Warp <war### [at] tagpovrayorg> wrote:
> Le_Forgeron <lef### [at] freefr> wrote:
> > Two threads updating the same counter would need a mutex to protect the
> > counter, defeating the purpose of multi-threading (well, the mutex would
> > become the bottleneck).
>
>   If the count is updated infrequently (eg. once per second) it shouldn't
> make any difference.
>
Agreed.  Alternately, threads can update their own counters.  When it's time to
report, they can read the others and report the total.

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