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rAKA/src/fe_engine/integrator.hh
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integrator.hh
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/**
* @file integrator.hh
*
* @author Guillaume Anciaux <guillaume.anciaux@epfl.ch>
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Fri Jun 18 2010
* @date last modification: Tue Sep 29 2020
*
* @brief interface for integrator classes
*
*
* @section LICENSE
*
* Copyright (©) 2010-2021 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/>.
*
*/
#ifndef AKANTU_INTEGRATOR_HH_
#define AKANTU_INTEGRATOR_HH_
/* -------------------------------------------------------------------------- */
#include "mesh.hh"
/* -------------------------------------------------------------------------- */
namespace akantu {
class Integrator {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
Integrator(const Mesh & mesh, UInt spatial_dimension,
const ID & id = "integrator")
: mesh(mesh), _spatial_dimension(spatial_dimension),
jacobians("jacobians", id) {
AKANTU_DEBUG_IN();
AKANTU_DEBUG_OUT();
};
virtual ~Integrator() = default;
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
public:
/// empty method
template <ElementType type>
inline void precomputeJacobiansOnQuadraturePoints(__attribute__((unused))
GhostType ghost_type) {}
/// empty method
void integrateOnElement(const Array<Real> & /*f*/, Real * /*intf*/,
UInt /*nb_degree_of_freedom*/,
const Element & /*elem*/,
GhostType /*ghost_type*/) const {};
/// function to print the contain of the class
virtual void printself(std::ostream & stream, int indent = 0) const {
std::string space;
for (Int i = 0; i < indent; i++, space += AKANTU_INDENT) {
;
}
stream << space << "Integrator [" << std::endl;
jacobians.printself(stream, indent + 1);
stream << space << "]" << std::endl;
};
/* ------------------------------------------------------------------------ */
public:
virtual void onElementsAdded(const Array<Element> & /*unused*/) {}
virtual void
onElementsRemoved(const Array<Element> & /*unused*/,
const ElementTypeMapArray<UInt> & new_numbering) {
jacobians.onElementsRemoved(new_numbering);
}
/* ------------------------------------------------------------------------ */
/* Accessors */
/* ------------------------------------------------------------------------ */
public:
/// access to the jacobians
Array<Real> & getJacobians(ElementType type,
GhostType ghost_type = _not_ghost) {
return jacobians(type, ghost_type);
};
/// access to the jacobians const
const Array<Real> & getJacobians(ElementType type,
GhostType ghost_type = _not_ghost) const {
return jacobians(type, ghost_type);
};
AKANTU_GET_MACRO(Jacobians, jacobians, const ElementTypeMapArray<Real> &);
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
protected:
/// mesh associated to the integrator
const Mesh & mesh;
// spatial dimension of the elements to consider
UInt _spatial_dimension;
/// jacobians for all elements
ElementTypeMapArray<Real> jacobians;
};
/* -------------------------------------------------------------------------- */
/* inline functions */
/* -------------------------------------------------------------------------- */
//#include "integrator_inline_impl.hh"
/// standard output stream operator
inline std::ostream & operator<<(std::ostream & stream,
const Integrator & _this) {
_this.printself(stream);
return stream;
}
} // namespace akantu
#endif /* AKANTU_INTEGRATOR_HH_ */
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