This is a 3 part, intermediate level, Houdini 9 tutorial that demonstrates the use of ray sops to find distances between surfaces, then creating a custom attribute to apply that data to maintain a distance between feathers. This is a method developed by Jeff Wagner.
Part 1 covers: Creating Rest and Deforming Skin
Part 2 covers: Defining Distance Attribute
Part 3 covers: Applying Distance Control to Feathers
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Creator's Site: www.sidefx.com
Curated By: Pigeonchicken