# Sandbox.ParticleSphereEmitter.OneSidedAxes

```csharp
EmitAxes OneSidedAxes { get; set; }
```

Axes restricted to one side of the sphere. Restrict Z for a dome, two axes for a
quarter sphere. Flip the side with a negative [Sandbox.ParticleSphereEmitter.DistanceBias](/api/Sandbox.ParticleSphereEmitter/DistanceBias) on that axis.

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