33 lines
615 B
Lua
33 lines
615 B
Lua
local shell = require("shell")
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local tty = require("tty")
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local args = shell.parse(...)
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local gpu = tty.gpu()
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if #args == 0 then
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local w, h = gpu.getViewport()
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io.write(w," ",h,"\n")
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return
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end
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if #args ~= 2 then
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print("Usage: resolution [<width> <height>]")
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return
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end
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local w = tonumber(args[1])
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local h = tonumber(args[2])
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if not w or not h then
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io.stderr:write("invalid width or height\n")
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return 1
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end
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local result, reason = gpu.setResolution(w, h)
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if not result then
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if reason then -- otherwise we didn't change anything
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io.stderr:write(reason..'\n')
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end
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return 1
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end
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tty.clear()
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