summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--mesecons/actionqueue.lua90
-rw-r--r--mesecons/init.lua66
-rw-r--r--mesecons/internal.lua149
-rw-r--r--mesecons/services.lua2
-rw-r--r--mesecons/util.lua11
-rw-r--r--mesecons_delayer/init.lua14
6 files changed, 175 insertions, 157 deletions
diff --git a/mesecons/actionqueue.lua b/mesecons/actionqueue.lua
new file mode 100644
index 0000000..8eae192
--- /dev/null
+++ b/mesecons/actionqueue.lua
@@ -0,0 +1,90 @@
+mesecon.queue.actions={} -- contains all ActionQueue actions
+
+function mesecon.queue:add_function(name, func)
+ mesecon.queue.funcs[name] = func
+end
+
+-- If add_action with twice the same overwritecheck and same position are called, the first one is overwritten
+-- use overwritecheck nil to never overwrite, but just add the event to the queue
+function mesecon.queue:add_action(pos, func, params, time, overwritecheck)
+ -- Create Action Table:
+ time = time or 0 -- time <= 0 --> execute, time > 0 --> wait time until execution
+ action = { pos=pos,
+ func=func,
+ params=mesecon:tablecopy(params),
+ time=time,
+ owcheck=overwritecheck}
+
+ --print(dump(action))
+ -- if not using the queue, (MESECONS_GLOBALSTEP off), just execute the function an we're done
+ if not MESECONS_GLOBALSTEP then
+ mesecon.queue:execute(action)
+ return
+ end
+
+ -- Otherwise, add the action to the queue
+ if overwritecheck then -- check if old action has to be overwritten / removed:
+ for i, ac in ipairs(mesecon.queue.actions) do
+ if(mesecon:cmpPos(pos, action.pos)
+ and mesecon:cmpAny(overwritecheck, ac.owcheck)) then
+ table.remove(mesecon.queue.actions, i)
+ break
+ end
+ end
+ end
+
+ table.insert(mesecon.queue.actions, action)
+end
+
+-- execute the stored functions on a globalstep
+-- if however, the pos of a function is not loaded (get_node_or_nil == nil), do NOT execute the function
+-- this makes sure that resuming mesecons circuits when restarting minetest works fine
+-- However, even that does not work in some cases, that's why we delay the time the globalsteps
+-- start to be execute by 5 seconds
+local m_time = 0
+minetest.register_globalstep(function (dtime)
+ m_time = m_time + dtime
+ if (m_time < 5) then return end -- don't even try if server has not been running for 2 seconds
+ local actions = mesecon:tablecopy(mesecon.queue.actions)
+ mesecon.queue.actions = {}
+
+ for i, action in ipairs(actions) do
+ if action.time > 0 then
+ action.time = action.time - dtime
+ table.insert(mesecon.queue.actions, action) -- will be handled another time
+ else -- execute and remove
+ mesecon.queue:execute(action)
+ end
+ end
+end)
+
+function mesecon.queue:execute(action)
+ mesecon.queue.funcs[action.func](action.pos, unpack(action.params))
+end
+
+
+-- Store and read the ActionQueue to / from a file
+-- so that upcoming actions are remembered when the game
+-- is restarted
+
+local wpath = minetest.get_worldpath()
+local function file2table(filename)
+ local f = io.open(filename, "r")
+ if f==nil then return {} end
+ local t = f:read("*all")
+ f:close()
+ if t=="" or t==nil then return {} end
+ return minetest.deserialize(t)
+end
+
+local function table2file(filename, table)
+ local f = io.open(filename, "w")
+ f:write(minetest.serialize(table))
+ f:close()
+end
+
+mesecon.queue.actions = file2table(wpath.."/mesecon_actionqueue")
+
+minetest.register_on_shutdown(function()
+ mesecon.queue.actions = table2file(wpath.."/mesecon_actionqueue", mesecon.queue.actions)
+end)
diff --git a/mesecons/init.lua b/mesecons/init.lua
index 640af4d..8facf73 100644
--- a/mesecons/init.lua
+++ b/mesecons/init.lua
@@ -42,37 +42,8 @@
-- PUBLIC VARIABLES
mesecon={} -- contains all functions and all global variables
