minetest-mods/mesecons
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Code Issues Releases Wiki Activity

Crossover

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This commit is contained in:
khonkhortisan
2013-06-19 19:38:34 -07:00
parent 6efe579f68
commit 885899cbaf
9 changed files with 409 additions and 97 deletions
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6
mesecons/init.lua
View File

@@ -79,7 +79,7 @@ dofile(minetest.get_modpath("mesecons").."/legacy.lua");
function mesecon:receptor_on(pos, rules)
rules = rules or mesecon.rules.default
for _, rule in ipairs(rules) do
for _, rule in ipairs(mesecon:flattenrules(rules)) do
local np = mesecon:addPosRule(pos, rule)
local link, rulename = mesecon:rules_link(pos, np, rules)
if link then
@@ -91,11 +91,11 @@ end
function mesecon:receptor_off(pos, rules)
rules = rules or mesecon.rules.default
for _, rule in ipairs(rules) do
for _, rule in ipairs(mesecon:flattenrules(rules)) do
local np = mesecon:addPosRule(pos, rule)
local link, rulename = mesecon:rules_link(pos, np, rules)
if link then
if not mesecon:connected_to_receptor(np) then
if not mesecon:connected_to_receptor(np, mesecon:invertRule(rule)) then
mesecon:turnoff(np, rulename)
else
mesecon:changesignal(np, minetest.env:get_node(np), rulename, mesecon.state.off)

