From d9796041ca5876f88280ccb54560653e65e8da8a Mon Sep 17 00:00:00 2001
From: Clyne Sullivan <tullivan99@gmail.com>
Date: Sat, 30 Apr 2016 21:08:39 -0400
Subject: added TextureIterator

---
 src/inventory.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'src/inventory.cpp')

diff --git a/src/inventory.cpp b/src/inventory.cpp
index 78502a7..83c1f0a 100644
--- a/src/inventory.cpp
+++ b/src/inventory.cpp
@@ -1,4 +1,7 @@
 #include <inventory.hpp>
+
+#include <numeric>
+
 #include <entities.hpp>
 #include <ui.hpp>
 #include <gametime.hpp>
@@ -296,6 +299,11 @@ void Inventory::draw(void) {
 		}
 	} a = 0;
 
+	auto averagef = [](const std::vector<int> &v) {
+		auto sum = std::accumulate(std::begin(v), std::end(v), 0);
+		return sum / v.size();
+	};
+
 	ui::fontTransInv = 255 * (averagef(dfp) / range);
 	if (ui::fontTransInv > 255)
 		ui::fontTransInv = 255;
-- 
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