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17 views

Set up remote login to remotely-rendered X-Window with OpenGL / GLX support

How to set up remote login (if possible it would be nice if login worked both from Linux and from MS Windows) to a remotely-rendered X-Window system? The connection (be it VNC, RDP, or something else)...
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1answer
32 views

What does the OpenGL core profile version string mean?

This is the output from glxinfo for my machine: $ glxinfo | grep version server glx version string: 1.4 client glx version string: 1.4 GLX version: 1.4 Max core profile version: 4.1 Max ...
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0answers
44 views

Does Qubes OS support opengl on discrete graphics?

How can I configure Qubes OS that a VM supports opengl for my nvidia graphics on my laptop (optimus)? The laptop has a integrated intel card and a quadro K2000M. At least the quadro 2000 seems to be ...
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0answers
272 views

OpenGL and Nvidia Problem with Manjaro after trying to configure settings

I didn't have any problem with my Graphics driver or OpenGL before, and I was able to play 3D games using POL. But when i was just looking around in my system I came up with nvidia-settings so when I ...
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0answers
149 views

Installing Mali Drivers? (ArchLinuxARM)

I've recently gotten hold of an ARM-based Chromebook C100P. After successfully installing ArchLinuxARM, I've struggled to enable the Mali-T764 GPU. The recommended drivers for the device, (xf86-video-...
1
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1answer
170 views

Valve games crashing on startup due to problem with OpenGL/SDL

Recently, my games made by valve, and I assume all source games, have been crashing on start up. This isn't affecting any of my other games, which primarily run on Unity3D. It seems to be a problem ...
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1answer
26 views

Find Source Files for OpenGL on Host

I am a newbie to linux. I just installed openGL on ubuntu and would like to tweak some of its source files I use in order to print certain results of some calculations done. I found the header file ...
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0answers
281 views

Vulkan incompatible driver error with proprietary Nvidia 358 driver

I am attempting to install LunarG on my Ubuntu 15.10 system. I have a GTX 750 card and I am using the Nvidia 358.16 proprietary driver. Everything installs alright but when I run vulkaninfo, I get ...
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1answer
4k views

Got the error `failed with VK_ERROR_INCOMPATIBLE_DRIVER` when I ran `vulkaninfo` after Installing vulkan

I installed Vulkan as mentioned in the instructions on their website. After installing, when I ran vulkaninfo in terminal , I get =========== VULKAN INFO =========== Vulkan API Version: 1.0.3 INFO:...
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0answers
50 views

Run OpenGl program on remote server

I often use X11 forwarding (occasionally VNC) to work on a remote machine, and this has worked great. But now I need to run a program that uses a specific version of OpenGL that means it doesn't work ...
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0answers
153 views

OpenGL vendor is vmware

When I run glxinfo | grep -i opengl I get: OpenGL vendor string: VMware, Inc. OpenGL renderer string: Gallium 0.4 on llvmpipe (LLVM 3.7, 256 bits) OpenGL core profile version string: 3.3 (Core ...
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0answers
53 views

Is it possible to force an OpenGL application to use adaptive vsync?

The Windows nVidia control panel allows one to enable adaptive vsync globally or on a per-application basis. On the other hand, while on Linux nvidia-settings has an "application profiles" tab, it ...
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0answers
14 views

Temporarily activate the nvidia gpu system wide with bumblebee

I need to debug my opengl application but all debuggers that I have start my app without optirunor primusrun which results in a crash. Is it possible to temporarily activate my secondary GPU so that ...
4
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2answers
89 views

Not getting 3d acceleration on one of two GeForce graphic cards

Running Debian 8. I have a GeForce 6600 GT and a GeForce GTX 460 SE. I was using the 340.65-2 driver, whatever the standard nvidia driver is in the repos, but that doesn't support the 6600. So I ...
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1answer
409 views

installing kodi on debian 8

I am having a few issues installing kodi on debian. I've built ffmpeg and installed it to /opt/ffmpeg I built all modules except h265 trying to build kodi I get this error LinuxRendererGL.cpp:3024:...
1
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1answer
23 views

Return to QT5 app after going to other virtual terminal Ctrl-Alt-F1

I've got an app made in QT5 running in fullscreen. If I move to a virtual terminal, using the Ctrl-Alt-F1 key combination for example, then there is no way I can find to go back to my QT5 app. What I ...
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2answers
809 views

Enabling graphics acceleration for OpenGL over remotely via VPN from Ubuntu client(my laptop)to Windows server(computation is here)

I have an access to Internet via a Wifi. Then, I have a VPN connection established from my Ubuntu laptop to a LAN network. My Windows Machine where computation happens using OpenGL is on the same ...
1
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1answer
710 views

Hardware OpenGL rendering in MATLAB

I am unable to get hardware based OpenGL rendering to work in MATLAB R2015a or R2014b. Prior to R2014b, and the rewrite of the MATLAB graphics stack, everything worked fine. From MATLAB >> ...
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1answer
38 views

How to install glxinfo32 on Fedora?

