From 9444eff7f7853b0e4385adbd117cd6bace8dcb8f Mon Sep 17 00:00:00 2001 From: est31 <MTest31@outlook.com> Date: Mon, 02 Feb 2015 05:29:44 +0100 Subject: [PATCH] Make switching station only react to nodes from below --- technic/machines/switching_station.lua | 651 +++++++++++++++++++++++++++++++--------------------------- 1 files changed, 351 insertions(+), 300 deletions(-) diff --git a/technic/machines/switching_station.lua b/technic/machines/switching_station.lua index 36133fa..528132e 100644 --- a/technic/machines/switching_station.lua +++ b/technic/machines/switching_station.lua @@ -1,7 +1,10 @@ -- SWITCHING STATION -- The switching station is the center of all power distribution on an electric network. --- The station will collect all produced power from producers (PR) and batteries (BA) --- and distribute it to receivers (RE) and depleted batteries (BA). +-- +-- The station collects power from sources (PR), distributes it to sinks (RE), +-- and uses the excess/shortfall to charge and discharge batteries (BA). +-- +-- For now, all supply and demand values are expressed in kW. -- -- It works like this: -- All PR,BA,RE nodes are indexed and tagged with the switching station. @@ -27,326 +30,374 @@ -- -- The reason the LV|MV|HV type is prepended toe meta data is because some machine could require several supplies to work. -- This way the supplies are separated per network. -technic.DBG = 1 -local dprint = technic.dprint -minetest.register_craft( - { - output = 'technic:switching_station 1', - recipe = { - {'technic:lv_transformer', 'technic:mv_transformer', 'technic:hv_transformer'}, - {'technic:lv_transformer', 'technic:mv_transformer', 'technic:hv_transformer'}, - {'technic:lv_cable', 'technic:mv_cable', 'technic:hv_cable'}, - } - }) +technic.networks = {} -minetest.register_node( - "technic:switching_station", - {description = "Switching Station", - tiles = {"technic_water_mill_top_active.png", "technic_water_mill_top_active.png", "technic_water_mill_top_active.png", - "technic_water_mill_top_active.png", "technic_water_mill_top_active.png", "technic_water_mill_top_active.png"}, - groups = {snappy=2,choppy=2,oddly_breakable_by_hand=2}, - sounds = default.node_sound_wood_defaults(), - drawtype = "nodebox", - paramtype = "light", - is_ground_content = true, - node_box = { - type = "fixed", - fixed = {-0.5, -0.5, -0.5, 0.5, 0.5, 0.5}, - }, - selection_box = { - type = "fixed", - fixed = {-0.5, -0.5, -0.5, 0.5, 0.5, 0.5}, - }, - on_construct = function(pos) - local meta = minetest.env:get_meta(pos) - meta:set_string("infotext", "Switching Station") --- minetest.chat_send_player(puncher:get_player_name(), "Switching station constructed. Punch the station to shut down the network."); --- meta:set_int("active", 1) - end, --- on_punch = function(pos, node, puncher) --- local meta = minetest.env:get_meta(pos) --- local active = meta:get_int("active") --- if active == 1 then --- meta:set_int("active", 0) --- minetest.chat_send_player(puncher:get_player_name(), "Electrical network shut down. Punch again to turn it on."); --- else --- meta:set_int("active", 1) --- minetest.chat_send_player(puncher:get_player_name(), "Electrical network turned on. Punch again to shut it down."); --- end --- end - }) +local S = technic.getter --------------------------------------------------- --- Functions to help the machines on the electrical network --------------------------------------------------- --- This one provides a timeout for a node in case it was disconnected from the network --- A node must be touched by the station continuously in order to function -technic.switching_station_timeout_count = function(pos, machine_tier) - local meta = minetest.env:get_meta(pos) - timeout = meta:get_int(machine_tier.."