Re: How to get two monitors working in Linux?

On 12/27/2011 06:34 PM, monitorxxx wrote: Hi, I have Arch Linux in this system: -video card: nvidia 6150 -monitor 1: LG, 1440x900 (right side) -monitor 2: Samsung, 1360x760 (left side) -desktop environment: Lxde But the problem is that: 1) no matter how hard I try, write to xorg.conf, set up a

Re: How to edit Drawable/XdbeBackBuffer data?...

On 08/21/2012 03:56 PM, Lee Fallat wrote: Alright, well I've decided to take another approach. I'm XGetImage()ing the root window, then I darken my pixels, then, I go to store the data in a Drawable via XPutImage, but this Drawable isn't retaining the data, it's just white when I XCopyArea() over

Re: xorg 7.6, nvidia multiseat completely broken?

On 11/11/12 06:34, Ditmar Unger wrote: Hello, things are getting worse than ever. Until OpenSuSE 12.1 I had a working dualseat configuration with separated mice and keyboards for years. Now, with SuSE 12.2, xorg 7.6, two nvidia cards (610GT and 430GT) and the newest driver nvidia-computeG02-304.

Re: Is it possible to force a monitor to stay in the server layout?

On 12/21/12 06:29, Sven Berkvens-Matthijsse wrote: Hello, I can't seem to find an answer to my question anywhere on the web. Either my use case is weird, or I'm not searching correctly :-) I have X.org server 1.11.3 running on Ubuntu. I'm using the radeon driver with a Radeon HD6450. I have thr

[ANNOUNCE] xrandr 1.4.0

gamma and the gamma configuration options in xorg.conf. Aaron Plattner (12): Add a --scale-from option xrandr: Fix string constness bugs man: document provider options xrandr: make providers a first-class citizen xrandr: look for providers by name or xid xrandr

Re: X display locking

On 03/07/2013 06:31 AM, Torsten Jager wrote: Hello! What is the proper usage of XLockDisplay () / XUnlockDisplay () when an application has multiple threads using * "normal" Xlib functions * Xitk functions * libGL and/or * libvdpau ? XLockDisplay / XUnlockDisplay is only required

Re: X display locking

On 03/12/2013 11:52 AM, Torsten Jager wrote: Applications should never call those functions - they are Xlib's internal locking mechanism for the request buffers. Applications should only call XInitThreads() to set up the locks before any Xlib calls are made. I think Allen must have been thin

Re: xorg.conf: setting up scaled desktop ?

On 03/25/2013 07:40 AM, Toerless Eckert wrote: I've got this old projector that has 1366x768 native resolution, but will not correctly display VGA/computer signal at native resolution, and 1280p resolution has stupid overscan. The way how i solved this under windows with NVidias drivers is to ou

[ANNOUNCE] xrandr 1.4.2

interlaced modes. Aaron Plattner (5): Split output property printing into a helper function Move EDID printing into a helper function Special-case printing of the GUID property xrandr: document how to disconnect RandR 1.4 providers xrandr 1.4.2 Dave Airlie (1):

[ANNOUNCE] xrandr 1.4.3

sages when - --verbose is specified, adds the ability for the -x and -y switches to be used to undo previous reflections, and adds the missing --brightness option to the - --help usage summary. Aaron Plattner (1): xrandr 1.4.3 Connor Behan (2): Remove duplicate printing of the axis

Re: Multihead (3 Montiors) Sabrent USB->HDMI problems

On 10/06/2014 04:44 PM, daidoji70 wrote: Hello xorg, I wasn't who to mail so I thought I'd mail this mailing list and hopefully I can be pointed in the right direction. At work I have been given 2 monitors to go along with my EliteBook 8540w (laptop). I have gotten one of the external monit

Re: using uinput connect X to proprietary (TCP based) keyboard endpoint

On 10/16/2014 08:12 AM, Peter Hutterer wrote: On Thu, Oct 16, 2014 at 04:48:37AM +0200, arne.ad...@t-online.de wrote: Hi, I am trying to integrate a proprietary keyboard, sending linux scancodes via TCP. My idea is to use uinput to forward the received keycodes to locally running applications

Re: how can I identify which video card on a mutli-card linux box a display belongs to

On 11/10/2014 12:56 AM, Chris Wilson wrote: On Mon, Nov 10, 2014 at 04:31:59PM +0800, Zhang Fan wrote: Hi all, I'm developing a video matrix system for Linux. Typically multiple vendors' video card and/or multiple cards of same vendor/model might be used in one system. I can list the display by

Re: combining Render's Composite + SHM's PutImage

On 04/13/2015 02:33 AM, Nigel Tao wrote: On Fri, Apr 10, 2015 at 10:23 PM, Nigel Tao wrote: Even where SHM CreatePixmap works, I can only seem to create a depth-24 pixmap, which defeats the purpose of alpha-blending if the shared-memory image's alpha channel is implicitly fully opaque. If I try

Re: combining Render's Composite + SHM's PutImage

On 04/16/2015 06:56 PM, Nigel Tao wrote: On Fri, Apr 17, 2015 at 5:53 AM, Aaron Plattner wrote: SHM pixmaps are only allowed if the driver enables them. It's the application's job to check before trying to create one. In NVIDIA's case, we disabled them because they can'

Re: libxrandr XRRGetCrtcInfo() misinterpretation by nouveau or NVIDIA?

