# SubDTorus

## <img src="https://3375153115-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F5uhW8FwQpXQj8tHUULMo%2Fuploads%2FiIShDSmWui1azstnJXNX%2FG2_09_SUBD_TORUS.png?alt=media&#x26;token=560447bc-102a-4bc2-b780-a936d5c015f5" alt="" data-size="line"> SubDTorus <a href="#profiles" id="profiles"></a>

The SubDTorus command draws a subdivision torus object.

<div align="left"><img src="https://docs.mcneel.com/rhino/8/help/en-us/image/topic_illustrations/subdtorus.gif" alt=""></div>

### Base circle options

#### **Radius**

Pick a point or enter a radius to decide the size of the base circle.

<div align="left"><img src="https://docs.mcneel.com/rhino/8/help/en-us/image/topic_illustrations/torus_radius.png" alt=""></div>

#### **Vertical**

Draws the base circle vertical to the construction plane.

<div align="left"><img src="https://docs.mcneel.com/rhino/8/help/en-us/image/topic_illustrations/torus_vertical.png" alt=""></div>

#### **2Point**

Pick two opposite points on the base circle.

<div align="left"><img src="https://docs.mcneel.com/rhino/8/help/en-us/image/topic_illustrations/torus_2point.png" alt=""></div>

#### **3Point**

Draws the base circle through three points.

<div align="left"><img src="https://docs.mcneel.com/rhino/8/help/en-us/image/topic_illustrations/torus_3point.png" alt=""></div>

#### **Tangent**

Draws the base circle tangent to one, two, or three curves.

<div align="left"><img src="https://docs.mcneel.com/rhino/8/help/en-us/image/topic_illustrations/torus_tangent.png" alt=""></div>

#### **AroundCurve**

Draws the base circle perpendicular to the picked point on a curve. The center line of the torus will be tangent to the curve.

<div align="left"><img src="https://docs.mcneel.com/rhino/8/help/en-us/image/topic_illustrations/torus_aroundcurve.png" alt=""></div>

#### **FitPoints**

Draws the base circle by fitting to selected points, control points, or mesh vertices.

<div align="left"><img src="https://docs.mcneel.com/rhino/8/help/en-us/image/topic_illustrations/torus_fitpoints.png" alt=""></div>

#### **VerticalFaces**

The number of faces along the second circle.

<div align="left"><img src="https://docs.mcneel.com/rhino/8/help/en-us/image/topic_illustrations/subdtorus_verticalfaces.png" alt=""></div>

#### **AroundFaces**

The number of faces along the base circle.

<div align="left"><img src="https://docs.mcneel.com/rhino/8/help/en-us/image/topic_illustrations/subdtorus_aroundfaces.png" alt=""></div>

### Second circle options

#### **Radius**

Pick a point or enter a radius to decide the size of the second circle.

<div align="left"><img src="https://docs.mcneel.com/rhino/8/help/en-us/image/topic_illustrations/torus_section_radius.png" alt=""></div>

#### **Diameter**

Pick a point or enter a diameter to decide the size of the second circle.

<div align="left"><img src="https://docs.mcneel.com/rhino/8/help/en-us/image/topic_illustrations/torus_section_diameter.png" alt=""></div>

#### **FixInnerDimension**

The first radius chosen sets the inner dimension of the torus and the second radius is constrained to be outside of the first radius.

<div align="left"><img src="https://docs.mcneel.com/rhino/8/help/en-us/image/topic_illustrations/torus_fixinnerdimension.gif" alt=""></div>

For more information, please refer to the [Rhino documentation](https://docs.mcneel.com/rhino/8/help/en-us/commands/subdprimitives.htm#SubDTorus).