[Piglit] Question regarding Crucible TODO item

[Jason Ekstrand]

On Thu, Jan 18, 2018 at 11:45 AM, Fabian Bieler <fabianbieler at fastmail.fm>
wrote:

> Hello!
>
> The Crucible TODO.txt file contains:
> - Add a --diff option to crucible-run that dumps image diffs for failed
> tests.
>   (Requires multiple command buffers).
>
> I do not understand how an optional image diff dump would require
> multiple command buffers. Couldn't the diff be generated on the CPU?
>

It could, yes.  I'm not really sure where that TODO came from or what
Chad's rational was.  What I do know is that it's OLD.
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