# Sandbox.Bitmap.SetRadialGradient

```csharp
void SetRadialGradient(Vector2 center, float radius, Gradient gradient)
```

Sets the pen for drawing with a radial gradient.

### Parameters

- `center` (`Vector2`): The gradient's center.
- `radius` (`float`): The radius of the gradient.
- `gradient` (`Gradient`): The color of the gradient.

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