From: Ville <sy...@sc...> - 2005-03-03 08:04:04
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On Thu, Mar 03, 2005 at 04:48:58AM +0100, Roland Scheidegger wrote: > here's a patch which mainly does 3 things: > - convert sis, mach64, and radeon to spantmp2. > The sis and mach64 drivers got a slight change, previously you could no= t=20 > read back alpha values (always 0xff) and I don't think there was a good= =20 > reason for that? AFAICS mach64 doesn't apply either the blend equation or the blend=20 functions to the alpha values. You can choose to write either 0, 1, As,=20 1-As, Ad or 1-Ad to the destination :( --=20 Ville Syrj=E4l=E4 sy...@sc... http://www.sci.fi/~syrjala/ |