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FrameRetrace was demonstrated at FOSDEM 2018. To see the latest capabilities, watch the presentation (demo starts around 10:00):
https://fosdem.org/2018/schedule/event/apitrace/
when trace is playing up to the frame, a progress bar is displayed
Selecting a set of renders in the bar graph displays images for all attached framebuffers at the selection, with optional highlighting.
Shaders for selected render are displayed and editable. IR/assembly content was culled using INTEL_DEBUG=fs,vs environment variables. Editing shaders allows recompile for new metrics/render targets.
AUB is Intel's disassembly for batches as sent to the GPU. Most AUB tools dump many gigabytes of data. With a small patch to Mesa, FrameRetrace will show the AUB for selected renders.:
Uniform constants for the selected renders: