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# USDPlayer.DeformationData.SkinningData.Update

Delta update carrying only the skinning fields that changed since the last frame.

```
struct Update
```

## Topics

### Instance Properties

[`let geometryBindTransform: float4x4?`](/documentation/USDKit/USDPlayer/DeformationData/SkinningData/Update/geometryBindTransform)

Changed geometry bind transform.

[`let influenceJointIndices: [UInt32]?`](/documentation/USDKit/USDPlayer/DeformationData/SkinningData/Update/influenceJointIndices)

Changed joint influence indices.

[`let influenceWeights: [Float]?`](/documentation/USDKit/USDPlayer/DeformationData/SkinningData/Update/influenceWeights)

Changed joint influence weights.

[`let inverseBindPoses: [float4x4]?`](/documentation/USDKit/USDPlayer/DeformationData/SkinningData/Update/inverseBindPoses)

Changed inverse bind poses.

[`let jointTransforms: [float4x4]?`](/documentation/USDKit/USDPlayer/DeformationData/SkinningData/Update/jointTransforms)

Changed joint transforms.

## Relationships

### Conforms To

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

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

---

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