From ed31f1a67044ecf0ca6147d41861f1cdea87a4ce Mon Sep 17 00:00:00 2001
From: Camilla Berglund <elmindreda@users.sourceforge.net>
Date: Tue, 8 Feb 2011 19:50:06 +0100
Subject: [PATCH] Discard software pixel formats.

---
 src/win32/win32_window.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/win32/win32_window.c b/src/win32/win32_window.c
index efd5c18e..3d3058c0 100644
--- a/src/win32/win32_window.c
+++ b/src/win32/win32_window.c
@@ -216,6 +216,13 @@ static _GLFWfbconfig* getFBConfigs(_GLFWwindow* window, unsigned int* found)
                 continue;
             }
 
+            // Only consider "hardware-accelerated" pixel formats
+            if (getPixelFormatAttrib(window, i, WGL_ACCELERATION_ARB) ==
+                 WGL_NO_ACCELERATION_ARB)
+            {
+                continue;
+            }
+
             result[*found].redBits =
                 getPixelFormatAttrib(window, i, WGL_RED_BITS_ARB);
             result[*found].greenBits =