---
title: rgbBlendOperation
framework: metal
role: symbol
role_heading: Instance Property
path: metal/mtlrenderpipelinecolorattachmentdescriptor/rgbblendoperation
---

# rgbBlendOperation

The blend operation assigned for the RGB data.

## Declaration

```swift
var rgbBlendOperation: MTLBlendOperation { get set }
```

## Discussion

Discussion The default value is MTLBlendOperation.add.

## See Also

### Controlling blend operations

- [isBlendingEnabled](metal/mtlrenderpipelinecolorattachmentdescriptor/isblendingenabled.md)
- [alphaBlendOperation](metal/mtlrenderpipelinecolorattachmentdescriptor/alphablendoperation.md)
- [MTLBlendOperation](metal/mtlblendoperation.md)