_EU_timeout") - --print("Counting timeout "..timeout) - if timeout == 0 then - --print("OFF") - meta:set_int(machine_tier.."_EU_input", 0) - else - --print("ON") - meta:set_int(machine_tier.."_EU_timeout", timeout-1) - end - end +minetest.register_craft({ + output = "technic:switching_station", + recipe = { + {"", "technic:lv_transformer", ""}, + {"default:copper_ingot", "technic:machine_casing", "default:copper_ingot"}, + {"technic:lv_cable0", "technic:lv_cable0", "technic:lv_cable0"} + } +}) + +minetest.register_node("technic:switching_station",{ + description = S("Switching Station"), + tiles = {"technic_water_mill_top_active.png", "technic_water_mill_top_active.png", + "technic_water_mill_top_active.png", "technic_water_mill_top_active.png", + "technic_water_mill_top_active.png", "technic_water_mill_top_active.png"}, + groups = {snappy=2, choppy=2, oddly_breakable_by_hand=2}, + sounds = default.node_sound_wood_defaults(), + drawtype = "nodebox", + paramtype = "light", + node_box = { + type = "fixed", + fixed = {-0.5, -0.5, -0.5, 0.5, 0.5, 0.5}, + }, + on_construct = function(pos) + local meta = minetest.get_meta(pos) + meta:set_string("infotext", S("Switching Station")) + meta:set_string("active", 1) + end, +}) -------------------------------------------------- -- Functions to traverse the electrical network -------------------------------------------------- -- Add a wire node to the LV/MV/HV network -local add_new_cable_node = function(nodes,pos) - local i = 1 - repeat - if nodes[i]==nil then break end - if pos.x==nodes[i].x and pos.y==nodes[i].y and pos.z==nodes[i].z then return false end - i=i+1 - until false - nodes[i] = {x=pos.x, y=pos.y, z=pos.z, visited=1} -- copy position - return true - end +local add_new_cable_node = function(nodes, pos) + -- Ignore if the node has already been added + for i = 1, #nodes do + if pos.x == nodes[i].x and + pos.y == nodes[i].y and + pos.z == nodes[i].z then + return false + end + end + table.insert(nodes, {x=pos.x, y=pos.y, z=pos.z, visited=1}) + return true +end -- Generic function to add found connected nodes to the right classification array -local check_node_subp = function(PR_nodes,RE_nodes,BA_nodes,all_nodes,pos,machines,cablename) - local meta = minetest.env:get_meta(pos) - local name = minetest.env:get_node(pos).name - if meta:get_float(cablename)==1 then - add_new_cable_node(all_nodes,pos) - elseif machines[name] then - --dprint(name.." is a "..machines[name]) - if machines[name] == "PR" then - add_new_cable_node(PR_nodes,pos) - elseif machines[name] == "RE" then - add_new_cable_node(RE_nodes,pos) - elseif machines[name] == "BA" then - add_new_cable_node(BA_nodes,pos) - end - if cablename == "cablelike" then - meta:set_int("LV_EU_timeout", 2) -- Touch node - elseif cablename == "mv_cablelike" then - meta:set_int("MV_EU_timeout", 2) -- Touch node - elseif cablename == "hv_cablelike" then - meta:set_int("HV_EU_timeout", 2) -- Touch node - end - end - end +local check_node_subp = function(PR_nodes, RE_nodes, BA_nodes, SP_nodes, all_nodes, pos, machines, tier, sw_pos, from_below) + technic.get_or_load_node(pos) + local meta = minetest.get_meta(pos) + local name = minetest.get_node(pos).name + + if technic.is_tier_cable(name, tier) then + add_new_cable_node(all_nodes, pos) + elseif