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

Chapter 10 - Group Objects / Group Objects Reference

Group Objects Routines / Managing Groups

Q3Group_GetType

You can use the Q3Group_GetType function to determine the type of a group.

TQ3ObjectType Q3Group_GetType (TQ3GroupObject group);

group

A group.

DESCRIPTION

The Q3Group_GetType function returns, as its function result, the type of the group specified by the group parameter. Q3Group_GetType returns one of these values:

kQ3GroupTypeDisplay
kQ3GroupTypeInfo
kQ3GroupTypeLight

If Q3Group_GetType cannot determine the type of a group or an error occurs, it returns kQ3ObjectTypeInvalid.

ERRORS

kQ3ErrorInvalidObject
kQ3ErrorNULLParameter