---
title: SCNBlendMode.alpha
framework: scenekit
role: symbol
role_heading: Case
path: scenekit/scnblendmode/alpha
---

# SCNBlendMode.alpha

Blend by multiplying source and destination color values by their corresponding alpha values.

## Declaration

```swift
case alpha
```

## Discussion

Discussion This mode is the default value of the blendMode property.

## See Also

### Constants

- [SCNBlendMode.add](scenekit/scnblendmode/add.md)
- [SCNBlendMode.subtract](scenekit/scnblendmode/subtract.md)
- [SCNBlendMode.multiply](scenekit/scnblendmode/multiply.md)
- [SCNBlendMode.screen](scenekit/scnblendmode/screen.md)
- [SCNBlendMode.replace](scenekit/scnblendmode/replace.md)