Just a short post today.
In the 16.6 Allegro PCB Editor release, multiple region shapes can now be assigned to a single region constraint object. Using the General Edit Application mode, pre-select multiple region shapes, then use the context-sensitive RMB menu to access the Assign to Region command.
Ensure you are in General Edit Application mode. Consider an example where we will assign the region shapes associated with the components U7 and U8 to a "BGA" region constraint object.
Window-select the two purple region shapes, or hold down the CONTROL key, then select each shape individually. Hover over any one region shape, then RMB—Assign to Region. Select "BGA" from the list:
I look forward to your comments!
Jerry “GenPart” Grzenia