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Q: Procedural shader for rock


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#1 Eitht

Eitht

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  • Location:Singapore
  • Name:Jia Bao Zhang

Posted 20 April 2011 - 09:31 AM

Hi, making a weathered rock following the reference image below. I want to get dirt pattern-like thingy (circled in red) that spreads downwards from the top of the rock.

In the file attached, i am using Surface Normal in Y fed into the bias of "Blendregion" and attempted to use "Turbnoise" to get some sort of pattern. Appears i could be using it wrongly and haven't achieved what i wanted.

Initially i used color map for the rock but i wanted to try the procedural shader approach that way i don't have to worry about UV.

Hoping to get some guidance here, thank you!

eitht.

Attached Thumbnails

  • weatheredGranite_ref.png
  • rock_ref.png
  • rockTest_render_01.png

Attached Files






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