Octant.h

/**********************************************************************
 *
 * GEOS - Geometry Engine Open Source
 * http://geos.osgeo.org
 *
 * Copyright (C) 2006      Refractions Research Inc.
 *
 * This is free software; you can redistribute and/or modify it under
 * the terms of the GNU Lesser General Public Licence as published
 * by the Free Software Foundation.
 * See the COPYING file for more information.
 *
 **********************************************************************/
 
#pragma once
 
#include <geos/export.h>
 
#include <geos/util.h>
 
// Forward declarations
namespace geos {
namespace geom {
class CoordinateXY;
}
}
 
namespace geos {
namespace noding { // geos.noding
 
class GEOS_DLL Octant {
private:
    Octant() {} // Can't instantiate it
public:
 
    static int octant(double dx, double dy);
 
    static int octant(const geom::CoordinateXY& p0, const geom::CoordinateXY& p1);
 
    static int
    octant(const geom::CoordinateXY* p0, const geom::CoordinateXY* p1)
    {
        ::geos::ignore_unused_variable_warning(p0);
        return octant(*p0, *p1);
    }
};
 
 
} // namespace geos.noding
} // namespace geos