cgal/Polyhedron/demo/Polyhedron/implicit_functions/Sphere_implicit_function.cpp

55 lines
1.5 KiB
C++

// Copyright (c) 2010 INRIA Sophia-Antipolis (France).
// All rights reserved.
//
// This file is part of CGAL (www.cgal.org).
// 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.
//
// Licensees holding a valid commercial license may use this file in
// accordance with the commercial license agreement provided with the software.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
//
// $URL$
// $Id$
//
//
// Author(s) : Stephane Tayeb
//
//******************************************************************************
// File Description :
//******************************************************************************
#include <QObject>
#include "Implicit_function_interface.h"
const double radius = 1.;
class Sphere_implicit_function :
public QObject,
public Implicit_function_interface
{
Q_OBJECT
Q_INTERFACES(Implicit_function_interface)
Q_PLUGIN_METADATA(IID "com.geometryfactory.Mesh3Demo.Implicit_function_interface/1.0")
public:
virtual QString name() const { return "Sphere function"; }
virtual double operator()(double x, double y, double z) const
{
return (x*x + y*y + z*z - radius);
}
virtual Bbox bbox() const
{
double r = radius * 1.2;
return Bbox(-r,-r,-r,r,r,r);
}
};
#include "Sphere_implicit_function.moc"