Q3RotateAboutPointTransform_SetAboutPoint (IM: QD3D)

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

Chapter 7 - Transform Objects / Transform Objects Reference

Transform Objects Routines / Creating and Manipulating Rotate-About-Point Transforms

Q3RotateAboutPointTransform_SetAboutPoint
You can use the Q3RotateAboutPointTransform_SetAboutPoint function to set the point of rotation of a rotate-about-point transform.
TQ3Status Q3RotateAboutPointTransform_SetAboutPoint (
TQ3TransformObject transform, 
const TQ3Point3D *about);
transform
A rotate-about-point transform.
about
The desired point of rotation of the specified rotate-about-point transform.

DESCRIPTION
The Q3RotateAboutPointTransform_SetAboutPoint function sets the point of rotation for the rotate-about-point transform specified by the transform parameter to the value passed in the about parameter.