# Sandbox.ParticleLightRenderer.Ratio

```csharp
float Ratio { get; set; }
```

If 1, then every particle will get a light. If 0, no particles will get a light. If 0.5, half will get a particle.

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