Scuff marks on metal material

[Duke86]

Hi guys new to modelling and rendering, i got keyshot 7 and I'm trying to make realistic looking gun maetal mainly for the likes of a star wars blaster, got a basic working model to practice on but i want to add some scuff marks on some edges to make it look more worn any ideas or tutorials?

[mattjgerard]

Look into the Occlusion node of the MatGraph, that will steer you int he right direction. Here is this-

https://luxion.atlassian.net/wiki/spaces/K7M/pages/40102909/Occlusion

https://blog.keyshot.com/2016/occlusion-works-keyshot

https://blog.keyshot.com/2016/create-occlusion-passes-keyshot