2 ms·
It doesn't. Doom uses BSP to precisely determine which columns of textures it needs to render. It's faster than raycasting, so this was even used in Wolf3D por
by cyberax 2y ago
It doesn't. Doom uses BSP to precisely determine which columns of textures it needs to render.
It's faster than raycasting, so this was even used in Wolf3D port to GBA.
- eumenides1 2y agoYeah is fast and cheap because the BSP tree is created after the level mapped out. It's also why "Will it run DOOM?!" is a thing. For further reading: https://en.wikipedia.org/wiki/Doom_engine#Binary_space_partitioning https://en.wikipedia.org/wiki/Doom_engine#Binary_space_parti... https://en.wikipedia.org/wiki/Binary_space_partitioning#Application https://en.wikipedia.org/wiki/Binary_space_partitioning#Appl...