Mine: write movement functions

turtles/mine.lua

@@ -51,6 +51,11 @@ function turn_rel(dir)
     turn_abs((facing + dir) % 4)
 end
 
+-- Dumps the current turtle position
+function _dump_pos()
+    print("Current position: H "..height.." S "..side.." D "..depth)
+end
+
 -- Updates the turtle position for a move in the given direction
 function _count_move_dir(dir)
     dir = dir % 4
@@ -65,21 +70,25 @@ function move_forward()
     rc, desc = turtle.forward()
     if not rc then abort("Move: "..desc) end
     _count_move_dir(facing)
+    _dump_pos()
 end
 function move_back()
     rc, desc = turtle.back()
     if not rc then abort("Move: "..desc) end
     _count_move_dir(facing + 2)
+    _dump_pos()
 end
 function move_up()
     rc, desc = turtle.up()
     if not rc then abort("Move: "..desc) end
     height = height + 1
+    _dump_pos()
 end
 function move_down()
     rc, desc = turtle.down()
     if not rc then abort("Move: "..desc) end
     height = height - 1
+    _dump_pos()
 end
 
 function go_to_depth(dd)
@@ -163,7 +172,6 @@ function find_next_shaft()
     go_to(0, 0, 0)
 
     while true do
-        print("Climb")
         for hei=1,MAX_HEIGHT-1 do
             if (hei % 3) == 0 then
                 if turtle.detect() then
@@ -186,7 +194,6 @@ function find_next_shaft()
         end
         turn_abs(0)
 
-        print("Down")
         for hei=MAX_HEIGHT-1,0,-1 do
             if (hei % 3) ~= 0 then
                 if turtle.detect() then