I have been reading and following a tutorial on writing an operating system from scratch by Nick Blundell which can be found at https://www.cs.bham.ac.uk/~exr/lectures/opsys/10_11/lectures/os-dev.p...

Address of video memory (0xB8000), who is mapping video memory to this address? The routine which is copying the data from the address and putting to the screen, Is it a processor inbuilt function...

How to access the video memory of graphics card through OpenGL programming, specifically, to get all contents of video memory? I have tried the following two methods, but failed. With attaching th...

I have an iPhone app that uses too much texture memory. I am trying to figure out which of the app's CALayers uses too much texture memory. Unfortunately, I cannot figure out how much texture mem...

is there an API or profiler application that can track the video memory usage of my application? I am using C++/OpenGL on Windows, but I am open to suggestions on other platforms as well.