I'd like to install the glxinfo32 app on Fedora. I'm using Fedora 22. How can I do that?
0
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1answer
921 views

Error: GLX is not available on the system

After rebooting my Ubuntu 14.04 machine, I could not log into Unity again and I had to fall back on Gnome. I discovered that there is something wrong with GLX since when I run: /usr/lib/nux/...
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0answers
436 views

Failed to load libGLESv2.so.2: libGLESv2.so.2: cannot open shared object file: No such file or directory

Created my own Yocto Linux distribution for Raspberry Pi 2 (See Embarcados Tutorial HERE), added meta-browser + chromium recipe. The image built works great and I can run Chromium BUT ... ... when I ...
2
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1answer
964 views

Linux - rendering performance after switching from nvidia to nouveau drivers

I use UBuntu 14.04 LTS. I have purged all nvidia proprietary drivers and currently my system use Nouveau driver. Here is an output from glxinfo | grep OpenGL : when using nvidia propietary drivers ...
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0answers
980 views

NVIDIA GLX is not working under a Optimus Laptop

First I would emphasize that I am using a Linux From Scratch 7.7 Systemd (Now running kernel 3.14.39) I built these two days, so I don't want to touch anything about glibc/gcc and there is no package ...
1
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2answers
1k views

How to get the size of GPU memory available for OpenCL?

How is it possible to get the size of the memory on a GPU, which is available for programs with use OpenCL for computations, such as darktable? I know of lspci which gives some general informations, ...
2
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1answer
1k views

Error: QOpenGLShader: could not create shader - while running through ssh

From my computer: $ cat /etc/issue && uname -a Ubuntu 14.04.1 LTS \n \l Linux abc-pc 3.13.0-32-generic #57-Ubuntu SMP Tue Jul 15 03:51:08 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux I am using ...
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1answer
283 views

Play crawl-tiles over SSH from Windows with PuTTY

I have a headless Raspberry Pi running PiBang (swapping to Raspbian soon since PiBang is no longer supported) which I'd like to play Dungeon Crawl Stone Soup over ssh. When I try to run crawl-tiles ...
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0answers
182 views

Mesa Compile results in unusable drivers?

I built mesa from git on debian wheezy following the instructions here. I had to build libdrm_intel from source as well, as the version in the repo was too old. I'm on a T500 with integrated graphics,...
2
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0answers
144 views

Can't open Natron on Ubuntu?

I have tried to install and use Natron Softaware for Ubuntu, but when it finished install, it didn't open and show a message Missing OpenGL requirements Please, see the pic How can I fix it?
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0answers
439 views

Games are lagging, chromium “hardware acceleration unavailable” Debian Wheezy 7

after a long time of using Ubuntu I've decided to move to Debian (#!), well, it's great but - For some reason, not like on Ubuntu, games are lagging and chromium doesn't have the hardware acceleration ...
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0answers
546 views

GLX extension missing on display “localhost:10.0”

I have installed scilab 5.5.1 on rocks based cluster(with GPU card & nvidia driver installed), and i am able to successfully use scilab on the same . Issue arises when i need to use scilab from a ...
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0answers
148 views

Minimizing display lag. Graphics software stack? Process priority? RTOS?

