I think the segfault is happening in SetUserEPK(). On Thu, Aug 21, 2014 at 8:42 AM, Girish Ramesh <[email protected]> wrote: > The Plugin loads fine according to the debugger, so it is something to do > with the loading of the vtkDataArraySelector. I'm completely lost on where > my code is messing up. I hope you can help Utkarsh. Thanks. > > Regards, > Girish > > > On 21 August 2014 14:35, Girish Ramesh <[email protected]> wrote: >> >> This is the error that is printed out. I dunno what the problem is. I >> think it is to do with the vtkDataArraySelection being returned. It was >> atleast loading the ServerManager GUI before I added the function for >> returning the Selection. Any thoughts? Thank you and sorry for being a >> bother. >> >> >> >> ------------------- >> >> *** glibc detected *** >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/paraview: >> double free or corruption (!prev): 0x0000000000b6f720 *** >> ======= Backtrace: ========= >> /lib64/libc.so.6(+0x76808)[0x2b6ce2c97808] >> /lib64/libc.so.6(cfree+0x6c)[0x2b6ce2c9c84c] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/paraview/ParaView-v4.1.0/Plugins/ReadUALGrid/libReadUALGrid.so(_ZN11ReadUALGrid7SetUserEPKc+0x21d)[0x2b6ced506fdb] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/paraview/ParaView-v4.1.0/Plugins/ReadUALGrid/libReadUALGrid.so(_Z18ReadUALGridCommandP26vtkClientServerInterpreterP13vtkObjectBasePKcRK21vtkClientServerStreamRS5_Pv+0x8ae)[0x2b6ced5088c1] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkClientServer-pv4.1.so.1(_ZN26vtkClientServerInterpreter19CallCommandFunctionEPKcP13vtkObjectBaseS1_RK21vtkClientServerStreamRS4_+0x158)[0x2b6cd58551c8] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkClientServer-pv4.1.so.1(_ZN26vtkClientServerInterpreter20ProcessCommandInvokeERK21vtkClientServerStreami+0x192)[0x2b6cd5859102] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkClientServer-pv4.1.so.1(_ZN26vtkClientServerInterpreter17ProcessOneMessageERK21vtkClientServerStreami+0x2b6)[0x2b6cd5858746] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkClientServer-pv4.1.so.1(_ZN26vtkClientServerInterpreter13ProcessStreamERK21vtkClientServerStream+0x1d)[0x2b6cd585880d] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN13vtkSIProperty14ProcessMessageER21vtkClientServerStream+0x3b)[0x2b6cd1e751bb] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN25vtkSIStringVectorProperty4PushERKNS_18vtkVectorOfStringsE+0x247)[0x2b6cd1e8aad7] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN25vtkSIStringVectorProperty17ReadXMLAttributesEP10vtkSIProxyP15vtkPVXMLElement+0x2c1)[0x2b6cd1e8b431] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN10vtkSIProxy15ReadXMLPropertyEP15vtkPVXMLElement+0x1a2)[0x2b6cd1e77832] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN10vtkSIProxy17ReadXMLAttributesEP15vtkPVXMLElement+0x18f)[0x2b6cd1e7649f] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN16vtkSISourceProxy17ReadXMLAttributesEP15vtkPVXMLElement+0x19)[0x2b6cd1e87809] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN10vtkSIProxy16CreateVTKObjectsEPN17paraview_protobuf7MessageE+0x6b2)[0x2b6cd1e76e12] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN16vtkSISourceProxy16CreateVTKObjectsEPN17paraview_protobuf7MessageE+0x65)[0x2b6cd1e89765] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN10vtkSIProxy4PushEPN17paraview_protobuf7MessageE+0x1d)[0x2b6cd1e7609d] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN16vtkPVSessionCore17PushStateInternalEPN17paraview_protobuf7MessageE+0x1f2)[0x2b6cd1e5ae32] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN16vtkPVSessionCore9PushStateEPN17paraview_protobuf7MessageE+0x37)[0x2b6cd1e592e7] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerImplementationCore-pv4.1.so.1(_ZN16vtkPVSessionBase9PushStateEPN17paraview_protobuf7MessageE+0x2d)[0x2b6cd1e56b2d] