Reset xrandr (or: switch off the --scale-from setting at disconnect)xrandr: clone and scaleHow do I set my...

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Reset xrandr (or: switch off the --scale-from setting at disconnect)


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3















I recently found this topic which helped me a lot by pointing me to the --scale-from argument. I'm pretty happy with the way I can connect my projector now and have the same content displayed on both devices without any panning or clipping.
But unfortunately I don't know how to switch the setting off again after I disconnected the projector.



In my example I have my laptop screen (LVDS1 in xrandr) with a resolution of 1366x768 and the projector (VGA1) with a 1280x800 resolution. After I connect the projector I use



xrandr --output VGA1 --mode 1280x800 --output LVDS1 --scale-from 1280x800


which is inconvenient but at least logical.
But when I disconnect the projector later and want to switch back to only using the laptop screen, I need to do something like



xrandr --output VGA1 --off
xrandr --output LVDS1 --scale-from 1366x768
xrandr --fb 1366x768


which I find very inconvenient. Also I don't know of any possibility to find out if there's a scale-from setting currently in action. So my question is: Is there an easier way for this? Since 1366x768 is the preferred resolution for the laptop screen I would have expected one to exist.










share|improve this question





























    3















    I recently found this topic which helped me a lot by pointing me to the --scale-from argument. I'm pretty happy with the way I can connect my projector now and have the same content displayed on both devices without any panning or clipping.
    But unfortunately I don't know how to switch the setting off again after I disconnected the projector.



    In my example I have my laptop screen (LVDS1 in xrandr) with a resolution of 1366x768 and the projector (VGA1) with a 1280x800 resolution. After I connect the projector I use



    xrandr --output VGA1 --mode 1280x800 --output LVDS1 --scale-from 1280x800


    which is inconvenient but at least logical.
    But when I disconnect the projector later and want to switch back to only using the laptop screen, I need to do something like



    xrandr --output VGA1 --off
    xrandr --output LVDS1 --scale-from 1366x768
    xrandr --fb 1366x768


    which I find very inconvenient. Also I don't know of any possibility to find out if there's a scale-from setting currently in action. So my question is: Is there an easier way for this? Since 1366x768 is the preferred resolution for the laptop screen I would have expected one to exist.










    share|improve this question

























      3












      3








      3


      1






      I recently found this topic which helped me a lot by pointing me to the --scale-from argument. I'm pretty happy with the way I can connect my projector now and have the same content displayed on both devices without any panning or clipping.
      But unfortunately I don't know how to switch the setting off again after I disconnected the projector.



      In my example I have my laptop screen (LVDS1 in xrandr) with a resolution of 1366x768 and the projector (VGA1) with a 1280x800 resolution. After I connect the projector I use



      xrandr --output VGA1 --mode 1280x800 --output LVDS1 --scale-from 1280x800


      which is inconvenient but at least logical.
      But when I disconnect the projector later and want to switch back to only using the laptop screen, I need to do something like



      xrandr --output VGA1 --off
      xrandr --output LVDS1 --scale-from 1366x768
      xrandr --fb 1366x768


      which I find very inconvenient. Also I don't know of any possibility to find out if there's a scale-from setting currently in action. So my question is: Is there an easier way for this? Since 1366x768 is the preferred resolution for the laptop screen I would have expected one to exist.










      share|improve this question














      I recently found this topic which helped me a lot by pointing me to the --scale-from argument. I'm pretty happy with the way I can connect my projector now and have the same content displayed on both devices without any panning or clipping.
      But unfortunately I don't know how to switch the setting off again after I disconnected the projector.



      In my example I have my laptop screen (LVDS1 in xrandr) with a resolution of 1366x768 and the projector (VGA1) with a 1280x800 resolution. After I connect the projector I use



      xrandr --output VGA1 --mode 1280x800 --output LVDS1 --scale-from 1280x800


      which is inconvenient but at least logical.
      But when I disconnect the projector later and want to switch back to only using the laptop screen, I need to do something like



      xrandr --output VGA1 --off
      xrandr --output LVDS1 --scale-from 1366x768
      xrandr --fb 1366x768


      which I find very inconvenient. Also I don't know of any possibility to find out if there's a scale-from setting currently in action. So my question is: Is there an easier way for this? Since 1366x768 is the preferred resolution for the laptop screen I would have expected one to exist.







      xrandr






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      asked Sep 3 '17 at 13:58









      caligulacaligula

      638 bronze badges




      638 bronze badges






















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          I use this same workflow and stumbled on a solution today. It looks like --scale and --scale-from are convenience aliases for --transform so I think the best way to "reset" these kinds of modifications is by using the flag below:



          --transform none





          share|improve this answer


























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            1 Answer
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            active

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            I use this same workflow and stumbled on a solution today. It looks like --scale and --scale-from are convenience aliases for --transform so I think the best way to "reset" these kinds of modifications is by using the flag below:



            --transform none





            share|improve this answer




























              0














              I use this same workflow and stumbled on a solution today. It looks like --scale and --scale-from are convenience aliases for --transform so I think the best way to "reset" these kinds of modifications is by using the flag below:



              --transform none





              share|improve this answer


























                0












                0








                0







                I use this same workflow and stumbled on a solution today. It looks like --scale and --scale-from are convenience aliases for --transform so I think the best way to "reset" these kinds of modifications is by using the flag below:



                --transform none





                share|improve this answer













                I use this same workflow and stumbled on a solution today. It looks like --scale and --scale-from are convenience aliases for --transform so I think the best way to "reset" these kinds of modifications is by using the flag below:



                --transform none






                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered 43 mins ago









                whiteingewhiteinge

                1212 bronze badges




                1212 bronze badges






























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