49 lines
1.2 KiB
C++
49 lines
1.2 KiB
C++
// Copyright (c) 2010 INRIA Sophia-Antipolis (France).
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// All rights reserved.
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//
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// This file is part of CGAL (www.cgal.org).
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//
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// $URL$
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// $Id$
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// SPDX-License-Identifier: GPL-3.0-or-later OR LicenseRef-Commercial
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//
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//
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// Author(s) : Stephane Tayeb
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//
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//******************************************************************************
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// File Description :
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//******************************************************************************
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#include <QObject>
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#include "Implicit_function_interface.h"
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const double radius = 4.;
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class Tanglecube_implicit_function :
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public QObject,
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public Implicit_function_interface
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{
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Q_OBJECT
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Q_INTERFACES(Implicit_function_interface)
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Q_PLUGIN_METADATA(IID "com.geometryfactory.Mesh3Demo.Implicit_function_interface/1.0" FILE "tanglecube_implicit_function.json")
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public:
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virtual QString name() const { return "Tanglecube function"; }
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virtual double operator()(double x, double y, double z) const
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{
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double x2=x*x, y2=y*y, z2=z*z;
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double x4=x2*x2, y4=y2*y2, z4=z2*z2;
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return x4 - 5*x2 + y4 - 5*y2 + z4 - 5*z2 + 11.8;
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}
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virtual Bbox bbox() const
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{
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double r = radius * 1.2;
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return Bbox(-r,-r,-r,r,r,r);
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}
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};
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#include "Tanglecube_implicit_function.moc"
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