134
mesecons/internal.lua
View File

@@ -212,18 +212,38 @@ end
-- Conductors
function mesecon:is_conductor_on(nodename)
function mesecon:is_conductor_on(nodename, rulename)
local conductor = mesecon:get_conductor(nodename)
if conductor and conductor.state == mesecon.state.on then
return true
if conductor then
if conductor.state then
return conductor.state == mesecon.state.on
end
if conductor.states then
if not rulename then
return mesecon:getstate(nodename, conductor.states) ~= 1
end
local bit = mesecon:rule2bit(rulename, mesecon:conductor_get_rules(minetest.registered_nodes[nodename]))
local binstate = mesecon:getbinstate(nodename, conductor.states)
return mesecon:get_bit(binstate, bit)
end
end
return false
end
function mesecon:is_conductor_off(nodename)
function mesecon:is_conductor_off(nodename, rulename)
local conductor = mesecon:get_conductor(nodename)
if conductor and conductor.state == mesecon.state.off then
return true
if conductor then
if conductor.state then
return conductor.state == mesecon.state.off
end
if conductor.states then
if not rulename then
return mesecon:getstate(nodename, conductor.states) == 1
end
local bit = mesecon:rule2bit(rulename, mesecon:conductor_get_rules(minetest.registered_nodes[nodename]))
local binstate = mesecon:getbinstate(nodename, conductor.states)
return not mesecon:get_bit(binstate, bit)
end
end
return false
end
@@ -236,20 +256,36 @@ function mesecon:is_conductor(nodename)
return false
end
function mesecon:get_conductor_on(offstate)
function mesecon:get_conductor_on(offstate, rulename)
local conductor = mesecon:get_conductor(offstate)
if conductor then
return conductor.onstate
if conductor.onstate then
return conductor.onstate
end
if conductor.states then
local bit = mesecon:rule2bit(rulename, mesecon:conductor_get_rules(minetest.registered_nodes[offstate]))
local binstate = mesecon:getbinstate(offstate, conductor.states)
binstate = mesecon:set_bit(binstate, bit, "1")
return conductor.states[tonumber(binstate,2)+1]
end
end
return false
return offstate
end
function mesecon:get_conductor_off(onstate)
function mesecon:get_conductor_off(onstate, rulename)
local conductor = mesecon:get_conductor(onstate)
if conductor then
return conductor.offstate
if conductor.offstate then
return conductor.offstate
end
if conductor.states then
local bit = mesecon:rule2bit(rulename, mesecon:conductor_get_rules(minetest.registered_nodes[onstate]))
local binstate = mesecon:getbinstate(onstate, conductor.states)
binstate = mesecon:set_bit(binstate, bit, "0")
return conductor.states[tonumber(binstate,2)+1]
end
end
return false
return onstate
end
function mesecon:conductor_get_rules(node)
@@ -267,17 +303,17 @@ end
-- some more general high-level stuff
function mesecon:is_power_on(pos)
function mesecon:is_power_on(pos, rulename)
local node = minetest.env:get_node(pos)
if mesecon:is_conductor_on(node.name) or mesecon:is_receptor_on(node.name) then
if mesecon:is_conductor_on(node.name, rulename) or mesecon:is_receptor_on(node.name) then
return true
end
return false
end
function mesecon:is_power_off(pos)
function mesecon:is_power_off(pos, rulename)
local node = minetest.env:get_node(pos)
if mesecon:is_conductor_off(node.name) or mesecon:is_receptor_off(node.name) then
if mesecon:is_conductor_off(node.name, rulename) or mesecon:is_receptor_off(node.name) then
return true
end
return false
@@ -286,11 +322,21 @@ end
function mesecon:turnon(pos, rulename)
local node = minetest.env:get_node(pos)
if mesecon:is_conductor_off(node.name) then
if mesecon:is_conductor_off(node.name, rulename) then
local rules = mesecon:conductor_get_rules(node)
minetest.env:add_node(pos, {name = mesecon:get_conductor_on(node.name), param2 = node.param2})
for _, rule in ipairs(rules) do
if not rulename then
for _, rule in ipairs(mesecon:flattenrules(rules)) do
if mesecon:connected_to_receptor(pos, rule) then
mesecon:turnon(pos, rule)
end
end
return
end
minetest.env:add_node(pos, {name = mesecon:get_conductor_on(node.name, rulename), param2 = node.param2})
for _, rule in ipairs(mesecon:rule2meta(rulename, rules)) do
local np = mesecon:addPosRule(pos, rule)
local link, rulename = mesecon:rules_link(pos, np)
@@ -309,11 +355,21 @@ end
function mesecon:turnoff(pos, rulename)
local node = minetest.env:get_node(pos)
if mesecon:is_conductor_on(node.name) then
if mesecon:is_conductor_on(node.name, rulename) then
local rules = mesecon:conductor_get_rules(node)
minetest.env:add_node(pos, {name = mesecon:get_conductor_off(node.name), param2 = node.param2})
--[[
if not rulename then
for _, rule in ipairs(mesecon:flattenrules(rules)) do
if mesecon:is_powered(pos, rule) then
mesecon:turnoff(pos, rule)
end
end
return
end
--]]
minetest.env:add_node(pos, {name = mesecon:get_conductor_off(node.name, rulename), param2 = node.param2})
for _, rule in ipairs(rules) do
for _, rule in ipairs(mesecon:rule2meta(rulename, rules)) do
local np = mesecon:addPosRule(pos, rule)
local link, rulename = mesecon:rules_link(pos, np)
@@ -331,17 +387,17 @@ function mesecon:turnoff(pos, rulename)
end
function mesecon:connected_to_receptor(pos)
function mesecon:connected_to_receptor(pos, rulename)
local node = minetest.env:get_node(pos)
-- Check if conductors around are connected
local rules = mesecon:get_any_inputrules(node)
if not rules then return false end
for _, rule in ipairs(rules) do
for _, rule in ipairs(mesecon:rule2meta(rulename, rules)) do
local np = mesecon:addPosRule(pos, rule)
if mesecon:rules_link(np, pos) then
if mesecon:find_receptor_on(np, {}) then
if mesecon:find_receptor_on(np, {}, mesecon:invertRule(rule)) then
return true
end
end
@@ -350,7 +406,7 @@ function mesecon:connected_to_receptor(pos)
return false
end
function mesecon:find_receptor_on(pos, checked)
function mesecon:find_receptor_on(pos, checked, rulename)
-- find out if node has already been checked (to prevent from endless loop)
for _, cp in ipairs(checked) do
if mesecon:cmpPos(cp, pos) then
@@ -368,10 +424,10 @@ function mesecon:find_receptor_on(pos, checked)
if mesecon:is_conductor(node.name) then
local rules = mesecon:conductor_get_rules(node)
for _, rule in ipairs(rules) do
for _, rule in ipairs(mesecon:rule2meta(rulename, rules)) do
local np = mesecon:addPosRule(pos, rule)
if mesecon:rules_link(np, pos) then
if mesecon:find_receptor_on(np, checked) then
if mesecon:find_receptor_on(np, checked, mesecon:invertRule(rule)) then
return true
end
end
@@ -390,13 +446,13 @@ function mesecon:rules_link(output, input, dug_outputrules) --output/input are p
return
end
for _, outputrule in ipairs(outputrules) do
for _, outputrule in ipairs(mesecon:flattenrules(outputrules)) do
-- Check if output sends to input
if mesecon:cmpPos(mesecon:addPosRule(output, outputrule), input) then
for _, inputrule in ipairs(inputrules) do
for _, inputrule in ipairs(mesecon:flattenrules(inputrules)) do
-- Check if input accepts from output
if mesecon:cmpPos(mesecon:addPosRule(input, inputrule), output) then
return true, inputrule.name
return true, inputrule
end
end
end
@@ -408,16 +464,26 @@ function mesecon:rules_link_anydir(pos1, pos2)
return mesecon:rules_link(pos1, pos2) or mesecon:rules_link(pos2, pos1)
end
function mesecon:is_powered(pos)
function mesecon:is_powered(pos, rule)
local node = minetest.env:get_node(pos)
local rules = mesecon:get_any_inputrules(node)
if not rules then return false end
for _, rule in ipairs(rules) do
if not rule then
for _, rule in ipairs(mesecon:flattenrules(rules)) do
local np = mesecon:addPosRule(pos, rule)
local nn = minetest.env:get_node(np)
if (mesecon:is_conductor_on (nn.name, mesecon:invertRule(rule)) or mesecon:is_receptor_on (nn.name))
and mesecon:rules_link(np, pos) then
return true
end
end
else
local np = mesecon:addPosRule(pos, rule)
local nn = minetest.env:get_node(np)
if (mesecon:is_conductor_on (nn.name) or mesecon:is_receptor_on (nn.name))
if (mesecon:is_conductor_on (nn.name, mesecon:invertRule(rule)) or mesecon:is_receptor_on (nn.name))
and mesecon:rules_link(np, pos) then
return true
end

