git clone https://github.com/kukinpower/cub3D.git
cd cub3D/cub3D
make
./cub3D map.cub

W A S D					move
←					turn left
→					turn right

Config file called `map.cub`

R 					resolution
C					ceiling rgb color
F					floor rgb color
NO SO WE EA				paths to textures
S					path to sprite
					empty lines

valid map is surrounded by walls (1) and can contain these characters
1					wall
0					player can move here
2					sprite/item
N S E W					player position and view direction
space					empty space (player can't see them)

map can't be splitted by empty lines