I don't think this was intentional, and if it was it's making the assumption that non-premul alpha is being used, which it shouldn't. I'll commit the patch.
Brecht. On Thu, May 24, 2012 at 1:29 PM, IRIE Shinsuke <[email protected]> wrote: > Oops, the subject was incorrect... > > 12/05/24, IRIE Shinsuke wrote: >> Hi developers, >> >> As I have reported 5 days ago, new compositor behaves in the different >> way from old compositor when converting a color into a scalar value: >> >> http://projects.blender.org/tracker/index.php?func=detail&aid=31531&group_id=9&atid=498 >> >> That is, in the old compositor, >> >> output value = (R + G + B) / 3 >> >> or >> >> output value = R * 0.35 + G * 0.45 + B * 0.2 >> >> while in the new compositor, >> >> output value = (R + G + B) / 3 * A >> >> or >> >> output value = (R * 0.35 + G * 0.45 + B * 0.2) * A >> >> This change is very annoying that requires me to modify many existing >> .blend files. So, I posted a patch that rolls back the behavior: >> >> http://projects.blender.org/tracker/index.php?func=detail&aid=31534&group_id=9&atid=127 >> >> but still got no response. >> >> Please let me know if this change accidentally happened or is intended >> and if I really have to modify my .blend files. >> >> Regards, > > > -- > IRIE Shinsuke > _______________________________________________ > Bf-committers mailing list > [email protected] > http://lists.blender.org/mailman/listinfo/bf-committers _______________________________________________ Bf-committers mailing list [email protected] http://lists.blender.org/mailman/listinfo/bf-committers
