cube: Cube - an open source first person shooter game cube: cube: Cube is an open source multiplayer and singleplayer first person cube: shooter game built on an entirely new and very unconventional cube: engine. Cube is a landscape-style engine that pretends to be an cube: indoor FPS engine, which combines very high precision dynamic cube: occlusion culling with a form of geometric mipmapping on the whole cube: world for dynamic LOD for configurable fps & graphic detail on most cube: machines. Uses OpenGL & SDL. cube: cube: