[Insight-users] itk threads

[Matt McCormick]

Hi Cagatay,

It usually works better to compute ix, iy, iz, ixx, iyy, izz all in
one thread, and partition the data for each thread by ImageRegion.

HTH,
Matt

On Thu, Nov 15, 2012 at 7:43 PM, Cagatay Bilgin <bilgincc at gmail.com> wrote:
> Lets say I am writing a filter that needs ix, iy, iz, ixx, iyy, izz to
> compute some measure. Once I have the output of derivatives, I know how to
> make my filter threaded. What I don't know is how to make use of threads to
> compute the derivatives in parallel, 1 thread computing ix, another one
> computing iy, another one ixx so and so forth. What would be the best ITK
> approach to do this? The derivative filters might already be threaded, I am
> using them just to illustrate the problem.
>
> I guess I can also set the requested region of the derivative filters in
> ThreadedGenerateData and then use the output of that to move on. Would that
> be the way to go?
>
> Cheers,
> Cagatay
>
> --
> Cemal Cagatay Bilgin
> Life Sciences Division
> Lawrence Berkeley National Lab
> MS977, One Cyclotron Road
> Berkeley, CA 94720, USA
> Email: ccbilgin at lbl.gov
>
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