[Bf-cycles] Rendering with Static BVH Only

[Brecht Van Lommel]

Ok, confirmed that there is an issue with negative scaling and normals
in this case, is on the list to fix.

Thanks for testing,
Brecht.

On Sat, Nov 5, 2011 at 12:16 AM, David Black <db4tech at yahoo.co.uk> wrote:
> Update:
> After some experimentation I have discovered what causes the objects to
> render black while using Static BVH.
> Somewhere along the way, while modeling and scaling objects the objects have
> developed negative scale values, they still render perfectly with Dynamic
> BVH but black with Static BVH, once the objects scale value is returned to a
> positive value the object renders correctly with Static BVH.
> David
>
> ________________________________
> From: David Black <db4tech at yahoo.co.uk>
> To: "bf-cycles at blender.org" <bf-cycles at blender.org>
> Sent: Friday, 4 November 2011, 20:47
> Subject: [Bf-cycles] Rendering with Static BVH Only
>
> Hi Brecht,
> Now you have switched to Static BVH for full renders, why do some of
> surfaces in a scene I am working on for my BA (Hons) render as black, while
> they render fine with Dynamic BVH?
> Have checked surface normals and they are facing out.
> Tried attaching a couple of small file screen captures (around 200 KB) each
> but they were still to large for the mailing list.
>
>
> On a different subject (should I ask as a separate subject?)
>
> Thinking ahead... Will you be adding a method for clay renders?
> Using the unfinished OpenCL for clay renders has been very useful for degree
> work, without having to edit all objects materials.  If you will be adding a
> Clay option, will it use current scene lights, or just environment lighting,
> like the idea current scene lighting.
>
> Thank you kindly for your time,
> David
> ________________________________
> From: Brecht Van Lommel <brechtvanlommel at pandora.be>
> To: bf-cycles at blender.org
> Sent: Friday, 4 November 2011, 16:37
> Subject: Re: [Bf-cycles] Rendering with Static BVH Only
>
> You're right, I thought it was using static already but it seems it's
> not, fixed in svn now.
>
> Brecht.
>
> On Fri, Nov 4, 2011 at 3:04 AM, Daniel Salazar - 3Developer.com
> <zanqdo at gmail.com> wrote:
>> Just a question, does it make sense that rendering a frame or an animation
>> uses your dynamic or static BVH setting? shouldn't it only do static since
>> it's faster?
>> cheers
>> Daniel Salazar
>> 3Developer.com
>>
>> _______________________________________________
>> Bf-cycles mailing list
>> Bf-cycles at blender.org
>> http://lists.blender.org/mailman/listinfo/bf-cycles
>>
>>
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