Page 1 of 1

Colormath screen operation

Posted: Thu Jan 16, 2020 4:11 pm
by sarmath
Is it possible that we get screen operation (similar to cycles) in colormath node? Its very useful when mixing imperfection black and white textures.
Thanks

Re: Colormath screen operation

Posted: Thu Jan 16, 2020 4:42 pm
by B.Y.O.B.
For the time being, you can build it out of basic nodes.
The operation can be found here: https://photoblogstop.com/photoshop/pho ... -explained
result = 1−(1−A)×(1−B)

Node setup, upper left Cycles, bottom Lux:

Re: Colormath screen operation

Posted: Thu Jan 16, 2020 8:12 pm
by sarmath
Thanks for your help, will try it. :!: :)