i have programming suite to making dosbox games , for dosbox-x (newer windows dosbox runing good v dosbox-x)
it is for free , commercial use include
follow to my blog > tigerhareram.cz/dosbox.html
used languages :
-- Borland Turbo Pascal 7.0
-- Turbo Assembler in code
possibly usable too >
-- Freepascal for DOS v1.0 good version
-- Netwide Assembler
Tutorial :
download these files : WORLD-2012.zip ,, WORLD-2013.zip ,, WORLD-2015.zip ,, WORLD-2017.zip ,,WORLD-2018.zip
start with WORLD-2012 - WORLD-2015
learn at once start to end to synapsis and ganglie file "lite.pas" engine , main routines
then watch cca 8 tutorial games with source codes , HOWTO
final program Multi_ED editor data formats what was used
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pause a little , try example
continue with WORLD-2017 and WORLD-2018
routines inside are different a little and editors are used different version separate exe editors for data formats
WORLD-2018 have avaiable sound card Sound Blaster , 16MB RAM , graphics routines for texts and numbers and graphics
sprites , bmp and gra format , scrolling , repeating object in map , it run more processes at once , keyboard and mouse handling etc
WORLD-2018 handle 3D (not tested on any example)
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a game type what is suggested is dungeon for PC with DOS (dosbox-x)
graphics - VGA 320x200 (400fps) ,, SVGA 640x400 (25fps)
all tools are for free to use for any purpose