[Scummvm-devel] blendPixelPtr()

[Willem Jan Palenstijn]

On Fri, Jan 10, 2014 at 04:18:47PM +0100, Marcus Comstedt wrote:
> 
> Willem Jan Palenstijn <wjp at usecode.org> writes:
> 
> > Specifically, the commit you mentioned was intended to fix this bug:
> > http://i.imgur.com/AUxjJ.jpg 
> 
> Ok, that looks wrong, but the fix is not correct.
> 
> 
> > Not many backends use an overlay format with alpha, and even some that do copy
> > the full game screen to the overlay so that it is not transparent. For a
> > transparent overlay, we should see about fixing that black-corners blending bug
> > some other way than the somewhat heavy-handed 264ba4a9.
> 
> For sure.  The screenshot suggests that it should be possible to
> reproduce the issue with a standard Android build, yes?  Then I can
> take a look at it.

I think with a desktop OpenGL RGBA4444 setup too.

-Willem Jan