Radiance-dev Digest, Vol 60, Issue 1

Thanks Greg, I would appreciate if you could mail the chapter. I'll order the book, but I'd like to look at porting Radiance to a compute node architecture machine, e.g. Blue Gene.

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On Jan 18, 2011, at 3:00 PM, [email protected] wrote:

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Today's Topics:

  1. parallel Radiance (Bruce D'Amora)
  2. Re: parallel Radiance (Gregory J. Ward)

From: "Bruce D'Amora" <[email protected]>
Date: January 17, 2011 4:11:17 PM EST
To: [email protected]
Subject: [Radiance-dev] parallel Radiance
Reply-To: code development <[email protected]>

Hi,
I wanted to get some information on how parallel rendering is implemented in Radiance. For example, does it support OpenMP, MPI or both? Will it take advantage of SIMD if available? any pointers to design or architecture documentation would be very helpful.

Bruce

From: "Gregory J. Ward" <[email protected]>
Date: January 17, 2011 4:20:26 PM EST
To: code development <[email protected]>
Subject: Re: [Radiance-dev] parallel Radiance
Reply-To: code development <[email protected]>

Hi Bruce,

There is the parallel rendering chapter in "Rendering with Radiance," and the following short write-up:

  http://radsite.lbl.gov/radiance/refer/Notes/parallel.html

As with most of the rest of Radiance, add-on libraries are avoided, so no OpenMP, MPI, etc. is used. Also, making ray-tracing work with SIMD is notoriously difficult, so parallelization is course-grained.

I can e-mail you the parallel rendering chapter if you don't have the book.

Cheers,
-Greg

From: "Bruce D'Amora" <[email protected]>
Date: January 17, 2011 1:11:17 PM PST

Hi,
I wanted to get some information on how parallel rendering is implemented in Radiance. For example, does it support OpenMP, MPI or both? Will it take advantage of SIMD if available? any pointers to design or architecture documentation would be very helpful.

Bruce

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