The Wireframe Procedural paints the wireframe structure of your model, providing custom control over the faces, edges and coplanar edges colors. Useful as a color texture or in grey scale as a bump, displacement, weight map or mask texture.
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Examples of the Wireframe procedural in use, both as color texture (left) and as mask texture (right)
Wireframe Procedural parameters
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The Wireframe procedural parameters panel