Re: [clutter] gnome-shell / mutter / ARB_texture_rectangle

[Owen Taylor <otaylor redhat com>]

On Wed, 2008-11-12 at 23:51 +0000, Matthew Allum wrote:
> Hi;
> 
> On Wed, 2008-11-12 at 17:04 -0500, Owen Taylor wrote:
> > What about, in my patch, changing COGL_TEXTURE_ALLOW_RECTANGLE
> > to COGL_TEXTURE_ALLOW_RECTANGLE COGL_TEXTURE_ALLOW_LEGACY_RECTANGLE
> > and adding a scary warning like:
> > 
> >   GL_ARB_texture_rectangle rectangle has numerous limitations,
> >   including no repeats, and no mipmapping. It also requires incompatible
> >   texture coordinate in custom shaders. Future versions of Clutter
> >   will remove GL_ARB_texture_rectangle support entirely. 
> > 
> 
> Okey, so just to double check - you are saying no API additions to cogl
> nor clutter, just a magic env var which enables old behaviour in regards
> to texture_rectangle (and prints a nasty warning) ?

No. I was proposing changing my previous patch (the one with the 
cumbersome cogl_texture_new_with_size_and_options()) to make the options
scarier looking in name and docs.

If I could just do an envvar, that would be great, but I can't figure
out how to do that.

- Owen