New acceleration architecture

[Thomas Winischhofer]

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

Eric Anholt wrote:
> On Wed, 2005-06-29 at 22:08 +0200, Thomas Winischhofer wrote:
> 
>>-----BEGIN PGP SIGNED MESSAGE-----
>>Hash: SHA1
>>
>>Thomas Winischhofer wrote:
>>
>>>One more thing: PrepareCopy is supposed to be given boolean "reverse"
>>>and "upsidedown", but from CopyNtoN is called with some integer "dx" and
>>>"dy"...
>>>
>>>Can there be overlapping blits in this concept, requiring "reverse" and
>>>"upsidedown" (which specify the drawing direction I assume)?
>>
>>
>>Erm.. one more thing: The executing calls (Solid(), Copy(), etc) come
>>without any argument that would allow retrieving pScrn or the like....
>>just the coordinates. Hm...
> 
> 
> Yep.  In KAA drivers you would save out whatever bits you needed to some
> global variable in the Prepare call.  I always thought that was a bit
> ugly, but it worked.


But please... I very much hope this isn't meant to be this way. Am I
supposed to store my pSiS at a global location...? Especially great for
dual head...

- --
Thomas Winischhofer
Vienna/Austria
thomas AT winischhofer DOT net          http://www.winischhofer.net/
twini AT xfree86 DOT org
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.1 (GNU/Linux)
Comment: Using GnuPG with Thunderbird - http://enigmail.mozdev.org

iD8DBQFCwwSOzydIRAktyUcRAkcBAJ95RUAmWjdH1w/TfdM6+Yq2vqCudwCg0Wu0
WUc1Ki0z/BjWkE1UTga1qXA=
=EWwn
-----END PGP SIGNATURE-----