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// This file is part of ff3d - http://www.freefem.org/ff3d
// Copyright (C) 2001, 2002, 2003 Stphane Del Pino
// This program 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 2, or (at your option)
// any later version.
// This program 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 this program; if not, write to the Free Software Foundation,
// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
// $Id: BoundaryConditionDiscretizationSpectral.hpp,v 1.2 2007/06/01 11:25:19 yakoubix Exp $
#ifndef BOUNDARY_CONDITION_DISCRETIZATION_SPECTRAL_HPP
#define BOUNDARY_CONDITION_DISCRETIZATION_SPECTRAL_HPP
#include <BoundaryConditionDiscretization.hpp>
#include <SpectralMesh.hpp>
#include <Interval.hpp>
#include <GaussLobatto.hpp>
#include <LegendreBasis.hpp>
#include <SpectralConformTransformation.hpp>
#include <BaseMatrix.hpp>
#include <BaseVector.hpp>
class BoundaryConditionDiscretizationSpectral
: public BoundaryConditionDiscretization
{
private:
const SpectralMesh& __mesh;
TinyVector<3,ConstReferenceCounting<Interval> > __interval;
TinyVector<3,ConstReferenceCounting<SpectralConformTransformation> >__transform;
TinyVector<3,ConstReferenceCounting<GaussLobatto> >__gaussLobatto;
TinyVector<3,ConstReferenceCounting<LegendreBasis> >__basis;
public:
void getDiagonal(BaseVector& X) const;
void setMatrix(ReferenceCounting<BaseMatrix> A,
ReferenceCounting<BaseVector> b) const;
void setSecondMember(ReferenceCounting<BaseMatrix> A,
ReferenceCounting<BaseVector> b) const;
void timesX(const BaseVector& X, BaseVector& Z) const;
void transposedTimesX(const BaseVector& X, BaseVector& Z) const;
BoundaryConditionDiscretizationSpectral(const Problem& problem,
const SpectralMesh& mesh,
const DegreeOfFreedomSet& dof)
: BoundaryConditionDiscretization(problem,dof),
__mesh(mesh),
__interval(new Interval(__mesh.shape().a()[0],__mesh.shape().b()[0]),
new Interval(__mesh.shape().a()[1],__mesh.shape().b()[1]),
new Interval(__mesh.shape().a()[2],__mesh.shape().b()[2])),
__transform(new SpectralConformTransformation(*__interval[0]),
new SpectralConformTransformation(*__interval[1]),
new SpectralConformTransformation(*__interval[2])),
__gaussLobatto(new GaussLobatto(__mesh.degree(0)+1),
new GaussLobatto(__mesh.degree(1)+1),
new GaussLobatto(__mesh.degree(2)+1)),
__basis(new LegendreBasis(__mesh.degree(0)),
new LegendreBasis(__mesh.degree(1)),
new LegendreBasis(__mesh.degree(2)))
{
;
}
~BoundaryConditionDiscretizationSpectral()
{
;
}
};
#endif // BOUNDARY_CONDITION_DISCRETIZATION_SPECTRAL_HPP
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