[MerryDeer]

I have object with that form, it's like building and i want to check is player in area in this, check of course minx, maxx, but that form like in picture

[Stinged]

The easiest way to do this, and the most efficient is to use Incognito's streamer:
https://sampforum.blast.hk/showthread.php?tid=102865
Use this to create your dynamic areas:
https://sampforum.blast.hk/showthread.php?tid=467190

And then just the use streamer area functions/callbacks
(IsPlayerInDynamicArea, OnPlayerEnterDynamicArea etc, list is in the streamer thread)

[MerryDeer]

I know that already, but when is that shape when height not same, what other function use