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# LightmapResource.EntityLightmapDescriptor

Specifies a MeshPartLightmapDescriptor for each part of the entity’s model.

```
struct EntityLightmapDescriptor
```

## Topics

### Creating a descriptor

[`init(perPartData: [LightmapResource.MeshPartLightmapDescriptor]) throws`](/documentation/RealityKit/LightmapResource/EntityLightmapDescriptor/init(perPartData:))

## Relationships

### Conforms To

[`Sendable`](/documentation/Swift/Sendable)

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

---

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