blocky_portaling/mesecons
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Fix a few bugs that caused effectors not to turn off sometimes (rules_link is evil!)

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This commit is contained in:
Novatux 2014-01-05 13:51:09 +01:00
parent 9c2a5c313c
commit 5e02b3beef
1 changed files with 42 additions and 18 deletions
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52
mesecons/internal.lua
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@ -486,9 +486,10 @@ function mesecon:connected_to_receptor(pos, rulename)
if not rules then return false end
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, {}, mesecon:invertRule(rule)) then
local rulenames = mesecon:rules_link_rule_all_inverted(pos, rule)
for _, rname in ipairs(rulenames) do
local np = mesecon:addPosRule(pos, rname)
if mesecon:find_receptor_on(np, {}, mesecon:invertRule(rname)) then
return true
end
end
@ -518,9 +519,10 @@ function mesecon:find_receptor_on(pos, checked, rulename)
-- add current position to checked
table.insert(checked, {x=pos.x, y=pos.y, z=pos.z, metaindex = metaindex})
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, mesecon:invertRule(rule)) then
local rulenames = mesecon:rules_link_rule_all_inverted(pos, rule)
for _, rname in ipairs(rulenames) do
local np = mesecon:addPosRule(pos, rname)
if mesecon:find_receptor_on(np, checked, mesecon:invertRule(rname)) then
return true
end
end
@ -583,6 +585,26 @@ function mesecon:rules_link_rule_all(output, rule) --output/input are positions
return rules
end
function mesecon:rules_link_rule_all_inverted(input, rule)
--local irule = mesecon:invertRule(rule)
local output = mesecon:addPosRule(input, rule)
local outputnode = minetest.get_node(output)
local outputrules = mesecon:get_any_outputrules (outputnode)
if not outputrules then
return {}
end
local rules = {}
for _, outputrule in ipairs(mesecon:flattenrules(outputrules)) do
if mesecon:cmpPos(mesecon:addPosRule(output, outputrule), input) then
if outputrule.sx == nil or rule.sx == nil or mesecon:cmpSpecial(outputrule, rule) then
rules[#rules+1] = mesecon:invertRule(outputrule)
end
end
end
return rules
end
function mesecon:rules_link_anydir(pos1, pos2)
return mesecon:rules_link(pos1, pos2) or mesecon:rules_link(pos2, pos1)
end
@ -594,23 +616,25 @@ function mesecon:is_powered(pos, rule)
if not rule then
for _, rule in ipairs(mesecon:flattenrules(rules)) do
local np = mesecon:addPosRule(pos, rule)
local rulenames = mesecon:rules_link_rule_all_inverted(pos, rule)
for _, rname in ipairs(rulenames) do
local np = mesecon:addPosRule(pos, rname)
local nn = minetest.get_node(np)
if (mesecon:is_conductor_on (nn, mesecon:invertRule(rule)) or mesecon:is_receptor_on (nn.name))
and mesecon:rules_link(np, pos) then
if (mesecon:is_conductor_on (nn, mesecon:invertRule(rname)) or mesecon:is_receptor_on (nn.name)) then
return true
end
end
end
else
local np = mesecon:addPosRule(pos, rule)
local rulenames = mesecon:rules_link_rule_all_inverted(pos, rule)
for _, rname in ipairs(rulenames) do
local np = mesecon:addPosRule(pos, rname)
local nn = minetest.get_node(np)
if (mesecon:is_conductor_on (nn, mesecon:invertRule(rule)) or mesecon:is_receptor_on (nn.name))
and mesecon:rules_link(np, pos) then
if (mesecon:is_conductor_on (nn, mesecon:invertRule(rname)) or mesecon:is_receptor_on (nn.name)) then
return true
end
end
end
return false
end