PK_REGION_t

This type represents a REGION.  A region is a connected subset of 3-dimensional
space.

Used in:

PK_BODY_ask_regions
PK_REGION_ask_body
PK_REGION_ask_regions_adjacent
PK_REGION_ask_shells
PK_REGION_combine_bodies
PK_REGION_imprint_curve
PK_REGION_imprint_point
PK_REGION_is_solid
PK_REGION_make_solid
PK_REGION_make_void
PK_SHELL_ask_region

A region is a type of topology (PK_CLASS_region is a subclass of
PK_CLASS_topol).

See Region for more information.