# Sandbox.Animation.GraphBuilder.FloatParameter

```csharp
Node FloatParameter(string name, float min = 0, float max = 0)
```

Add a float control parameter, settable by name at runtime. Provide
`min` < `max` to describe a bounded range for tools.

### Parameters

- `name` (`string`)
- `min` (`float`), default `0`
- `max` (`float`), default `0`

### Returns

`Node`

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