-mesecon.actions_on={} -- Saves registered function callbacks for mesecon on | DEPRECATED
-mesecon.actions_off={} -- Saves registered function callbacks for mesecon off | DEPRECATED
-mesecon.actions_change={} -- Saves registered function callbacks for mesecon change | DEPRECATED
-mesecon.receptors={} -- saves all information about receptors | DEPRECATED
-mesecon.effectors={} -- saves all information about effectors | DEPRECATED
-mesecon.conductors={} -- saves all information about conductors | DEPRECATED
-
-
-local wpath = minetest.get_worldpath()
-local function read_file(fn)
- local f = io.open(fn, "r")
- if f==nil then return {} end
- local t = f:read("*all")
- f:close()
- if t=="" or t==nil then return {} end
- return minetest.deserialize(t)
-end
-
-local function write_file(fn, tbl)
- local f = io.open(fn, "w")
- f:write(minetest.serialize(tbl))
- f:close()
-end
-
-mesecon.to_update = read_file(wpath.."/mesecon_to_update")
-mesecon.r_to_update = read_file(wpath.."/mesecon_r_to_update")
-
-minetest.register_on_shutdown(function()
- write_file(wpath.."/mesecon_to_update",mesecon.to_update)
- write_file(wpath.."/mesecon_r_to_update",mesecon.r_to_update)
-end)
+mesecon.queue={} -- contains the ActionQueue
+mesecon.queue.funcs={} -- contains all ActionQueue functions
-- Settings
dofile(minetest.get_modpath("mesecons").."/settings.lua")
@@ -86,6 +57,10 @@ dofile(minetest.get_modpath("mesecons").."/presets.lua");
-- mostly things that make the source look cleaner
dofile(minetest.get_modpath("mesecons").."/util.lua");
+-- The ActionQueue
+-- Saves all the actions that have to be execute in the future
+dofile(minetest.get_modpath("mesecons").."/actionqueue.lua");
+
-- Internal stuff
-- This is the most important file
-- it handles signal transmission and basically everything else
@@ -101,31 +76,33 @@ dofile(minetest.get_modpath("mesecons").."/legacy.lua");
-- API
-- these are the only functions you need to remember
-function mesecon:receptor_on_i(pos, rules)
+mesecon.queue:add_function("receptor_on", function (pos, rules)
rules = rules or mesecon.rules.default
for _, rule in ipairs(mesecon:flattenrules(rules)) do
local np = mesecon:addPosRule(pos, rule)
+ -- if area is not loaded, keep trying
+ if minetest.env:get_node_or_nil(np) == nil then
+ mesecon.queue:add_action(pos, "receptor_on", {rules})
+ end
local rulenames = mesecon:rules_link_rule_all(pos, rule)
for _, rulename in ipairs(rulenames) do
mesecon:turnon(np, rulename)
end
end
-end
+end)
function mesecon:receptor_on(pos, rules)
- if MESECONS_GLOBALSTEP then
- rules = rules or mesecon.rules.default
- mesecon.r_to_update[#mesecon.r_to_update+1]={pos=pos, rules=rules, action="on"}
- else
- mesecon:receptor_on_i(pos, rules)
- end
+ mesecon.queue:add_action(pos, "receptor_on", {rules})
end
-function mesecon:receptor_off_i(pos, rules)
+mesecon.queue:add_function("receptor_off", function (pos, rules)
rules = rules or mesecon.rules.default
for _, rule in ipairs(mesecon:flattenrules(rules)) do
local np = mesecon:addPosRule(pos, rule)
+ if minetest.env:get_node_or_nil(np) == nil then
+ mesecon.queue:add_action(pos, "receptor_off", {rules})
+ end
local rulenames = mesecon:rules_link_rule_all(pos, rule)
for _, rulename in ipairs(rulenames) do
if not mesecon:connected_to_receptor(np, mesecon:invertRule(rule)) then
@@ -135,15 +112,10 @@ function mesecon:receptor_off_i(pos, rules)
end
end
end
-end
+end)
function mesecon:receptor_off(pos, rules)
- if MESECONS_GLOBALSTEP then
- rules = rules or mesecon.rules.default
- mesecon.r_to_update[#mesecon.r_to_update+1]={pos=pos, rules=rules, action="off"}
- else
- mesecon:receptor_off_i(pos, rules)
- end
+ mesecon.queue:add_action(pos, "receptor_off", {rules})
end
diff --git a/mesecons/internal.lua b/mesecons/internal.lua
