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Texture Displacement Mix

Posted: Sat Mar 19, 2022 12:33 am
by Berube
Hello everyone,

I'm not sure I understand how to mix two Displacement maps using the Texture Displacement nodes.

It seems the "Texture Displacement" node only accepts the "Texture" nodes as input. Makes sense, although, the "Add Tex", "Mult Tex" or "Mix Tex", though they connect fine, lead to no Displacement at all as a result.

Is there a way to do any Texture Composite work when feeding the "Texture Displacement"?

Note, not interested in the "Vertex Displacement" path here…

Best,

-Berube

http://www.johnberube.com

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Re: Texture Displacement Mix

Posted: Sat Mar 19, 2022 6:41 am
by AlexeyAdamitsky
Yeah, it can be a bit confusing.

You need to learn one thing here though. Texture Displacement node can accept only image textures. Hence if you make any manipulations with image textures before you feed the result to Texture Displacement node you must bake these manipulations using Bake Texture like this(and don't forget about UV projection):

This will work as expected if you use Texture Displacement on unwrapped geometry. But if you put anything between Image texture and Texture Displacement nodes it won't work.
Image

You'll always need to use Baking Texture with Mesh UV projection before your Texture Displacement node if you used any other nodes in between.
Image

Re: Texture Displacement Mix

Posted: Sat Mar 19, 2022 7:49 pm
by protovu
For those of us who do not do much of this, is there an output image example of this we can be referred to which minimally shows a displacement mix?

Re: Texture Displacement Mix

Posted: Wed Mar 23, 2022 11:01 am
by linograndiotoy
Here!

In this case I'm using the Falloff texture to mix two different displacements:
Vertex_Disp_Mixer.PNG

Re: Texture Displacement Mix

Posted: Wed Mar 23, 2022 2:22 pm
by protovu
Beautiful. Thank you, Lino.

Re: Texture Displacement Mix

Posted: Wed Mar 23, 2022 3:42 pm
by linograndiotoy
Sure.