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerManagerCore-pv4.1.so.1(_ZN10vtkSMProxy16CreateVTKObjectsEv+0x363)[0x2b6cd195b663] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerManagerCore-pv4.1.so.1(_ZN16vtkSMSourceProxy16CreateVTKObjectsEv+0x15)[0x2b6cd199b7e5] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkPVServerManagerCore-pv4.1.so.1(_ZN24vtkSMSessionProxyManager13RegisterProxyEPKcS1_P10vtkSMProxy+0x532)[0x2b6cd19908f2] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkpqCore-pv4.1.so.1(_ZN15pqObjectBuilder19createProxyInternalERK7QStringS2_P8pqServerS2_S2_RK4QMapIS0_8QVariantE+0x3bb)[0x2b6ccf16451b] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkpqCore-pv4.1.so.1(_ZN15pqObjectBuilder12createSourceERK7QStringS2_P8pqServer+0x99)[0x2b6ccf160d09] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkpqApplicationComponents-pv4.1.so.1(_ZN21pqSourcesMenuReaction12createSourceERK7QStringS2_+0xfa)[0x2b6cce6ec38a] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtCore.so.4(_ZN11QMetaObject8activateEP7QObjectPKS_iPPv+0x2bf)[0x2b6ce213d9bf] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkpqApplicationComponents-pv4.1.so.1(_ZN23pqProxyGroupMenuManager9triggeredERK7QStringS2_+0x27)[0x2b6cce7042a7] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkpqApplicationComponents-pv4.1.so.1(_ZN23pqProxyGroupMenuManager9triggeredEv+0x117)[0x2b6cce6db9a7] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtCore.so.4(_ZN11QMetaObject8activateEP7QObjectPKS_iPPv+0x2bf)[0x2b6ce213d9bf] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN7QAction9triggeredEb+0x32)[0x2b6ce116bda2] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN7QAction8activateENS_11ActionEventE+0x70)[0x2b6ce116bf90] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(+0x64b3b3)[0x2b6ce15a23b3] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(+0x6517c9)[0x2b6ce15a87c9] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN7QWidget5eventEP6QEvent+0x929)[0x2b6ce11c1a99] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN5QMenu5eventEP6QEvent+0x5b)[0x2b6ce15a9b0b] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent+0xac)[0x2b6ce1171fac] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN12QApplication6notifyEP7QObjectP6QEvent+0x3eb)[0x2b6ce11766db] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtCore.so.4(_ZN16QCoreApplication14notifyInternalEP7QObjectP6QEvent+0x8e)[0x2b6ce21284de] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN19QApplicationPrivate14sendMouseEventEP7QWidgetP11QMouseEventS1_S1_PS1_R8QPointerIS0_Eb+0x14b)[0x2b6ce1172deb] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(+0x29677c)[0x2b6ce11ed77c] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(_ZN12QApplication15x11ProcessEventEP7_XEvent+0xaf1)[0x2b6ce11ec651] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(+0x2bb322)[0x2b6ce1212322] >> /usr/lib64/libglib-2.0.so.0(g_main_context_dispatch+0x24a)[0x2b6ce8dad60a] >> /usr/lib64/libglib-2.0.so.0(+0x3ee88)[0x2b6ce8db0e88] >> /usr/lib64/libglib-2.0.so.0(g_main_context_iteration+0x6c)[0x2b6ce8db103c] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtCore.so.4(_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE+0x66)[0x2b6ce2156ac6] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtGui.so.4(+0x2bafae)[0x2b6ce1211fae] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtCore.so.4(_ZN10QEventLoop13processEventsE6QFlagsINS_17ProcessEventsFlagEE+0x2f)[0x2b6ce21270df] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtCore.so.4(_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE+0x138)[0x2b6ce2127368] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/qt/lib/libQtCore.so.4(_ZN16QCoreApplication4execEv+0x88)[0x2b6ce212c248] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/paraview(main+0x185)[0x407ac5] >> /lib64/libc.so.6(__libc_start_main+0xe6)[0x2b6ce2c3fc16] >> >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/paraview[0x407879] >> ======= Memory