[vtk-developers] CreateRepeatingTimer and X11/Tk

Bill Lorensen bill.lorensen at gmail.com
Thu Aug 21 19:40:22 EDT 2008 

David,

I just updated my VTK-5-2 and everything works great.

Thanks,

Bill

On Wed, Aug 20, 2008 at 3:22 PM, David Cole <david.cole at kitware.com> wrote:
> Fixed again:
>     /cvsroot/VTK/VTK/Rendering/vtkXRenderWindowTclInteractor.cxx,v  <--
>  vtkXRenderWindowTclInteractor.cxx
>     new revision: 1.56; previous revision: 1.55
>     /cvsroot/VTK/VTK/Rendering/vtkXRenderWindowTclInteractor.h,v  <--
>  vtkXRenderWindowTclInteractor.h
>     new revision: 1.28; previous revision: 1.27
> Bill, anything else you've noticed in the last 24 hours...?
> Thanks,
> David
>
> On Tue, Aug 19, 2008 at 5:25 PM, David Cole <david.cole at kitware.com> wrote:
>>
>> Thanks for the report... I'll put fixing that on my list for tomorrow.
>>
>>
>> On Tue, Aug 19, 2008 at 5:16 PM, Bill Lorensen <bill.lorensen at gmail.com>
>> wrote:
>>>
>>> I just updated my vtk head.  polyConn.tcl works fine now, even exits
>>> when I hit "e'. However, if I add an 'iren Start", it crashes...
>>>
>>> On Tue, Aug 19, 2008 at 3:49 PM, David Cole <david.cole at kitware.com>
>>> wrote:
>>> > OK.....
>>> > See the notes in the original issue
>>> > ( http://public.kitware.com/Bug/view.php?id=3164 ) if you want all the
>>> > gory
>>> > details, but I have committed a further refinement of the fix to CVS
>>> > HEAD.
>>> > Try it and let me know if you have any problems.
>>> > I will be merging it to VTK-5-2 tomorrow assuming the dashboards do not
>>> > complain about too many things overnight. :-)
>>> > Thanks for your patience,
>>> > David Cole
>>> >
>>> > On Tue, Aug 19, 2008 at 11:59 AM, David Cole <david.cole at kitware.com>
>>> > wrote:
>>> >>
>>> >> If you add "iren Start", you also have to add an "exit" following
>>> >> it....
>>> >> (It hangs because it leaves the Start method and there is nothing
>>> >> telling
>>> >> Tcl/Tk to exit and clean up all the referenced objects...)
>>> >> If you wait just a little bit longer,  I think I am closing in on the
>>> >> real
>>> >> fix.
>>> >> Thanks,
>>> >> David
>>> >>
>>> >> On Tue, Aug 19, 2008 at 11:04 AM, Bill Lorensen
>>> >> <bill.lorensen at gmail.com>
>>> >> wrote:
>>> >>>
>>> >>> David,
>>> >>>
>>> >>> I just built VTK head. Now when I run a script like:
>>> >>> VTK/Graphics/Testing/Tcl/polyConn.tcl
>>> >>>
>>> >>> I get no interaction unless I add an "iren Start". If I hit an 'e' in
>>> >>> the graphics windows, the window hangs. Other keys like 'w' or 's'
>>> >>> work as expected.
>>> >>>
>>> >>> Bill
>>> >>>
>>> >>> On Mon, Aug 18, 2008 at 1:45 PM, Bill Lorensen
>>> >>> <bill.lorensen at gmail.com>
>>> >>> wrote:
>>> >>> > I,m at the VTK-5-2 branch.
>>> >>> >
>>> >>> > On Mon, Aug 18, 2008 at 12:23 PM, David Cole
>>> >>> > <david.cole at kitware.com>
>>> >>> > wrote:
>>> >>> >> Nope. Same problem. Do you still get that with CVS HEAD of VTK, or
>>> >>> >> are
>>> >>> >> you
>>> >>> >> snapped to the VTK-5-2 branch...?
>>> >>> >>
>>> >>> >> On Mon, Aug 18, 2008 at 12:21 PM, Bill Lorensen
>>> >>> >> <bill.lorensen at gmail.com>
>>> >>> >> wrote:
>>> >>> >>>
>>> >>> >>> Maybe my problem is different. When I try to interact with a tcl
>>> >>> >>> test
