Looking much better.. good job, but I suspect you are rushing the process. Your textures are very general and are not telling me a story as to what that object has gone through. Also your color is very out of the box(pardon the pun) and depending on the type of paint that was used to paint that object it would oxydize in a…
yes. you want to have controlled wear and tear. Have a look at this tutorial http://forums.cgsociety.org/showthread.php?f=46&t=373024 all of the primary scratches where the paint has worn off and its just metal underneath are hand painted on.
So on this tutorial http://forums.cgsociety.org/showthread.php?f=46&t=373024 At the step which uses the "fill all layers" option with the paint bucket tool. I'm at a loss because the tut is using Photoshop and I am using Gimp. Does anybody know how to do the same thing for Gimp? I appreciate any help thanks.