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Merge pull request #112 from khonkhortisan/multi_rules

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Multi rules
Merged for near-future textures to be merged cleanly.
This commit is contained in:
khonkhortisan
2013-08-27 22:22:30 -07:00
parent 96011bc718 885899cbaf
commit 913e355a71
9 changed files with 408 additions and 96 deletions
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6
mesecons/init.lua
View File

@@ -104,7 +104,7 @@ dofile(minetest.get_modpath("mesecons").."/legacy.lua");
function mesecon:receptor_on_i(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
@@ -125,11 +125,11 @@ end
function mesecon:receptor_off_i(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)

132
mesecons/internal.lua
View File

@@ -303,18 +303,38 @@ 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
@@ -327,20 +347,36 @@ 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)
@@ -358,17 +394,17 @@ 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
@@ -377,11 +413,21 @@ 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)
@@ -400,11 +446,21 @@ 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)
@@ -422,17 +478,17 @@ 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
@@ -441,7 +497,7 @@ 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
@@ -459,10 +515,10 @@ 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
@@ -481,10 +537,10 @@ 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
@@ -499,16 +555,26 @@ 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

@@ -4,7 +4,7 @@ mesecon.on_placenode = function (pos, node)
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:effector_get_rules(node), "on")
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}