From 554d09b33c4d100a756fbfbd8d5651924b786674 Mon Sep 17 00:00:00 2001
From: "Ryan C. Gordon" <icculus@icculus.org>
Date: Sun, 27 Apr 2008 05:10:17 -0400
Subject: [PATCH] Don't update vertex arrays if bound program has no vertex
 shader.

--HG--
branch : trunk
---
 mojoshader_opengl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mojoshader_opengl.c b/mojoshader_opengl.c
index 9e6b2ddd..5626a2dd 100644
--- a/mojoshader_opengl.c
+++ b/mojoshader_opengl.c
@@ -489,7 +489,7 @@ void MOJOSHADER_glSetVertexAttribute(MOJOSHADER_usage usage,
                                      int normalized, unsigned int stride,
                                      const void *ptr)
 {
-    if (bound_program == NULL)
+    if ((bound_program == NULL) || (bound_program->vertex == NULL))
         return;
 
     // Since glVertexPointer() lacks the flexibility that we can get from