index cb77f5d..f575c83 100644
--- a/mesecons/internal.lua
+++ b/mesecons/internal.lua
@@ -177,121 +177,76 @@ function mesecon:effector_get_rules(node)
return mesecon.rules.default
end
---Signals
+-- #######################
+-- # Signals (effectors) #
+-- #######################
-function mesecon:activate(pos, node, rulename)
- if MESECONS_GLOBALSTEP then
- if rulename == nil then
- for _,rule in ipairs(mesecon:effector_get_rules(node)) do
- mesecon:activate(pos, node, rule)
- end
- return
- end
- add_action(pos, "on", rulename)
- else
- local effector = mesecon:get_effector(node.name)
- if effector and effector.action_on then
- effector.action_on (pos, node, rulename)
- end
- end
-end
+-- Activation:
+mesecon.queue:add_function("activate", function (pos, rulename)
+ node = minetest.get_node(pos)
+ effector = mesecon:get_effector(node.name)
-function mesecon:deactivate(pos, node, rulename)
- if MESECONS_GLOBALSTEP then
- if rulename == nil then
- for _,rule in ipairs(mesecon:effector_get_rules(node)) do
- mesecon:deactivate(pos, node, rule)
- end
- return
- end
- add_action(pos, "off", rulename)
- else
- local effector = mesecon:get_effector(node.name)
- if effector and effector.action_off then
- effector.action_off (pos, node, rulename)
- end
+ if effector and effector.action_on then
+ effector.action_on(pos, node, rulename)
end
-end
+end)
-function mesecon:changesignal(pos, node, rulename, newstate)
-
- newstate = newstate or "on"
- --rulename = rulename or mesecon.rules.default
- if MESECONS_GLOBALSTEP then
- if rulename == nil then
- for _,rule in ipairs(mesecon:effector_get_rules(node)) do
- mesecon:changesignal(pos, node, rule, newstate)
- end
- return
- end
- add_action(pos, "c"..newstate, rulename)
- else
- local effector = mesecon:get_effector(node.name)
- if effector and effector.action_change then
- effector.action_change (pos, node, rulename, newstate)
+function mesecon:activate(pos, node, rulename)
+ if rulename == nil then
+ for _,rule in ipairs(mesecon:effector_get_rules(node)) do
+ mesecon:activate(pos, node, rule)
end
+ return
end
+ mesecon.queue:add_action(pos, "activate", {rulename}, nil, rulename)
end
-function execute_actions(dtime)
- local nactions = mesecon.to_update
- mesecon.to_update = {}
- for _,i in ipairs(nactions) do
- node = minetest.get_node(i.pos)
- if node.name=="ignore" then
- add_action(i.pos, i.action, i.rname)
- else
- effector = mesecon:get_effector(node.name)
- if i.action == "on" then
- if effector and effector.action_on then
- effector.action_on(i.pos, node, i.rname)
- end
- elseif i.action == "off" then
- if effector and effector.action_off then
- effector.action_off(i.pos, node, i.rname)
- end
- elseif i.action == "con" then
- if effector and effector.action_change then
- effector.action_change(i.pos, node, i.rname, "on")
- end
- elseif i.action == "coff" then
- if effector and effector.action_change then
- effector.action_change(i.pos, node, i.rname, "off")
- end
- end
- end
+
+-- Deactivation
+mesecon.queue:add_function("deactivate", function (pos, rulename)
+ node = minetest.get_node(pos)
+ effector = mesecon:get_effector(node.name)
+
+ if effector and effector.action_off then
+ effector.action_off(pos, node, rulename)
end
- local nactions = mesecon.r_to_update
- mesecon.r_to_update = {}
- for _,i in ipairs(nactions) do
- if i.action == "on" then
- mesecon:receptor_on_i(i.pos, i.rules)
- else
- mesecon:receptor_off_i(i.pos,i.rules)
+end)
+
+function mesecon:deactivate(pos, node, rulename)
+ if rulename == nil then
+ for _,rule in ipairs(mesecon:effector_get_rules(node)) do
+ mesecon:deactivate(pos, node, rule)
end
+ return
end
+ mesecon.queue:add_action(pos, "deactivate", {rulename}, nil, rulename)
end
-minetest.register_globalstep(execute_actions)
