---
title: descriptor
framework: realitykit
role: symbol
role_heading: Instance Property
path: realitykit/portalmaterial/program-swift.struct/descriptor-swift.property
---

# descriptor

The descriptor used to create this program.

## Declaration

```swift
var descriptor: PortalMaterial.Program.Descriptor { get }
```

## See Also

### Configuring the program

- [PortalMaterial.Program.Descriptor](realitykit/portalmaterial/program-swift.struct/descriptor-swift.struct.md)