commit b733b4396a89b76edf84a18412defa5d0083904c
Author: nukeykt <alexeytf2@gmail.com>
Date:   Mon Nov 15 01:27:47 2021 +0900

    engine: fix integer overflow of globalzd in floor sprite rendering code
    
    This commit also simplifies previous x/y panning fix

commit c4310a2ed3edba289c94c679361d67bfdbbcce0c
Author: nukeykt <alexeytf2@gmail.com>
Date:   Sun Nov 14 12:52:51 2021 +0900

    engine: fix integer overflow of x/y panning in floor sprite rendering code

See https://voidpoint.io/terminx/eduke32 for more details.