# Sandbox.Animation.GraphBuilder.BlendSpace2DBuilder.Add

```csharp
BlendSpace2DBuilder Add(Vector2 position, Node source)
```

Play `source` when the parameters are at `position`.

### Parameters

- `position` (`Vector2`)
- `source` (`Node`)

### Returns

`BlendSpace2DBuilder`

Declared in [Sandbox.Animation.GraphBuilder.BlendSpace2DBuilder](/api/Sandbox.Animation.GraphBuilder.BlendSpace2DBuilder).
Assembly: `Sandbox.Engine`.