Inside Macintosh: 3D Graphics Programming With QuickDraw 3D / Chapter 10 - Group Objects / Group Objects ReferenceGroup Objects Routines
Getting Object Positions QuickDraw 3D provides routines that you can use to find instances of objects in groups. Subtopics Q3Group_GetFirstObjectPosition Q3Group_GetLastObjectPosition Q3Group_GetNextObjectPosition Q3Group_GetPreviousObjectPosition