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1 // Boost.Geometry (aka GGL, Generic Geometry Library)
4 // Copyright (c) 2011-2012 Barend Gehrels, Amsterdam, the Netherlands.
6 // Use, modification and distribution is subject to the Boost Software License,
7 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
8 // http://www.boost.org/LICENSE_1_0.txt)
10 //[assign_point_from_index
11 //` Shows how to retrieve one point from a box (either lower-left or upper-right) or segment
15 #include <boost/geometry.hpp>
16 #include <boost/geometry/geometries/point_xy.hpp>
17 #include <boost/geometry/geometries/segment.hpp>
19 using namespace boost::geometry
;
23 typedef model::d2::point_xy
<double> point
;
24 typedef model::segment
<point
> segment
;
27 assign_values(s
, 1, 1, 2, 2);
30 assign_point_from_index
<0>(s
, first
);
31 assign_point_from_index
<1>(s
, second
);
33 << "segment: " << dsv(s
) << std::endl
34 << "first: " << dsv(first
) << std::endl
35 << "second: " << dsv(second
) << std::endl
;
43 //[assign_point_from_index_output
47 segment: ((1, 1), (2, 2))