Ubuntu
mesa-utils package

  1. Bug #21820
  2. Comment #3

Comment 3 for bug 21820

Revision history for this message
Martijn vdS (martijn) wrote : Re: glxgears shows no output

You can see if direct rendering is enabled using glxinfo -- it outputs a line like:

Direct rendering: Yes

If it is, you can (afaik) assume 3D/OpenGL is accelerated.