Command stream editing as an effective method to debug driver issues
Directly editing commands stream submitted to GPU allows to rapidly test many hypotheses.
Recent Posts
Turnips in the wild (Part 3)
More real world bugs! Featuring “Psychonauts 2”, “Injustice 2”, and “Monster Hunter World”.
Debugging Unrecoverable GPU Hangs
Debugging ordinary GPU hangs is too easy? Try hangs that bring the whole machine down!
Turnip now exposes Vulkan 1.3
Turnip, open-source Vulkan driver for Adreno GPUs, has reached a major milestone and now supports all necessary features for Vulkan 1.3
July 2022 Turnip Status Update
A lot of new extensions, GL 4.6 via Zink, major LRZ rework, and coming VK 1.3 conformance.
Low-resolution-Z on Adreno GPUs
Low-resolution-Z (LRZ) is an important optimization but it’s easy to accidentally disable it if you don’t know the limitations.
Graphics Flight Recorder - unknown but handy tool to debug GPU hangs
It appears that Google created a handy tool that helps finding the command which causes a GPU hang/crash. It is called Graphics Flight Recorder (GFR) and was...
Turnip is Vulkan 1.1 Conformant
The Khronos Group has granted Vulkan 1.1 conformance to the open source Adreno GPU driver