forked from Mirrorlandia_minetest/mesecons
108 lines
2.4 KiB
Lua
108 lines
2.4 KiB
Lua
gates = {"diode", "not", "nand", "and", "xor"}
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out = {x=1, y=0, z=0}
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inonerules = {{x=-1, y=0, z=0}}
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intworules = {{x=0, y=0, z=1},{x=0, y=0, z=-1}}
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onerules = inonerules
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table.insert(onerules, out)
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tworules = intworules
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table.insert(tworules, out)
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outrules = {}
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outrules = table.insert(outrules, out)
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for g in ipairs(gates) do gate = gates[g]
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if g < 3 then
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inrules = inonerules
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rules = onerules
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else
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inrules = intworules
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rules = tworules
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end
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for on=0,1 do
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if on == 1 then
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onoff = "on"
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groups = {dig_immediate=2, not_in_creative_inventory=1, mesecon = 3}
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drop = "mesecons_gates:"..gate.."_off"
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else
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onoff = "off"
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groups = {dig_immediate=2, mesecon = 3}
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drop = nodename
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end
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nodename = "mesecons_gates:"..gate.."_"..onoff
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minetest.register_node(nodename, {
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description = gate.." Gate",
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drawtype = "normal",
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tiles = {
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"jeija_gate_"..onoff..".png^"..
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"jeija_gate_"..gate..".png",
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},
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walkable = true,
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on_construct = function(pos)
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update_gate(pos)
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end,
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groups = groups,
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drop = drop,
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})
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mesecon:register_effector(nodename, nodename, inrules)
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end
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end
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function get_gate(pos)
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string = minetest.env:get_node(pos).name
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string = string.gsub(string, "mesecons_gates:", "")
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--gate
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string = string.gsub(string, "_on", "")
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string = string.gsub(string, "_off", "")
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return string
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end
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function gate_state(pos)
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name = minetest.env:get_node(pos).name
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if string.find(name, "off")~=nil then
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return false
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else
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return true
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end
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end
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function set_gate(pos, on)
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gate = get_gate(pos)
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local rules = {{x=1, y=0, z=0}}
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if on then
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if not gate_state(pos) then
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minetest.env:add_node(pos, {name="mesecons_gates:"..gate.."_on"})
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mesecon:receptor_on(pos, rules)
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end
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else
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if gate_state(pos) then
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minetest.env:add_node(pos, {name="mesecons_gates:"..gate.."_off"})
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mesecon:receptor_off(pos, rules)
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end
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end
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end
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function update_gate(pos)
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gate = get_gate(pos)
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L = yc_get_real_portstates(pos)
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if gate == "diode" then
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set_gate(pos, L.a)
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elseif gate == "not" then
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set_gate(pos, not L.a)
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elseif gate == "nand" then
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set_gate(pos, not(L.b and L.d))
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elseif gate == "and" then
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set_gate(pos, L.b and L.d)
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else--if gate == "xor" then
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set_gate(pos, (L.b and not L.d) or (not L.b and L.d))
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end
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end
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mesecon:register_on_signal_change(function(pos,node)
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if string.find(node.name, "mesecons_gates:")~=nil then
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update_gate(pos)
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end
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end)
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