[vtk-developers] LONG backtrace of segfault in Geovis-TestCoincidentGeoGraphRepresentation2D on bubbles OSMesa build

Kevin H. Hobbs hobbsk at ohiou.edu
Tue Nov 2 14:12:22 EDT 2010


On 11/02/2010 12:28 PM, David Cole wrote:
> Why are we doing this? (line 328 and surroundings of Views/vtkRenderView.cxx)
> 
>   if (caller == this->GetInteractor() && eventId == vtkCommand::RenderEvent)
>     {
>     vtkDebugMacro(<< "interactor causing a render event.");
>     this->Render();
>     }
> 
> We should not call Render in repsonse to a RenderEvent unless we are
> 100% confident that calling Render will not throw another RenderEvent.
> I think this is one of the definitions of an infinite loop. Am I
> missing something?
> 

Dropping this render ( and adding a render in each of
Charts-TestMultipleScalarsToColors, TestMultiTexturing, and
TestMultiTexturingTransform mentioned in another thread ) gets rid of
all of my segfaults.

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