4 ms·
DooM uses BSP trees for the levels and Quake uses them as well but in 3D. The main difference was that DooM could make the BSPs on the fly (2D) while Quake need
by dkonofalski 5y ago
DooM uses BSP trees for the levels and Quake uses them as well but in 3D. The main difference was that DooM could make the BSPs on the fly (2D) while Quake needed the BSPs to be compiled ahead of time. The executable had to be run, along with a visualization optimizer and a lighting program, in order to get the compiled map file for Quake.