Contents Chapter 11: Regions | Print page 11.4. Editing Regions in CFX-PreAs there are two types of regions in CFX-Pre, there are two editors used for defining and modifying these regions. For details, see:Defining and Editing Primitive RegionsDefining and Editing Composite Regions « 11.3. Using Regions in CFX-Pre 11.4.1. Defining and Editing Primitive Regions »