Yup, what you noticed is true. ParaView destroys the current view and then creates a new one if the existing one is empty and I think there's a bug there. Maybe it's trying to destoy an already destroyed view :), I will have to look.
Utkarsh On Wed, Jan 27, 2010 at 2:09 PM, Michael Jackson <[email protected]> wrote: > Ok. Thanks. At least I am not going crazy. I was noticing that if I ask for > a "2D" data set, ParaView will create a new view instead of rendering the > data into the existing 3D view. 2D is defined as a data set where the z > extents have a delta of 0. > ___________________________________________________________ > Mike Jackson www.bluequartz.net > > On Jan 27, 2010, at 3:01 PM, Utkarsh Ayachit wrote: > >> I am tempted to believe it has something to do with the fact that >> ParaView tried to create 6 views to show the each output port or >> something like that. I've added a bug >> http://paraview.org/Bug/view.php?id=10193 >> >> The view creation logic needs some clean up esp for multiple output ports. >> >> Utkarsh >> >> On Wed, Jan 27, 2010 at 1:48 PM, Michael Jackson >> <[email protected]> wrote: >>> >>> Good Question. >>> I kinda gave up and rewrote it as a MultiBlock Reader with a single >>> output >>> which now seems to be working. If you want me to go back and try out the >>> old >>> reader with a single output port I can pull from GIT and try it otherwise >>> I >>> am moving on.. >>> >>> ___________________________________________________________ >>> Mike Jackson www.bluequartz.net >>> >>> On Jan 27, 2010, at 2:38 PM, Utkarsh Ayachit wrote: >>> >>>> If you just make the reader produce a single output (change the number >>>> of output ports to 1) does it work? >>>> >>>> Utkarsh >>>> >>>> On Wed, Jan 27, 2010 at 10:16 AM, Mike Jackson >>>> <[email protected]> wrote: >>>>> >>>>> I am reading a data file that is a has dimensions 189 x 201 x 1. >>>>> >>>>> During the RequestInformation I set the WHOLE_EXTENT to: >>>>> int NumEvenCols = 189; >>>>> int NumRows = 201; >>>>> extents[0] = 0; >>>>> extents[1] = NumEvenCols-1; >>>>> extents[2] = 0; >>>>> extents[3] = NumRows-1; >>>>> extents[4] = 0; >>>>> extents[5] = 0; >>>>> >>>>> outInfo->Set( vtkStreamingDemandDrivenPipeline::WHOLE_EXTENT(), >>>>> extents, >>>>> 6 ); >>>>> >>>>> Then in the RequestData() method I initialize each vtkImageData object >>>>> (there are 6 output ports): >>>>> //------------------ >>>>> output->SetScalarTypeToFloat(); >>>>> int xDim=NumEvenCols; >>>>> int yDim=NumRows; >>>>> int zDim=1; >>>>> output->SetDimensions( xDim, yDim, zDim ); >>>>> output->SetNumberOfScalarComponents( 1 ); >>>>> output->AllocateScalars(); >>>>> output->GetPointData()->GetScalars()->SetName("Data"); >>>>> output->GetPointData()->SetActiveScalars("Data"); >>>>> //------------------ >>>>> >>>>> The data seems to be read OK but when the GUI tries to finish up the >>>>> display I get an "Unhandled exception at 0x01462f3f (QtCored4.dll) in >>>>> paraview.exe: 0xC0000005: Access violation writing location >>>>> 0xcdcdcdcd." >>>>> with the following stack trace (Visual Studio 2008, Qt 4.6.1) >>>>> >>>>> QtCored4.dll!QBasicAtomicInt::ref() Line 319 + 0x8 bytes >>>>> C++ >>>>> QtCored4.dll!QString::QString(const QString & other={...