machines[name] then + --dprint(name.." is a "..machines[name]) + if machines[name] == technic.producer then + add_new_cable_node(PR_nodes, pos) + elseif machines[name] == technic.receiver then + add_new_cable_node(RE_nodes, pos) + elseif machines[name] == technic.producer_receiver then + add_new_cable_node(PR_nodes, pos) + add_new_cable_node(RE_nodes, pos) + elseif machines[name] == "SPECIAL" and + (pos.x ~= sw_pos.x or pos.y ~= sw_pos.y or pos.z ~= sw_pos.z) and + from_below then + -- Another switching station -> disable it + add_new_cable_node(SP_nodes, pos) + meta:set_int("active", 0) + meta:set_string("active_pos", minetest.serialize(sw_pos)) + elseif machines[name] == technic.battery then + add_new_cable_node(BA_nodes, pos) + end + + meta:set_int(tier.."_EU_timeout", 2) -- Touch node + end +end -- Traverse a network given a list of machines and a cable type name -local traverse_network = function(PR_nodes,RE_nodes,BA_nodes,all_nodes, i, machines, cablename) - local pos = {x=all_nodes[i].x, y=all_nodes[i].y, z=all_nodes[i].z} -- copy position - pos.x=pos.x+1 - check_node_subp(PR_nodes,RE_nodes,BA_nodes,all_nodes,pos, machines, cablename) - pos.x=pos.x-2 - check_node_subp(PR_nodes,RE_nodes,BA_nodes,all_nodes,pos, machines, cablename) - pos.x=pos.x+1 - - pos.y=pos.y+1 - check_node_subp(PR_nodes,RE_nodes,BA_nodes,all_nodes,pos, machines, cablename) - pos.y=pos.y-2 - check_node_subp(PR_nodes,RE_nodes,BA_nodes,all_nodes,pos, machines, cablename) - pos.y=pos.y+1 - - pos.z=pos.z+1 - check_node_subp(PR_nodes,RE_nodes,BA_nodes,all_nodes,pos, machines, cablename) - pos.z=pos.z-2 - check_node_subp(PR_nodes,RE_nodes,BA_nodes,all_nodes,pos, machines, cablename) - pos.z=pos.z+1 - end +local traverse_network = function(PR_nodes, RE_nodes, BA_nodes, SP_nodes, all_nodes, i, machines, tier, sw_pos) + local pos = all_nodes[i] + local positions = { + {x=pos.x+1, y=pos.y, z=pos.z}, + {x=pos.x-1, y=pos.y, z=pos.z}, + {x=pos.x, y=pos.y+1, z=pos.z}, + {x=pos.x, y=pos.y-1, z=pos.z}, + {x=pos.x, y=pos.y, z=pos.z+1}, + {x=pos.x, y=pos.y, z=pos.z-1}} + --print("ON") + for i, cur_pos in pairs(positions) do + check_node_subp(PR_nodes, RE_nodes, BA_nodes, SP_nodes, all_nodes, cur_pos, machines, tier, sw_pos, i == 3) + end +end ----------------------------------------------- --- The action code for the switching station ----------------------------------------------- -minetest.register_abm( - {nodenames = {"technic:switching_station"}, +local touch_nodes = function(list, tier) + for _, pos in ipairs(list) do + local meta = minetest.get_meta(pos) + meta:set_int(tier.."_EU_timeout", 2) -- Touch node + end +end + +local get_network = function(sw_pos, pos1, tier) + local cached = technic.networks[minetest.hash_node_position(pos1)] + if cached and cached.tier == tier then + touch_nodes(cached.PR_nodes, tier) + touch_nodes(cached.BA_nodes, tier) + touch_nodes(cached.RE_nodes, tier) + for _, pos in ipairs(cached.SP_nodes) do + local meta = minetest.get_meta(pos) + meta:set_int("active", 0) + meta:set_string("active_pos", minetest.serialize(sw_pos)) + end + return cached.PR_nodes, cached.BA_nodes, cached.RE_nodes + end + local i = 1 + local PR_nodes = {} + local BA_nodes = {} + local RE_nodes = {} + local SP_nodes = {} + local all_nodes = {pos1} + repeat + traverse_network(PR_nodes, RE_nodes, BA_nodes, SP_nodes, all_nodes, + i, technic.machines[tier], tier, sw_pos) + i = i + 1 + until all_nodes[i] == nil + technic.networks[minetest.hash_node_position(pos1)] = {tier = tier, PR_nodes = PR_nodes, + RE_nodes = RE_nodes, BA_nodes = BA_nodes, SP_nodes = SP_nodes} + return PR_nodes, BA_nodes, RE_nodes +end + +----------------------------------------------- +-- The action code for the switching station -- +----------------------------------------------- +minetest.register_abm({ + nodenames = {"technic:switching_station"}, interval = 1, chance = 1, action = function(pos, node, active_object_count, active_object_count_wider) - local meta = minetest.env:get_meta(pos) - local meta1 = nil - local pos1 = {} - local PR_EU = 0 -- EUs from PR nodes - local BA_PR_EU = 0 -- EUs from BA nodes (discharching) - local BA_RE_EU = 0 -- EUs to BA nodes (charging) - local RE_EU = 0 -- EUs to RE nodes + local meta = minetest.get_meta(pos) + local meta1 = nil + local pos1 = {} + local PR_EU = 0 -- EUs from PR nodes + local BA_PR_EU = 0 -- EUs from BA nodes (discharching) + local BA_RE_EU = 0 -- EUs to BA nodes (charging) + local RE_EU = 0 -- EUs to RE nodes - local network = "" - local all_nodes = {} - local PR_nodes = {} - local BA_nodes = {} - local RE_nodes = {} + local tier = "" + local PR_nodes + local BA_nodes + local RE_nodes + local machine_name = S("Switching Station") --- -- Possible to turn off the entire network --- if meta:get_int("active") == 0 then --- for _,pos1 in pairs(RE_nodes) do --- meta1 = minetest.env:get_meta(pos1) --- meta1:set_int("EU_input", 0) --- end --- for _,pos1 in pairs(BA_nodes) do --- meta1 = minetest.env:get_meta(pos1) --- meta1:set_int("EU_input", 0) --- end --- return --- end + if meta:get_int("active") ~= 1 then + meta:set_int("active", 1) + local active_pos = minetest.deserialize(meta:get_string("active_pos")) + if active_pos then + local meta1 = minetest.get_meta(active_pos) + meta:set_string("infotext", S("%s (Slave)"):format(meta1:get_string("infotext"))) + end + return + end + + -- Which kind of network are we on: + pos1 = {x=pos.x, y=pos.y-1, z=pos.z} - -- Which kind of network are we on: - pos1 = {x=pos.x, y=pos.y-1, z=pos.z} - all_nodes[1] = pos1 - - meta1 = minetest.env:get_meta(pos1) - if meta1:get_float("cablelike") ==1 then - -- LV type - --dprint("LV type") - network = "LV" - local table_index = 1 - repeat - traverse_network(PR_nodes,RE_nodes,BA_nodes,all_nodes,table_index, technic.LV_machines, "cablelike") - table_index = table_index + 1 - if all_nodes[table_index] == nil then break end - until false - elseif meta1:get_float("mv_cablelike") ==1 then - -- MV type - --dprint("MV type") - network = "MV" - local table_index = 1 - repeat - traverse_network(PR_nodes,RE_nodes,BA_nodes,all_nodes,table_index, technic.MV_machines, "mv_cablelike") - table_index = table_index + 1 - if all_nodes[table_index] == nil then break end - until false - elseif meta1:get_float("hv_cablelike") ==1 then - -- HV type - --dprint("HV type") - network = "HV" - local table_index = 1 - repeat - traverse_network(PR_nodes,RE_nodes,BA_nodes,all_nodes,table_index, technic.HV_machines, "hv_cablelike") - table_index = table_index + 1 - if all_nodes[table_index] == nil then break end - until false - else - -- No type :-) - --dprint("Not connected to a network") - meta:set_string("infotext", "Switching Station - no network") - return - end - --dprint("nodes="..table.getn(all_nodes).." PR="..table.getn(PR_nodes).." BA="..table.getn(BA_nodes).." RE="..table.getn(RE_nodes)) - - -- Strings for the meta data - local eu_demand_str = network.."_EU_demand" - local eu_input_str = network.."_EU_input" - local eu_supply_str = network.."_EU_supply" - local eu_from_fuel_str = network.."