2
mesecons/services.lua
View File

@@ -5,7 +5,7 @@ mesecon.on_placenode = function (pos)
elseif mesecon:is_powered(pos) then
if mesecon:is_conductor(node.name) then
mesecon:turnon (pos)
mesecon:receptor_on (pos, mesecon:conductor_get_rules(node))
--mesecon:receptor_on (pos, mesecon:conductor_get_rules(node))
else
mesecon:changesignal(pos, node)
mesecon:activate(pos, node)

137
mesecons/util.lua
View File

@@ -14,6 +14,143 @@ function mesecon:move_node(pos, newpos)
minetest.env:get_meta(pos):from_table(meta)
end
--[[ new functions:
mesecon:flattenrules(allrules)
mesecon:rule2bit(findrule, allrules)
mesecon:rule2meta(findrule, allrules)
dec2bin(n)
mesecon:getstate(nodename, states)
mesecon:getbinstate(nodename, states)
mesecon:get_bit(binary, bit)
mesecon:set_bit(binary, bit, value)
mesecon:invertRule(r)
--]]
function mesecon:flattenrules(allrules)
--[[
{
{
{xyz},
{xyz},
},
{
{xyz},
{xyz},
},
}
--]]
if allrules[1] and
allrules[1].x then
return allrules
end
local shallowrules = {}
for _, metarule in ipairs( allrules) do
for _, rule in ipairs(metarule ) do
table.insert(shallowrules, rule)
end
end
return shallowrules
--[[
{
{xyz},
{xyz},
{xyz},
{xyz},
}
--]]
end
function mesecon:rule2bit(findrule, allrules)
--get the bit of the metarule the rule is in, or bit 1
if (allrules[1] and
allrules[1].x) or
not findrule then
return 1
end
for m,metarule in ipairs( allrules) do
for _, rule in ipairs(metarule ) do
if mesecon:cmpPos(findrule, rule) then
return m
end
end
end
end
function mesecon:rule2meta(findrule, allrules)
--get the metarule the rule is in, or allrules
if allrules[1].x then
return allrules
end
if not(findrule) then
return mesecon:flattenrules(allrules)
end
for m, metarule in ipairs( allrules) do
for _, rule in ipairs(metarule ) do
if mesecon:cmpPos(findrule, rule) then
return metarule
end
end
end
end
if convert_base then
print(
"base2dec is tonumber(num,base1)\n"..
"commonlib needs dec2base(num,base2)\n"..
"and it needs base2base(num,base1,base2),\n"..
"which is dec2base(tonumber(num,base1),base2)"
)
else
function dec2bin(n)
local x, y = math.floor(n / 2), n % 2
if (n > 1) then
return dec2bin(x)..y
else
return ""..y
end
end
end
function mesecon:getstate(nodename, states)
for state, name in ipairs(states) do
if name == nodename then
return state
end
end
error(nodename.." doesn't mention itself in "..dump(states))
end
function mesecon:getbinstate(nodename, states)
return dec2bin(mesecon:getstate(nodename, states)-1)
end
function mesecon:get_bit(binary,bit)
bit = bit or 1
local c = binary:len()-(bit-1)
return binary:sub(c,c) == "1"
end
function mesecon:set_bit(binary,bit,value)
if value == "1" then
if not mesecon:get_bit(binary,bit) then
return dec2bin(tonumber(binary,2)+math.pow(2,bit-1))
end
elseif value == "0" then
if mesecon:get_bit(binary,bit) then
return dec2bin(tonumber(binary,2)-math.pow(2,bit-1))
end
end
return binary
end
function mesecon:invertRule(r)
return {x = -r.x, y = -r.y, z = -r.z}
end
function mesecon:addPosRule(p, r)
return {x = p.x + r.x, y = p.y + r.y, z = p.z + r.z}

