FEIntegrator.hpp

Go to the documentation of this file.

/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   This file is part of CEPS.
 
   CEPS is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.
 
   CEPS 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 General Public License for more details.
 
   You should have received a copy of the GNU General Public License
   along with CEPS (see file LICENSE at root of project).
   If not, see <https://www.gnu.org/licenses/>.
 
 
   Copyright 2019-2024 Inria, Universite de Bordeaux
 
   Authors, in alphabetical order:
 
     Pierre-Elliott BECUE, Florian CARO, Yves COUDIERE(*), Andjela DAVIDOVIC, 
     Charlie DOUANLA-LONTSI, Marc FUENTES, Mehdi JUHOOR, Michael LEGUEBE(*), 
     Pauline MIGERDITICHAN, Valentin PANNETIER(*), Nejib ZEMZEMI.
     * : currently active authors
 
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~*/
#pragma once
 
#include "pde/assemblers/FE/FEAssembler.hpp"
#include "pde/assemblers/FE/FEMassAssembler.hpp"
 
template<typename _OriginalAssembler>
class FEIntegrator : public _OriginalAssembler
{
 
  public:
 
    using _OriginalAssembler::_OriginalAssembler;
 
    ~FEIntegrator() override;
 
    CepsReal
    integrate(DHVecPtr u, DMatPtr mat = nullptr);
 
    CepsReal
    integrate(DHVecPtr u, DHVecPtr v, DMatPtr mat = nullptr);
 
 
  protected:
 
    void
    addMatrixBlockContribution() override;
 
    void
    addZeroDMatBlockContribution(CepsReal value, DegreeOfFreedom* a, DegreeOfFreedom* b) override;
 
    CepsReal
    integrateInternal(DMatPtr mat);
 
 
  protected:
 
    DHVecPtr m_integralU;     
    DHVecPtr m_integralV;     
    CepsReal m_integralValue; 
 
};
 
#include "pde/assemblers/FE/FEIntegrator.tpp"
 
using FEMassIntegrator = FEIntegrator<FEMassAssembler>;