_EU_from_fuel" - - -- Get all the power from the PR nodes - local PR_eu_supply = 0 -- Total power - for _,pos1 in pairs(PR_nodes) do - meta1 = minetest.env:get_meta(pos1) - PR_eu_supply = PR_eu_supply + meta1:get_int(eu_supply_str) - end - --dprint("Total PR supply:"..PR_eu_supply) - - -- Get all the demand from the RE nodes - local RE_eu_demand = 0 - for _,pos1 in pairs(RE_nodes) do - meta1 = minetest.env:get_meta(pos1) - RE_eu_demand = RE_eu_demand + meta1:get_int(eu_demand_str) - end - --dprint("Total RE demand:"..RE_eu_demand) - - -- Get all the power from the BA nodes - local BA_eu_supply = 0 - for _,pos1 in pairs(BA_nodes) do - meta1 = minetest.env:get_meta(pos1) - BA_eu_supply = BA_eu_supply + meta1:get_int(eu_supply_str) - end - --dprint("Total BA supply:"..BA_eu_supply) - - -- Get all the demand from the BA nodes - local BA_eu_demand = 0 - for _,pos1 in pairs(BA_nodes) do - meta1 = minetest.env:get_meta(pos1) - BA_eu_demand = BA_eu_demand + meta1:get_int(eu_demand_str) - end - --dprint("Total BA demand:"..BA_eu_demand) - - meta:set_string("infotext", "Switching Station. PR("..(PR_eu_supply+BA_eu_supply)..") RE("..(RE_eu_demand+BA_eu_demand)..")") - - -- If the PR supply is enough for the RE demand supply them all - if PR_eu_supply >= RE_eu_demand then - --dprint("PR_eu_supply"..PR_eu_supply.." >= RE_eu_demand"..RE_eu_demand) - for _,pos1 in pairs(RE_nodes) do - meta1 = minetest.env:get_meta(pos1) - local eu_demand = meta1:get_int(eu_demand_str) - meta1:set_int(eu_input_str, eu_demand) - end - -- We have a surplus, so distribute the rest equally to the BA nodes - -- Let's calculate the factor of the demand - PR_eu_supply = PR_eu_supply - RE_eu_demand - local charge_factor = 0 -- Assume all batteries fully charged - if BA_eu_demand > 0 then - charge_factor = PR_eu_supply / BA_eu_demand - end - for n,pos1 in pairs(BA_nodes) do - meta1 = minetest.env:get_meta(pos1) - local eu_demand = meta1:get_int(eu_demand_str) - meta1:set_int(eu_input_str, math.floor(eu_demand*charge_factor)) - --dprint("Charging battery:"..math.floor(eu_demand*charge_factor)) - end - -- If still a surplus we can start giving back to the fuel burning generators - -- Only full EU packages are given back. The rest is wasted. - if BA_eu_demand == 0 then - for _,pos1 in pairs(PR_nodes) do - meta1 = minetest.env:get_meta(pos1) - if meta1:get_int(eu_from_fuel_str) == 1 then - local eu_supply = meta1:get_int(eu_supply_str) - if PR_eu_supply < eu_supply then - break - else - -- Set the supply to 0 if we did not require it. - meta1:set_int(eu_supply_str, 0) - PR_eu_supply = PR_eu_supply - eu_supply + local name = minetest.get_node(pos1).name + local tier = technic.get_cable_tier(name) + if tier then + PR_nodes, BA_nodes, RE_nodes = get_network(pos, pos1, tier) + else + --dprint("Not connected to a network") + meta:set_string("infotext", S("%s Has No Network"):format(machine_name)) + return + end + + -- Run all the nodes + local function run_nodes(list) + for _, pos2 in ipairs(list) do + technic.get_or_load_node(pos2) + local node2 = minetest.get_node(pos2) + local nodedef + if node2 and node2.name then + nodedef = minetest.registered_nodes[node2.name] end - end - end - end - return - end + if nodedef and nodedef.technic_run then + nodedef.technic_run(pos2, node2) + end + end + end + + run_nodes(PR_nodes) + run_nodes(RE_nodes) + run_nodes(BA_nodes) - -- If the PR supply is not enough for the RE demand we will discharge the batteries too - if PR_eu_supply+BA_eu_supply >= RE_eu_demand then - --dprint("PR_eu_supply "..PR_eu_supply.."