Searching for Xinerama Randr Support information? Find all needed info by using official links provided below.
https://en.wikipedia.org/wiki/Xinerama
It is recommended that RandR or ATI's or nVidia's single GPU method be used in these cases. Xinerama's lack of support for adding or removing screens causes several problems: Windows may be drawn to a screen that is not connected to the computer. The user is required to drag these windows to the main screen, but is unable to see them.
https://www.linuxquestions.org/questions/fedora-35/x-org-xinerama-and-randr-%2Asigh%2A-598941/
Jan 11, 2008 · Well Xinerama worked nicely up until the new version of Xorg I assume with the built in RandR support. Xinearama is supposed to disable it. Well it
https://www.phoronix.com/scan.php?page=article&item=927
Nov 26, 2007 · The RandR extension itself isn't new, with the original X Resize and Rotate Extension being drafted back in 2001, but RandR 1.2 had only premiered with X Server 1.3. Some of the common free software drivers that support RandR 1.2 include Nouveau, nv, xf86-video-ati, Avivo, and last but not least RadeonHD.
https://russellbateman.blogspot.com/2011/01/xinerama-and-randr-incompatibilities.html
Xinerama and RANDR What I gather from reading the mostly speculative discussions is that these two are incompatible. Some say to disable Xinerama, but if you're using NVIDIA drivers, you're stuck because without it, it would appear, you cannot configure multiple monitor support in the way I like it: mapping two edge-to-edge for maximum real estate.
https://wiki.debian.org/XStrikeForce/HowToRandR12
RandR 1.2 aware drivers do not support old dual-head configs anymore. It will even crash the X server at startup. VI.5. Multi-board support broken. RandR 1.2 does not support multiple boards yet (it's planned for RandR 1.3). It means that any RandR 1.2 aware driver will crash the server if you have 2 boards.
https://stackoverflow.com/questions/41773529/no-randr-1-5-support-in-test-install-of-awesome-4-0-what-to-check
First: Do you need RandR 1.5 support? If the answer is "no" or "I don't know", then, well.... ;-) Then, to actually answer your question: For RandR 1.5 support you need a version of libxcb built with RandR 1.5 support. Which means you need a version of libxcb built with xcb-proto 1.12 (and might mean that you need libxcb 1.12).
https://devtalk.nvidia.com/default/topic/686014/anyway-to-completely-disable-randr-support-/?offset=2
Feb 12, 2014 · Anyway to completely disable randr support? ... For now I am running old (295.53) drivers which seem to work as expected due to lack of newer randr support but this isn't going to fly forever.... So is there some way to completely disable randr or fake …
https://docs.oracle.com/cd/E26362_01/E26354/html/randr.html
RANDR support can be configured for the following application objects: X applications Windows applications 3270 applications 5250 applications 4.3.1. Client Requirements for RANDR. To use RANDR display features, the client device must support RANDR as follows: ... The XINERAMA interface is used. Windows platform client devices. The client ...
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