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internal_field.hh
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/**
* @file internal_field.hh
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Fri Jun 18 2010
* @date last modification: Tue Dec 08 2015
*
* @brief Material internal properties
*
* @section LICENSE
*
* Copyright (©) 2010-2012, 2014, 2015 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_common.hh"
#include "element_type_map.hh"
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_INTERNAL_FIELD_HH__
#define __AKANTU_INTERNAL_FIELD_HH__
namespace akantu {
class Material;
class FEEngine;
/**
* class for the internal fields of materials
* to store values for each quadrature
*/
template <typename T> class InternalField : public ElementTypeMapArray<T> {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
InternalField(const ID & id, Material & material);
~InternalField() override;
/// This constructor is only here to let cohesive elements compile
InternalField(const ID & id, Material & material, FEEngine & fem,
const ElementTypeMapArray<UInt> & element_filter);
/// More general constructor
InternalField(const ID & id, Material & material, UInt dim, FEEngine & fem,
const ElementTypeMapArray<UInt> & element_filter);
InternalField(const ID & id, const InternalField<T> & other);
private:
InternalField operator=(__attribute__((unused))
const InternalField & other){};
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public:
/// function to reset the FEEngine for the internal field
virtual void setFEEngine(FEEngine & fe_engine);
/// function to reset the element kind for the internal
virtual void setElementKind(ElementKind element_kind);
/// initialize the field to a given number of component
virtual void initialize(UInt nb_component);
/// activate the history of this field
virtual void initializeHistory();
/// resize the arrays and set the new element to 0
virtual void resize();
/// set the field to a given value v
virtual void setDefaultValue(const T & v);
/// reset all the fields to the default value
virtual void reset();
/// save the current values in the history
virtual void saveCurrentValues();
/// remove the quadrature points corresponding to suppressed elements
virtual void
removeIntegrationPoints(const ElementTypeMapArray<UInt> & new_numbering);
/// print the content
void printself(std::ostream & stream, int /*indent*/ = 0) const override;
/// get the default value
inline operator T() const;
virtual FEEngine & getFEEngine() { return *fem; }
virtual const FEEngine & getFEEngine() const { return *fem; }
/// AKANTU_GET_MACRO(FEEngine, *fem, FEEngine &);
protected:
/// initialize the arrays in the ElementTypeMapArray<T>
void internalInitialize(UInt nb_component);
/// set the values for new internals
virtual void setArrayValues(T * begin, T * end);
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public:
using type_iterator = typename ElementTypeMapArray<T>::type_iterator;
using filter_type_iterator =
typename ElementTypeMapArray<UInt>::type_iterator;
/// get the type iterator on all types contained in the internal field
type_iterator firstType(const GhostType & ghost_type = _not_ghost) const {
return ElementTypeMapArray<T>::firstType(this->spatial_dimension, ghost_type,
this->element_kind);
}
/// get the type iterator on the last type contained in the internal field
type_iterator lastType(const GhostType & ghost_type = _not_ghost) const {
return ElementTypeMapArray<T>::lastType(this->spatial_dimension, ghost_type,
this->element_kind);
}
/// get the type iterator on all types contained in the internal field
filter_type_iterator filterFirstType(const GhostType & ghost_type = _not_ghost) const {
return this->element_filter.firstType(this->spatial_dimension, ghost_type,
this->element_kind);
}
/// get the type iterator on the last type contained in the internal field
filter_type_iterator filterLastType(const GhostType & ghost_type = _not_ghost) const {
return this->element_filter.lastType(this->spatial_dimension, ghost_type,
this->element_kind);
}
/// get the array for a given type of the element_filter
const Array<UInt> getFilter(const ElementType & type,
const GhostType & ghost_type = _not_ghost) const {
return this->element_filter(type, ghost_type);
}
/// get the Array corresponding to the type en ghost_type specified
virtual Array<T> & operator()(const ElementType & type,
const GhostType & ghost_type = _not_ghost) {
return ElementTypeMapArray<T>::operator()(type, ghost_type);
}
virtual const Array<T> &
operator()(const ElementType & type,
const GhostType & ghost_type = _not_ghost) const {
return ElementTypeMapArray<T>::operator()(type, ghost_type);
}
virtual Array<T> & previous(const ElementType & type,
const GhostType & ghost_type = _not_ghost) {
AKANTU_DEBUG_ASSERT(previous_values != nullptr,
"The history of the internal "
<< this->getID() << " has not been activated");
return this->previous_values->operator()(type, ghost_type);
}
virtual const Array<T> &
previous(const ElementType & type,
const GhostType & ghost_type = _not_ghost) const {
AKANTU_DEBUG_ASSERT(previous_values != nullptr,
"The history of the internal "
<< this->getID() << " has not been activated");
return this->previous_values->operator()(type, ghost_type);
}
virtual InternalField<T> & previous() {
AKANTU_DEBUG_ASSERT(previous_values != nullptr,
"The history of the internal "
<< this->getID() << " has not been activated");
return *(this->previous_values);
}
virtual const InternalField<T> & previous() const {
AKANTU_DEBUG_ASSERT(previous_values != nullptr,
"The history of the internal "
<< this->getID() << " has not been activated");
return *(this->previous_values);
}
/// check if the history is used or not
bool hasHistory() const { return (previous_values != nullptr); }
/// get the kind treated by the internal
const ElementKind & getElementKind() const { return element_kind; }
/// return the number of components
UInt getNbComponent() const { return nb_component; }
/// return the spatial dimension corresponding to the internal element type
/// loop filter
UInt getSpatialDimension() const { return this->spatial_dimension; }
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
protected:
/// the material for which this is an internal parameter
Material & material;
/// the fem containing the mesh and the element informations
FEEngine * fem;
/// Element filter if needed
const ElementTypeMapArray<UInt> & element_filter;
/// default value
T default_value;
/// spatial dimension of the element to consider
UInt spatial_dimension;
/// ElementKind of the element to consider
ElementKind element_kind;
/// Number of component of the internal field
UInt nb_component;
/// Is the field initialized
bool is_init;
/// previous values
InternalField<T> * previous_values;
};
/// standard output stream operator
template <typename T>
inline std::ostream & operator<<(std::ostream & stream,
const InternalField<T> & _this) {
_this.printself(stream);
return stream;
}
} // akantu
#endif /* __AKANTU_INTERNAL_FIELD_HH__ */

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