# `GSCompositingOperation.GSCompositingOperationSourceOut`

*Type Property*

`COMPOSITE_SRC_OUT`         `kCGBlendModeSourceOut`        `NSCompositingOperationSourceOut`

## Declaration

```swift
static let sourceOut: GSCompositingOperation
```

```objc
extern GSCompositingOperation const GSCompositingOperationSourceOut;
```

```python
GSCompositingOperationSourceOut: GSCompositingOperation
```