[vtkusers] about vtkImagetoImageFilter?

[Charles Law]

The filters do not have to piece them back together.  Each thread is 
writing into a different portion of the output memory.  The information is 
probably stored as the starting pointer, and the extent which I believe are 
both passed to the execute methods of the threads.

Charles.




At 02:38 PM 7/21/00 +0000, Naveen Kumar Polapally wrote:
>hi,
>
>In this filter the image extent is being split recursively and being 
>assigned to a thread with an upper bound on the number of threads,but how 
>does it keep track of how it should piece them back.Is this stored in 
>parent thread which spawns the child threads.
>
>Same with the vtkDataStreamer,here the extent is split and is pushed into 
>a stack and an upper bound is fixed on the size of Data allowed.
>how does it keep track of which pieces to append.
>
>Can some one help me in understanding these filter?
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