# PhysicsCallbacks.IJointThresholdCallback

> An interface that when implemented by a Object, can be called as a target by PhysicsWorld.SendJointThresholdCallbacks.

## Definition

* **Type:** Interface
* **Namespace:** [UnityEngine.LowLevelPhysics2D](/engine/6000.3/script-reference/unityengine/lowlevelphysics2d.md)
* **Assembly:** UnityEngine.Physics2DModule

```csharp
public interface PhysicsCallbacks.IJointThresholdCallback
```

## Methods

| Method                                                                                                                                             | Description                                                                                                                                                                                                                                                   |
| -------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| [OnJointThreshold2D](/engine/6000.3/script-reference/unityengine/lowlevelphysics2d/physicscallbacks/ijointthresholdcallback/onjointthreshold2d.md) | Called when a [PhysicsEvents.JointThresholdEvent](/engine/6000.3/script-reference/unityengine/lowlevelphysics2d/physicsevents/jointthresholdevent.md) for the object occurs. This will always be called on the main-thread after the simulation has finished. |