push $cut_paste_input
Expression {
expr0 "r < 0 ? 1 : 0"
expr1 "g < 0 ? 1 : 0"
expr2 "b < 0 ? 1 : 0"
name Expression1
selected true
xpos 80
ypos -9
}
-Nathan
-----Original Message-----
From: jack
Sent: Tuesday, December 06, 2011 10:56 PM
To: nuke-users@support.thefoundry.co.uk
Subject: [Nuke-users] negative value pixels
Hi
Is there anyway to get the alpha of negative value pixels 0 or lesser
than 0 value pixels . Can u tell the expression how to get it
Thanks
Jack
--
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