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 main()20int 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 //] 43