Different floor and ceiling colors

Use the most common color in a flat image to draw floors and ceilings, instead of the color in the middle of a flat.

Executable
DOOM2MY.EXE	286 Mode Y
DOOM8MY.EXE	8088 Mode Y
DOOM213H.EXE	286 Mode 13h
DOOM813H.EXE	8088 Mode 13h
DOOM32DJ.EXE + CWSDPR0.EXE	32-bit Mode Y

Some Quality of Life improvements

Added some Quality of Life improvements:

• press Alt to strafe, Shift to run and Space to open doors and press buttons
• added a Quit Game menu option
• added command line arguments -noems and -noxms for disabling EMS and XMS memory
• implemented triple buffering to remedy flickering menu and weapon graphics in Mode Y

Executable
DOOM2MY.EXE	286 Mode Y
DOOM8MY.EXE	8088 Mode Y
DOOM213H.EXE	286 Mode 13h
DOOM813H.EXE	8088 Mode 13h
DOOM32DJ.EXE + CWSDPR0.EXE	32-bit Mode Y

Fix random hang bug

When there are lots of enemies in a level, the game would randomly hang. Not anymore thanks to this bug fix.

Executable
DOOM2MY.EXE	286 Mode Y
DOOM8MY.EXE	8088 Mode Y
DOOM213H.EXE	286 Mode 13h
DOOM813H.EXE	8088 Mode 13h
DOOM32DJ.EXE + CWSDPR0.EXE	32-bit Mode Y

Load WAD file into XMS memory

Load the whole WAD file into extended memory if 2366 kB is available.

Executable
DOOM2MY.EXE	286 Mode Y
DOOM8MY.EXE	8088 Mode Y
DOOM213H.EXE	286 Mode 13h
DOOM813H.EXE	8088 Mode 13h
DOOM32DJ.EXE + CWSDPR0.EXE	32-bit Mode Y

Performance improvements and XT bug fixed

• Performance improvements by using assembly
• Fixed a bug that caused an XT computer to lock up when you press a key on the keyboard.

Mode Y

Doom8088 is now available in a Mode 13h version and a Mode Y version.
The Mode Y version is faster, but it requires a VGA card. The Mode 13h version also works on MCGA hardware.

Executable
DOOM2MY.EXE	286 Mode Y
DOOM8MY.EXE	8088 Mode Y
DOOM213H.EXE	286 Mode 13h
DOOM813H.EXE	8088 Mode 13h
DOOM32DJ.EXE + CWSDPR0.EXE	32-bit Mode Y

Better controls and cheats

• Switch weapons with [ and ]
• Run and strafe with Shift + < and >
• Automap zooming in and out with + and -
• Enable Automap follow mode with F
• The usual cheats can be enabled with IDDQD, IDKFA, etc. Also IDROCKET gives every enemy a rocket launcher. IDRATE shows the frames per second in the ammo part of the status bar. Divide by 10 to get the real frames per second.

E1M6

E1M6 now works if you have enough free memory.

Doom's 30th anniversary: PC speaker sound effects

To celebrate Doom's 30th anniversary, here's a version of Doom8088 with PC speaker sound effects.

Texture mapped walls, colored floors and ceilings

• Texture mapped walls
• The color of the floors and ceilings is based on the texture of the floors and ceilings

When there's not enough memory for a texture, a single color is rendered instead.