PK_TRCURVE_t

This type represents an old form of TRimmed CURVE.

Used in:

PK_TRCURVE_ask

TRCURVE is not a fully supported curve type (PK_CLASS_trcurve is a subclass
of PK_CLASS_geom).  It allows access to the data for trimmed curves contained
in old models.

The trcurve is defined by data contained in a PK_TRCURVE_sf_t