Returns t if a given transform is a unit transform.
graphics-ports
unit-transform-p transform => bool
| transform⇩ | 
A transform. | 
| bool | 
A boolean. | 
The function unit-transform-p returns t if transform is the unit transform.
See graphics-state for details of how a transform is used.
CAPI User Guide and Reference Manual (Unix version) - 01 Dec 2021 19:33:02