ID & id = "");
/// Destructor
~PhaseField() override;
protected:
void initialize();
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public:
template <typename T> void registerInternal(InternalPhaseField<T> & /*vect*/) {
AKANTU_TO_IMPLEMENT();
}
template <typename T> void unregisterInternal(InternalPhaseField<T> & /*vect*/) {
AKANTU_TO_IMPLEMENT();
}
/// initialize the phasefield computed parameter
virtual void initPhaseField();
///
virtual void beforeSolveStep();
///
virtual void afterSolveStep();
/// assemble the residual for this phasefield
virtual void assembleInternalForces(GhostType ghost_type);
/// assemble the stiffness matrix for this phasefield
virtual void assembleStiffnessMatrix(GhostType ghost_type);
/// compute the driving force for this phasefield
virtual void computeAllDrivingForces(GhostType ghost_type = _not_ghost);
/// save the phi in the phi internal field if needed
virtual void savePreviousState();
/// add an element to the local mesh filter
inline UInt addElement(const ElementType & type, UInt element,
const GhostType & ghost_type);
inline UInt addElement(const Element & element);
/// function to print the contain of the class
void printself(std::ostream & stream, int indent = 0) const override;
protected:
/// resize the internals arrrays
virtual void resizeInternals();
/// function called to updatet the internal parameters when the
/// modifiable parameters are modified
virtual void updateInternalParameters();
// constitutive law for driving force
virtual void computeDrivingForce(const ElementType & /* el_type */,
GhostType /* ghost_type */ = _not_ghost) {
AKANTU_TO_IMPLEMENT();
}
/* ------------------------------------------------------------------------ */
/* DataAccessor inherited members */
/* ------------------------------------------------------------------------ */
public:
inline UInt getNbData(const Array<Element> & elements,
const SynchronizationTag & tag) const override;
inline void packData(CommunicationBuffer & buffer,
const Array<Element> & elements,
const SynchronizationTag & tag) const override;
inline void unpackData(CommunicationBuffer & buffer,
const Array<Element> & elements,
const SynchronizationTag & tag) override;
template <typename T>
inline void packElementDataHelper(const ElementTypeMapArray<T> & data_to_pack,
CommunicationBuffer & buffer,
const Array<Element> & elements,
const ID & fem_id = ID()) const;
template <typename T>
inline void unpackElementDataHelper(ElementTypeMapArray<T> & data_to_unpack,
CommunicationBuffer & buffer,
const Array<Element> & elements,
const ID & fem_id = ID());
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public:
AKANTU_GET_MACRO(Name, name, const std::string &);
AKANTU_GET_MACRO(Model, model, const PhaseFieldModel &)
AKANTU_GET_MACRO(ID, id, const ID &);
AKANTU_GET_MACRO_BY_ELEMENT_TYPE_CONST(Strain, strain, Real);
AKANTU_GET_MACRO(Strain, strain, const ElementTypeMapArray<Real> &);
AKANTU_GET_MACRO_NOT_CONST(Strain, strain, ElementTypeMapArray<Real> &);
AKANTU_GET_MACRO_BY_ELEMENT_TYPE_CONST(Damage, damage, Real);
AKANTU_GET_MACRO_NOT_CONST(Damage, damage, ElementTypeMapArray<Real> &);
AKANTU_GET_MACRO(Damage, damage, const ElementTypeMapArray<Real> &);
AKANTU_GET_MACRO_BY_ELEMENT_TYPE_CONST(ElementFilter, element_filter, UInt);
AKANTU_GET_MACRO(ElementFilter, element_filter,
const ElementTypeMapArray<UInt> &);
template <typename T>
const InternalPhaseField<T> & getInternal(const ID & id) const;
template <typename T> InternalPhaseField<T> & getInternal(const ID & id);
template <typename T>
inline bool isInternal(const ID & id, const ElementKind & element_kind) const;
template <typename T> inline void setParam(const ID & param, T value);
inline const Parameter & getParam(const ID & param) const;
template <typename T>
void flattenInternal(const std::string & field_id,
ElementTypeMapArray<T> & internal_flat,
const GhostType ghost_type = _not_ghost,
ElementKind element_kind = _ek_not_defined) const;
