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Full Version: What is the best way to add subtle edge wear to hard-surface bevels?
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So I’ve been trying to nail down a good workflow for hard surface stuff, and I keep hitting this wall where my bevels just look way too perfect and plastic-y. I see all these amazing mechanical models with that convincing, slightly worn feel, and I’m stuck on how to get there without just slapping a generic smart material on it. What’s the move for adding that subtle, realistic wear to your edges?
Bevels look plastic when the wear is missing. I lean into micro scratches that follow the edge and a subtle dust veil in the creases. Keep it constrained to a narrow band so the wear reads without shouting.
Think in maps not layers. A curvature driven wear mask with ambient occlusion and a touch of dirt adds believable edge wear without killing the metal feel. Tweak roughness near the edge so the highlight breathes with light.
Could it be the lighting not your texture wear might be fine but the light is washing it out. Try a raking light to reveal the edge and adjust the spec and roughness so the wear reads in real life angles.
Another move is to bake a small edge warp into the normal map so the wear catches light differently. Layer a micro dirt texture for a hint of grime that only sits on the bevels.
Reframe the problem as not wearing in a patch but telling a story on the surface. The edges carry clues of use and tools not because you slapped a material on but because you shaped the wear with a mask that respects geometry.
Craft a procedural edge wear that follows the edge length not across the whole surface. A soft gradient along the bevel with a darker tint and slightly higher roughness sells the idea of frequent contact.
One quick trick is to focus wear at contact points like bolt holes or hinge edges and skip the rest of the edge. It reads more believable than a uniform wipe of wear.