New answers tagged xrandr
use the xrandr --scale-from ... option. xrandr --output LVDS1 --scale-from 1920x1080 will scale down the high resolution image of the external (HDMI1) monitor to the lower resolution LVDS1 laptop monitor.
You won't be able to use xcalib to invert your monitor. You will have to use the following utility to overcome this limitation. Note that as of date of last testing (2014, xcalib version 0.8) xcalib has not been able to invert the colors on all monitors in a multi-monitor setup, because all monitors are presented by the X11 server as a single ...
man xdotool says it can get/set the viewport: get_desktop_viewport [--shell] Report the current viewport's position. If --shell is given, the output is friendly to shell eval. set_desktop_viewport x y some windowmangers only obey requests that align to workspace boundaries
You are not far wrong with that --transformation! The point is that you not only want to shift the screen to the right, but also you need to shrink it by half in the horizontal axis. To do so lets refer to the xrandr manual where we read: --transform a,b,c,d,e,f,g,h,i (...) In other words, the device coordinates (x' y') of the transformed ...
You need to create a new mode for the resolution you want. Use cvt 1366 768, the output is something like this: # 1368x768 59.88 Hz (CVT) hsync: 47.79 kHz; pclk: 85.25 MHz Modeline "1368x768_60.00" 85.25 1368 1440 1576 1784 768 771 781 798 -hsync +vsync Then use: > xrandr --newmode "1368x768_60.00" 85.25 1368 1440 1576 1784 768 771 781 798 -...
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