[Paraview] Multi-Threading issues

[Utkarsh Ayachit]

Look at pqProgressManager::setProgress(). It sets InUpdate before the
progress signal  is fired. You can check if InUpdate is true to avoid
timing out when a update is happening. InUpdate is not public, you may
have to expose it.

Utkarsh


On Mon, May 31, 2010 at 3:06 PM, Biddiscombe, John A. <biddisco at cscs.ch> wrote:
> Utkarsh
>
>> It is possible that the timer times out in middle of a progress event
>> which happens while filters are executing.
>
>
> OK. This we have detected, though what progress is going on I'm unsure about (!) - by which I mean that the only thing paraview should be doing is updating our stuff and we block more updates whilst one is happening.
>
> Question : Is there a mutex of any kind on the update vtk objects, or update pipeline stuff which we can make use of to ensure that only one pull from the server occurs at any given time?
>
> JB
>