On 10/19/12 19:02, Stefano Stabellini wrote: > On Wed, 17 Oct 2012, Gerd Hoffmann wrote: >> Currently it is inconstent, PixelFormat->amask is left unset whereas >> abits and amax and ashift are filled. As an alpha channel doesn't make >> sense for the vga framebuffer leave all alpha fields clear. >> >> Signed-off-by: Gerd Hoffmann <kra...@redhat.com> > > Actually the alpha mask was left to 0 on purpose to ignore it. > At the same time we set amax, ashift and abits to signal the presence of > an alpha byte in the pixel format.
Hmm? I still don't see t he point of the current mix. Either the byte is alpha or it is unused ... cheers, Gerd