[Graphics] OpenGL code integration

[John W. Eaton]

On  1-Feb-2008, Michael Goffioul wrote:

| On Fri, Feb 1, 2008 at 7:45 AM, John W. Eaton <jwe at bevo.che.wisc.edu> wrote:
| > I'm assuming the functions you will be adding will be independent of
| > the current gnuplot backend, so there shouldn't be any signficant
| > stability problems caused by doing this.  If not, then we could always
| > open a branch for it.
| 
| And what about the code location? Where do you think the rendering code
| belongs to?

How many files will it require?  If it is just a few, then I think
putting them in the src directory is fine.

jwe