ceph/src/boost/libs/geometry/test/concepts/point_without_dimension.cpp

   1 // Boost.Geometry (aka GGL, Generic Geometry Library)
   2 // Unit Test
   3
   4 // Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands.
   5 // Copyright (c) 2008-2012 Bruno Lalande, Paris, France.
   6 // Copyright (c) 2009-2012 Mateusz Loskot, London, UK.
   7
   8 // Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
   9 // (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
  10
  11 // Use, modification and distribution is subject to the Boost Software License,
  12 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
  13 // http://www.boost.org/LICENSE_1_0.txt)
  14
  15
  16 #include "function_requiring_a_point.hpp"
  17
  18 #include <boost/geometry/core/cs.hpp>
  19
  20 struct point
  21 {
  22     point() : x(0), y(0) {} // initialize to suppress warnings
  23     float x, y;
  24 };
  25
  26
  27 namespace boost { namespace geometry { namespace traits {
  28
  29 template <> struct tag<point> { typedef point_tag type; };
  30 template <> struct coordinate_type<point> { typedef float type; };
  31 template <> struct coordinate_system<point> { typedef bg::cs::cartesian type; };
  32 //template <> struct dimension<point> { enum { value = 2 }; };
  33
  34 template <> struct access<point, 0>
  35 {
  36     static float get(point const& p) { return p.x; }
  37     static void set(point& p, float value) { p.x = value; }
  38 };
  39
  40 template <> struct access<point, 1>
  41 {
  42     static float get(point const& p) { return p.y; }
  43     static void set(point& p, float value) { p.y = value; }
  44 };
  45
  46
  47 }}} // namespace bg::traits
  48
  49
  50 int main()
  51 {
  52     point p1;
  53     const point p2;
  54     test::function_requiring_a_point(p1, p2);
  55     return 0;
  56 }