49
mesecons_extrawires/crossing.lua
View File

@@ -1,49 +0,0 @@
-- CODE NOT ACTIVE
local crossing_get_rules = function(node)
--TODO: calculate the real port states and use rules to link to them only if
end
minetest.register_node("mesecons_extrawires:crossing_on", {
drawtype = "nodebox",
tiles = {"jeija_insulated_wire_sides_on.png"},
paramtype = "light",
walkable = false,
stack_max = 99,
selection_box = {type="fixed", fixed={-16/32-0.0001, -18/32, -16/32-0.001, 16/32+0.001, -5/32, 16/32+0.001}},
node_box = {
type = "fixed",
fixed = {
{ -16/32-0.001, -17/32, -3/32, 16/32+0.001, -13/32, 3/32 },
{ -3/32, -17/32, -16/32-0.001, 3/32, -13/32, -6/32 },
{ -3/32, -13/32, -9/32, 3/32, -6/32, -6/32 },
{ -3/32, -9/32, -9/32, 3/32, -6/32, 9/32 },
{ -3/32, -13/32, 6/32, 3/32, -6/32, 9/32 },
{ -3/32, -17/32, 6/32, 3/32, -13/32, 16/32+0.001 },
},
},
groups = {dig_immediate=3, mesecon=3, mesecon_conductor_craftable=1, not_in_creative_inventory=1},
mesecons = {
receptor = {
state = mesecon.state.on,
rules = crossing_get_rules,
}
},
})
minetest.register_craft({
type = "shapeless",
output = "mesecons_extrawires:crossing",
recipe = {
"mesecons_insulated:insulated_off",
"mesecons_insulated:insulated_off",
},
})
minetest.register_craft({
type = "shapeless",
output = "mesecons_insulated:insulated_off 2",
recipe = {
"mesecons_extrawires:crossing",
},
})

