FENullMeanConstraintAssembler.hpp

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/*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   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/FEDivKGradAssembler.hpp"
#include "pde/assemblers/FE/FEIntegrator.hpp"
 
template<typename _OriginalAssembler>
class FENullMeanConstraintAssembler : public _OriginalAssembler
{
 
  public:
 
    using _OriginalAssembler::_OriginalAssembler;
 
    ~FENullMeanConstraintAssembler() override;
 
    void
    assembleForZeroDDof(DegreeOfFreedom* dof, CepsReal t = 0.) override;
 
    void 
    addLagrangian(Unknown* lag, CepsSet<CepsAttribute> attrs = {});
 
 
  protected:
 
    void
    computeBlocksOnElementAtQuadPoint(
      FEBase*                  element,
      CepsReal3D               xQ,
      CepsReal                 t,
      const CepsMathDynamic1D& phi,
      const CepsMathDynamic2D& gradPhi
    ) override;
 
  protected:
 
    CepsMap<Unknown*, CepsReal> m_lagrangians = {};
 
};
 
// Template definitions
#include "pde/assemblers/FE/FENullMeanConstraintAssembler.tpp"