---
title: "PhysicallyBasedMaterial.Blending.transparent(opacity:)"
framework: realitykit
role: symbol
role_heading: Case
path: "realitykit/physicallybasedmaterial/blending-swift.enum/transparent(opacity:)"
---

# PhysicallyBasedMaterial.Blending.transparent(opacity:)

A surface that’s transparent.

## Declaration

```swift
case transparent(opacity: PhysicallyBasedMaterial.Opacity)
```

## Parameters

- `opacity`: The opacity of the material.

## Discussion

Discussion This enumeration case indicates that the material supports transparency.

## See Also

### Specifying opacity

- [PhysicallyBasedMaterial.Blending.opaque](realitykit/physicallybasedmaterial/blending-swift.enum/opaque.md)
- [opacityThreshold](realitykit/physicallybasedmaterial/opacitythreshold.md)
- [PhysicallyBasedMaterial.Opacity](realitykit/physicallybasedmaterial/opacity.md)