mirror of https://github.com/20kdc/OC-KittenOS.git
104 lines
3.0 KiB
Lua
104 lines
3.0 KiB
Lua
-- This is released into the public domain.
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-- No warranty is provided, implied or otherwise.
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return function (
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gpus, screens,
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getMonitorSettings, settings, sRattle, saveSettings,
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announceFreeMonitor, pid, claimed, sendSig,
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monitorClaims, monitorPool, currentGPUUsers, currentGPUBinding,
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address
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)
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neo.ensureType(address, "string")
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for k, monitor in ipairs(monitorPool) do
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if monitor.address == address then
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-- find GPU
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local gpu, bestStats = nil, {-math.huge, -math.huge, -math.huge}
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for a, _ in pairs(currentGPUBinding) do
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currentGPUBinding[a] = nil
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end
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for v in gpus() do
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v.bind(monitor.address, false)
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local w, h = v.maxResolution()
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local quality = w * h * v.maxDepth()
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local users = (currentGPUUsers[v.address] or 0)
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local gquality = 0
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for scr in screens() do
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v.bind(scr.address, false)
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w, h = v.maxResolution()
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local squality = w * h * v.maxDepth()
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gquality = math.max(gquality, squality)
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end
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local stats = {quality, -users, -gquality}
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for i = 1, #stats do
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if stats[i] > bestStats[i] then
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gpu = v
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bestStats = stats
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break
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elseif stats[i] < bestStats[i] then
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break
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end
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end
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end
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-- setup monitor
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if gpu then
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monitor.setPrecise(true)
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monitor.turnOn()
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gpu.bind(address, false)
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currentGPUBinding[gpu.address] = address
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local maxW, maxH = gpu.maxResolution()
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local maxD = gpu.maxDepth()
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local w, h, d, t = getMonitorSettings(address)
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w, h, d = math.min(w, maxW), math.min(h, maxH), math.min(d, maxD)
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if monitor.setTouchModeInverted then
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monitor.setTouchModeInverted(t == "yes")
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else
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t = "no"
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end
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settings["scr.w." .. monitor.address] = tostring(w)
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settings["scr.h." .. monitor.address] = tostring(h)
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settings["scr.d." .. monitor.address] = tostring(d)
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settings["scr.t." .. monitor.address] = t
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sRattle("scr.w." .. monitor.address, tostring(w))
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sRattle("scr.h." .. monitor.address, tostring(h))
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sRattle("scr.d." .. monitor.address, tostring(d))
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sRattle("scr.t." .. monitor.address, t)
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gpu.setResolution(w, h)
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gpu.setDepth(d)
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pcall(saveSettings)
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-- finish up
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gpu = gpu.address
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currentGPUUsers[gpu] = (currentGPUUsers[gpu] or 0) + 1
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local disclaimer = function (wasDevLoss)
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-- we lost it
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monitorClaims[address] = nil
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claimed[address] = nil
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if not wasDevLoss then
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currentGPUUsers[gpu] = currentGPUUsers[gpu] - 1
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table.insert(monitorPool, monitor)
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announceFreeMonitor(address, pid)
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else
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sendSig("lost", address)
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end
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end
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claimed[address] = disclaimer
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monitorClaims[address] = {gpu, disclaimer}
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table.remove(monitorPool, k)
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return function ()
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for v in gpus() do
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if v.address == gpu then
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local didBind = false
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if currentGPUBinding[gpu] ~= address then
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v.bind(address, false)
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didBind = true
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end
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currentGPUBinding[gpu] = address
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return v, didBind
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end
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end
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end, monitor
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end
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end
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end
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end
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