}) Line >>>>> 715 >>>>> + 0x51 bytes C++ >>>>>> >>>>>> pqCore.dll!pqView::getViewType() Line 79 + 0x31 bytes C++ >>>>> >>>>> pqCore.dll!pqDisplayPolicy::getPreferredView(pqOutputPort * >>>>> opPort=0x0709cee0, pqView * currentView=0x06fbb598) Line 187 + 0x18 >>>>> bytes C++ >>>>> >>>>> pqCore.dll!pqDisplayPolicy::createPreferredRepresentation(pqOutputPort >>>>> * opPort=0x0709cee0, pqView * view=0x06fbb598, bool >>>>> dont_create_view=false) Line 240 + 0x17 bytes C++ >>>>> pqCore.dll!pqPendingDisplayManager::createPendingDisplays(pqView * >>>>> activeview=0x06fbb598) Line 178 + 0x22 bytes C++ >>>>> pqCore.dll!pqPendingDisplayManager::createPendingDisplays() Line >>>>> 255 C++ >>>>> pqCore.dll!pqPendingDisplayManager::qt_metacall(QMetaObject::Call >>>>> _c=InvokeMetaMethod, int _id=5, void * * _a=0x00d4c870) Line 92 >>>>> C++ >>>>> QtCored4.dll!QMetaObject::metacall(QObject * object=0x0638cc30, >>>>> QMetaObject::Call cl=InvokeMetaMethod, int idx=9, void * * >>>>> argv=0x00d4c870) Line 238 C++ >>>>> QtCored4.dll!QMetaObject::activate(QObject * sender=0x06a952b0, >>>>> const QMetaObject * m=0x67971f34, int local_signal_index=1, void * * >>>>> argv=0x00000000) Line 3264 + 0x27 bytes C++ >>>>> pqComponents.dll!pqObjectInspectorWidget::accepted() Line 141 + >>>>> 0x15 bytes C++ >>>>> pqComponents.dll!pqObjectInspectorWidget::accept() Line 502 >>>>> C++ >>>>> >>>>> pqComponents.dll!pqObjectInspectorWidget::qt_metacall(QMetaObject::Call >>>>> _c=InvokeMetaMethod, int _id=9, void * * _a=0x00d4c9fc) Line 114 + >>>>> 0x8 bytes C++ >>>>> QtCored4.dll!QMetaObject::metacall(QObject * object=0x06a952b0, >>>>> QMetaObject::Call cl=InvokeMetaMethod, int idx=36, void * * >>>>> argv=0x00d4c9fc) Line 238 C++ >>>>> QtCored4.dll!QMetaObject::activate(QObject * sender=0x06a98ac0, >>>>> const QMetaObject * m=0x65a88ca0, int local_signal_index=2, void * * >>>>> argv=0x00d4c9fc) Line 3264 + 0x27 bytes C++ >>>>> QtGuid4.dll!QAbstractButton::clicked(bool _t1=false) Line 204 + >>>>> 0x15 bytes C++ >>>>> QtGuid4.dll!QAbstractButtonPrivate::emitClicked() Line 548 >>>>> C++ >>>>> QtGuid4.dll!QAbstractButtonPrivate::click() Line 540 C++ >>>>> QtGuid4.dll!QAbstractButton::mouseReleaseEvent(QMouseEvent * >>>>> e=0x00d4d2d4) Line 1122 C++ >>>>> QtGuid4.dll!QWidget::event(QEvent * event=0x00d4d2d4) Line 7979 >>>>> C++ >>>>> QtGuid4.dll!QAbstractButton::event(QEvent * e=0x00d4d2d4) Line >>>>> 1081 C++ >>>>> QtGuid4.dll!QPushButton::event(QEvent * e=0x00d4d2d4) Line 680 >>>>> C++ >>>>> QtGuid4.dll!QApplicationPrivate::notify_helper(QObject * >>>>> receiver=0x06a98ac0, QEvent * e=0x00d4d2d4) Line 4298 + 0x11 >>>>> bytes C++ >>>>> QtGuid4.dll!QApplication::notify(QObject * receiver=0x06a98ac0, >>>>> QEvent * e=0x00d4d2d4) Line 3863 + 0x2f bytes C++ >>>>> QtCored4.dll!QCoreApplication::notifyInternal(QObject * >>>>> receiver=0x06a98ac0, QEvent * event=0x00d4d2d4) Line 704 + 0x15 >>>>> bytes C++ >>>>> QtCored4.dll!QCoreApplication::sendSpontaneousEvent(QObject * >>>>> receiver=0x06a98ac0, QEvent * event=0x00d4d2d4) Line 218 + 0x38 >>>>> bytes C++ >>>>> QtGuid4.dll!QApplicationPrivate::sendMouseEvent(QWidget * >>>>> receiver=0x06a98ac0, QMouseEvent * event=0x00d4d2d4, QWidget * >>>>> alienWidget=0x00000000, QWidget * nativeWidget=0x06a98ac0, QWidget * * >>>>> buttonDown=0x65c8fe9c, QPointer<QWidget> & lastMouseReceiver={...