convex_hull.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2016 Jean-Pierre Charras, jp.charras at wanadoo.fr
 * Copyright The KiCad Developers, see AUTHORS.txt for contributors.
 *
 * 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
 * of the License, 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, you may find one here:
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * or you may search the http://www.gnu.org website for the version 2 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
 */
 
#ifndef __CONVEX_HULL_H
#define __CONVEX_HULL_H
 
 
#include <vector>
#include <math/vector2d.h>
#include <geometry/eda_angle.h>
 
class SHAPE_POLY_SET;

 
void BuildConvexHull( std::vector<VECTOR2I>& aResult, const std::vector<VECTOR2I>& aPoly );

void BuildConvexHull( std::vector<VECTOR2I>& aResult, const SHAPE_POLY_SET& aPolygons );

void BuildConvexHull( std::vector<VECTOR2I>& aResult, const SHAPE_POLY_SET& aPolygons,
                      const VECTOR2I& aPosition, const EDA_ANGLE& aRotation );
 
#endif // __CONVEX_HULL_H