# SubDToBrepOptions class

Namespace: [Rhino.Geometry](https://developer.rhino3d.com/api/rhinocommon/namespace/rhino.geometry.md) · Assembly: [RhinoCommon](https://developer.rhino3d.com/api/rhinocommon/assembly/rhinocommon.md)

```cs
public class SubDToBrepOptions : IDisposable
```

Options used for converting a SubD to a Brep

## Constructors

- [SubDToBrepOptions](https://developer.rhino3d.com/api/rhinocommon/type/rhino.geometry.subdtobrepoptions/ctor.md): (2 overloads) Create default options

## Finalizer

- [~SubDToBrepOptions](https://developer.rhino3d.com/api/rhinocommon/type/rhino.geometry.subdtobrepoptions/finalize.md): Passively reclaims unmanaged resources when the class user did not explicitly call Dispose().

## Properties

- [Default](https://developer.rhino3d.com/api/rhinocommon/type/rhino.geometry.subdtobrepoptions/default.md): (static) Default SubDToBrepOptions settings. Currently selects the same options as DefaultUnpacked: Locally-G1 smoothing of extraordinary vertices, unpacked faces.
- [DefaultPacked](https://developer.rhino3d.com/api/rhinocommon/type/rhino.geometry.subdtobrepoptions/defaultpacked.md): (static) Default ON_SubDToBrepParameters settings for creating a packed brep. Locally-G1 smoothing of extraordinary vertices, packed faces.
- [DefaultUnpacked](https://developer.rhino3d.com/api/rhinocommon/type/rhino.geometry.subdtobrepoptions/defaultunpacked.md): (static) Default ON_SubDToBrepParameters settings for creating an unpacked brep. Locally-G1 smoothing of extraordinary vertices, unpacked faces.
- [ExtraordinaryVertexProcess](https://developer.rhino3d.com/api/rhinocommon/type/rhino.geometry.subdtobrepoptions/extraordinaryvertexprocess.md): Get or sets the extraordinary vertex process option.
- [PackFaces](https://developer.rhino3d.com/api/rhinocommon/type/rhino.geometry.subdtobrepoptions/packfaces.md): Get or sets the pack faces option.

## Methods

- [Dispose](https://developer.rhino3d.com/api/rhinocommon/type/rhino.geometry.subdtobrepoptions/dispose.md): (2 overloads) Actively reclaims unmanaged resources that this instance uses.