}, >>>>> bool spontaneous=true) Line 2961 + 0xe bytes C++ >>>>> QtGuid4.dll!QETWidget::translateMouseEvent(const tagMSG & >>>>> msg={...}) >>>>> Line 3230 + 0x2a bytes C++ >>>>> QtGuid4.dll!QtWndProc(HWND__ * hwnd=0x001c0348, unsigned int >>>>> message=514, unsigned int wParam=0, long lParam=1179701) Line 1623 + >>>>> 0xc bytes C++ >>>>> user32.dll!76836238() >>>>> [Frames below may be incorrect and/or missing, no symbols loaded >>>>> for >>>>> user32.dll] >>>>> user32.dll!768368ea() >>>>> user32.dll!76836899() >>>>> user32.dll!76837d31() >>>>> user32.dll!76837dfa() >>>>> QtCored4.dll!QEventDispatcherWin32::processEvents(QFlags<enum >>>>> QEventLoop::ProcessEventsFlag> flags={...}) Line 770 C++ >>>>> QtGuid4.dll!QGuiEventDispatcherWin32::processEvents(QFlags<enum >>>>> QEventLoop::ProcessEventsFlag> flags={...}) Line 1139 + 0x15 >>>>> bytes C++ >>>>> QtCored4.dll!QEventLoop::processEvents(QFlags<enum >>>>> QEventLoop::ProcessEventsFlag> flags={...}) Line 150 C++ >>>>> QtCored4.dll!QEventLoop::exec(QFlags<enum >>>>> QEventLoop::ProcessEventsFlag> flags={...}) Line 197 + 0x23 bytes >>>>> C++ >>>>> QtCored4.dll!QCoreApplication::exec() Line 981 + 0x15 bytes >>>>> C++ >>>>> QtGuid4.dll!QApplication::exec() Line 3578 C++ >>>>> paraview.exe!main(int argc=1, char * * argv=0x03a918c8) Line 71 + >>>>> 0x8 bytes C++ >>>>> paraview.exe!__tmainCRTStartup() Line 582 + 0x19 bytes C >>>>> paraview.exe!mainCRTStartup() Line 399 C >>>>> >>>>> Now, what is odd is that if I set the Z Extent from 0 to 1, then I get >>>>> a rendering except that the rendering is wrong because there are now 2 >>>>> slices in the z direction. So what am I doing wrong? I can send code >>>>> and data file if necessary. >>>>> _________________________________________________________ >>>>> Mike Jackson [email protected] >>>>> BlueQuartz Software www.bluequartz.net >>>>> Principal Software Engineer Dayton, Ohio >>>>> _______________________________________________ >>>>> Powered by www.kitware.com >>>>> >>>>> Visit other Kitware open-source projects at >>>>> http://www.kitware.com/opensource/opensource.html >>>>> >>>>> Please keep messages on-topic and check the ParaView Wiki at: >>>>> http://paraview.org/Wiki/ParaView >>>>> >>>>> Follow this link to subscribe/unsubscribe: >>>>> http://www.paraview.org/mailman/listinfo/paraview >>>>> >>> >>> _______________________________________________ >>> Powered by www.kitware.com >>> >>> Visit other Kitware open-source projects at >>> http://www.kitware.com/opensource/opensource.html >>> >>> Please keep messages on-topic and check the ParaView Wiki at: >>> http://paraview.org/Wiki/ParaView >>> >>> Follow this link to subscribe/unsubscribe: >>> http://www.paraview.org/mailman/listinfo/paraview >>> > > _______________________________________________ Powered by www.kitware.com Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html Please keep messages on-topic and check the ParaView Wiki at: http://paraview.org/Wiki/ParaView Follow this link to subscribe/unsubscribe: http://www.paraview.org/mailman/listinfo/paraview
