From 420369fe139f08d121c3d905f22fe1785d488979 Mon Sep 17 00:00:00 2001
From: Patrick Niklaus <patrick.niklaus@student.kit.edu>
Date: Tue, 24 Nov 2015 21:05:18 +0100
Subject: [PATCH] Fix off-by-one in via_indices

---
 descriptors/description_factory.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/descriptors/description_factory.cpp b/descriptors/description_factory.cpp
index 6da7ad5cb..5086e0d17 100644
--- a/descriptors/description_factory.cpp
+++ b/descriptors/description_factory.cpp
@@ -230,8 +230,6 @@ void DescriptionFactory::Run(const unsigned zoom_level)
                 return;
             }
 
-            ++necessary_segments;
-
             if (first.is_via_location)
             { // mark the end of a leg (of several segments)
                 via_indices.push_back(necessary_segments);
@@ -241,9 +239,11 @@ void DescriptionFactory::Run(const unsigned zoom_level)
             const double pre_turn_bearing = coordinate_calculation::bearing(second.location, first.location);
             first.post_turn_bearing = static_cast<short>(post_turn_bearing * 10);
             first.pre_turn_bearing = static_cast<short>(pre_turn_bearing * 10);
+
+            ++necessary_segments;
         });
 
-    via_indices.push_back(necessary_segments + 1);
+    via_indices.push_back(necessary_segments);
     BOOST_ASSERT(via_indices.size() >= 2);
     return;
 }