Inside Macintosh: 3D Graphics Programming With QuickDraw 3D /

Chapter 10 - Group Objects / Group Objects Reference

Group Objects Routines / Managing Display Groups

Q3DisplayGroup_GetType

You can use the Q3DisplayGroup_GetType function to determine the type of a display group.

TQ3ObjectType Q3DisplayGroup_GetType (TQ3GroupObject group);

group

A group.

DESCRIPTION

The Q3DisplayGroup_GetType function returns, as its function result, the type of the display group specified by the group parameter. Q3DisplayGroup_GetType returns one of these values:

kQ3DisplayGroupTypeIOProxy
kQ3DisplayGroupTypeOrdered

If Q3DisplayGroup_GetType cannot determine the type of a group or an error occurs, it returns kQ3ObjectTypeInvalid.

ERRORS

kQ3ErrorInvalidObject