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SpecialFunctions.h
// Copyright (C) 2006-2011 Anders Logg
//
// This file is part of DOLFIN.
//
// DOLFIN is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// DOLFIN 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with DOLFIN. If not, see <http://www.gnu.org/licenses/>.
//
// Modified by Kristian B. Oelgaard 2007
// Modified by Martin Sandve Alnes 2008
// Modified by Garth N. Wells 2008
//
// First added: 2006-02-09
// Last changed: 2011-11-16
#ifndef __SPECIAL_FUNCTIONS_H
#define __SPECIAL_FUNCTIONS_H
#include <memory>
#include <dolfin/log/Event.h>
#include <dolfin/common/Array.h>
#include "Expression.h"
namespace dolfin
{
class Mesh;
class MeshCoordinates : public Expression
{
public:
explicit MeshCoordinates(std::shared_ptr<const Mesh> mesh);
void eval(Array<double>& values, const Array<double>& x,
const ufc::cell& cell) const;
private:
// The mesh
std::shared_ptr<const Mesh> _mesh;
};
class FacetArea : public Expression
{
public:
explicit FacetArea(std::shared_ptr<const Mesh> mesh);
void eval(Array<double>& values,
const Array<double>& x,
const ufc::cell& cell) const;
private:
// The mesh
std::shared_ptr<const Mesh> _mesh;
// Warning when evaluating on cells
mutable Event not_on_boundary;
};
}
#endif
dolfin::Array
Definition Array.h:42
dolfin::Event
Definition Event.h:47
dolfin::Expression::Expression
Expression()
Create scalar expression.
Definition Expression.cpp:32
dolfin::FacetArea::eval
void eval(Array< double > &values, const Array< double > &x, const ufc::cell &cell) const
Evaluate function.
Definition SpecialFunctions.cpp:58
dolfin::FacetArea::FacetArea
FacetArea(std::shared_ptr< const Mesh > mesh)
Constructor.
Definition SpecialFunctions.cpp:50
dolfin::MeshCoordinates::eval
void eval(Array< double > &values, const Array< double > &x, const ufc::cell &cell) const
Evaluate function.
Definition SpecialFunctions.cpp:39
dolfin::MeshCoordinates::MeshCoordinates
MeshCoordinates(std::shared_ptr< const Mesh > mesh)
Constructor.
Definition SpecialFunctions.cpp:33
dolfin::Mesh
Definition Mesh.h:84
dolfin
Definition adapt.h:30