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Fix issue 148

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don't use global pos variable name, instead use another local variable name
This commit is contained in:
asl97
2014-08-15 23:57:26 +08:00
parent 849526cd76
commit 4afb371a3a
1 changed files with 17 additions and 17 deletions
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34
technic/tools/chainsaw.lua
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@ -153,31 +153,31 @@ end
-- @param pos Reference to sawing position. Note that this is overridden. -- @param pos Reference to sawing position. Note that this is overridden.
local function iterSawTries(pos) local function iterSawTries(pos)
-- Shift the position down on the x and z axes -- Shift the position down on the x and z axes
pos.x, pos.z = pos.x - 1, pos.z - 1 local c_pos = {x=pos.x - 1, y=pos.y, z=pos.z - 1} -- a copy of pos after shifting
-- Save our starting position for reseting it later -- Save our starting position for reseting it later
local startx, startz = pos.x, pos.z local startx, startz = c_pos.x, c_pos.z
-- We will move out by one in every direction except -y -- We will move out by one in every direction except -y
local endx, endy, endz = pos.x + 2, pos.y + 1, pos.z + 2 local endx, endy, endz = c_pos.x + 2, c_pos.y + 1, c_pos.z + 2
-- Adjust for initial increment -- Adjust for initial increment
pos.x = pos.x - 1 c_pos.x = c_pos.x - 1
return function() return function()
if pos.x < endx then if c_pos.x < endx then
pos.x = pos.x + 1 c_pos.x = c_pos.x + 1
else else
pos.x = startx c_pos.x = startx
if pos.z < endz then if c_pos.z < endz then
pos.z = pos.z + 1 c_pos.z = c_pos.z + 1
else else
pos.z = startz c_pos.z = startz
if pos.y < endy then if c_pos.y < endy then
pos.y = pos.y + 1 c_pos.y = c_pos.y + 1
else else
return nil return nil
end end
end end
end end
return pos return c_pos
end end
end end
@ -199,12 +199,13 @@ local function recursive_dig(pos, remaining_charge)
remaining_charge = remaining_charge - chainsaw_charge_per_node remaining_charge = remaining_charge - chainsaw_charge_per_node
-- Check surroundings and run recursively if any charge left -- Check surroundings and run recursively if any charge left
for pos in iterSawTries(pos) do local npos
for npos in iterSawTries(pos) do
if remaining_charge < chainsaw_charge_per_node then if remaining_charge < chainsaw_charge_per_node then
break break
end end
if timber_nodenames[minetest.get_node(pos).name] then if timber_nodenames[minetest.get_node(npos).name] then
remaining_charge = recursive_dig(pos, remaining_charge) remaining_charge = recursive_dig(npos, remaining_charge)
end end
end end
return remaining_charge return remaining_charge
@ -312,4 +313,3 @@ minetest.register_craft({
{"", "", "technic:stainless_steel_ingot"}, {"", "", "technic:stainless_steel_ingot"},
} }
}) })