I am looking to come up with a setup to minimize display lag for psycophysics and electrophysiological reaction time experiments. I'm not talking about costly graphics computations on every frame, ...
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1answer
216 views

x11grab flickers in OpenGL draw areas

I'm using ffmpeg's x11grab to do some screencasting. It works pretty well except on 3D stuff. In particular it seems like 3D draw areas flicker in and out. You can see an example of it here. The ...
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0answers
2k views

Xlib error “extension ”GLX“ missing on display” on VirtualBox guest OS

I have a remote build-machine with Jenkins and I'm trying to run GUI application. In Jenkins I installed Xvnc plugin, which uses TightVNC Server, but each build has failed. Earlier, there was a ...
2
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1answer
108 views

optirun and ssh -X

I would like to run a remote OpenGL program through ssh tunneled with the -X option. My laptop has Optimus so anything using OpenGL has to go through optirun (bumblebee). This would explain why I ...
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0answers
44 views

Looking for obsolete “libGLcore.so.1”

I've installed Steam on Debian using the Steam Wheezy Installer. On start up it says it's missing the 32-bit library libGLcore.so.1. Doing a package search I find it only exists in old nVidia drivers, ...
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1answer
386 views

Thinkpad T420s Intel HD 3000 poor performance

just installed crunchbang, and find it a bit laggy so checked glxinfo and it seems that i have no OpenGL-Support: OpenGL vendor string: Tungsten Graphics, Inc OpenGL renderer string: Mesa DRI Intel(...
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2answers
4k views

GLX extension not working properly with xvfb

I have an Ubuntu 14.04 system with the following packages installed: libegl1-mesa:amd64 libegl1-mesa-drivers:amd64 libgl1-mesa-dri:amd64 libgl1-mesa-dri:i386 libgl1-mesa-glx:amd64 libgl1-mesa-glx:...
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2answers
3k views

How can I tell what version of OpenGL my machine supports on Arch Linux?

How can I tell what OpenGL versions are supported on my (Arch Linux) machine?
3
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2answers
3k views

Upgrading OpenGL Drivers

I'm trying to learn OpenGL and most tutorials on the internet only offer guidelines for OpenGL 3.0 and higher. So I looked for my OpenGL version and glxinfo | grep OpenGL yields this: OpenGL ...
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0answers
110 views

glxinfo does not see environmental variables?

I am running following 32 bit command on 64 bit system: LIBGL_DEBUG=verbose glxinfo32 -v -t | head -5 It's output says direct rendering: No (If you want to find out why, try setting LIBGL_DEBUG=...
7
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1answer
681 views

Why does `xvfb-run glxgears` fail with an swrast error?

xvfb is supposed to let me run X programs in a headless environment. But when I run xvfb-run glxgears, I get: libGL error: failed to load driver: swrast libGL error: Try again with LIBGL_DEBUG=...
0
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0answers
393 views

Installing OpenGL on LMDE

I can't install OpenGL on LMDE, I always get errors like this: "The following packages have unmet dependencies: freeglut3-dev : Depends: libgl1-mesa-dev but it is not going to be installed" I think ...
1
vote
1answer
3k views

Having nVidia OpenGL 32bit driver on a 64bit Debian system in multiarch

I'm trying to install 32 bit nVidia drivers on my 64-bit system (to get wine working with OpenGL). So I tried: root@grzes:/lib# aptitude install libgl1-nvidia-glx:i386 libxvmcnvidia1:i386 The ...
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0answers
907 views

WebGL in Firefox - Debian Squeeze

I'm trying to get working WebGL on Firefox without success, I tried forcing WebGL in the Firefox configuration and updating the Mesa drivers, but it's still not working. It's working on Opera, so the ...
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2answers
1k views

How to execute the .exe which code by opengl in Ubuntu?

Here, I have some sample code which are tutorials for OpenGL. They are developed in Visual Stdio 2008 or 2010. Now, I want to execute the .exe through by wine. How to do that?
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1answer
594 views

Blender not starting Lubuntu 13.04 PowerPC

I have installed Blender via apt-get on a PowerPC G4 Mac Mini running Lubuntu 13.04, and now it will not start over VNC. Output from running blender in the terminal: Color management: using fallback ...
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1answer
910 views

How to install video driver in Debian?

I have an old computer with an ATI Radeon 1150. I installed Debian but I don't have a driver for hardware accelerated OpenGL. What should I do?
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2answers
710 views

Diagnosing a freezing system, or renderer

Some quick background, I am running Fedora 19 x86_64 on a Dell Latitude with a 2nd gen i7 and discrete nvidia graphics card. I have some rather obnoxious problems where the screen doesn't seem to ...
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1answer
869 views

Buildroot OpenGL Capable Backend

I'm trying to configure QT 5 through buildroot and some options are not available with the message requires an OpenGL-capable backend. I'm using buildroot 2013.08-rc1 but the same message comes up ...