On Thu, Mar 17, 2016 at 7:47 PM, Christopher Sean Morrison <brl...@mac.com>
wrote:
>
>
> On Mar 17, 2016, at 05:33 AM, Param Hanji <param.catchch...@gmail.com>
> wrote:
>
> Great. I'm happy to help!
> Also is ehy running fine in OpenCL mode? My generated PNG is just a blank
> black screen with no figure. The terminal logs don't seem to indicate
> anything wrong. Maybe ehy_shot.cl has a bug?
>
>
> 1) Does that exact same ehy render correctly in non-OpenCL mode?
> 2) Does another primitive (e.g., an ell via mged> make ell ell) render
> correctly in OpenCL mode
>
The problem is the material lighting code. The results are not the same. In
OpenCL mode it renders that ehy in a really dark color and you nearly miss
it. If you render the ehy in surface normals lighting mode (i.e. rt -z1
-l2) the output is as expected here.
>
> Cheers!
> Sean
>
>
>
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--
Vasco Alexandre da Silva Costa
PhD in Computer Engineering (Computer Graphics)
Instituto Superior Técnico/University of Lisbon, Portugal
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