309 lines
13 KiB
Lua
309 lines
13 KiB
Lua
-- The power radiator fuctions like an inductive charger
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-- only better in the game setting.
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-- The purpose is to allow small appliances to receive power
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-- without the overhead of the wiring needed for larger machines.
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--
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-- The power radiator will consume power corresponding to the
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-- sum(power rating of the attached appliances)/0.6
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-- Using inductive power transfer is very inefficient so this is
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-- set to the factor 0.6.
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-- API for inductive powered nodes:
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-- Use the functions below to set the corresponding callbacks
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-- Also two nodes are needed: The inactive and the active one. The active must be called <name>_active .
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-- Register a new appliance using this function
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technic_inductive_nodes = {}
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registered_inductive_count=0
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register_inductive_machine = function(name)
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registered_inductive_count=registered_inductive_count+1
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technic_inductive_nodes[registered_inductive_count]=name
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registered_inductive_count=registered_inductive_count+1
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technic_inductive_nodes[registered_inductive_count]=name.."_active"
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end
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-- Appliances:
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-- has_supply: pos of supply node if the appliance has a power radiator near with sufficient power for the demand else ""
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-- EU_demand: The power demand of the device.
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-- EU_charge: Actual use. set to EU_demand if active==1
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-- active: set to 1 if the device is on
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technic_inductive_on_construct = function(pos, eu_demand, infotext)
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local meta = minetest.env:get_meta(pos)
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meta:set_string("infotext", infotext)
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meta:set_int("technic_inductive_power_machine", 1)
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meta:set_int("EU_demand",eu_demand) -- The power demand of this appliance
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meta:set_int("EU_charge",0) -- The actual power draw of this appliance
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meta:set_string("has_supply","") -- Register whether we are powered or not. For use with several radiators.
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meta:set_int("active", 0) -- If the appliance can be turned on and off by using it use this.
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end
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technic_inductive_on_punch_off = function(pos, eu_charge, swapnode)
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local meta = minetest.env:get_meta(pos)
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if meta:get_string("has_supply") ~= "" then
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hacky_swap_node(pos, swapnode)
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meta:set_int("active", 1)
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meta:set_int("EU_charge",eu_charge)
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--print("-----------")
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--print("Turn on:")
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--print("EUcha:"..meta:get_int("EU_charge"))
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--print("has_supply:"..meta:get_string("has_supply"))
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--print("<----------->")
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end
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end
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technic_inductive_on_punch_on = function(pos, eu_charge, swapnode)
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local meta = minetest.env:get_meta(pos)
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hacky_swap_node(pos, swapnode)
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meta:set_int("active", 0)
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meta:set_int("EU_charge",eu_charge)
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--print("-----------")
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--print("Turn off:")
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--print("EUcha:"..meta:get_int("EU_charge"))
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--print("has_supply:"..meta:get_string("has_supply"))
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--print("<---------->")
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end
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--minetest.register_node(
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-- "technic:test_induc", {
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-- description = "Test radiator node",
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-- drawtype = "nodebox",
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-- tiles = {
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-- 'homedecor_glowlight_yellow_tb.png',
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-- 'homedecor_glowlight_yellow_tb.png',
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-- 'homedecor_glowlight_thick_yellow_sides.png',
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-- 'homedecor_glowlight_thick_yellow_sides.png',
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-- 'homedecor_glowlight_thick_yellow_sides.png',
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-- 'homedecor_glowlight_thick_yellow_sides.png'
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-- },
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--
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---- tiles = {"technic_hv_down_converter_top.png", "technic_hv_down_converter_top.png", "technic_hv_down_converter_top.png",
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---- "technic_hv_down_converter_top.png", "technic_hv_down_converter_top.png", "technic_hv_down_converter_top.png"},
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-- selection_box = {
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-- type = "fixed",
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-- fixed = { -0.5, -0.5, -0.5, 0.5, 0, 0.5 }
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-- },
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-- node_box = {
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-- type = "fixed",
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-- fixed = { -0.5, -0.5, -0.5, 0.5, 0, 0.5 }
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-- },
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-- sunlight_propagates = false,
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-- paramtype = "light",
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-- paramtype2 = "facedir",
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-- walkable = true,
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-- groups = {snappy=2,choppy=2,oddly_breakable_by_hand=2},
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-- on_place = function(itemstack, placer, pointed_thing)
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-- homedecor_rotate_and_place(itemstack, placer, pointed_thing)
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-- return itemstack
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-- end,
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-- on_construct = function(pos)
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-- local meta = minetest.env:get_meta(pos)
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-- meta:set_string("infotext", "Power Radiator Appliance")
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-- meta:set_int("technic_inductive_power_machine", 1)
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-- meta:set_int("EU_demand",200) -- The power demand of this appliance
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-- meta:set_int("EU_charge",0) -- The actual power draw of this appliance
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-- meta:set_string("has_supply","") -- Register whether we are powered or not. For use with several radiators.
