Currently has no function. It is intended to be used for transforming the coordinates of
Pointsbetween the world coordinate system (WCS) and a user coordinate system (UCS), when routines for managing user coordinate systems are implemented.
const Transform INVALID_TRANSFORMEvery member of
matrixinINVALID_TRANSFORMis equal toINVALID_REAL.
const Transform IDENTITY_TRANSFORMHomogeneous coordinates and
Transformsare unchanged by multiplication withIDENTITY_TRANSFORM.matrixis an identity matrix:1 0 0 0 0 1 0 0 0 0 1 0 0 0 0 1See Transforms.