minetest.dir_to_wallmounted - Uberi/MineTest-API GitHub Wiki
Convert a vector to a wallmounted value, used for paramtype2="wallmounted"
[wallmounted](../type/wallmounted.html) dir_to_wallmounted([vector](../type/vector.html) dir)
local wallmounted = minetest.dir_to_wallmounted({x=0,y=0,z=1})