[Mesa-dev] [PATCH] st/mesa: Validate state before doing blits.

[Marek Olšák]

On Wed, Mar 23, 2011 at 10:02 PM, Henri Verbeet <hverbeet at gmail.com> wrote:

> Specifically, this ensures things like the front buffer actually exist.
> This
> fixes piglt fbo/fbo-sys-blit and fd.o bug 35483. One concern is that
> st_validate_state() looks expensive, are there any cheaper options?
>

Maybe we should only validate the states needed by the caller. There is no
need to validate every one of them, especially if some are both unused &
changed by the user afterwards.

Marek
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