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path: root/boost/geometry/algorithms/detail/is_valid/ring.hpp
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Diffstat (limited to 'boost/geometry/algorithms/detail/is_valid/ring.hpp')
-rw-r--r--boost/geometry/algorithms/detail/is_valid/ring.hpp7
1 files changed, 5 insertions, 2 deletions
diff --git a/boost/geometry/algorithms/detail/is_valid/ring.hpp b/boost/geometry/algorithms/detail/is_valid/ring.hpp
index 9ab68fdc48..0b95950430 100644
--- a/boost/geometry/algorithms/detail/is_valid/ring.hpp
+++ b/boost/geometry/algorithms/detail/is_valid/ring.hpp
@@ -115,7 +115,10 @@ struct is_properly_oriented
geometry::closure<Ring>::value
> ring_area_type;
- typedef typename default_area_result<Ring>::type area_result_type;
+ typedef typename Strategy::template area_strategy
+ <
+ point_type
+ >::type::return_type area_result_type;
typename ring_area_predicate
<
@@ -195,7 +198,7 @@ struct is_valid_ring
return
is_topologically_closed<Ring, closure>::apply(ring, visitor)
&& ! has_duplicates<Ring, closure>::apply(ring, visitor)
- && ! has_spikes<Ring, closure>::apply(ring, visitor)
+ && ! has_spikes<Ring, closure>::apply(ring, visitor, strategy.get_side_strategy())
&& (! CheckSelfIntersections
|| has_valid_self_turns<Ring>::apply(ring, visitor, strategy))
&& is_properly_oriented<Ring, IsInteriorRing>::apply(ring, visitor, strategy);