Questions tagged [opengl]
This tag should be used be used on questions related to the Open Graphics Library.
180
questions
0
votes
0
answers
11
views
OpenXR "Failed to create GL context!"
So I bought a used VR headset (Samsung Odyssey+) and wanted to try to get it to work with my Linux machine. Encountering some dependency problems, over the past two days I broke and twice reinstalled ...
- 239
0
votes
0
answers
44
views
Mesa OpenGL Drivers not Being Appropriately Used
I am setting up a somewhat but not super old laptop (4ish years) and am having an issue with OpenGL. WHen launching programs that use modern OpenGL like Kitty, I get errors such as the following:
[0....
- 1
0
votes
0
answers
13
views
Linux standalone OpenGL usage
I would like to ask what makes the Linux graphics stack tick and how it all works together.
So far I have understood that it works like this - the Linux kernel exposes GPU drivers through the DRM ...
- 1
0
votes
1
answer
61
views
GL opens in TTY terminal, but not if X is present
asdfdsgAlthough it may seem incredible, I have the problem that GL does not open if X is open, but if X is not open it does open.
And I know this because I tested it with the video game Warzone 2100, ...
- 55
0
votes
0
answers
220
views
KVM Qemu + Libvirt -> Debian Host+Guest => OpenGL / 3D Acceleration -> No Effect
Hi I use debian12 with KVM+Qemu and libvirt ( VirtManager as a GUI ) to create my virtual Machines.
I want to have several Virtual machines that have "some" GPU Acceleration
NO Direct GPU ...
- 160
1
vote
3
answers
1k
views
OpenGL fails to load due to nvidia driver
I have 2 video cards and installed the nvidia driver:
❯ lspci -nnk | grep -iA3 -E "(vga|NVIDIA).*(controller|GeForce)"
00:02.0 VGA compatible controller [0300]: Intel Corporation HD Graphics ...
- 122
0
votes
0
answers
270
views
Is it possible to run a Linux VM at 1440p with virt-manager?
I would like to run my Linux VM on virt-manager at 2560x1440 and not 2560x1080 (closest supported resolution in the VM with virtio without 3D Acceleration and OpenGL).
I tried enabling 3D acceleration,...
- 1,306
0
votes
0
answers
59
views
Possibility of headless GPU rendering using Singularity?
I have a C++ program that uses VTK to render images internally (no window appears while executing the code).
I have access to an HPC cluster and I've managed to run the code using a OSMesa version of ...
0
votes
1
answer
270
views
Problem with AMD integrated gpu on new Lenovo laptop
I recently bought a new Lenovo Ideapad Slim 3 laptop and I am having problems getting the amdgpu driver working properly in Arch Linux. The GPU seems to work fine straight away with a Mint live USB (...
- 2,405
-1
votes
1
answer
834
views
Mesa OpenGL Drivers configuration for OpenGL on RHEL7
Our application needs Opengl 3.1 support or higher. The RHEL7.9 VM (thru VMware, with the VMware SVGA II adapter) we use, provides the following for glxinfo | grep version:
- server glx version ...
- 13
1
vote
1
answer
92
views
When running a qemu-user chroot (say, a riscv64 chroot inside an amd64 host), is it possible to share the gpu and/or its drivers?
I'm curious to see if I can, say, somehow reroute the riscv64 mesa drivers to the host's gpu. I've already got X11 and OpenGL applications working from the riscv64 chroot, but they end up using ...
1
vote
1
answer
1k
views
Firefox cannot detect GPU (libEGL segfault)
EDIT: The cause (or one cause) appears to be a segfault in libEGL-nvidia, which I guess causes glxtest to fail, which causes firefox to assume the drivers are faulty (which they could partially be). I ...
2
votes
1
answer
1k
views
What is OpenGL's relationship with the DRM
I recently got into OpenGL and I was researching on how opengl can either render directly or indirectly using the X window system.
What I understood was that, in order to render directly it uses ...
0
votes
0
answers
205
views
Different versions of application use different OpenGL renderer
I have two versions of the same application (same source code, just built with a different version of the wxWidgets library) that use different OpenGL renderers for some reason. I run them using
...
- 101
1
vote
0
answers
158
views
Select GPU for OpenGL
I have two GPUs connected to my archlinux system, an AMD and a nVidia. The screens are connected to the AMD one, and when I run an OpenGL application, it uses the AMD driver.
When using Vulkan, you ...
- 333