From 5fa3ed63b1619203a2128e38b9be0371d0494468 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tomasz=20Kapu=C5=9Bci=C5=84ski?= <tomaszkax86@gmail.com>
Date: Mon, 29 Feb 2016 16:51:18 +0100
Subject: [PATCH] Compilation fix

---
 src/graphics/opengl/gl21device.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/graphics/opengl/gl21device.cpp b/src/graphics/opengl/gl21device.cpp
index 4b668753..448f65b4 100644
--- a/src/graphics/opengl/gl21device.cpp
+++ b/src/graphics/opengl/gl21device.cpp
@@ -38,6 +38,7 @@
 #include <SDL.h>
 #include <physfs.h>
 
+#include <cmath>
 #include <cassert>
 
 
@@ -727,7 +728,7 @@ void CGL21Device::SetLight(int index, const Light &light)
         glUniform4f(loc.position, light.position.x, light.position.y, light.position.z, 1.0f);
 
         glUniform3f(loc.spotDirection, -light.direction.x, -light.direction.y, -light.direction.z);
-        glUniform1f(loc.spotCutoff, std::cosf(light.spotAngle));
+        glUniform1f(loc.spotCutoff, std::cos(light.spotAngle));
         glUniform1f(loc.spotExponent, light.spotIntensity);
     }
 }