The selection tools introduced in Exposure X7 enable you to quickly generate layer masks to control the adjustments you apply to images. We made this video to demonstrate the benefits of converting various selection types into polygon selections.
If you want to quickly select an object in Exposure, there are several ways to do so. Regardless of how you make the selection, it can be converted into a detailed polygon selection. This is a great technique for creating more accurate masks that are simple to refine.