[Bf-cycles] Switch to CUDA Toolkit 4.2

[Thomas Dinges]

Hi David,
thanks for offering help. :)

Here is a current version of Trunk for win64, compiled with the Toolkit 
4.2 and kernels 13, 20, 21 and 30.
http://blender.dingto.org/builds/trunk_win64_46104.7z

Best regards,
Thomas

Am 29.04.2012 22:31, schrieb David Black:
> Hi Thomas,
>
> Do you have a download link for your compiled version with 4.2.9?  If 
> helpful, can test it for you with both a 1GB GTX 460 and 2GB GTX 580m 
> then let you know the results, if it crashes/freezes or not.
>
> Hope you're having a great weekend!
>
> David
> -- 
>
> 3d-designs-davidblack.blogspot.com 
> <http://www.3d-designs-davidblack.blogspot.com>
>
>
> On 29/04/2012 17:29, Thomas Dinges wrote:
>> Hi everyone,
>> I did some extensive testing today with the new (stable release 4.2.9)
>> CUDA Toolkit with Blender 2.63 (45996) and current Trunk.
>>
>> The results are fine (at least on my GT540 card), could not test other
>> cards yet.
>> Render time was the same, or in some cases a few seconds better.
>>
>> However I experienced 1 serious issue with the Mike Pan BMW Test scene.
>> 2.63 compiled with Toolkit 4.2 did not want to render, it frooze at the
>> "Packing BVH Triangles". I was unable to kill the Blender process, I had
>> to force shut down my computer. This happened 2 times (I did not want to
>> test it further).
>> I think that this might be a bug in Cycles, because the same scene works
>> fine in current Trunk (with the improved BVH code).
>>
>> So I would suggest to stick with Toolkit 4.0 for a possible Blender
>> 2.63a, but switch to Toolkit 4.2 in SVN and for 2.64. I could not find
>> an issue with it and current Trunk.
>>
>> Best regards,
>> Thomas
>>
>
>
> _______________________________________________
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> Bf-cycles at blender.org
> http://lists.blender.org/mailman/listinfo/bf-cycles


-- 
Thomas Dinges
Blender Developer, Artist and Musician

www.dingto.org

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