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gates = {"diode", "not", "nand", "and", "xor"}
for g in ipairs(gates) do gate = gates[g]
inrules = {}
outrules = {}
rules = {}
table.insert(outrules, {x=1, y=0, z=0})
table.insert(rules, {x=1, y=0, z=0})
if g < 3 then
table.insert(inrules, {x=-1, y=0, z=0})
table.insert(rules, {x=-1, y=0, z=0})
else
table.insert(inrules, {x=0, y=0, z=1})
table.insert(rules, {x=0, y=0, z=1})
table.insert(inrules, {x=0, y=0, z=-1})
table.insert(rules, {x=0, y=0, z=-1})
end
--table.insert(rules, inrules)
--table.insert(rules, outrules)
for on=0,1 do
if on == 1 then
onoff = "on"
else
onoff = "off"
end
if on == 1 then
groups = {dig_immediate=2, not_in_creative_inventory=1, mesecon = 3}
else
groups = {dig_immediate=2, mesecon = 3}
end
nodename = "mesecons_gates:"..gate.."_"..onoff
minetest.register_node(nodename, {
description = gate.." Gate",
drawtype = "normal",
tiles = {
"jeija_gate_"..onoff..".png^"..
"jeija_gate_"..gate..".png",
},
walkable = true,
on_construct = function(pos)
update_gate(pos)
end,
groups = groups,
})
mesecon:add_rules(gate,outrules)
mesecon:register_effector(nodename, nodename, rules)
--if on then
-- mesecon:add_receptor_node(nodename, outrules)
--end
--mesecon:add_receptor_node("mesecons_gates:and_off",
--mesecon:add_receptor_node("mesecons_gates:and_on",
end
end
function get_gate(pos)
string = minetest.env:get_node(pos).name
string = string.gsub(string, "mesecons_gates:", "")
--gate
string = string.gsub(string, "_on", "")
string = string.gsub(string, "_off", "")
return string
end
function gate_state(pos)
name = minetest.env:get_node(pos).name
if string.find(name, "off")~=nil then
return false
else
return true
end
end
--[[
function gate_on(pos)
if !gate_state(pos) then
minetest.env:add_node("mesecons_gates:"..get_gate(pos).."_on")
end
end
function gate_off(pos)
if gate_state(pos) then
minetest.env:add_node("mesecons_gates:"..get_gate(pos).."_off")
end
end
--]]
function set_gate(pos, open)
if open then
if not gate_state(pos) then
minetest.env:add_node(pos, {name="mesecons_gates:"..get_gate(pos).."_on"})
end
else
if gate_state(pos) then
minetest.env:add_node(pos, {name="mesecons_gates:"..get_gate(pos).."_off"})
end
end
end
function update_gate(pos)
gate = get_gate(pos)
L = yc_get_real_portstates(pos)
if gate == "diode" then
set_gate(pos, L.a)
elseif gate == "not" then
set_gate(pos, not L.a)
elseif gate == "nand" then
set_gate(pos, not(L.b and L.d))
elseif gate == "and" then
set_gate(pos, L.b and L.d)
else--if gate == "xor" then
set_gate(pos, (L.b and not L.d) or (not L.b and L.d))
end
end
mesecon:register_on_signal_change(function(pos,node)
if string.find(node.name, "mesecons_gates:")~=nil then
update_gate(pos)
end
end)
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