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internal_field.hh
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/**
* @file internal_field.hh
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Wed Nov 13 2013
* @date last modification: Tue Sep 02 2014
*
* @brief Material internal properties
*
* @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/>.
*
*/
/* -------------------------------------------------------------------------- */
#include "aka_common.hh"
#include "element_type_map.hh"
/* -------------------------------------------------------------------------- */
#ifndef __AKANTU_INTERNAL_FIELD_HH__
#define __AKANTU_INTERNAL_FIELD_HH__
__BEGIN_AKANTU__
class Material;
class FEEngine;
template<typename T>
class InternalField : public ElementTypeMapArray<T> {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
InternalField(const ID & id, Material & material);
virtual ~InternalField();
protected:
InternalField(const ID & id, Material & material, 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:
/// 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 removeQuadraturePoints(const ElementTypeMapArray<UInt> & new_numbering);
/// print the content
virtual void printself(std::ostream & stream, UInt indent = 0) const;
/// get the default value
inline operator T() const;
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:
/// 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 != NULL,
"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 != NULL,
"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 != NULL,
"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 != NULL,
"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 != NULL); }
/// get the kind treated by the internal
const ElementKind & getElementKind() const {return element_kind;};
/// return the number of components
UInt getNbComponent(){return nb_component;}
/* ------------------------------------------------------------------------ */
/* 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;
}
__END_AKANTU__
#endif /* __AKANTU_INTERNAL_FIELD_HH__ */

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