unwanted resize animation

[mipmip]

When maximizing the window first resizes without gaps and then resizes to the use-less-gaps-size. The animation should only show the animation to the last size.

[thyttan]

'Tiling Assistant' creator have this solved in their implementation. Maybe they can be of help, or the code can act as inspiration? https://github.com/Leleat/Tiling-Assistant