From de3268494c4b378a07a042943734afac5c869878 Mon Sep 17 00:00:00 2001
From: Yamagi Burmeister <yamagi@yamagi.org>
Date: Tue, 6 Oct 2009 15:17:45 +0000
Subject: [PATCH] =?UTF-8?q?Einen=20Hack=20f=C3=BCr=20kaputte=20Mesa-Instal?=
 =?UTF-8?q?lationen?=
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---
 Makefile               | 5 ++++-
 README                 | 6 ++++++
 src/refresh/gl_rmain.c | 2 ++
 3 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index 2c6177f5..964108f5 100644
--- a/Makefile
+++ b/Makefile
@@ -58,7 +58,10 @@ endif
 # Optimizations
 #   ~25% - 30% perfomance gain, but may not
 #   work on all CPUs. Adjust to your needs
-# CFLAFS_BASE += -mmmx  -msse  -msse2 -msse3 -m3dnow 
+# CFLAGS_BASE += -mmmx  -msse  -msse2 -msse3 -m3dnow 
+
+# Uncomment this if your Mesa3D is broken
+# CFLAGS_BASE += -DBROKEN_MESA
 
 # OGG/Vorbis
 OGGCFLAGS = -I/usr/include -I/usr/local/include
diff --git a/README b/README
index b02d3ca8..0650cfd8 100644
--- a/README
+++ b/README
@@ -250,4 +250,10 @@ When playing in window mode my is locked onto the window. Can I change
 that, e.g. that Quake II is behaving like a normal window?
  - Set "_windowed_mouse" to 0.
 
+Hey, the game renders unplayable slow but my OpenGL is working?!
+ - If you're using Mesa 7.0, 7.1, 7.2 or 7.3 thats a known bug of
+   Mesa3D. It's fixed in 7.4 and above. Please update your Mesa3D. If
+   that's not possible, open the Makefile in your favorite editor,
+   uncomment line 64 and rebuild.
+
 ===============================================================================
diff --git a/src/refresh/gl_rmain.c b/src/refresh/gl_rmain.c
index e2b599e4..1ebf8d9c 100644
--- a/src/refresh/gl_rmain.c
+++ b/src/refresh/gl_rmain.c
@@ -1168,6 +1168,7 @@ int R_Init( void *hinstance, void *hWnd )
 		ri.Con_Printf( PRINT_ALL, "...GL_EXT_compiled_vertex_array not found\n" );
 	}
 
+#ifndef BROKEN_MESA
 	if ( strstr( gl_config.extensions_string, "GL_EXT_point_parameters" ) )
 	{
 		if ( gl_ext_pointparameters->value )
@@ -1185,6 +1186,7 @@ int R_Init( void *hinstance, void *hWnd )
 	{
 		ri.Con_Printf( PRINT_ALL, "...GL_EXT_point_parameters not found\n" );
 	}
+#endif
 
 	GL_SetDefaultState();