[pygame] Re: trouble w/ SRCALPHA in 1.9.2-cp27

[MrGumm <stabbingfinger@xxxxxxxxx>]

Before anyone wastes time on Font.render() I wish to take that off the 
table. It's not impacted. That was a symptom of my Python.

The others are impacted: Surface.convert(), Surface.set_alpha(), 
transform.rotozoom().


On 11/28/2017 3:56 PM, MrGumm wrote:
> Greetings,
>
> Developers:
>
> I've submitted issues #340 and #341.
> https://bitbucket.org/pygame/pygame/issues/340/surfaceconvert-does-not-remove-the 
>
> https://bitbucket.org/pygame/pygame/issues/341/surfaceset_alpha-sets-the-srcalpha-flag 
>
>
> Actually it seems to impact everything from font rendering w/ a 
> background color, to rotozoom, to these tracked issues. Therefore, 
> maybe it'll be a one-tweak-fixes-all.
>
> This problem has major impact on my current project (a gfx-intensive 
> shooter on Raspian), so I'd like to get a feel, if I may, for when the 
> next release may appear with the fix(es) in it?
>
> Fellow coders:
>
> In the meantime, I would consider a workaround. But I cannot find one. 
> If anyone is smarter than me, help would be appreciated. I need to 
> detect whether a surface has per-pixel alpha in order to apply the 
> proper transforms. In the past this was detectable by checking the 
> flags for the presence of SRCALPHA. It's the nature of these issues 
> that this is no longer reliable.
>
> Thanks in advance.