On 06/19/2015 03:49 AM, Thomas Richter wrote: > Am 19.06.2015 um 12:38 schrieb Chris Wilson: >> Why is it that in the presence of randr1.3 XRRGetCrtcInfo() returns >> semantically(!) different information >> than XRRGetCrtcInfo() with randr1.2 only? In the former case, it returns >> the entire pan

Re: Diagnosing first vs subsequent performance

My guess is that each X server you start is switching to its own VT. Since you're running Xorg by itself, there are initially no clients connected. When you run an application such as glxinfo that exits immediately, or kill your copy of glxgears, it causes the server to reset, which makes it initi

Re: XCompositeNameWindowPixmap vs using window directly

On 02/09/2016 12:48 PM, adlo wrote: > I am writing a window switcher application using GTK, Cairo, and Xlib that > shows previews of windows. > > Assuming that I don't want to save the window's image for later use, what are > the advantages of using XCompositeNameWindowPixmap () compared to simp

[ANNOUNCE] xrandr 1.5.0

-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 xrandr is a command line interface to the X11 Resize, Rotate, and Reflect (RandR) extension. This release adds support for the new monitor objects added in RandR 1.5, and fixes a few bugs. Aaron Plattner (2): Split verbose mode printing

Re: xf86-video-dummy: resize to exact resolution

On 06/14/2016 03:53 PM, Erik Jensen wrote: > When using Xorg with the dummy driver to host a virtual session for > remote access, it is often desirable to resize the session to exactly > match the resolution of the client. While the dummy driver supports > switching between predefined resolutions,

Re: Corrupted XImage retrieved from a Window area

I think I found the problem and sent a patch: https://lists.x.org/archives/xorg-devel/2016-August/050544.html https://patchwork.freedesktop.org/patch/102574/ On 08/01/2016 07:44 AM, Fabien Lelaquais wrote: Thansk again to you, Thomas, and Carsten. I suspect I still was not clear enough. My pr

Re: Getting help debugging X client crashes

On 08/08/2016 03:01 AM, Michael Titke wrote: > On 05/08/2016 20:17, Matt Lauria wrote: >> >> Can someone direct me where to get help tracking down a bug in X? >> >> >> >> I’ve built a GUI (python3.4 using tkinter running gnome on RHEL 6.8) >> which crashes daily with a: >> >> >> >> X Error of f

Re: RandR 1.5 Monitors: "No monitor named '...'"

On 09/11/2016 08:29 PM, Nathan Schulte wrote: > I'm using X.org w/ Debian Sid: > >> nmschulte@desmas-l:~$ Xorg -version >> >> X.Org X Server 1.18.4 >> Release Date: 2016-07-19 >> X Protocol Version 11, Revision 0 >> Build Operating System: Linux 3.16.0-4-amd64 x86_64 Debian >> Current Operating Sy

Re: RandR 1.5 Monitors: "No monitor named '...'"

On 09/15/2016 12:56 PM, Nathan Schulte wrote: Thanks for the reply, Aaron. I assume then I've stumbled upon an issue w/ this version of xrandr / X's RandR 1.5 impl? On 09/14/2016 11:16 AM, Aaron Plattner wrote: There is supposed to be a "ConnectorNumber" property that you

Re: XOpenDisplay call sequence

On 11/28/2016 01:31 PM, Krzywicki, Alan wrote: > > So if I follow the XOpenDisplay sequence up the stack I see > xcb_connect() / _/xcb_open/_abstract( ) trying to open > “/tmp/.X11-unix/X0” with protocol set to 0. On one system it > eventually calls select(), on another it uses poll() instead, so

Re: RandR 1.5 "Monitors" and splitting a single physical display

splayPort Multi-Stream Transport disabled). You're not going to be able to rotate one monitor with the existing protocol. Rotation happens at the crtc, not the output or monitor. > I ran into issues trying to do setup multiple Monitors for an Output, > and sent a mail to the list in

Re: X running on target is picking drivers from wrong directory

On 07/18/2017 11:49 PM, abhijit wrote: > Hi, > > I am trying to build xserver 1.17.1 for imx57 based board. But cross > compiled executable is trying to pick libraries and drivers from NFS > root file system path. > > Following is the configuration command, > > ./configure --enable-maintainer-m

Re: xorg.0.log repetitive entries

On 10/20/2017 09:30 AM, Adam Jackson wrote: On Thu, 2017-10-19 at 20:29 -0300, sawb...@gmx.net wrote: For example, these lines accounting for the mode setting of each one of my three monitors: (II) NVIDIA(0): Setting mode "CRT-0:1280x1024" (II) NVIDIA(1): Setting mode "DFP-0:1280x1024" (II) NV

Re: xorg.conf Settings Being Overridden By nvidia-auto-select

Hi Junk, This indicates that some X client (probably your desktop environment) is overriding the mode set in xorg.conf with its own. -- Aaron On 01/31/2018 12:52 PM, Junk Moody wrote: I'm having trouble with nvidia-auto-select apparently overriding my settings in xorg.conf. I used nvidia-s

