-- DEPENDENCY CODE local hext = { [0]="0",[1]="1",[2]="2",[3]="3",[4]="4",[5]="5",[6]="6",[7]="7",[8]="8",[9]="9",[10]="A",[11]="B",[12]="C",[13]="D",[14]="E",[15]="F"} local dect = { ["0"]=0,["1"]=1,["2"]=2,["3"]=3,["4"]=4,["5"]=5,["6"]=6,["7"]=7,["8"]=8,["9"]=9,["A"]=10,["B"]=11,["C"]=12,["D"]=13,["E"]=14,["F"]=15} local f = atfloor -- = math.floor local function hex(i) local x=i+32768 local c4 = x % 16 x = f(x / 16) local c3 = x % 16 x = f(x / 16) local c2 = x % 16 x = f(x / 16) local c1 = x % 16 return (hext[c1]) .. (hext[c2]) .. (hext[c3]) .. (hext[c4]) end -- [...] function advtrains.encode_pos(pos) return hex(pos.y) .. hex(pos.x) .. hex(pos.z) end