When running ./build.sh the first time, it can take a while because emscripten's cache hasn't been set yet, but at the end you should see the HTML application in web folder here. The engine simulates different heights (stairs and lifts appear frequently) and different lighting conditions (some rooms are pitch black, others only barely illuminated). I was not able to compile PrBoom on Windows because of some issues: PrBoom needs to be compiled by using its Makefile which requires a make command to be executed from your console in the project folded. Like previous Sonic games, players traverse Sonic the Hedgehog 2 is a 1992 platform game developed and published by Sega for the Sega Genesis. Please Classic Reload brings to you the first version of Doom.