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Updated Configuring the Raspberry Pi (markdown)

yury-zaryadov 2020-01-25 19:22:27 -05:00
parent 1d4696342c
commit 2f0ff96960
1 changed files with 1 additions and 6 deletions
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7
Configuring-the-Raspberry-Pi.md

@ -14,7 +14,7 @@ dtoverlay=vc4-kms-v3d
ℹ️ _Activating the Open GL drive can also be accomplished by using the `raspi-config` tool by running `sudo raspi-config`. Go to the `Advanced Options` menu and select `A7 GL Driver`. Next, select the `G3 GL (Full KMS) OpenGL desktop driver with full KMS`. Note that this option will be selected in the menu even when the GL drive is not yet configured._
Unfortunately, as a result, the `display_rotate=1` ([see below](https://github.com/MichMich/MagicMirror/wiki/Configuring-the-Raspberry-Pi#rotating-the-screen-and-hide-rainbow-colored-cube)) won't have any effect on the display. If you want to rotate the display when the Open GL driver is in use, we need to use the `xrandr` tool which allows us to rotate the display when in desktop mode. To do so, edit the autostart file: (autostart file has been moved in the latest version of Raspbian Stretch, Version: April 2019, Release Date: 2019-04-08 Kernel: 4.14 to /etc/xdg/lxsession/LXDE-pi/autostart ):
Unfortunately, as a result, the `display_rotate=1` ([see below](https://github.com/MichMich/MagicMirror/wiki/Configuring-the-Raspberry-Pi#rotating-the-screen-and-hide-rainbow-colored-cube)) won't have any effect on the display. If you want to rotate the display when the Open GL driver is in use, we need to use the `xrandr` tool which allows us to rotate the display when in desktop mode. To do so, edit the autostart file: (autostart file has been moved in the latest version of Raspbian Stretch, Version: April 2019, Release Date: 2019-04-08 Kernel: 4.14 to **/etc/xdg/lxsession/LXDE-pi/autostart** ):
````
nano ~/.config/lxsession/LXDE-pi/autostart
````
@ -23,11 +23,6 @@ And add the following line:
@xrandr --output HDMI-1 --rotate right
````
If ~/.config/lxsession folder is not found:
````
nano /etc/xdg/lxsession/LXDE-pi/autostart
````
ℹ️ _As was mentioned in the [forums](https://forum.magicmirror.builders/topic/4684/electron-cpu-usage/238) you can also use the fake kms driver instead._
EDIT 03JAN20: fkms + screen rotation using display_rotate no longer seems to work, but kms method still does