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Add ActionQueue priority system

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This makes effectors nearer to the source of the action (the receptor) update first.

This defines behaviour for this piston circuit: http://i.imgur.com/9Pp2Mzb.png
And defines, that this memory circuit does not work from this direction: http://i.imgur.com/jJn0aFh.png
But it will work when using the switch from the other side: http://i.imgur.com/nvw0oZB.png

Only if two effectors have the same distance, there is nothing we can do about it, behaviour is not defined.
"Distance" is determined by the stack size of recursions in turnon / turnoff.
Priorities are between 0 (lowest) and 1 (highest).
This commit is contained in:
Jeija
2014-01-11 10:04:32 +01:00
parent 93fb489bdb
commit f1211f7dae
5 changed files with 63 additions and 44 deletions
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14
mesecons/init.lua
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@ -79,12 +79,18 @@ dofile(minetest.get_modpath("mesecons").."/legacy.lua");
mesecon.queue:add_function("receptor_on", function (pos, rules)
rules = rules or mesecon.rules.default
-- if area (any of the neighbors) is not loaded, keep trying and call this again later
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
if minetest.get_node_or_nil(np) == nil then
mesecon.queue:add_action(pos, "receptor_on", {rules})
return
end
end
-- execute action
for _, rule in ipairs(mesecon:flattenrules(rules)) do
local np = mesecon:addPosRule(pos, rule)
local rulenames = mesecon:rules_link_rule_all(pos, rule)
for _, rulename in ipairs(rulenames) do
mesecon:turnon(np, rulename)
@ -100,7 +106,7 @@ 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
if minetest.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)
@ -108,7 +114,7 @@ mesecon.queue:add_function("receptor_off", function (pos, rules)
if not mesecon:connected_to_receptor(np, mesecon:invertRule(rule)) then
mesecon:turnoff(np, rulename)
else
mesecon:changesignal(np, minetest.get_node(np), rulename, mesecon.state.off)
mesecon:changesignal(np, minetest.get_node(np), rulename, mesecon.state.off, 1)
end
end
end