151
mesecons_extrawires/crossover.lua Normal file
View File

@@ -0,0 +1,151 @@
function crossover_get_rules(node)
return {
{--first wire
{x=-1,y=0,z=0},
{x=1,y=0,z=0},
},
{--second wire
{x=0,y=0,z=-1},
{x=0,y=0,z=1},
},
}
end
local crossover_states = {
"mesecons_extrawires:crossover_off",
"mesecons_extrawires:crossover_01",
"mesecons_extrawires:crossover_10",
"mesecons_extrawires:crossover_on",
}
minetest.register_node("mesecons_extrawires:crossover_off", {
description = "Insulated Crossover",
drawtype = "nodebox",
tiles = {"jeija_insulated_wire_sides_off.png"},
paramtype = "light",
walkable = false,
stack_max = 99,
selection_box = {type="fixed", fixed={-16/32-0.0001, -18/32, -16/32-0.001, 16/32+0.001, -5/32, 16/32+0.001}},
node_box = {
type = "fixed",
fixed = {
{ -16/32-0.001, -17/32, -3/32, 16/32+0.001, -13/32, 3/32 },
{ -3/32, -17/32, -16/32-0.001, 3/32, -13/32, -6/32 },
{ -3/32, -13/32, -9/32, 3/32, -6/32, -6/32 },
{ -3/32, -9/32, -9/32, 3/32, -6/32, 9/32 },
{ -3/32, -13/32, 6/32, 3/32, -6/32, 9/32 },
{ -3/32, -17/32, 6/32, 3/32, -13/32, 16/32+0.001 },
},
},
groups = {dig_immediate=3, mesecon=3, mesecon_conductor_craftable=1},
mesecons = {
conductor = {
states = crossover_states,
rules = crossover_get_rules(),
}
},
})
minetest.register_node("mesecons_extrawires:crossover_01", {
description = "You hacker you!",
drop = "mesecons_extrawires:crossover_off",
drawtype = "nodebox",
tiles = {"default_dirt.png"},
paramtype = "light",
walkable = false,
stack_max = 99,
selection_box = {type="fixed", fixed={-16/32-0.0001, -18/32, -16/32-0.001, 16/32+0.001, -5/32, 16/32+0.001}},
node_box = {
type = "fixed",
fixed = {
{ -16/32-0.001, -17/32, -3/32, 16/32+0.001, -13/32, 3/32 },
{ -3/32, -17/32, -16/32-0.001, 3/32, -13/32, -6/32 },
{ -3/32, -13/32, -9/32, 3/32, -6/32, -6/32 },
{ -3/32, -9/32, -9/32, 3/32, -6/32, 9/32 },
{ -3/32, -13/32, 6/32, 3/32, -6/32, 9/32 },
{ -3/32, -17/32, 6/32, 3/32, -13/32, 16/32+0.001 },
},
},
groups = {dig_immediate=3, mesecon=3, mesecon_conductor_craftable=1, not_in_creative_inventory=1},
mesecons = {
conductor = {
states = crossover_states,
rules = crossover_get_rules(),
}
},
})
minetest.register_node("mesecons_extrawires:crossover_10", {
description = "You hacker you!",
drop = "mesecons_extrawires:crossover_off",
drawtype = "nodebox",
tiles = {"default_stone.png"},
paramtype = "light",
walkable = false,
stack_max = 99,
selection_box = {type="fixed", fixed={-16/32-0.0001, -18/32, -16/32-0.001, 16/32+0.001, -5/32, 16/32+0.001}},
node_box = {
type = "fixed",
fixed = {
{ -16/32-0.001, -17/32, -3/32, 16/32+0.001, -13/32, 3/32 },
{ -3/32, -17/32, -16/32-0.001, 3/32, -13/32, -6/32 },
{ -3/32, -13/32, -9/32, 3/32, -6/32, -6/32 },
{ -3/32, -9/32, -9/32, 3/32, -6/32, 9/32 },
{ -3/32, -13/32, 6/32, 3/32, -6/32, 9/32 },
{ -3/32, -17/32, 6/32, 3/32, -13/32, 16/32+0.001 },
},
},
groups = {dig_immediate=3, mesecon=3, mesecon_conductor_craftable=1, not_in_creative_inventory=1},
mesecons = {
conductor = {
states = crossover_states,
rules = crossover_get_rules(),
}
},
})
minetest.register_node("mesecons_extrawires:crossover_on", {
description = "You hacker you!",
drop = "mesecons_extrawires:crossover_off",
drawtype = "nodebox",
tiles = {"jeija_insulated_wire_sides_on.png"},
paramtype = "light",
walkable = false,
stack_max = 99,
selection_box = {type="fixed", fixed={-16/32-0.0001, -18/32, -16/32-0.001, 16/32+0.001, -5/32, 16/32+0.001}},
node_box = {
type = "fixed",
fixed = {
{ -16/32-0.001, -17/32, -3/32, 16/32+0.001, -13/32, 3/32 },
{ -3/32, -17/32, -16/32-0.001, 3/32, -13/32, -6/32 },
{ -3/32, -13/32, -9/32, 3/32, -6/32, -6/32 },
{ -3/32, -9/32, -9/32, 3/32, -6/32, 9/32 },
{ -3/32, -13/32, 6/32, 3/32, -6/32, 9/32 },
{ -3/32, -17/32, 6/32, 3/32, -13/32, 16/32+0.001 },
},
},
groups = {dig_immediate=3, mesecon=3, mesecon_conductor_craftable=1, not_in_creative_inventory=1},
mesecons = {
conductor = {
states = crossover_states,
rules = crossover_get_rules(),
}
},
})
minetest.register_craft({
type = "shapeless",
output = "mesecons_extrawires:crossover_off",
recipe = {
"mesecons_insulated:insulated_off",
"mesecons_insulated:insulated_off",
},
})
minetest.register_craft({
type = "shapeless",
output = "mesecons_insulated:insulated_off 2",
recipe = {
"mesecons_extrawires:crossover_off",
},
})

