# getRotationArc

[**@qbead/bloch-sphere**](https://qbead.gitbook.io/bloch-sphere/index)

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[@qbead/bloch-sphere](https://qbead.gitbook.io/bloch-sphere/index) / getRotationArc

## Function: getRotationArc()

> **getRotationArc**(`v`, `axis`, `angle`): [`ArcProperties`](https://qbead.gitbook.io/bloch-sphere/type-aliases/arcproperties)

Defined in: [src/math/geometry.ts:32](https://github.com/qbead/bloch-sphere/blob/41247d60e67bd802cc21854379a06362e5d0957c/src/math/geometry.ts#L32)

Gets properties of an arc starting from v and rotating about n by angle

### Parameters

| Parameter | Type      |
| --------- | --------- |
| `v`       | `Vector3` |
| `axis`    | `Vector3` |
| `angle`   | `number`  |

### Returns

[`ArcProperties`](https://qbead.gitbook.io/bloch-sphere/type-aliases/arcproperties)