# OnTransformChanged(TransformChangeEvent)

> Called when a PhysicsEvents.TransformChangeEvent for the object occurs. This will always be called on the main-thread.

## Definition

* **Type:** Method
* **Namespace:** [Unity.U2D.Physics](/engine/6000.6/script-reference/unity/u2d/physics.md)
* **Assembly:** UnityEngine.PhysicsCore2DModule

```csharp
void OnTransformChanged(PhysicsEvents.TransformChangeEvent transformChangeEvent)
```

### Parameters

**** (\[TransformChangeEvent]\(/engine/6000.6/script-reference/unity/u2d/physics/physicsevents/transformchangeevent)):&#x20;