A point on the frame as a fraction of it, origin top-left, with constants for the nine common positions.
An aspect ratio.
One of the four corners of the output frame.
What fills the frame where no clip's pixels land.
How content is fitted into a target frame.
Which axis to mirror across.
A rectangle in 0f..1f of the frame, origin top-left with +Y down, the convention Compose, SwiftUI and CSS use.
0f..1f
A size in whole pixels.