-function add_action(pos, action, rname)
- for _,i in ipairs(mesecon.to_update) do
- if i.pos.x == pos.x and i.pos.y == pos.y and i.pos.z == pos.z and i.rname.x == rname.x and i.rname.y == rname.y and i.rname.z == rname.z then
- if (i.action == "on" and action == "on") or (i.action == "off" and action == "off") then
- --nothing
- elseif i.action == "coff" and action == "on" then i.action = "on"
- elseif i.action == "con" and action == "off" then i.action = "off"
- else
- if action == "on" or action == "con" then i.action = "con" end
- if action == "off" or action == "coff" then i.action = "coff" end
- end
- break
+-- Change
+mesecon.queue:add_function("change", function (pos, rulename, changetype)
+ node = minetest.get_node(pos)
+ effector = mesecon:get_effector(node.name)
+
+ if effector and effector.action_change then
+ effector.action_change(pos, node, rulename, changetype)
+ end
+end)
+
+function mesecon:changesignal(pos, node, rulename, newstate)
+ if rulename == nil then
+ for _,rule in ipairs(mesecon:effector_get_rules(node)) do
+ mesecon:changesignal(pos, node, rule, newstate)
end
+ return
end
- mesecon.to_update[#mesecon.to_update+1] = {pos = pos, action = action, rname = rname}
+
+ mesecon.queue:add_action(pos, "change", {rulename, newstate}, nil, rulename)
end
---Rules
+-- #########
+-- # Rules # "Database" for rulenames
+-- #########
function mesecon:add_rules(name, rules)
mesecon.rules[name] = rules
diff --git a/mesecons/services.lua b/mesecons/services.lua
index 9d192ae..29b5183 100644
--- a/mesecons/services.lua
+++ b/mesecons/services.lua
@@ -18,7 +18,7 @@ end
mesecon.on_dignode = function (pos, node)
if mesecon:is_conductor_on(node) then
- mesecon:receptor_off_i(pos, mesecon:conductor_get_rules(node))
+ mesecon:receptor_off(pos, mesecon:conductor_get_rules(node))
elseif mesecon:is_receptor_on(node.name) then
mesecon:receptor_off(pos, mesecon:receptor_get_rules(node))
end
diff --git a/mesecons/util.lua b/mesecons/util.lua
index b3ca7a0..ad2a4ae 100644
--- a/mesecons/util.lua
+++ b/mesecons/util.lua
@@ -181,3 +181,14 @@ function mesecon:tablecopy(table) -- deep table copy
return newtable
end
+
+function mesecon:cmpAny(t1, t2)
+ if type(t1) ~= type(t2) then return false end
+ if type(t1) ~= "table" and type(t2) ~= "table" then return t1 == t2 end
+
+ for i, e in pairs(t1) do
+ if not mesecon:cmpAny(e, t2[i]) then return false end
+ end
+
+ return true
+end
diff --git a/mesecons_delayer/init.lua b/mesecons_delayer/init.lua
index a03737c..4ec0ebc 100644
--- a/mesecons_delayer/init.lua
+++ b/mesecons_delayer/init.lua
@@ -17,28 +17,18 @@ end
-- Functions that are called after the delay time
-local delayer_turnon = function(params)
- local rules = delayer_get_output_rules(params.node)
- mesecon:receptor_on(params.pos, rules)
-end
-
-local delayer_turnoff = function(params)
- local rules = delayer_get_output_rules(params.node)
- mesecon:receptor_off(params.pos, rules)
-end
-
local delayer_activate = function(pos, node)
local def = minetest.registered_nodes[node.name]
local time = def.delayer_time
minetest.swap_node(pos, {name = def.delayer_onstate, param2=node.param2})
- minetest.after(time, delayer_turnon , {pos = pos, node = node})
+ mesecon.queue:add_action(pos, "receptor_on", {rules=delayer_get_output_rules(node)}, time, nil)
end
local delayer_deactivate = function(pos, node)
local def = minetest.registered_nodes[node.name]
local time = def.delayer_time
minetest.swap_node(pos, {name = def.delayer_offstate, param2=node.param2})
- minetest.after(time, delayer_turnoff, {pos = pos, node = node})
+ mesecon.queue:add_action(pos, "receptor_off", {rules=delayer_get_output_rules(node)}, time, nil)
end
-- Register the 2 (states) x 4 (delay times) delayers