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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: FunctionExpressionFEM.cpp,v 1.2 2007/05/20 23:22:26 delpinux Exp $
#include <FunctionExpressionFEM.hpp>
#include <MeshExpression.hpp>
#include <Information.hpp>
#include <FEMFunctionBuilder.hpp>
#include <FEMFunctionBase.hpp>
#include <ScalarFunctionBase.hpp>
#include <Mesh.hpp>
void FunctionExpressionFEM::execute()
{
__mesh->execute();
Information::instance().setMesh(__mesh->mesh());
FEMFunctionBuilder builder;
if (__functionExpression != 0) {
__functionExpression->execute();
builder.build(DiscretizationType(__discretizationType),
__mesh->mesh(),
*(__functionExpression->function()));
} else {
builder.build(DiscretizationType(__discretizationType),
__mesh->mesh());
}
__scalarFunction = builder.getBuiltScalarFunction();
// function has now been evaluated.
__functionExpression = 0;
Information::instance().unsetMesh();
}
FunctionExpressionFEM::
FunctionExpressionFEM(ReferenceCounting<MeshExpression> mesh,
ReferenceCounting<FunctionExpression> function,
const DiscretizationType::Type& discretizationType)
: FunctionExpression(FunctionExpression::fem),
__discretizationType(discretizationType),
__mesh(mesh),
__functionExpression(function)
{
;
}
FunctionExpressionFEM::
FunctionExpressionFEM(const FunctionExpressionFEM& femFunction)
: FunctionExpression(femFunction),
__discretizationType(femFunction.__discretizationType),
__mesh(femFunction.__mesh),
__functionExpression(femFunction.__functionExpression)
{
;
}
FunctionExpressionFEM::~FunctionExpressionFEM()
{
;
}
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