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-- meta:set_int("active", 0) -- If the appliance can be turned on and off by using it use this.
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-- end,
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-- on_punch = function(pos,node,puncher)
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-- local meta = minetest.env:get_meta(pos)
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-- if meta:get_string("has_supply") ~= "" then
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-- hacky_swap_node(pos, "technic:test_induc_active")
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-- meta:set_int("active", 1)
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-- meta:set_int("EU_charge",200)
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-- print("-----------")
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-- print("Turn on:")
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-- print("EUcha:"..meta:get_int("EU_charge"))
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-- print("<----------->")
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-- end
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-- end,
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-- })
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--
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--minetest.register_node(
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-- "technic:test_induc_active", {
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-- description = "Test radiator node",
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-- drawtype = "nodebox",
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-- tiles = {
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-- 'homedecor_glowlight_yellow_tb.png',
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-- 'homedecor_glowlight_yellow_tb.png',
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-- 'homedecor_glowlight_thick_yellow_sides.png',
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-- 'homedecor_glowlight_thick_yellow_sides.png',
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-- 'homedecor_glowlight_thick_yellow_sides.png',
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-- 'homedecor_glowlight_thick_yellow_sides.png'
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-- },
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--
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---- tiles = {"technic_hv_down_converter_side.png", "technic_hv_down_converter_side.png", "technic_hv_down_converter_side.png",
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---- "technic_hv_down_converter_side.png", "technic_hv_down_converter_side.png", "technic_hv_down_converter_side.png"},
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-- selection_box = {
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-- type = "fixed",
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-- fixed = { -0.5, -0.5, -0.5, 0.5, 0, 0.5 }
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-- },
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-- node_box = {
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-- type = "fixed",
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-- fixed = { -0.5, -0.5, -0.5, 0.5, 0, 0.5 }
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-- },
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-- sunlight_propagates = false,
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-- paramtype = "light",
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-- paramtype2 = "facedir",
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-- walkable = true,
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-- light_source=14,
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-- groups = {snappy=2,choppy=2,oddly_breakable_by_hand=2,not_in_creative_inventory=1},
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-- drop="technic:test_induc",
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-- on_place = function(itemstack, placer, pointed_thing)
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-- homedecor_rotate_and_place(itemstack, placer, pointed_thing)
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-- return itemstack
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-- end,
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-- on_construct = function(pos)
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-- local meta = minetest.env:get_meta(pos)
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-- meta:set_string("infotext", "Power Radiator Appliance Active")
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-- meta:set_int("technic_inductive_power_machine", 1)
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-- meta:set_int("EU_demand",200) -- The power demand of this appliance
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-- meta:set_int("EU_charge",0) -- The actual power draw of this appliance
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-- meta:set_string("has_supply","") -- Register whether we are powered or not. For use with several radiators.
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-- end,
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-- on_punch = function(pos,node,puncher)
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-- local meta = minetest.env:get_meta(pos)
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-- hacky_swap_node(pos, "technic:test_induc")
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-- meta:set_int("active", 0)
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-- meta:set_int("EU_charge",0)
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-- print("-----------")
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-- print("Turn off:")
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-- print("EUcha:"..meta:get_int("EU_charge"))
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-- print("<---------->")
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-- end,
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-- })
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local shutdown_inductive_appliances = function(pos)
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-- The supply radius
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local rad = 4
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-- If the radiator is removed. turn off all appliances in region
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-- If another radiator is near it will turn on the appliances again
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local positions = minetest.env:find_nodes_in_area({x=pos.x-rad,y=pos.y-rad,z=pos.z-rad},{x=pos.x+rad,y=pos.y+rad,z=pos.z+rad}, technic_inductive_nodes)
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for _,pos1 in ipairs(positions) do
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local meta1 = minetest.env:get_meta(pos1)
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-- If the appliance is belonging to this node
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if meta1:get_string("has_supply") == pos.x..pos.y..pos.z then
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local nodename = minetest.env:get_node(pos1).name
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-- Swap the node and make sure it is off and unpowered
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if string.sub(nodename, -7) == "_active" then
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hacky_swap_node(pos1, string.sub(nodename, 1, -8))
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meta1:set_int("active", 0)
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meta1:set_int("EU_charge", 0)
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end
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meta1:set_string("has_supply", "")
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end
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end
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end
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minetest.register_node(
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"technic:power_radiator", {
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description = "Power Radiator",
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tiles = {"technic_hv_down_converter_top.png", "technic_hv_down_converter_bottom.png", "technic_hv_down_converter_side.png",
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"technic_hv_down_converter_side.png", "technic_hv_down_converter_side.png", "technic_hv_down_converter_side.png"},
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groups = {snappy=2,choppy=2,oddly_breakable_by_hand=2},
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sounds = default.node_sound_wood_defaults(),
