From 5b3e1a0ea014a0ae1352df3b99b9aca16f0223fe Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20Vondru=C5=A1?= <mosra@centrum.cz>
Date: Wed, 30 Jan 2013 14:35:12 +0100
Subject: [PATCH] Math: save one unneeded initialization in Vector::sum().

---
 src/Math/Vector.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Math/Vector.h b/src/Math/Vector.h
index 45c3f2af0..58d9e6d1d 100644
--- a/src/Math/Vector.h
+++ b/src/Math/Vector.h
@@ -455,9 +455,9 @@ template<std::size_t size, class T> class Vector {
 
         /** @brief Sum of values in the vector */
         T sum() const {
-            T out(0);
+            T out(_data[0]);
 
-            for(std::size_t i = 0; i != size; ++i)
+            for(std::size_t i = 1; i != size; ++i)
                 out += _data[i];
 
             return out;