Module: Mesa
Branch: mesa_7_6_branch
Commit: da0883114b1dceceff8a38deea1bb870fda40464
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=da0883114b1dceceff8a38deea1bb870fda40464

Author: Ian Romanick <[email protected]>
Date:   Mon Nov 23 18:32:27 2009 -0800

shaderutil: Fix detection of shaders

Check for versions >= 2.0 (because some drivers return 3.0), and return
GL_FALSE if shaders are not detected.

---

 progs/util/shaderutil.c |    8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/progs/util/shaderutil.c b/progs/util/shaderutil.c
index 4db9500..629b6f1 100644
--- a/progs/util/shaderutil.c
+++ b/progs/util/shaderutil.c
@@ -25,7 +25,11 @@ GLboolean
 ShadersSupported(void)
 {
    const char *version = (const char *) glGetString(GL_VERSION);
-   if (version[0] == '2' && version[1] == '.') {
+
+   /* NVIDIA binary drivers will return "3.0.0", and they clearly support
+    * shaders.
+    */
+   if (version[0] >= '2' && version[1] == '.') {
       return GL_TRUE;
    }
    else if (glutExtensionSupported("GL_ARB_vertex_shader")
@@ -34,7 +38,7 @@ ShadersSupported(void)
       fprintf(stderr, "Warning: Trying ARB GLSL instead of OpenGL 2.x.  This 
may not work.\n");
       return GL_TRUE;
    }
-   return GL_TRUE;
+   return GL_FALSE;
 }
 
 

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