> >
> > One idea would ne to add an extra viewport on top (that is rendered
> > _after_ the image-grab, but shown to the user) which just holds a
> > screenshot (to show the same picture) or a placeholder image
> ("printing
> > in progress") or somesuch.
>
> the major problem with using visible windows is that they are not
> guaranteed to
> be rednere3d correctly/completely when part of the window is obscured.
> Try to
> put another window on top of your render window and things will get
> interesting,
> and there is not way to detect that.
You could render into the back buffer as you would normally do and then read
it back from there, without switching buffers. That should work and get rid
of the "obscured window problem".
>
> FBOs are definitely the way to go here... *duck*
I'm totally with you, FBOs are easy to use and support everything your
graphics card supports.
Aloha, Andi
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