====== UnboundedGeometry ======

The unbounded surface geometry of the parent element.

===== Children =====

^ Name ^ Type ^ Cardinality ^ Description ^
| [[.:cone3d|Cone3D]] | ocx:Cone3D_T | [1, ∞] | Definition of the Cone surface defined by origin, radius and position of the cone tip. |
| [[.:cylinder3d|Cylinder3D]] | ocx:Cylinder3D_T | [1, ∞] | Definition of the cylindrical surface defined by root point, axis direction, radius and height. |
| [[.:extrudedsurface|ExtrudedSurface]] | ocx:ExtrudedSurface_T | [1, ∞] | Definition of an extruded surface defined by a base curve and 

either a sweep direction and length or a sweep curve. |
| [[.:nurbssurface|NURBSSurface]] | ocx:NURBSSurface_T | [1, ∞] | Non-uniform rational basis surface definition defined by a net (grid) of polynomial basis functions  in U and V direction. |
| [[.:plane3d|Plane3D]] | ocx:Plane3D_T | [1, ∞] | Definition of a  Planar surface defined by Root Point and Normal. |
| [[.:sphere3d|Sphere3D]] | ocx:Sphere3D_T | [1, ∞] | Definition of a Spherical surface defined by origin and radius. |
| [[.:unboundedgridref|UnboundedGridRef]] | ocx:UnboundedGridRef_T | [1, ∞] | An element that makes a reference to a grid definition. An offset along the grid reference normal vector can be given. |
| [[.:unboundedsurfaceref|UnboundedSurfaceRef]] | ocx:UnboundedSurfaceRef_T | [1, ∞] | The reference to a Surface geometry which is used in a LimitedBy. |

^ Schema version | 3.2.0 |
^ Schema location | https://3docx.org/fileadmin/ocx_schema/V320/OCX_Schema.xsd |
^ Namespace | https://3docx.org/fileadmin//ocx_schema//V320//OCX_Schema.xsd |
^ Created | 2026-09-10T10:07:41Z |