3
mesecons_extrawires/init.lua
View File

@@ -1,5 +1,4 @@
-- dofile(minetest.get_modpath("mesecons_extrawires").."/crossing.lua");
-- The crossing code is not active right now because it is hard to maintain
dofile(minetest.get_modpath("mesecons_extrawires").."/crossover.lua");
dofile(minetest.get_modpath("mesecons_extrawires").."/tjunction.lua");
dofile(minetest.get_modpath("mesecons_extrawires").."/corner.lua");
dofile(minetest.get_modpath("mesecons_extrawires").."/vertical.lua");

8
mesecons_luacontroller/init.lua
View File

@@ -33,13 +33,13 @@ rules.d = {x = 0, y = 0, z = -1, name="D"}
local get_real_portstates = function(pos) -- determine if ports are powered (by itself or from outside)
ports = {
a = mesecon:is_power_on(mesecon:addPosRule(pos, rules.a))
a = mesecon:is_power_on(mesecon:addPosRule(pos, rules.a), mesecon:invertRule(rules.a))
and mesecon:rules_link(mesecon:addPosRule(pos, rules.a), pos),
b = mesecon:is_power_on(mesecon:addPosRule(pos, rules.b))
b = mesecon:is_power_on(mesecon:addPosRule(pos, rules.b), mesecon:invertRule(rules.b))
and mesecon:rules_link(mesecon:addPosRule(pos, rules.b), pos),
c = mesecon:is_power_on(mesecon:addPosRule(pos, rules.c))
c = mesecon:is_power_on(mesecon:addPosRule(pos, rules.c), mesecon:invertRule(rules.c))
and mesecon:rules_link(mesecon:addPosRule(pos, rules.c), pos),
d = mesecon:is_power_on(mesecon:addPosRule(pos, rules.d))
d = mesecon:is_power_on(mesecon:addPosRule(pos, rules.d), mesecon:invertRule(rules.d))
and mesecon:rules_link(mesecon:addPosRule(pos, rules.d), pos),
}
return ports

16
mesecons_microcontroller/init.lua
View File

@@ -635,10 +635,18 @@ function yc_get_real_portstates(pos) -- port powered or not (by itself or from o
rulesC = mesecon:get_rules("mesecons_microcontroller:microcontroller0100")
rulesD = mesecon:get_rules("mesecons_microcontroller:microcontroller1000")
L = {
a = mesecon:is_power_on({x=pos.x+rulesA[1].x, y=pos.y+rulesA[1].y, z=pos.z+rulesA[1].z}) and mesecon:rules_link({x=pos.x+rulesA[1].x, y=pos.y+rulesA[1].y, z=pos.z+rulesA[1].z}, pos),
b = mesecon:is_power_on({x=pos.x+rulesB[1].x, y=pos.y+rulesB[1].y, z=pos.z+rulesB[1].z}) and mesecon:rules_link({x=pos.x+rulesB[1].x, y=pos.y+rulesB[1].y, z=pos.z+rulesB[1].z}, pos),
c = mesecon:is_power_on({x=pos.x+rulesC[1].x, y=pos.y+rulesC[1].y, z=pos.z+rulesC[1].z}) and mesecon:rules_link({x=pos.x+rulesC[1].x, y=pos.y+rulesC[1].y, z=pos.z+rulesC[1].z}, pos),
d = mesecon:is_power_on({x=pos.x+rulesD[1].x, y=pos.y+rulesD[1].y, z=pos.z+rulesD[1].z}) and mesecon:rules_link({x=pos.x+rulesD[1].x, y=pos.y+rulesD[1].y, z=pos.z+rulesD[1].z}, pos)
a = mesecon:is_power_on(mesecon:addPosRule(pos, rulesA[1]),
mesecon:invertRule(rulesA[1])) and
mesecon:rules_link(mesecon:addPosRule(pos, rulesA[1]), pos),
b = mesecon:is_power_on(mesecon:addPosRule(pos, rulesB[1]),
mesecon:invertRule(rulesB[1])) and
mesecon:rules_link(mesecon:addPosRule(pos, rulesB[1]), pos),
c = mesecon:is_power_on(mesecon:addPosRule(pos, rulesC[1]),
mesecon:invertRule(rulesC[1])) and
mesecon:rules_link(mesecon:addPosRule(pos, rulesC[1]), pos),
d = mesecon:is_power_on(mesecon:addPosRule(pos, rulesD[1]),
mesecon:invertRule(rulesD[1])) and
mesecon:rules_link(mesecon:addPosRule(pos, rulesD[1]), pos),
}
return L
end