Object Containers

Grouping objects and operating on the group as a whole

Functions

hggroup Create group object
hgtransform Create transform object
makehgtform Create 4-by-4 transform matrix
eye Identity matrix

Properties

Group Properties Group object appearance and behavior
Transform Properties Transform object appearance and behavior

Topics

Object Groups

Group objects are invisible containers for graphics objects. Use group objects to form a collection of objects that can behave as one object in certain respects.

Transforms Supported by hgtransform

The transform object'sMatrixproperty applies a transform to all the object’s children in unison.

Create Object Groups

Create an object group by parenting objects to a group or transform object.

Rotate About an Arbitrary Axis

This example shows how to rotate an object about an arbitrary axis.

Nest Transforms for Complex Movements

This example creates a nested hierarchy of transform objects, which are then transformed in sequence to create a cube from six squares.