From: Mikko Rasa <tdb@tdb.fi>
Date: Thu, 3 Oct 2013 07:49:31 +0000 (+0300)
Subject: Check the presence of extension rather than function
X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=commitdiff_plain;h=06a3ecb3aaf9142fe9f5300b417f4b73e888050e

Check the presence of extension rather than function
---

diff --git a/source/blend.cpp b/source/blend.cpp
index 9c87aeb5..184d5ad5 100644
--- a/source/blend.cpp
+++ b/source/blend.cpp
@@ -33,7 +33,7 @@ void Blend::bind() const
 	if(set_current(this))
 	{
 		glEnable(GL_BLEND);
-		if(glBlendEquation)
+		if(EXT_blend_minmax)
 			glBlendEquation(eq);
 		glBlendFunc(src_factor, dst_factor);
 	}