The title already implies the question, so what is blocking the execution from the sample program in this repo https://github.com/dvdhrm/docs/tree/master/drm-howto It's a simple program showing KM...

I use Microsoft Desktop Duplication API and if my code runs on the Integrated (Intel) graphic card then everything works fine. But if I run on the dedicated card, I get an error. I found that Micro...

Learning debugging in PhpStorm and keep accidentally hitting Ctrl + Alt + F8. I use 3 displays this disconnects the two remotes and goes back to just the laptop. I cannot see this documented anywh...

The problem: calling IDXGIOutput1::DuplicateOutput method returns DXGI_ERROR_UNSUPPORTED when you run an application using discrete graphics controller on a machine with switchable graphics. This ...

I have purchased a graphics card which supports OpenGL 4.2. But I want to develop an application which should support OpenGL 2.0 Does my card will support OpenGL 2.0 apps(Backward compatibility)?...

Is there a way to get results from a shader running on a GPU back to the program running on the CPU? I want to generate a polygon mesh from simple voxel data based on a computational costly algori...

So here is the problem: When I call glGenTextures I get a segmentation fault. I'm on linux, and here is the code I'm currently using to investigate this: #include <iostream> #include <SD...

On iOS, I was able to create 3 CGImage objects, and use a CADisplayLink at 60fps to do self.view.layer.contents = (__bridge id) imageArray[counter++ % 3]; inside the ViewController, and each tim...

I am interested in a way how to read GPU temperature (graphics processing unit, main chip of graphic card), by using some video card driver API? Everyone knows that there two different chip manufa...

I have a lengthy number-crunching process which takes advantage of quite abit of OpenGL off-screen rendering. It all works well but when I leave it to work on its own while I go make a sandwich I w...