Re: OpenGL, GtkGlArea, GtkGLExt

[Jon Harrop <jon ffconsultancy com>]

On Wednesday 05 March 2008 09:35:46 Emmanuele Bassi wrote:
> On Tue, 2008-03-04 at 19:37 +0000, Jon Harrop wrote:
> > > No, gtkglarea is dead.
> >
> > GlArea still has many users and is the defacto standard for some
> > languages.
>
> it may have many users, but it's unmaintained, so it is ipso facto
> "dead".

Yes. Nobody has added FSAA support to GlArea AFAIK.

> > I'm not sure who you are referring to as "we" but many people need little
> > beyond GlArea. I have no desire to create Gtk-compatible widgets. I only
> > want to render general graphics quickly and easily using OpenGL.
>
> on the bug linked in the thread, and in many gtk+ developers team
> meetings it was reached a consensus for an integration towards a
> cairo-style approach: inside the ::expose-event handlers you can
> retrieve a GL context, draw on it using the GL API and the result will
> be rendered on the widget's window.
>
> that's what "we" means.

I see. Thank you.

> > If anyone is interested in improving the situation for scientists and
> > engineers then I would recommend taking this into account: keep it simple
> > to bind.
>
> you can't really get much simpler than a:
>
>   GLXContext gl_context;
>
>   gl_context = gdk_glx_create_context (GDK_DRAWABLE (widget->window));

How would I provide parameters for the GL context (e.g. multisample)?

-- 
Dr Jon D Harrop, Flying Frog Consultancy Ltd.
http://www.ffconsultancy.com/products/?e