FEBase.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 "common/CepsCommon.hpp"
#include "geometry/base/GeomCell.hpp"
#include "pde/finiteElements/ReferenceFE.hpp"
 
class FENode;
 
class FEBase :
    public ceps::HoldsGeomObject<GeomCell>,
    public ceps::HoldsNodes<FENode>,
    public ceps::HoldsCells<FEBase>
{
 
  public:
    FEBase() = delete;
  
    FEBase(GeomCell *geom, CepsBool owned, ReferenceFE *reference);
  
    FEBase(const FEBase &that) = default;
  
    FEBase&
    operator=(const FEBase &that);
  
    ~FEBase() override;
  
    void
    setGeomObject(GeomCell *object, CepsBool owned = false) override;
  
    // --------------------------------------------------------------------------------
    // Reference Element
    // --------------------------------------------------------------------------------
    ReferenceFE*
    getReferenceElement() const;
  
    CepsUInt
    getNumberOfDofs() const;
  
    const CepsVector<CepsReal3D> &
    getBasisVertices() const;
  
    const CepsReal3D&
    getBasisVertex(CepsUInt i) const;
  
    CepsMathVertex
    getOrigin() const;
  
    CepsCellType
    getCellType() const;
  
    CepsUInt
    getPolynomialOrder() const;
  
    // --------------------------------------------------------------------------------
    // Geometrical
    // --------------------------------------------------------------------------------
  
    CepsReal
    getMeasure() const;
  
    const GeomCell::JacobianMatrixType &
    getJacobianMatrix() const;
  
    CepsReal
    getJacobianDeterminant() const;
  
    const GeomCell::InverseJacobianMatrixType &
    getInverseJacobian() const;
  
  protected:
    ReferenceFE *m_reference;  
};