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rAKA/src/model/common/non_local_toolbox/base_weight_function.hh
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base_weight_function.hh
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/**
* @file base_weight_function.hh
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
* @author Cyprien Wolff <cyprien.wolff@epfl.ch>
*
* @date creation: Mon Aug 24 2015
* @date last modification: Fri Jul 24 2020
*
* @brief Base weight function for non local materials
*
*
* @section LICENSE
*
* Copyright (©) 2015-2021 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 "data_accessor.hh"
#include "model.hh"
#include "non_local_manager.hh"
#include "parsable.hh"
/* -------------------------------------------------------------------------- */
#ifndef AKANTU_BASE_WEIGHT_FUNCTION_HH_
#define AKANTU_BASE_WEIGHT_FUNCTION_HH_
namespace akantu {
/* -------------------------------------------------------------------------- */
/* Normal weight function */
/* -------------------------------------------------------------------------- */
class BaseWeightFunction : public Parsable, public DataAccessor<Element> {
public:
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
BaseWeightFunction(NonLocalManager & manager,
const std::string & type = "base")
: Parsable(ParserType::_weight_function, "weight_function:" + type),
manager(manager), type(type),
spatial_dimension(manager.getModel().getMesh().getSpatialDimension()) {
this->registerParam("update_rate", update_rate, UInt(1), _pat_parsmod,
"Update frequency");
}
~BaseWeightFunction() override = default;
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
/// initialize the weight function
virtual inline void init();
/// update the internal parameters
virtual void updateInternals(){};
/* ------------------------------------------------------------------------ */
/// set the non-local radius
inline void setRadius(Real radius);
/* ------------------------------------------------------------------------ */
/// compute the weight for a given distance between two quadrature points
inline Real operator()(Real r, const IntegrationPoint & q1,
const IntegrationPoint & q2) const;
/// print function
void printself(std::ostream & stream, int indent = 0) const override {
std::string space;
for (Int i = 0; i < indent; i++, space += AKANTU_INDENT) {
;
}
stream << space << "WeightFunction " << type << " [" << std::endl;
Parsable::printself(stream, indent);
stream << space << "]" << std::endl;
}
/* --------------------------------------------------------------------------
*/
/* Accessors */
/* --------------------------------------------------------------------------
*/
public:
/// get the radius
Real getRadius() const { return R; }
/// get the update rate
UInt getUpdateRate() const { return update_rate; }
public:
/* ------------------------------------------------------------------------ */
/* Data Accessor inherited members */
/* ------------------------------------------------------------------------ */
UInt getNbData(const Array<Element> & /*elements*/,
const SynchronizationTag & /*tag*/) const override {
return 0;
}
inline void packData(CommunicationBuffer & /*buffer*/,
const Array<Element> & /*element*/,
const SynchronizationTag & /*tag*/) const override {}
inline void unpackData(CommunicationBuffer & /*buffer*/,
const Array<Element> & /*element*/,
const SynchronizationTag & /*tag*/) override {}
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public:
AKANTU_GET_MACRO(Type, type, const ID &);
protected:
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
/// reference to the non-local manager
NonLocalManager & manager;
/// the non-local radius
Real R;
/// the non-local radius squared
Real R2;
/// the update rate
UInt update_rate;
/// name of the type of weight function
const std::string type;
/// the spatial dimension
UInt spatial_dimension;
};
inline std::ostream & operator<<(std::ostream & stream,
const BaseWeightFunction & _this) {
_this.printself(stream);
return stream;
}
} // namespace akantu
#include "base_weight_function_inline_impl.hh"
/* -------------------------------------------------------------------------- */
/* Include all other weight function types */
/* -------------------------------------------------------------------------- */
#if defined(AKANTU_DAMAGE_NON_LOCAL)
#include "damaged_weight_function.hh"
#include "remove_damaged_weight_function.hh"
#include "remove_damaged_with_damage_rate_weight_function.hh"
#include "stress_based_weight_function.hh"
#endif
/* -------------------------------------------------------------------------- */
#endif /* AKANTU_BASE_WEIGHT_FUNCTION_HH_ */
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