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drawtype = "nodebox",
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paramtype = "light",
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is_ground_content = true,
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node_box = {
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type = "fixed",
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fixed = {-0.5, -0.5, -0.5, 0.5, 0.5, 0.5},
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},
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selection_box = {
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type = "fixed",
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fixed = {-0.5, -0.5, -0.5, 0.5, 0.5, 0.5},
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},
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on_construct = function(pos)
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local meta = minetest.env:get_meta(pos)
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meta:set_int("technic_mv_power_machine", 1) -- MV machine
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meta:set_int("internal_EU_buffer",0) -- internal buffer value
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meta:set_int("internal_EU_buffer_size",1000) -- Size of buffer
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meta:set_int("connected_EU_demand",0) -- Potential demand of connected appliances
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meta:set_string("infotext", "Power Radiator")
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-- meta:set_int("active", 0)
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end,
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on_dig = function(pos, node, digger)
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shutdown_inductive_appliances(pos)
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return minetest.node_dig(pos, node, digger)
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end,
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})
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minetest.register_craft(
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{
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output = 'technic:power_radiator 1',
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recipe = {
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{'technic:stainless_steel_ingot', 'technic:stainless_steel_ingot', 'technic:stainless_steel_ingot'},
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{'technic:copper_coil', 'technic:mv_transformer', 'technic:copper_coil'},
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{'technic:rubber', 'technic:mv_cable', 'technic:rubber'},
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}
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})
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minetest.register_abm(
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{nodenames = {"technic:power_radiator"},
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interval = 1,
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chance = 1,
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action = function(pos, node, active_object_count, active_object_count_wider)
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local meta = minetest.env:get_meta(pos)
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local my_supply = meta:get_int("internal_EU_buffer")
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-- The maximum EU sourcing a single radiator can provide.
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local max_charge = 1000 -- == the max EU demand of the radiator
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local connected_EU_demand = meta:get_int("connected_EU_demand")
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--print("--------------------")
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--print("My Supply:"..my_supply)
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--print("Connected Demand:"..connected_EU_demand)
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if my_supply > 0 then
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-- Efficiency factor
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local eff_factor = 0.6
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-- The supply radius
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local rad = 4
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local meta1 = nil
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local pos1 = {}
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local used_charge = 0
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-- Index all nodes within supply range
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local positions = minetest.env:find_nodes_in_area({x=pos.x-rad,y=pos.y-rad,z=pos.z-rad},{x=pos.x+rad,y=pos.y+rad,z=pos.z+rad}, technic_inductive_nodes)
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for _,pos1 in ipairs(positions) do
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local meta1 = minetest.env:get_meta(pos1)
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-- If not supplied see if this node can handle it.
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if meta1:get_string("has_supply") == "" then
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-- if demand surpasses the capacity of this node, don't bother adding it.
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local eu_demand = meta1:get_int("EU_demand")/eff_factor
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if connected_EU_demand+eu_demand <= max_charge and connected_EU_demand+eu_demand <= my_supply then
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-- We can power the appliance. Register, and spend power if it is on.
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connected_EU_demand = connected_EU_demand+eu_demand
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meta1:set_string("has_supply", pos.x..pos.y..pos.z)
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used_charge = math.floor(used_charge+meta1:get_int("EU_charge")/eff_factor)
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end
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elseif meta1:get_string("has_supply") == pos.x..pos.y..pos.z then
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-- The appliance has power from this node. Spend power if it is on.
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used_charge = math.floor(used_charge+meta1:get_int("EU_charge")/eff_factor)
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end
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end
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--If demand surpasses actual supply turn off everything - we are out of power
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if used_charge>my_supply then
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meta:set_string("infotext", "Power Radiator is overloaded ("..math.floor(used_charge/my_supply*100).."% of available power)");
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-- meta:set_int("active",1) -- used for setting textures someday maybe
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shutdown_inductive_appliances(pos)
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connected_EU_demand = 0
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else
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meta:set_string("infotext", "Power Radiator is powered ("..math.floor(used_charge/my_supply*100).."% of available power)");
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meta:set_int("internal_EU_buffer",my_supply-used_charge)
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-- meta:set_int("active",1) -- used for setting textures someday maybe
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end
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else
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meta:set_string("infotext", "Power Radiator is unpowered");
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-- meta:set_int("active",0) -- used for setting textures someday maybe
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end
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-- Save state
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meta:set_int("connected_EU_demand",connected_EU_demand)
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return
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end,
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})
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register_MV_machine ("technic:power_radiator","RE")
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