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dumper_generic_elemental_field.hh
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/**
* @file dumper_generic_elemental_field.hh
*
* @author Guillaume Anciaux <guillaume.anciaux@epfl.ch>
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Tue Sep 02 2014
* @date last modification: Tue Sep 02 2014
*
* @brief Generic interface for elemental fields
*
* @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/>.
*
*/
#ifndef __AKANTU_DUMPER_GENERIC_ELEMENTAL_FIELD_HH__
#define __AKANTU_DUMPER_GENERIC_ELEMENTAL_FIELD_HH__
/* -------------------------------------------------------------------------- */
#include "dumper_field.hh"
#include "dumper_iterator_helper.hh"
#include "element_type_map_filter.hh"
#include "dumper_element_iterator.hh"
#include "dumper_homogenizing_field.hh"
/* -------------------------------------------------------------------------- */
__BEGIN_AKANTU__
__BEGIN_AKANTU_DUMPER__
/* -------------------------------------------------------------------------- */
template<class _types, template <class> class iterator_type>
class GenericElementalField : public Field
{
/* ------------------------------------------------------------------------ */
/* Typedefs */
/* ------------------------------------------------------------------------ */
public:
typedef _types types;
typedef typename types::data_type data_type;
typedef typename types::it_type it_type;
typedef typename types::field_type field_type;
typedef typename types::array_type array_type;
typedef typename types::array_iterator array_iterator;
typedef typename field_type::type_iterator field_type_iterator;
typedef iterator_type<types> iterator;
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
GenericElementalField(const field_type & field,
UInt spatial_dimension = _all_dimensions,
GhostType ghost_type = _not_ghost,
ElementKind element_kind = _ek_not_defined) :
field(field), spatial_dimension(spatial_dimension),
ghost_type(ghost_type), element_kind(element_kind) {
this->checkHomogeneity();
}
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public:
/// get the number of components of the hosted field
virtual ElementTypeMap<UInt> getNbComponents(UInt dim = _all_dimensions,
GhostType ghost_type = _not_ghost,
ElementKind kind = _ek_not_defined){
return this->field.getNbComponents(dim,ghost_type,kind);
};
/// return the size of the contained data: i.e. the number of elements ?
UInt size() {
checkHomogeneity();
return this->nb_total_element;
}
/// return the iohelper datatype to be dumped
iohelper::DataType getDataType() { return iohelper::getDataType<data_type>(); }
protected:
/// return the number of entries per element
UInt getNbDataPerElem(const ElementType & type,
const GhostType & ghost_type = _not_ghost) const {
if (!nb_data_per_elem.exists(type, ghost_type))
return field(type,ghost_type).getNbComponent();
return nb_data_per_elem(type,this->ghost_type);
}
/// check if the same quantity of data for all element types
virtual void checkHomogeneity();
public:
virtual void registerToDumper(const std::string & id, iohelper::Dumper & dumper) {
dumper.addElemDataField(id, *this);
};
/// for connection to a FieldCompute
inline virtual Field * connect(FieldComputeProxy & proxy){
return proxy.connectToField(this);
}
/// for connection to a Homogenizer
inline virtual ComputeFunctorInterface * connect(HomogenizerProxy & proxy){
return proxy.connectToField(this);
};
virtual iterator begin() {
field_type_iterator tit;
field_type_iterator end;
/// type iterators on the elemental field
tit = this->field.firstType(this->spatial_dimension, this->ghost_type, this->element_kind);
end = this->field.lastType(this->spatial_dimension, this->ghost_type, this->element_kind);
/// skip all types without data
ElementType type = *tit;
for (;tit != end && this->field(*tit, this->ghost_type).getSize() == 0; ++tit)
type = *tit;
/// getting information for the field of the given type
const array_type & vect = this->field(type, this->ghost_type);
UInt nb_data_per_elem = this->getNbDataPerElem(type);
UInt nb_component = vect.getNbComponent();
UInt size = (vect.getSize() * nb_component) / nb_data_per_elem;
/// define element-wise iterator
array_iterator it = vect.begin_reinterpret(nb_data_per_elem, size);
array_iterator it_end = vect.end_reinterpret(nb_data_per_elem, size);
/// define data iterator
iterator rit = iterator(this->field, tit, end, it, it_end, this->ghost_type);
rit.setNbDataPerElem(this->nb_data_per_elem);
return rit;
}
virtual iterator end () {
field_type_iterator tit;
field_type_iterator end;
tit = this->field.firstType(this->spatial_dimension, this->ghost_type, this->element_kind);
end = this->field.lastType(this->spatial_dimension, this->ghost_type, this->element_kind);
ElementType type = *tit;
for (; tit != end; ++tit) type = *tit;
const array_type & vect = this->field(type, this->ghost_type);
UInt nb_data = this->getNbDataPerElem(type);
UInt nb_component = vect.getNbComponent();
UInt size = (vect.getSize() * nb_component) / nb_data;
array_iterator it = vect.end_reinterpret(nb_data, size);
iterator rit = iterator(this->field, end, end, it, it, this->ghost_type);
rit.setNbDataPerElem(this->nb_data_per_elem);
return rit;
}
virtual UInt getDim() {
if (this->homogeneous){
field_type_iterator tit = this->field.firstType(this->spatial_dimension, this->ghost_type, this->element_kind);
return this->getNbDataPerElem(*tit);
}
throw;
return 0;
}
void setNbDataPerElem(const ElementTypeMap<UInt> & nb_data){
nb_data_per_elem = nb_data;
}
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
protected:
/// the ElementTypeMapArray embedded in the field
const field_type & field;
/// total number of elements
UInt nb_total_element;
/// the spatial dimension of the problem
UInt spatial_dimension;
/// whether this is a ghost field or not (for type selection)
GhostType ghost_type;
/// The element kind to operate on
ElementKind element_kind;
/// The number of data per element type
ElementTypeMap<UInt> nb_data_per_elem;
};
/* -------------------------------------------------------------------------- */
#include "dumper_generic_elemental_field_tmpl.hh"
/* -------------------------------------------------------------------------- */
__END_AKANTU_DUMPER__
__END_AKANTU__
#endif /* __AKANTU_DUMPER_GENERIC_ELEMENTAL_FIELD_HH__ */

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