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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: InfiniteCone.cpp,v 1.3 2006/10/01 23:25:58 delpinux Exp $
#include <InfiniteCone.hpp>
#include <Cone.hpp>
InfiniteCone::
InfiniteCone(const Cone& c)
: Shape(Shape::infiniteCone),
__center1(c.__center1),
__center2(c.__center2),
__axisVector(c.__axisVector),
__height(c.__height),
__radius1(c.__radius1),
__radius2(c.__radius2)
{
this->setTransformationsList(c.transformationsList());
}
InfiniteCone::
InfiniteCone(const InfiniteCone& c)
: Shape(c),
__center1(c.__center1),
__center2(c.__center2),
__axisVector(c.__axisVector),
__height(c.__height),
__radius1(c.__radius1),
__radius2(c.__radius2)
{
;
}
bool InfiniteCone::
__inShape(const TinyVector<3, real_t>& x) const
{
TinyVector<3,real_t> c1x = x - __center1;
const real_t alpha = __axisVector*c1x / __height;
const real_t h2 = c1x*c1x - alpha*alpha;
return (h2<std::pow(alpha/__height*__radius2 + (1-alpha/__height)*__radius1, 2));
}
ReferenceCounting<Shape> InfiniteCone::
__getCopy() const
{
return new InfiniteCone(*this);
}
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