Contents

focalLength(at:error:)

Gets the focal length.

Declaration

func focalLength(at time: CMTime, error: NSErrorPointer) -> Double

Parameters

  • time:

    Specified time, expressed as a Cmtime, to retrieve the matrix value.

  • error:

    Description of the problem if you are unable to retrieve the value.

Return Value

The value of the focal length.

See Also

Accessing the 3D Environment