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# transform(at:)

Computes the prim’s composed local transform at the specified time.

```
func transform(at time: USDStage.TimeCode = .default) -> USDValue.Matrix4d?
```

## Parameters

`time`

The time at which to evaluate the transform. Defaults
to `.default`.

## Return Value

The composed local transformation matrix, or `nil` if the
prim is not transformable.

---

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