To start the game "Xtom 3D":
Run "dosbox.exe"
To change resolution:
Run "dgVoodooSetup.exe"
Press little ".\" button at the top
Press "Glide" tab
Change "Resolution" menu to something
Press "OK" button
Controls:
Enter - Insert coin
Arrows - Player 1 movement
[ - Player 1 Button 1
] - Player 1 Button 2
WASD - Player 2 movement
LShift - Player 2 Button 1
LCtrl - Player 2 Button 2
Alt+F4 - Exit
Alt+Enter - Fullscreen
To map the controls to joystick use Xpadder.
Sound card is unemulated.
You can play the soundtrack from "music" folder with your favorite media player at the background.