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[buffer] specialize check_helper_segment

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This commit is contained in:
Barend Gehrels
2018-12-19 13:12:29 +01:00
parent 7911971d44
commit dc688951da
1 changed files with 19 additions and 5 deletions
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24
include/boost/geometry/algorithms/detail/buffer/turn_in_piece_visitor.hpp
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@@ -348,7 +348,10 @@ public :
};
template <bool UseSideOfIntersection>
struct check_helper_segment
struct check_helper_segment {};
template <>
struct check_helper_segment<true>
{
template <typename Point, typename Turn>
static inline analyse_result apply(Point const& s1,
@@ -357,7 +360,7 @@ struct check_helper_segment
Point const& offsetted)
{
boost::ignore_unused(offsetted);
#if defined(BOOST_GEOMETRY_BUFFER_USE_SIDE_OF_INTERSECTION)
boost::ignore_unused(is_original);
typedef geometry::model::referring_segment<Point const> segment_type;
segment_type const p(turn.rob_pi, turn.rob_pj);
segment_type const q(turn.rob_qi, turn.rob_qj);
@@ -396,7 +399,20 @@ struct check_helper_segment
// right of segment
return analyse_continue;
#else
}
};
template <>
struct check_helper_segment<false>
{
template <typename Point, typename Turn>
static inline analyse_result apply(Point const& s1,
Point const& s2, Turn const& turn,
bool is_original,
Point const& offsetted)
{
boost::ignore_unused(offsetted);
typedef typename strategy::side::services::default_strategy
<
typename cs_tag<Point>::type
@@ -445,9 +461,7 @@ struct check_helper_segment
// right of segment
return analyse_continue;
#endif
}
};
template <bool UseSideOfIntersection>