+BA_eu_supply "..BA_eu_supply.." >= RE_eu_demand"..RE_eu_demand) - for _,pos1 in pairs(RE_nodes) do - meta1 = minetest.env:get_meta(pos1) - local eu_demand = meta1:get_int(eu_demand_str) - meta1:set_int(eu_input_str, eu_demand) - end - -- We have a deficit, so distribute to the BA nodes - -- Let's calculate the factor of the supply - local charge_factor = 0 -- Assume all batteries depleted - if BA_eu_supply > 0 then - charge_factor = (PR_eu_supply - RE_eu_demand) / BA_eu_supply - end - for n,pos1 in pairs(BA_nodes) do - meta1 = minetest.env:get_meta(pos1) - local eu_supply = meta1:get_int(eu_supply_str) - meta1:set_int(eu_input_str, math.floor(eu_supply*charge_factor)) - --dprint("Discharging battery:"..math.floor(eu_supply*charge_factor)) - end - return - end + -- Strings for the meta data + local eu_demand_str = tier.."_EU_demand" + local eu_input_str = tier.."_EU_input" + local eu_supply_str = tier.."_EU_supply" - -- If the PR+BA supply is not enough for the RE demand: Shut everything down! - -- Note: another behaviour could also be imagined: provide the average power for all and let the node decide what happens. - -- This is much simpler though: Not enough power for all==no power for all - --print("NO POWER") - for _,pos1 in pairs(RE_nodes) do - meta1 = minetest.env:get_meta(pos1) - meta1:set_int(eu_input_str, 0) - end + -- Distribute charge equally across multiple batteries. + local charge_total = 0 + local battery_count = 0 + + for n, pos1 in pairs(BA_nodes) do + meta1 = minetest.get_meta(pos1) + local charge = meta1:get_int("internal_EU_charge") + + if (meta1:get_int(eu_demand_str) ~= 0) then + charge_total = charge_total + charge + battery_count = battery_count + 1 + end + end + + local charge_distributed = math.floor(charge_total / battery_count) + + for n, pos1 in pairs(BA_nodes) do + meta1 = minetest.get_meta(pos1) + + if (meta1:get_int(eu_demand_str) ~= 0) then + meta1:set_int("internal_EU_charge", charge_distributed) + end + end + + -- Get all the power from the PR nodes + local PR_eu_supply = 0 -- Total power + for _, pos1 in pairs(PR_nodes) do + meta1 = minetest.get_meta(pos1) + PR_eu_supply = PR_eu_supply + meta1:get_int(eu_supply_str) + end + --dprint("Total PR supply:"..PR_eu_supply) + + -- Get all the demand from the RE nodes + local RE_eu_demand = 0 + for _, pos1 in pairs(RE_nodes) do + meta1 = minetest.get_meta(pos1) + RE_eu_demand = RE_eu_demand + meta1:get_int(eu_demand_str) + end + --dprint("Total RE demand:"..RE_eu_demand) + + -- Get all the power from the BA nodes + local BA_eu_supply = 0 + for _, pos1 in pairs(BA_nodes) do + meta1 = minetest.get_meta(pos1) + BA_eu_supply = BA_eu_supply + meta1:get_int(eu_supply_str) + end + --dprint("Total BA supply:"..BA_eu_supply) + + -- Get all the demand from the BA nodes + local BA_eu_demand = 0 + for _, pos1 in pairs(BA_nodes) do + meta1 = minetest.get_meta(pos1) + BA_eu_demand = BA_eu_demand + meta1:get_int(eu_demand_str) + end + --dprint("Total BA demand:"..BA_eu_demand) + + meta:set_string("infotext", + technic.format(S("%s. Supply: %e Demand: %e"), + machine_name, PR_eu_supply, RE_eu_demand)) + + -- If the PR supply is enough for the RE demand supply them all + if PR_eu_supply >= RE_eu_demand then + --dprint("PR_eu_supply"..PR_eu_supply.." >= RE_eu_demand"..RE_eu_demand) + for _, pos1 in pairs(RE_nodes) do + meta1 = minetest.get_meta(pos1) + local eu_demand = meta1:get_int(eu_demand_str) + meta1:set_int(eu_input_str, eu_demand) + end + -- We have a surplus, so