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# init(frame:pixelFormat:)

Returns an `NSOpenGLView` object initialized with the specified frame rectangle and pixel format.

```
init?(frame frameRect: NSRect, pixelFormat format: NSOpenGLPixelFormat?)
```

## Parameters

`frameRect`

The frame rectangle for the view, specified in the coordinate system of its parent view.

`format`

The pixel format to use when creating the view’s `NSOpenGLContext` object.

## Return Value

An initialized `NSOpenGLView` object, or `nil` if the object could not be initialized.

## See Also

[`+  defaultPixelFormat`](/documentation/AppKit/NSOpenGLView/defaultPixelFormat())

Returns a default [`NSOpenGLPixelFormat`](/documentation/AppKit/NSOpenGLPixelFormat) object.


---

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