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
protected:
/// boolean to know if the material has been initialized
bool is_init;
std::map<ID, InternalPhaseField<Real> *> internal_vectors_real;
std::map<ID, InternalPhaseField<UInt> *> internal_vectors_uint;
std::map<ID, InternalPhaseField<bool> *> internal_vectors_bool;
protected:
ID id;
/// Link to the fem object in the model
FEEngine & fem;
/// phasefield name
std::string name;
/// The model to whch the phasefield belong
PhaseFieldModel & model;
/// length scale parameter
Real l0;
/// critical energy release rate
Real g_c;
/// Young's modulus
Real E;
/// Poisson ratio
Real nu;
/// Lame's first parameter
Real lambda;
/// Lame's second paramter
Real mu;
/// spatial dimension
UInt spatial_dimension;
/// list of element handled by the phasefield
ElementTypeMapArray<UInt> element_filter;
/// damage arrays ordered by element types
InternalPhaseField<Real> damage;
/// phi arrays ordered by element types
InternalPhaseField<Real> phi;
/// strain arrays ordered by element types
InternalPhaseField<Real> strain;
/// driving force ordered by element types
InternalPhaseField<Real> driving_force;
/// damage energy ordered by element types
InternalPhaseField<Real> damage_energy;
/// damage energy density ordered by element types
InternalPhaseField<Real> damage_energy_density;
};
/// standard output stream operator
inline std::ostream & operator<<(std::ostream & stream,
const PhaseField & _this) {
_this.printself(stream);
return stream;
}
} // namespace akantu
#include "phasefield_inline_impl.cc"
#include "internal_field_tmpl.hh"
#include "random_internal_field_tmpl.hh"
/* -------------------------------------------------------------------------- */
/* -------------------------------------------------------------------------- */
/* Auto loop */
/* -------------------------------------------------------------------------- */
/// This can be used to automatically write the loop on quadrature points in
/// functions such as computeStress. This macro in addition to write the loop
/// provides two tensors (matrices) sigma and grad_u
#define PHASEFIELD_PHI_QUADRATURE_POINT_LOOP_BEGIN(el_type, ghost_type) \
auto && strain_view = \
make_view(this->strain(el_type, ghost_type), this->spatial_dimension, \
this->spatial_dimension); \
auto phi_view = \
make_view(this->phi(el_type, ghost_type)); \
auto && phi_hist_view = \
make_view(this->phi.previous(el_type, ghost_type)); \
\
for (auto && data : zip(strain_view, phi_view, phi_hist_view)) { \
[[gnu::unused]] Matrix<Real> & strain_q = std::get<0>(data); \
[[gnu::unused]] Real & phi_q = std::get<1>(data); \
[[gnu::unused]] Real & phi_hist_q = std::get<2>(data);
#define PHASEFIELD_PHI_QUADRATURE_POINT_LOOP_END }
#define PHASEFIELD_ENERGY_QUADRATURE_POINT_LOOP_BEGIN(el_type, ghost_type) \
auto && eng_den_view = \
make_view(this->damage_energy_density(el_type, ghost_type)); \
auto phi_view = \
make_view(this->phi(el_type, ghost_type)); \
\
for (auto && data : zip(eng_den_view, phi_view)) { \
[[gnu::unused]] Real & dam_eng_density = std::get<0>(data); \
[[gnu::unused]] Real & phi_q = std::get<1>(data);
#define PHASEFIELD_ENERGY_QUADRATURE_POINT_LOOP_END }
#define INSTANTIATE_PHASEFIELD_ONLY(phase_name) \
template class phase_name<1>; \
template class phase_name<2>; \
template class phase_name<3>
#define PHASEFIELD_DEFAULT_PER_DIM_ALLOCATOR(id, phase_name) \
[](UInt dim, const ID &, PhaseFieldModel & model, \
const ID & id) -> std::unique_ptr<PhaseField> { \
switch (dim) { \
case 1: \
case 2: \
case 3: \
return std::make_unique<phase_name>(model, id); \
default: \
AKANTU_EXCEPTION("The dimension " \
<< dim << "is not a valid dimension for the phasefield " \
<< #id); \
} \
}
#define INSTANTIATE_PHASEFIELD(id, phase_name) \
static bool phasefield_is_alocated_##id [[gnu::unused]] = \
PhaseFieldFactory::getInstance().registerAllocator( \
#id, PHASEFIELD_DEFAULT_PER_DIM_ALLOCATOR(id, phase_name))
#endif
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