distribute the rest equally to the BA nodes + -- Let's calculate the factor of the demand + PR_eu_supply = PR_eu_supply - RE_eu_demand + local charge_factor = 0 -- Assume all batteries fully charged + if BA_eu_demand > 0 then + charge_factor = PR_eu_supply / BA_eu_demand + end + for n, pos1 in pairs(BA_nodes) do + meta1 = minetest.get_meta(pos1) + local eu_demand = meta1:get_int(eu_demand_str) + meta1:set_int(eu_input_str, math.floor(eu_demand * charge_factor)) + --dprint("Charging battery:"..math.floor(eu_demand*charge_factor)) + end + return + end + + -- If the PR supply is not enough for the RE demand we will discharge the batteries too + if PR_eu_supply + BA_eu_supply >= RE_eu_demand then + --dprint("PR_eu_supply "..PR_eu_supply.."+BA_eu_supply "..BA_eu_supply.." >= RE_eu_demand"..RE_eu_demand) + for _, pos1 in pairs(RE_nodes) do + meta1 = minetest.get_meta(pos1) + local eu_demand = meta1:get_int(eu_demand_str) + meta1:set_int(eu_input_str, eu_demand) + end + -- We have a deficit, so distribute to the BA nodes + -- Let's calculate the factor of the supply + local charge_factor = 0 -- Assume all batteries depleted + if BA_eu_supply > 0 then + charge_factor = (PR_eu_supply - RE_eu_demand) / BA_eu_supply + end + for n,pos1 in pairs(BA_nodes) do + meta1 = minetest.get_meta(pos1) + local eu_supply = meta1:get_int(eu_supply_str) + meta1:set_int(eu_input_str, math.floor(eu_supply * charge_factor)) + --dprint("Discharging battery:"..math.floor(eu_supply*charge_factor)) + end + return + end + + -- If the PR+BA supply is not enough for the RE demand: Power only the batteries + local charge_factor = 0 -- Assume all batteries fully charged + if BA_eu_demand > 0 then + charge_factor = PR_eu_supply / BA_eu_demand + end + for n, pos1 in pairs(BA_nodes) do + meta1 = minetest.get_meta(pos1) + local eu_demand = meta1:get_int(eu_demand_str) + meta1:set_int(eu_input_str, math.floor(eu_demand * charge_factor)) + end + for n, pos1 in pairs(RE_nodes) do + meta1 = minetest.get_meta(pos1) + meta1:set_int(eu_input_str, 0) + end end, }) + +-- Timeout ABM +-- Timeout for a node in case it was disconnected from the network +-- A node must be touched by the station continuously in order to function +local function switching_station_timeout_count(pos, tier) + local meta = minetest.get_meta(pos) + local timeout = meta:get_int(tier.."_EU_timeout") + if timeout <= 0 then + meta:set_int(tier.."_EU_input", 0) -- Not needed anymore <-- actually, it is for supply converter + return true + else + meta:set_int(tier.."_EU_timeout", timeout - 1) + return false + end +end +minetest.register_abm({ + nodenames = {"group:technic_machine"}, + interval = 1, + chance = 1, + action = function(pos, node, active_object_count, active_object_count_wider) + for tier, machines in pairs(technic.machines) do + if machines[node.name] and switching_station_timeout_count(pos, tier) then + local nodedef = minetest.registered_nodes[node.name] + if nodedef and nodedef.technic_disabled_machine_name then + node.name = nodedef.technic_disabled_machine_name + minetest.swap_node(pos, node) + elseif nodedef and nodedef.technic_on_disable then + nodedef.technic_on_disable(pos, node) + end + if nodedef then + local meta = minetest.get_meta(pos) + meta:set_string("infotext", S("%s Has No Network"):format(nodedef.description)) + end + end + end + end, +}) + +for tier, machines in pairs(technic.machines) do + -- SPECIAL will not be traversed + technic.register_machine(tier, "technic:switching_station", "SPECIAL") +end + -- Gitblit v1.8.0