Re: Xorg VRAM leak because of Qt/OpenGL Application

On 07/02/2018 09:22 AM, Dennis Clarke wrote: > On 07/01/2018 10:11 PM, Mathieu Westphal wrote: >> Hello list, >> >> I am working on a complex Qt/OpenGL Application. >> Xorg starts leaking in VRAM when i'm using the application and never >> release the memory, until I restart X of course. >> >> $ nv

Re: Xorg.O.log (WW) message

On 9/24/18 3:08 PM, sawb...@gmx.net wrote: Hello: I have this message in my Xorg.O.log: [code] [34.298] (WW) Unresolved symbol: fbGetGCPrivateKey [/code] I'm running Devuan ASCII with two NVidia caards for three monitors and using proprietary drivers. What version of the X server are yo

Re: xorg disable GPU acceleration

On 10/14/18 11:37 PM, Łukasz Maśko wrote: > Dnia sobota, 13 października 2018 09:22:16 Иван Талалаев pisze: > [...] >> Do you know how to disable xorg hardware acceleration? > > If you don't need hardware acceleration, maybe you could use the generic VESA > driver instead of the NVidia one? > T

Re: what does "+"(preferred) means in xrandr?

"preferred" generally means that the Extended Display Information Data (EDID) from the monitor indicates that that mode most closely matches the native timings of the display. All modes listed by RandR for a given monitor should work with that monitor, but the preferred mode should work best (for s

Re: support question regarding X11 1.20.1

On 6/19/19 2:10 PM, Greenamyer, Shaun wrote: > Hey guys, > > I hope this message isn’t an annoyance but I’m not sure the best place > to turn right now. > > I am having an issue with my X windows not getting “erased” when the > window is closed. I’m probably not explaining well which is why my >

Re: Can X11 return an image with an NVIDIA GPU memory address?

On 8/3/19 10:09 AM, Suhail Doshi wrote: Hi there, My goal is to try get the frame of a desktop to do low-latency remote desktop. I am interested in using X11 as the window manager. When I run nvidia-smi, I noticed that X11 is a process that interacts the GPU: +--

Re: Dummy video driver plea

On 5/11/20 5:33 AM, Mgr. Janusz Chmiel wrote: Please, if I will only use dummi video driver and X11vnc. Does making setting monitor frequency to 80 Hertz some sense? Or it will not increase The app responsiveness performance at all? Because VNC protocol is being used? The only parts of the mod

Re: How to switch to a particular resolution? Xorg complains "No valid modes for "DFP-1:2560x1600"; removing." and ignores my setting.

On 9/23/20 1:35 PM, Yuri wrote: On 2020-09-23 08:21, Pete Wright wrote: $ xrandr |grep 2560 Interestingly, this command shows nothing after Xorg was started, but shows 2560x1600 after the "NVidia settings" program changes the resolution to 2560x1600. I just need to find a way, if any, to

Re: How to switch to a particular resolution? Xorg complains "No valid modes for "DFP-1:2560x1600"; removing." and ignores my setting.

On 9/23/20 11:31 PM, Yuri wrote: But how does it work when the NVidia utility switches it to this mode then? Does the output look blurry or fuzzy when that happens? I wonder if you're getting a 2560x1600 desktop scaled down to 1920x1080. You should be able to tell for sure by looking at the

Re: Feature request, but must be universallly accepted by ALL blanker authors

On 10/2/20 1:17 PM, Dan Arena wrote: Gene, Following up more about xfce4, you should be able to go into their Settings Manager and you can turn off the Screensaver and uncheck Power Management under the Advanced tab. You will still want to add the lines I mentioned before into /etc/X11/xorg.conf

Re: xorg.conf question

These are NVIDIA-specific options so they're kinda offtopic here, but I'll try to address them below. You might want to consider posting on the NVIDIA forum [1] or by emailing linux-b...@nvidia.com

Re: How to force Xorg/Firefox to use iGPU instead of discrete nvidia card on a Clevo laptop?

Mesa lumps all of its drivers together under one vendor named "mesa" so you are supposed to be able to do something like this: DRI_PRIME=1 __GLX_VENDOR_LIBRARY_NAME=mesa glxinfo | grep vendor Unfortunately, Mesa doesn't like something about the GLX fbconfigs the NVIDIA driver provides, so it d

Re: XrandR Verify Active Rate

On 3/27/21 4:35 AM, re.mcclue wrote: A |XRRScreenResources| contains multiple |XRRModeInfo| and |RROutput| (which with |XRRGetOutputInfo()| effectively means |XRROutputInfo|). Therefore, a screen can have many outputs which in turn, can have many modes. I can restrict myself to only |(XRROutput

Re: XInitThreads multiple times

On 8/5/21 8:36 AM, Keith Packard wrote: Dawid Kowalczyk writes: Hello, Is it possible to call |XInitThreads| multiple times, for example 20 times and not worry who calls it first? XInitThreads isn't re-entrant, so you need to ensure that it isn't getting invoked by multiple threads in paral