On Sat, May 30, 2015 at 3:57 PM, Tom Butterworth <bangno...@gmail.com> wrote:
> I haven't added any further looping and dxt_decode_colors could be
> inlined, but maybe I misunderstand you. Even if you don't want to do
> that, still better to calculate the four colours once and then apply
> them using the indices rather than calculating them sixteen times -
> no?
It's me who misunderstood you, I was talking on a different part of
the code entirely.
I went for your approach and squeezed some more performance out it
before 10.484727391 seconds time elapsed
( +- 0.10% )
now 9.324538527 seconds time elapsed
( +- 0.11% )
I'll send an updated patch soon, thanks a lot.
--
Vittorio
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