Re: 3.4 release

John M McIntosh <[email protected]>
Newsgroups gmane.comp.lang.smalltalk.squeak.foundation
Message-ID <[email protected]>
Ok, good, lets regress the change to the mpeg source, it adds a bit of  
complexity to the mpeg
code that's not really needed. So I'll attempt to back out the changes  
tomorrow if I figure out how to
do that (pointers are welcome).

On Thursday, February 6, 2003, at 03:31  PM, Andreas Raab wrote:

> John,
>
>> Well I'm afraid this change set was forgotten when we were building
>> 3.4. Mostly I was looking for feedback from the Croquet folks if
>> this actually works for them as intended.
>
> Just to reconfirm: This change was the one which made the alpha values
> appear correctly, right?! If so, we've actually solved this problem
> differently in the meantime because the MPEG player wasn't the only  
> place
> where the alpha channel was killed - it turns out that this happens
> regularly when you blt 16bpp -> 32 bpp and considering both overdraw  
> issues
> and the generally higher requirements in terms of computing power in  
> Croquet
> I decided that it's worthwhile to add an extra pass where it is needed  
> (done
> by BitBlt's new fixAlpha:with: rule). In other words, if it's  
> expensive, it
> is not necessary to keep it in the MPEG plugin for the sole sake of  
> Croquet.
> We could simply #ifdef it with an appropriate comment saying what this  
> is
> doing and what is needed if you want to use it.
>
> Cheers,
>   - Andreas
>
> _______________________________________________
> Squeakfoundation mailing list
> [email protected]
> http://lists.squeakfoundation.org/listinfo/squeakfoundation
>
>
--
======================================================================== 
===
John M. McIntosh <[email protected]> 1-800-477-2659
Corporate Smalltalk Consulting Ltd.  http://www.smalltalkconsulting.com
======================================================================== 
===
lmpx.com only provides a reader for public news (NNTP) servers. It is not affiliated with the servers or forums shown here and is not responsible for the content of articles, which is written by their respective authors.