Airtime - A demo racing car game

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About

A remake of the classic Super Skidmarks. I built this to test and demonstrate a few features:

• 24bit color
• Fullscreen scrolling
• Realtime voxel tracing
• SB16 8-channel mixer with pitch-wheel
• Runs at about 120 FPS on a P166 MMX

Controls

• Left-arrow - Turn left
• Right-arrow - Turn right
• Up-arrow - Accelerate
• Down-arrow - Break / reverse
• Q - Quit to DOS

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Play

Play in Browser

• airtime - Via JSDOS

Downloads

• airtime_dos.zip - For DOS
• airtime_win64.zip - For Win64

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Extra stuff…

Debug keys (while racing)

• B - Enable ‘big’ mode
• C - Activate nintro
• Z - Hold to skid
• X - Hold for perfect tracktion
• Space - Hold to jump / fly
• 7 - Show height map
• 8 - Show terrain map
• 9 - Show default map
• F5 - Hold for reference voxel tracer. (much slower)
• F5+F6 - Hold for AA reference voxel tracer .(very much slower)
• F7 - Show dirty rects.

Startup flags

To use, exit program with (Q) then type airtime --[FLAG], e.g. airtime --xmas.

• --xmas - Enable XMAS mode
• --vsync - Enable VSYNC
• --debug - Enable debug mode
• --fps - Show FPS
• --highres - Enable highres mode
• --force_copy - Force slower copy method (enabled by default on Dosbox)

Tools

Exit using (Q) then run

• info - Print info regarding the current system.
• vesainfo - List VESA modes.

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