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// Boost.Geometry (aka GGL, Generic Geometry Library)
// QuickBook Example
// Copyright (c) 2014, Oracle and/or its affiliates
// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
// Licensed under the Boost Software License version 1.0.
// http://www.boost.org/users/license.html
//[num_segments
//` Get the number of segments in a geometry
#include <iostream>
#include <boost/geometry.hpp>
#include <boost/geometry/geometries/point_xy.hpp>
int main()
{
boost::geometry::model::multi_polygon
<
boost::geometry::model::polygon
<
boost::geometry::model::d2::point_xy<double>, true, false // cw, open polygon
>
> mp;
boost::geometry::read_wkt("MULTIPOLYGON(((0 0,0 10,10 0),(1 1,8 1,1 8)),((10 10,10 20,20 10)))", mp);
std::cout << "Number of segments: " << boost::geometry::num_segments(mp) << std::endl;
return 0;
}
//]
//[num_segments_output
/*`
Output:
[pre
Number of segments: 9
]
*/
//]
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