>>> >>> >>> like polyConn.tcl, I get:
>>> >>> >>>
>>> >>> >>> ERROR: In
>>> >>> >>> /home/lorensen/Projects/VTK/Rendering/vtkInteractorStyle.cxx,
>>> >>> >>> line 392
>>> >>> >>> vtkInteractorStyleJoystickCamera (0xa0129e8): Timer start failed
>>> >>> >>>
>>> >>> >>> This is a fedora core 9 system, gcc 4.3.
>>> >>> >>>
>>> >>> >>> Bill
>>> >>> >>>
>>> >>> >>>
>>> >>> >>> On Mon, Aug 18, 2008 at 10:39 AM, David Cole
>>> >>> >>> <david.cole at kitware.com>
>>> >>> >>> wrote:
>>> >>> >>> > There is interaction available if you call "iren Start" at the
>>> >>> >>> > bottom of
>>> >>> >>> > your tcl script to push an X event loop sponsored by the
>>> >>> >>> > vtkRenderWindowInteractor.
>>> >>> >>> > The remaining problem is that on other platforms (Windows with
>>> >>> >>> > ActiveState
>>> >>> >>> > Tcl, for example) the vtk.exe Tcl/Tk event loop is running and
>>> >>> >>> > enabling
>>> >>> >>> > interaction without any "iren Start" at the bottom of the tcl
>>> >>> >>> > script. So
>>> >>> >>> > ideally, it would be nice to get that behavior for free in X
>>> >>> >>> > implementations, too... seems to be what VTK devs expect.
>>> >>> >>> > So, I may have to put back some of the tcl-specific X code that
>>> >>> >>> > used to
>>> >>> >>> > be
>>> >>> >>> > there before my commit last Thursday. I spent Friday in a
>>> >>> >>> > fruitless
>>> >>> >>> > attempt
>>> >>> >>> > at getting the interaction to work with just X stuff from our
>>> >>> >>> > tcl/tk
>>> >>> >>> > app.
>>> >>> >>> > Maybe somebody out there can give me a hint about whether this
>>> >>> >>> > is
>>> >>> >>> > really
>>> >>> >>> > possible or not...? Maybe I'm just wasting my time trying to
>>> >>> >>> > minimize
>>> >>> >>> > the
>>> >>> >>> > code required.... going back to using Tk_DoOneEvent and tcl
>>> >>> >>> > timers
>>> >>> >>> > may
>>> >>> >>> > be
>>> >>> >>> > the right way to go after all.
>>> >>> >>> > At least there is now one common implementation for handling
>>> >>> >>> > the
>>> >>> >>> > actual
>>> >>> >>> > X
>>> >>> >>> > events, though. At least that part of my cleanup effort will
>>> >>> >>> > survive. I
>>> >>> >>> > will
>>> >>> >>> > reply again with final results when I have them.
>>> >>> >>> > Thanks for your patience, and feel free to send along any
>>> >>> >>> > helpful
>>> >>> >>> > hints.
>>> >>> >>> >
>>> >>> >>> >
>>> >>> >>> > David Cole
>>> >>> >>> >
>>> >>> >>> > On Mon, Aug 18, 2008 at 1:56 AM, Andrew Maclean
>>> >>> >>> > <andrew.amaclean at gmail.com>
>>> >>> >>> > wrote:
>>> >>> >>> >>
>>> >>> >>> >> Hi Bill, I think David is looking further into it.
>>> >>> >>> >> I think it still needs some more work. I tried it in the
>>> >>> >>> >> weekend
>>> >>> >>> >> and
>>> >>> >>> >> there was no interaction at all (mouse and keyboard).
>>> >>> >>> >> Regards
>>> >>> >>> >>   Andrew
>>> >>> >>> >>
>>> >>> >>> >>
>>> >>> >>> >> On Mon, Aug 18, 2008 at 3:12 AM, Bill Lorensen
>>> >>> >>> >> <bill.lorensen at gmail.com>
>>> >>> >>> >> wrote:
>>> >>> >>> >> > David,
>>> >>> >>> >> >
>>> >>> >>> >> > Is this ready for the VTK-5-2 branch?
>>> >>> >>> >> >
>>> >>> >>> >> > Bill
>>> >>> >>> >> >
>>> >>> >>> >> > 2008/8/14 David Cole <david.cole at kitware.com>:
