ceph/src/boost/libs/geometry/include/boost/geometry/algorithms/detail/overlay/debug_turn_info.hpp

   1 // Boost.Geometry (aka GGL, Generic Geometry Library)
   2
   3 // Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands.
   4
   5 // Use, modification and distribution is subject to the Boost Software License,
   6 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
   7 // http://www.boost.org/LICENSE_1_0.txt)
   8
   9 #ifndef BOOST_GEOMETRY_ALGORITHMS_DETAIL_OVERLAY_DEBUG_TURN_INFO_HPP
  10 #define BOOST_GEOMETRY_ALGORITHMS_DETAIL_OVERLAY_DEBUG_TURN_INFO_HPP
  11
  12 #include <boost/geometry/algorithms/detail/overlay/turn_info.hpp>
  13 #include <boost/geometry/algorithms/detail/overlay/visit_info.hpp>
  14
  15
  16 namespace boost { namespace geometry
  17 {
  18
  19 inline char method_char(detail::overlay::method_type const& method)
  20 {
  21     using namespace detail::overlay;
  22     switch(method)
  23     {
  24         case method_none : return '-';
  25         case method_disjoint : return 'd';
  26         case method_crosses : return 'i';
  27         case method_touch : return 't';
  28         case method_touch_interior : return 'm';
  29         case method_collinear : return 'c';
  30         case method_equal : return 'e';
  31         case method_error : return '!';
  32         default : return '?';
  33     }
  34 }
  35
  36 inline char operation_char(detail::overlay::operation_type const& operation)
  37 {
  38     using namespace detail::overlay;
  39     switch(operation)
  40     {
  41         case operation_none : return '-';
  42         case operation_union : return 'u';
  43         case operation_intersection : return 'i';
  44         case operation_blocked : return 'x';
  45         case operation_continue : return 'c';
  46         case operation_opposite : return 'o';
  47         default : return '?';
  48     }
  49 }
  50
  51 inline char visited_char(detail::overlay::visit_info const& v)
  52 {
  53     if (v.rejected()) return 'R';
  54     if (v.started()) return 's';
  55     if (v.visited()) return 'v';
  56     if (v.none()) return '-';
  57     if (v.finished()) return 'f';
  58     return '?';
  59 }
  60
  61
  62
  63 }} // namespace boost::geometry
  64
  65
  66 #endif // BOOST_GEOMETRY_ALGORITHMS_DETAIL_OVERLAY_DEBUG_TURN_INFO_HPP