I am not entirely sure what you want to do, as what you are explaining is difficult to explain in words. But I think this tutorial will help you. It is of the GIMP quickmask tool:
http://www.gimp.org/tutorials/Quickmask/ I don't really know of a good simple way to explain the functionality of the tool, however it is explained in the tutorial. HTH, Stefan Maerz _______________________________________________ Gimp-user mailing list Gimp-user@lists.XCF.Berkeley.EDU https://lists.XCF.Berkeley.EDU/mailman/listinfo/gimp-user