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Alpha channel with Turbulence

Posted: Tue Dec 22, 2015 7:36 pm
by aggiechase37
I've manage to make a fairly convincing looking smoke material, but now I need the dark part to go away. I've been playing with it for an hour, but does anyone know how to make an alpha channel out of the black portions of the turbulence shader?

Re: Alpha channel with Turbulence

Posted: Wed Dec 23, 2015 3:06 pm
by bepeg4d
Hi,
the black part of the turbulence should be already be transparent if plugged in the opacity pin... anyway, if you use a color correction node to control the turbulence, you should be able to obtain any kind of masking, I guess :roll:
Screen Shot 2015-12-23 at 16.04.47.png
TurbulenceAlpha.c4d.zip
(96.83 KiB) Downloaded 121 times
ciao beppe

Re: Alpha channel with Turbulence

Posted: Wed Dec 23, 2015 4:37 pm
by aggiechase37
That works great. Thanks!

Re: Alpha channel with Turbulence

Posted: Thu Dec 24, 2015 5:11 am
by aggiechase37
Still haven't figured out a convincing gas material though, at least not something that will beat out what I can do with trapcode particular. You'd think that x particles would have the goods over particular...