OpenCL GPU tracing example

[jczaja]

Hi,

I'm very new to tracy-client / tracy profiler and I wanted to test GPU tracing when OpenCL workload is being executed. Here is what I come up with so far :
https://github.com/jczaja/test-rust-gpu-tracy

any comments (suggesstions what to improve / simplifiy) are welcomed

I hope this may help anyone

Thanks for developing this awesome project