>>> >>> >>> >> >> Fixed in CVS HEAD by making vtkXRenderWindowTclInteractor a
>>> >>> >>> >> >> trivial
>>> >>> >>> >> >> subclass
>>> >>> >>> >> >> of vtkXRenderWindowInteractor:
>>> >>> >>> >> >>
>>> >>> >>> >> >>
>>> >>> >>> >> >> /cvsroot/VTK/VTK/Graphics/Testing/Tcl/TestFillHolesFilter.tcl,v
>>> >>> >>> >> >> <--
>>> >>> >>> >> >> Graphics/Testing/Tcl/TestFillHolesFilter.tcl
>>> >>> >>> >> >>     new revision: 1.3; previous revision: 1.2
>>> >>> >>> >> >>
>>> >>> >>> >> >> /cvsroot/VTK/VTK/Rendering/vtkXRenderWindowInteractor.cxx,v
>>> >>> >>> >> >> <--
>>> >>> >>> >> >> Rendering/vtkXRenderWindowInteractor.cxx
>>> >>> >>> >> >>     new revision: 1.136; previous revision: 1.135
>>> >>> >>> >> >>
>>> >>> >>> >> >> /cvsroot/VTK/VTK/Rendering/vtkXRenderWindowInteractor.h,v
>>> >>> >>> >> >> <--
>>> >>> >>> >> >> Rendering/vtkXRenderWindowInteractor.h
>>> >>> >>> >> >>     new revision: 1.75; previous revision: 1.74
>>> >>> >>> >> >>
>>> >>> >>> >> >>
>>> >>> >>> >> >> /cvsroot/VTK/VTK/Rendering/vtkXRenderWindowTclInteractor.cxx,v
>>> >>> >>> >> >> <--
>>> >>> >>> >> >> Rendering/vtkXRenderWindowTclInteractor.cxx
>>> >>> >>> >> >>     new revision: 1.54; previous revision: 1.53
>>> >>> >>> >> >>
>>> >>> >>> >> >>
>>> >>> >>> >> >> /cvsroot/VTK/VTK/Rendering/vtkXRenderWindowTclInteractor.h,v <--
>>> >>> >>> >> >> Rendering/vtkXRenderWindowTclInteractor.h
>>> >>> >>> >> >>     new revision: 1.26; previous revision: 1.25
>>> >>> >>> >> >> I will merge this to the VTK-5-2 branch after a clean night
>>> >>> >>> >> >> on
>>> >>> >>> >> >> the
>>> >>> >>> >> >> dashboards and then mark this issue as resolved...
>>> >>> >>> >> >>
>>> >>> >>> >> >> Thanks,
>>> >>> >>> >> >> David Cole
>>> >>> >>> >> >>
>>> >>> >>> >> >> On Tue, Aug 12, 2008 at 4:19 PM, David Cole
>>> >>> >>> >> >> <david.cole at kitware.com>
>>> >>> >>> >> >> wrote:
>>> >>> >>> >> >>>
>>> >>> >>> >> >>> I will try to get this one fixed tomorrow.
>>> >>> >>> >> >>>
>>> >>> >>> >> >>> Would anybody object to re-factoring the
>>> >>> >>> >> >>> vtkXRenderWindowTclInteractor
>>> >>> >>> >> >>> class (re-parent it from vtkXRenderWindowInteractor) such
>>> >>> >>> >> >>> that
>>> >>> >>> >> >>> it
>>> >>> >>> >> >>> inherits
>>> >>> >>> >> >>> its common functionality and then has just overrides that
>>> >>> >>> >> >>> are
>>> >>> >>> >> >>> specific
>>> >>> >>> >> >>> to
>>> >>> >>> >> >>> Tcl/Tk...?
>>> >>> >>> >> >>> I don't think it should break backwards compatibility for
>>> >>> >>> >> >>> most
>>> >>> >>> >> >>> people,
>>> >>> >>> >> >>> although I could certainly imagine a class derived from it
>>> >>> >>> >> >>> that may
>>> >>> >>> >> >>> squawk
>>> >>> >>> >> >>> for one reason or another by having its parent chain
>>> >>> >>> >> >>> changed...
>>> >>> >>> >> >>> I think the intent of both classes was to have the same
>>> >>> >>> >> >>> code
>>> >>> >>> >> >>> except
>>> >>> >>> >> >>> for
>>> >>> >>> >> >>> the differences due to making tcl calls from the
>>> >>> >>> >> >>> TclInteractor
>>> >>> >>> >> >>> method
>>> >>> >>> >> >>> implementations. However, over time, they have diverged
>>> >>> >>> >> >>> and
>>> >>> >>> >> >>> had
>>> >>> >>> >> >>> different
>>> >>> >>> >> >>> bug fixes applied to one that should have been applied to
>>> >>> >>> >> >>> both.
>>> >>> >>> >> >>>
>>> >>> >>> >> >>> Is the fix for this bug simply to re-inherit
>>> >>> >>> >> >>> vtkXRenderWindowTclInteractor
>>> >>> >>> >> >>> or would that upset any of you....??
>>> >>> >>> >> >>>
>>> >>> >>> >> >>> Thanks for any feedback,
>>> >>> >>> >> >>> David Cole
>>> >>> >>> >> >>> Kitware, Inc.
>>> >>> >>> >> >>>
>>> >>> >>> >> >>> On Sat, Aug 9, 2008 at 12:59 PM, Peter Wainwright
>>> >>> >>> >> >>> <prw at ceiriog.eclipse.co.uk> wrote:
>>> >>> >>> >> >>>>
>>> >>> >>> >> >>>> On all recent CVS versions of VTK, I have been unable to
>>> >>> >>> >> >>>> run
>>> >>> >>> >> >>>> this
>>> >>> >>> >> >>>> example
>>> >>> >>> >> >>>>
>>> >>> >>> >> >>>>  http://www.ceiriog.eclipse.co.uk/vtktut6.tcl
>>> >>> >>> >> >>>>
>>> >>> >>> >> >>>> Its just a simple use of vtkRenderWindowInteractor.  But
>>> >>> >>> >> >>>> when
>>> >>> >>> >> >>>> I
>>> >>> >>> >> >>>> click
>>> >>> >>> >> >>>> in
>>> >>> >>> >> >>>> the window I am unable to rotate the model and I get the
>>> >>> >>> >> >>>> error
>>> >>> >>> >> >>>> message:
>>> >>> >>> >> >>>>
>>> >>> >>> >> >>>> ERROR: In
>>> >>> >>> >> >>>>
>>> >>> >>> >> >>>> /home/prw/src/VTK-20080806/Rendering/vtkInteractorStyle.cxx,
>>> >>> >>> >> >>>> line 392
>>> >>> >>> >> >>>> vtkInteractorStyleJoystickCamera (0x9543c0): Timer start
>>> >>> >>> >> >>>> failed
>>> >>> >>> >> >>>>
>>> >>> >>> >> >>>> This seems to relate to the bug
>>> >>> >>> >> >>>> http://www.vtk.org/Bug/view.php?id=3164,
>>> >>> >>> >> >>>> which apparently has not been touched for almost 2 years.
>>> >>> >>> >> >>>>  It
>>> >>> >>> >> >>>> seems
>>> >>> >>> >> >>>> to
>>> >>> >>> >> >>>> affect the X11 implementation only.  Is anyone working on
>>> >>> >>> >> >>>> this?
>>> >>> >>> >> >>>>
>>> >>> >>> >> >>>> Peter Wainwright
>>> >>> >>> >> >>>>
>>> >>> >>> >> >>>> _______________________________________________
>>> >>> >>> >> >>>> vtk-developers mailing list
>>> >>> >>> >> >>>> vtk-developers at vtk.org
>>> >>> >>> >> >>>> http://www.vtk.org/mailman/listinfo/vtk-developers
>>> >>> >>> >> >>>
>>> >>> >>> >> >>
>>> >>> >>> >> >>
>>> >>> >>> >> >> _______________________________________________
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>>> >>> >>> >> >> vtk-developers at vtk.org
>>> >>> >>> >> >> http://www.vtk.org/mailman/listinfo/vtk-developers
>>> >>> >>> >> >>
>>> >>> >>> >> >>
>>> >>> >>> >> > _______________________________________________
>>> >>> >>> >> > vtk-developers mailing list
>>> >>> >>> >> > vtk-developers at vtk.org
>>> >>> >>> >> > http://www.vtk.org/mailman/listinfo/vtk-developers
>>> >>> >>> >> >
>>> >>> >>> >>
>>> >>> >>> >>
>>> >>> >>> >>
>>> >>> >>> >> --
>>> >>> >>> >> ___________________________________________
>>> >>> >>> >> Andrew J. P. Maclean
>>> >>> >>> >> Centre for Autonomous Systems
>>> >>> >>> >> The Rose Street Building J04
>>> >>> >>> >> The University of Sydney 2006 NSW
>>> >>> >>> >> AUSTRALIA
>>> >>> >>> >> Ph: +61 2 9351 3283
>>> >>> >>> >> Fax: +61 2 9351 7474
>>> >>> >>> >> URL: http://www.acfr.usyd.edu.au/
>>> >>> >>> >> ___________________________________________
>>> >>> >>> >
>>> >>> >>> >
>>> >>> >>
>>> >>> >>
>>> >>> >
>>> >>
>>> >
>>> >
>>
>
>

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