75 lines
1.5 KiB
Lua
75 lines
1.5 KiB
Lua
--[[
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TechAge
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=======
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Copyright (C) 2019-2020 Joachim Stolberg
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GPL v3
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See LICENSE.txt for more information
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Global power Job Scheduler
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]]--
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-- for lazy programmers
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local P2P = minetest.string_to_pos
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local P2S = function(pos) if pos then return minetest.pos_to_string(pos) end end
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local M = minetest.get_meta
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local N = function(pos) return minetest.get_node(pos).name end
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local power = techage.power
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local networks = techage.networks
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local CYCLE_TIME = 2
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techage.schedule = {}
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local JobTable = {}
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local JobQueue = {}
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local first = 0
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local last = -1
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techage.SystemTime = 0
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local function push(item)
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last = last + 1
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item.time = techage.SystemTime + CYCLE_TIME
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JobQueue[last] = item
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end
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local function pop()
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if first > last then return end
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local item = JobQueue[first]
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if item.time <= techage.SystemTime then
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JobQueue[first] = nil -- to allow garbage collection
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first = first + 1
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return item
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end
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end
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-- Scheduler
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minetest.register_globalstep(function(dtime)
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techage.SystemTime = techage.SystemTime + dtime
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local item = pop()
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while item do
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local network = networks.peek_network(item.tube_type, item.netID)
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if network and network.alive and network.alive >= 0 then
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power.power_distribution(network, item.tube_type)
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network.alive = network.alive - 1
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push(item)
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else
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JobTable[item.netID] = nil
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networks.delete_network(item.tube_type, item.netID)
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end
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item = pop()
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end
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end)
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function techage.schedule.start(tube_type, netID)
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if not JobTable[netID] then
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push({tube_type = tube_type, netID = netID})
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JobTable[netID] = true
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end
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end
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