//------------------------------------------------------------------------------
// This file is part of the OpenStructure project <www.openstructure.org>
//
// Copyright (C) 2008-2020 by the OpenStructure authors
// Copyright (C) 2003-2010 by the IPLT authors
//
// This library 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 3.0 of the License, or (at your option)
// any later version.
// This library 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 this library; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
//------------------------------------------------------------------------------

/*
  Authors: Andreas Schenk, Ansgar Philippsen
*/


#include "mask.hh"

namespace ost { namespace img {

MaskPtr Mask(const Polygon2& p)
{
  return MaskPtr(new PolygonMask(p));
}
MaskPtr Mask(const Extent& e)
{
  return MaskPtr(new ExtentMask(e));
}
MaskPtr Mask(const Circle2& c)
{
  return MaskPtr(new CircleMask(c));
}
MaskPtr Mask(const Sphere& s)
{
  return MaskPtr(new SphericalMask(s));
}



}}//ns
