Advanced Mask Selections - ver 1.1

How to create complex masks, that can be built in steps, with undo/ redo functionality at each step. Masks can be built in either additive or subtractive mode, as in advanced graphics packages. Tools include : rectangular selection, elliptical selection, polygon selection, paint brush mask selector, magic wand selection. Also shows how to use CreatePatternBrush() api to implement a marching ants style border around selection ...