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