On Tue, Mar 28, 2017 at 2:57 AM, Christopher Sean Morrison <brl...@mac.com>
wrote:
>
> > On Mar 27, 2017, at 8:01 PM, Shailesh Tripathi <shailesh.tripathi.ece13@
> itbhu.ac.in> wrote:
> >
> > Finally, now all the errors are resolved. deviceQuery' is working fine
> with CUDA which hints that OpenCL is also setup.
> > Now, as I told the 'rt' command and 'rt and 'rt -z1' gives
> quantitatively equal results.
> > How can I make sure that 'rt -z1' is making use of GPU?
>
> You should see a consistent difference in performance, but this would
> require compiling and installing both with and without OpenCL support to
> make sure the same compilation options are being used.
>
> Another tell-tale sign is that the OpenCL path does not yet handle
> booleans. If you render the havoc sample model, does it look like the
> rendering here http://brlcad.org/wiki/User:Vasco.costa/GSoC15/logs ?
>
> Last but not least, it should say "Compiling OpenCL programs...” and
> “OCLPREP” instead of “PREP” in the output.
>
Yes, the easiest way to know for sure is to look at the console log output.
--
Vasco Alexandre da Silva Costa
PhD in Computer Engineering (Computer Graphics)
Instituto Superior Técnico/University of Lisbon, Portugal
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