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  "identifier" : "/documentation/ARKit/ARSession/RunOptions",
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  "title" : "ARSession.RunOptions"
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# ARSession.RunOptions

Options for transitioning an AR session’s current state when you change its configuration.

```
struct RunOptions
```

## Topics

### Creating Run Options

[`init(rawValue:)`](/documentation/ARKit/ARSession/RunOptions/init(rawValue:))

Creates a run options.

### Run Options

[`ARSessionRunOptionResetTracking`](/documentation/ARKit/ARSession/RunOptions/resetTracking)

An option to reset the device’s position from the session’s previous run.

[`ARSessionRunOptionRemoveExistingAnchors`](/documentation/ARKit/ARSession/RunOptions/removeExistingAnchors)

An option to remove any anchor objects associated with the session’s previous run.

[`ARSessionRunOptionStopTrackedRaycasts`](/documentation/ARKit/ARSession/RunOptions/stopTrackedRaycasts)

An option to stop all active tracked raycasts.

[`ARSessionRunOptionResetSceneReconstruction`](/documentation/ARKit/ARSession/RunOptions/resetSceneReconstruction)

An option to reset the scene mesh.

## Relationships

### Conforms To

[`SetAlgebra`](/documentation/Swift/SetAlgebra)

[`OptionSet`](/documentation/Swift/OptionSet)

[`RawRepresentable`](/documentation/Swift/RawRepresentable)

[`BitwiseCopyable`](/documentation/Swift/BitwiseCopyable)

[`ExpressibleByArrayLiteral`](/documentation/Swift/ExpressibleByArrayLiteral)

[`Equatable`](/documentation/Swift/Equatable)

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

[`Sendable`](/documentation/Swift/Sendable)

---

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