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1 | // Boost.Geometry (aka GGL, Generic Geometry Library) |
2 | // QuickBook Example | |
3 | ||
4 | // Copyright (c) 2011-2012 Barend Gehrels, Amsterdam, the Netherlands. | |
5 | ||
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) | |
9 | ||
10 | //[set_point | |
11 | //` Set the coordinate of a point | |
12 | ||
13 | #include <iostream> | |
14 | ||
15 | #include <boost/geometry.hpp> | |
16 | #include <boost/geometry/geometries/point_xy.hpp> | |
17 | ||
18 | namespace bg = boost::geometry; | |
19 | ||
20 | int main() | |
21 | { | |
22 | bg::model::d2::point_xy<double> point; | |
23 | ||
24 | bg::set<0>(point, 1); | |
25 | bg::set<1>(point, 2); | |
26 | ||
27 | std::cout << "Location: " << bg::dsv(point) << std::endl; | |
28 | ||
29 | return 0; | |
30 | } | |
31 | ||
32 | //] | |
33 | ||
34 | ||
35 | //[set_point_output | |
36 | /*` | |
37 | Output: | |
38 | [pre | |
39 | Location: (1, 2) | |
40 | ] | |
41 | */ | |
42 | //] |