[Scummvm-devel] 16bit alpha blending

[Marcus Comstedt]

Johannes Schickel <lordhoto at scummvm.org> writes:

> Seeing that Groovie2 seems to use cursors with alpha blending (check the 
> mails by Scott) I guess there's some minor argument against the above 
> quoted proposal.

Yes, and IIRC it wants non-premultiplied alpha
(glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA)), so until an engine
with some other requirement turns up we could just standardize on that
and let the backend premultiply in software if it needs to.


  // Marcus