From 4e5da910afb89b321733f348448796813fcd3ce1 Mon Sep 17 00:00:00 2001
From: Menelaos Karavelas <menelaos.karavelas@gmail.com>
Date: Tue, 14 Jul 2015 20:42:16 +0300
Subject: [PATCH] [algorithms][is_valid] rename method find_not_equal to
 find_different_from_first (for clarity)

---
 .../algorithms/detail/is_valid/has_spikes.hpp     | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/include/boost/geometry/algorithms/detail/is_valid/has_spikes.hpp b/include/boost/geometry/algorithms/detail/is_valid/has_spikes.hpp
index c2eb638aa..aa90e52db 100644
--- a/include/boost/geometry/algorithms/detail/is_valid/has_spikes.hpp
+++ b/include/boost/geometry/algorithms/detail/is_valid/has_spikes.hpp
@@ -79,7 +79,8 @@ template <typename Range, closure_selector Closure>
 struct has_spikes
 {
     template <typename Iterator>
-    static inline Iterator find_not_equal(Iterator first, Iterator last)
+    static inline Iterator find_different_from_first(Iterator first,
+                                                     Iterator last)
     {
         typedef not_equal_to<typename point_type<Range>::type> not_equal;
 
@@ -105,7 +106,7 @@ struct has_spikes
 
         iterator prev = boost::begin(view);
 
-        iterator cur = find_not_equal(prev, boost::end(view));
+        iterator cur = find_different_from_first(prev, boost::end(view));
         if (cur == boost::end(view))
         {
             // the range has only one distinct point, so it
@@ -113,7 +114,7 @@ struct has_spikes
             return ! visitor.template apply<no_failure>();
         }
 
-        iterator next = find_not_equal(cur, boost::end(view));
+        iterator next = find_different_from_first(cur, boost::end(view));
         if (next == boost::end(view))
         {
             // the range has only two distinct points, so it
@@ -132,7 +133,7 @@ struct has_spikes
             }
             prev = cur;
             cur = next;
-            next = find_not_equal(cur, boost::end(view));
+            next = find_different_from_first(cur, boost::end(view));
         }
 
         if (geometry::equals(range::front(view), range::back(view)))
@@ -141,10 +142,10 @@ struct has_spikes
             typename boost::range_reverse_iterator
                 <
                     view_type const
-                >::type prev = find_not_equal(boost::rbegin(view),
-                                              boost::rend(view));
+                >::type prev = find_different_from_first(boost::rbegin(view),
+                                                         boost::rend(view));
 
-            iterator next = find_not_equal(cur, boost::end(view));
+            iterator next = find_different_from_first(cur, boost::end(view));
             if (detail::point_is_spike_or_equal(*prev, *next, *cur))
             {
                 return