I share Deke's experience with ID passes. I always go with standard (RGBA) mattes.
On Mon, Mar 25, 2013 at 1:40 PM, Deke Kincaid <[email protected]> wrote: > In my experience ID passes are not that great to use for masks. There are > gizmos on nukepedia which pull keys on the color but they are often > bleeding color into other channels because there are colors which aren’t > even secondary(pink, light green, etc..) and the pass is not anti-aliased. > Also anything semi-transparent like glass or motion blur is an instant > fail. It is much better to render a bunch of separate mattes to channels > in an exr file. Nuke lets you have up to 1024 channels, so you should use > them :) I haven’t seen a script for arnold yet but there are many for MR > and Vray to auto generate matte passes in separate channels of an exr for > objects in a scene. > > ----- > Deke Kincaid > Creative Specialist > The Foundry > Mobile: (310) 883 4313 > Tel: (310) 399 4555 - Fax: (310) 450 4516 > > The Foundry Visionmongers Ltd. > Registered in England and Wales No: 4642027 > > > On Thu, Mar 14, 2013 at 9:09 AM, letin210 < > [email protected]> wrote: > >> ** >> Hi there, >> >> Has anyone never tried to work with ID pass generated from Arnold render? >> It could be very useful to get all the ID passes on one layer, but I >> cannot figure out how can I manage it. >> >> Cheers, >> Letin. >> >> _______________________________________________ >> Nuke-users mailing list >> [email protected], http://forums.thefoundry.co.uk/ >> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users >> > > > _______________________________________________ > Nuke-users mailing list > [email protected], http://forums.thefoundry.co.uk/ > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users >
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