91 lines
2.3 KiB
Lua
91 lines
2.3 KiB
Lua
function digiline:getspec(node)
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if not minetest.registered_nodes[node.name] then return false end
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return minetest.registered_nodes[node.name].digiline
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end
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function digiline:importrules(spec, node)
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if type(spec) == 'function' then
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return spec(node)
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elseif spec then
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return spec
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else
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return digiline.rules.default
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end
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end
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function digiline:getAnyInputRules(pos)
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local node = minetest.get_node(pos)
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local spec = digiline:getspec(node)
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if not spec then return end
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if spec.wire then
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return digiline:importrules(spec.wire.rules, node)
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end
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if spec.effector then
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return digiline:importrules(spec.effector.rules, node)
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end
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end
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function digiline:getAnyOutputRules(pos)
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local node = minetest.get_node(pos)
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local spec = digiline:getspec(node)
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if not spec then return end
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if spec.wire then
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return digiline:importrules(spec.wire.rules, node)
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end
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if spec.receptor then
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return digiline:importrules(spec.receptor.rules, node)
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end
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end
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function digiline:rules_link(output, input)
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local outputrules = digiline:getAnyOutputRules(output)
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local inputrules = digiline:getAnyInputRules (input)
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if not outputrules or not inputrules then return false end
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for _, orule in ipairs(outputrules) do
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if digiline:cmpPos(digiline:addPosRule(output, orule), input) then
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for _, irule in ipairs(inputrules) do
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if digiline:cmpPos(digiline:addPosRule(input, irule), output) then
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return true
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end
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end
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end
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end
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return false
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end
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function digiline:rules_link_anydir(output, input)
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return digiline:rules_link(output, input)
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or digiline:rules_link(input, output)
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end
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function digiline:transmit(pos, channel, msg, checked)
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local checkedid = tostring(pos.x).."_"..tostring(pos.y).."_"..tostring(pos.z)
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if checked[checkedid] then return end
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checked[checkedid] = true
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local node = minetest.get_node(pos)
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local spec = digiline:getspec(node)
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if not spec then return end
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-- Effector actions --> Receive
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if spec.effector then
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spec.effector.action(pos, node, channel, msg)
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end
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-- Cable actions --> Transmit
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if spec.wire then
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local rules = digiline:importrules(spec.wire.rules, node)
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for _,rule in ipairs(rules) do
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if digiline:rules_link(pos, digiline:addPosRule(pos, rule)) then
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digiline:transmit(digiline:addPosRule(pos, rule), channel, msg, checked)
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end
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end
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end
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end
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