XGS
absGeometryDistortion
CylindricalMatrix
SphericalMatrix

GeometryXform
GeometryElement

ReferencePoint
Plane
AnnularSurfaceSection
Box
CylindricalSurface
HelicalSurface
Disk
GenTrapezoid
IsoscelesPentagon
PolyVol
RegularPolygonSurface
SlantedTubeSection
SphericalSurface
Trapezoid
TubularSection
TubularShell
Wedge