# Sandbox.UI.RootPanel.RenderManual

```csharp
void RenderManual(float opacity = 1)
```

Render this panel manually. This gives more flexibility to where UI is rendered, to texture for example.
[Sandbox.UI.RootPanel.RenderedManually](/api/Sandbox.UI.RootPanel/RenderedManually) must be set to true.

### Parameters

- `opacity` (`float`), default `1`

Declared in [Sandbox.UI.RootPanel](/api/Sandbox.UI.RootPanel).
Assembly: `Sandbox.Engine`.