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https://github.com/joe7575/techpack.git
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distributing algorithm further improved
This commit is contained in:
Joachim Stolberg
parent
37ab82b371
commit
4c86e4e6b5
@ -20,6 +20,11 @@ local CYCLE_TIME = 2
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local STOP_STATE = 0
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local STANDBY_STATE = -1
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local Side2Color = {B="red", L="green", F="blue", R="yellow"}
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local SlotColors = {"red", "green", "blue", "yellow"}
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local Num2Ascii = {"B", "L", "F", "R"}
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local FilterCache = {} -- local cache for filter settings
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-- Return the total number of list entries
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local function invlist_num_entries(list)
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local res = 0
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@ -49,11 +54,24 @@ end
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local function AddToTbl(kvTbl, new_items, val)
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for _, l in ipairs(new_items) do
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kvTbl[l] = val
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if kvTbl[l] == nil then
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kvTbl[l] = {val}
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else
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kvTbl[l][#kvTbl[l] + 1] = val
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end
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end
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return kvTbl
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end
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local function random_list_elem(list)
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if list == nil then
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return nil
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elseif #list > 1 then
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return list[math.random(1, #list)]
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else
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return list[1]
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end
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end
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local function distributor_formspec(state, filter)
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return "size[10,8.5]"..
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@ -80,6 +98,33 @@ local function distributor_formspec(state, filter)
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"listring[current_player;main]"
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end
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local function filter_settings(pos)
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local hash = minetest.hash_node_position(pos)
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local meta = minetest.get_meta(pos)
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local inv = meta:get_inventory()
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local filter = minetest.deserialize(meta:get_string("filter")) or {false,false,false,false}
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local kvFilterItemNames = {} -- {<item:name> = side,...}
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local OpenPorts = {} -- {side, ...}
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-- collect all filter settings
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for idx,slot in ipairs(SlotColors) do
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local side = Num2Ascii[idx]
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if filter[idx] == true then
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local list = inv:get_list(slot)
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local filter = invlist_entries_as_list(list)
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AddToTbl(kvFilterItemNames, filter, side)
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if not next(filter) then
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OpenPorts[#OpenPorts + 1] = side
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end
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end
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end
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FilterCache[hash] = {
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kvFilterItemNames = kvFilterItemNames,
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OpenPorts = OpenPorts,
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}
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end
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local function allow_metadata_inventory_put(pos, listname, index, stack, player)
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local meta = minetest.get_meta(pos)
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local inv = meta:get_inventory()
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@ -91,6 +136,7 @@ local function allow_metadata_inventory_put(pos, listname, index, stack, player)
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if listname == "src" then
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return stack:get_count()
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elseif invlist_num_entries(list) < NUM_FILTER_ELEM then
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filter_settings(pos)
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return 1
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end
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return 0
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@ -100,6 +146,7 @@ local function allow_metadata_inventory_take(pos, listname, index, stack, player
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if minetest.is_protected(pos, player:get_player_name()) then
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return 0
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end
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filter_settings(pos)
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return stack:get_count()
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end
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@ -110,37 +157,6 @@ local function allow_metadata_inventory_move(pos, from_list, from_index, to_list
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return allow_metadata_inventory_put(pos, to_list, to_index, stack, player)
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end
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local Side2Color = {B="red", L="green", F="blue", R="yellow"}
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local SlotColors = {"red", "green", "blue", "yellow"}
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local Num2Ascii = {"B", "L", "F", "R"} -- color to side translation
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local FilterCache = {} -- local cache for filter settings
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local function filter_settings(pos)
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local hash = minetest.hash_node_position(pos)
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local meta = minetest.get_meta(pos)
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local inv = meta:get_inventory()
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local filter = minetest.deserialize(meta:get_string("filter")) or {false,false,false,false}
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local kvFilterItemNames = {} -- {<item:name> = side,...}
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local kvOpenPorts = {} -- {side = true, ...}
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-- collect all filter settings
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for idx,slot in ipairs(SlotColors) do
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local side = Num2Ascii[idx]
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if filter[idx] == true then
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local list = inv:get_list(slot)
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local filter = invlist_entries_as_list(list)
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AddToTbl(kvFilterItemNames, filter, side)
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if not next(filter) then
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kvOpenPorts[side] = true
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end
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end
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end
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FilterCache[hash] = {
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kvFilterItemNames = kvFilterItemNames,
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kvOpenPorts = kvOpenPorts,
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}
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end
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local function start_the_machine(pos)
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local node = minetest.get_node(pos)
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@ -184,6 +200,7 @@ local function goto_sleep(pos)
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return false
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end
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-- move items to the output slots
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local function keep_running(pos, elapsed)
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local meta = minetest.get_meta(pos)
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@ -200,52 +217,54 @@ local function keep_running(pos, elapsed)
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-- read data from Cache
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local kvFilterItemNames = FilterCache[hash].kvFilterItemNames
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local open_ports = table.copy(FilterCache[hash].kvOpenPorts)
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local open_ports = table.copy(FilterCache[hash].OpenPorts)
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-- no filter configured?
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if next(kvFilterItemNames) == nil then
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return true
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return goto_sleep(pos)
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end
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local busy = false
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local unused_outputs = {B=true, L=true, F=true, R=true}
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local inv = meta:get_inventory()
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local list = inv:get_list("src")
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for _,stack in ipairs(list) do
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if stack:get_count() > 0 then
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local name = stack:get_name()
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local second_try = false
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-- try configured output ports
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local side = kvFilterItemNames[name]
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if side then -- configured
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if unused_outputs[side] then
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if tubelib.push_items(pos, side, stack, player_name) then
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stack:set_count(0)
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unused_outputs[side] = false
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local color = Side2Color[side]
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counter[color] = counter[color] + 1
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busy = true
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else
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second_try = true -- port blocked
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end
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end
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-- take one stack from inventory, which fits to one output port
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local stack
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local start_idx = math.random(1, 8)
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for i = start_idx,start_idx+8 do
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stack = list[(i % 8) + 1]
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if stack:get_count() > 0 and (kvFilterItemNames[stack:get_name()] or next(open_ports)) then
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break
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end
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end
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if stack:get_count() > 0 then
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local name = stack:get_name()
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local second_try = false
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-- try configured output ports
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local side = random_list_elem(kvFilterItemNames[name])
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if side then -- configured
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if tubelib.push_items(pos, side, stack, player_name) then
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stack:set_count(0)
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local color = Side2Color[side]
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counter[color] = counter[color] + 1
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busy = true
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else
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second_try = true -- not configured
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second_try = true -- port blocked
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end
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-- try unconfigured open output ports
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if second_try then
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side,_ = next(open_ports)
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if side then
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if tubelib.push_items(pos, side, stack, player_name) then
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stack:set_count(0)
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open_ports[side] = nil
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local color = Side2Color[side]
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counter[color] = counter[color] + 1
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busy = true
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end
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else
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second_try = true -- not configured
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end
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-- try unconfigured open output ports
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if second_try then
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side = random_list_elem(open_ports)
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if side then
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if tubelib.push_items(pos, side, stack, player_name) then
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stack:set_count(0)
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local color = Side2Color[side]
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counter[color] = counter[color] + 1
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busy = true
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end
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end
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end
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