3D Graphics Programming with QuickDraw 3D 1.5.4

Display Groups

Labels

ASCII: DisplayGroup
Binary: dspg ( = 0x6C697374 )

Data Format

No data.

Data Size

Description

A display group is a list of drawable objects and containers the root objects of which are drawable objects. Types of drawable objects include geometric objects, attribute sets, styles, transforms, and other display groups. A display group is delimited by begin group and end group objects.

Parent Hierarchy

Shared, shape, group.

Parent Objects

None.

Child Objects

Display group state (optional). If no child object is specified, group state flags should be set to the default values specified in "Display Group States" .

Example



 
BeginGroup ( Display Group( ) )

    SubdivisionStyle ( Constant 32 32 )

    Container (

        Mesh ( ... )

        VertexAttributeSetList ( ... )

        FaceAttributeSetList ( ... )

    )



 
    Container (

        Mesh ( ... )

        VertexAttributeSetList ( ... )

        FaceAttributeSetList ( ... )

    )

    .

    .

    .

EndGroup ( )