so now it's easier ot just load in the dirt material on top of ANY material, to add dirt/weathering adjust it as need in colour, fractal function, whatever, so suit you can use UV maps to drive it for precision. :)

it can be found and other materials too, on my Freebie materials, here:

http://www.silverblades-suitcase.com/vue_mats/vue_materials.htm

ship/sphere on right have default dirt map applied

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