A pointer to a function that creates a new instance of a custom transform.
- macOS 10.7+
The name of the new custom transform. This name must be unique.
The newly created transform.
A reference that is bound to an instance of a custom transform.
Sec that is used to create a new instance of a custom transform.
Provide a function of this type to the
Sec function when creating a custom transform. The function defined here returns an object of type
Sec that provides the implementation of all of the overrides necessary to create the custom transform. This returned
Sec is also where the "instance" variables for the custom transform may be defined.