From the course: Compositing a Sci-Fi Force Field in NUKE

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Setting the force field timing

Setting the force field timing - Nuke Tutorial

From the course: Compositing a Sci-Fi Force Field in NUKE

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Setting the force field timing

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- So we've got our force field animation cooking here, and it's in a nice perspective. So now, what we're gonna do is wrap it around our character, and then set the timing for when it comes on and off. To wrap it around the character, I'm gonna use the character's alpha channel as a mask for the force field. So let's cruise over here, and we'll push in a little bit. The alpha channel I want is right here, there's my character, there's his alpha channel. So I'm gonna mask off the force field using his alpha channel. To help keep things tidy, I'm gonna select the reformat node and then the tab key, that and NoOp node. Put my viewer up to here, so that I can just title this "character alpha." And I'll close that. I have my timing chart over here, I want it to come on at 77 and off at 87. So let's start by softening this with a blur node. So we'll select our character alpha, type "B" on the keyboard to get a blur node. Set the channels to only blur the alpha channel, and let's add a blur…

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