map: ======== >> 00400000-008bb000 r-xp 00000000 00:19 102783069 >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/paraview >> 00abb000-00abc000 r--p 004bb000 00:19 102783069 >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/paraview >> 00abc000-00abd000 rw-p 004bc000 00:19 102783069 >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/paraview >> 00abd000-01fc4000 rw-p 00000000 00:00 0 >> [heap] >> 2b6cce41f000-2b6cce43e000 r-xp 00000000 fd:01 16791 >> /lib64/ld-2.11.3.so >> 2b6cce43e000-2b6cce440000 rw-p 00000000 00:00 0 >> 2b6cce63d000-2b6cce63e000 r--p 0001e000 fd:01 16791 >> /lib64/ld-2.11.3.so >> 2b6cce63e000-2b6cce63f000 rw-p 0001f000 fd:01 16791 >> /lib64/ld-2.11.3.so >> 2b6cce63f000-2b6cce640000 rw-p 00000000 00:00 0 >> 2b6cce640000-2b6cce743000 r-xp 00000000 00:19 67479375 >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkpqApplicationComponents-pv4.1.so.1 >> 2b6cce743000-2b6cce943000 ---p 00103000 00:19 67479375 >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkpqApplicationComponents-pv4.1.so.1 >> 2b6cce943000-2b6cce94d000 r--p 00103000 00:19 67479375 >> /pfs/work/kosl/sohpc/girish/paraview_plugin/staging/paraview/4.1/lib/paraview-4.1/libvtkpqApplicationComponents-pv4.1.so.1 >> 2b6cce94d000-2b6cce950000 rw-p 0010d000 00:19 6 >> >> >> On 21 August 2014 14:30, Utkarsh Ayachit <[email protected]> >> wrote: >>> >>> I'd suggest looking at in the debugger and the tracking the segfault >>> down. Not sure where it could be going wrong. >>> >>> Utkarsh >>> >>> On Thu, Aug 21, 2014 at 8:25 AM, Girish Ramesh <[email protected]> >>> wrote: >>> > Dear Utkarsh, >>> > >>> > Thank you for the email. I tried modelling it along the example >>> > mentioned. >>> > This is the code that I have written but it segfaults for no reason >>> > that is >>> > apparent to me. >>> > >>> > C++ Code: >>> > >>> > ReadUALGrid::ReadUALGrid() >>> > { >>> > //this->FileName = NULL; >>> > this->SetNumberOfInputPorts(0); >>> > this->SetNumberOfOutputPorts(1); >>> > this->trial=vtkSmartPointer<vtkDataArraySelection>::New(); >>> > this->trial->AddArray("hello"); >>> > this->trial->AddArray("world"); >>> > this->trial->EnableAllArrays(); >>> > } >>> > >>> > >>> > } >>> > >>> > vtkDataArraySelection * ReadUALGrid::GetCPOListSelection(){ >>> > >>> > return this->trial.GetPointer(); >>> > } >>> > >>> > >>> > int ReadUALGrid::GetCPOListArrayStatus(char *name){ >>> > >>> > return this->trial->GetArraySetting(name); >>> > } >>> > >>> > void ReadUALGrid::SetCPOListArrayStatus(const char * name, int status){ >>> > >>> > if (status){ >>> > this->trial->EnableArray(name); >>> > } >>> > else{ >>> > this->trial->DisableArray(name); >>> > } >>> > >>> > >>> > } >>> > >>> > >>> > int ReadUALGrid::GetNumberOfCPOListArrays(){ >>> > >>> > >>> > return this->trial->GetNumberOfArrays(); >>> > } >>> > >>> > >>> > const char * ReadUALGrid::GetCPOListArrayName(int index){ >>> > >>> > return this->trial->GetArrayName(index); >>> > >>> > } >>> > >>> > >>> > XML: >>> > >>> > <StringVectorProperty >>> > name="CPOList" >>> > label="CPOList" >>> > command="SetCPOListArrayStatus" >>> > number_of_elements="0" >>> > number_of_elements_per_command="2" >>> > element_types="2 0" >>> > information_property="CPOListArrayStatus" >>> > panel_visibility="default"> >>> > >>> > <ArraySelectionDomain name="array_list"> >>> > <RequiredProperties> >>> > <Property function="ArrayList" >>> > name="CPOListArrayStatus"/> >>> > </RequiredProperties> >>> > </ArraySelectionDomain> >>> > <Documentation> >>> > >>> > This property specifies the CPO on the UAL Database. >>> > </Documentation> >>> > </StringVectorProperty> >>> > >>> > >>> > <StringVectorProperty >>> > name="CPOListArrayStatus" >>> > information_only="1"> >>> > <ArraySelectionInformationHelper attribute_name="CPOList"/> >>> > </StringVectorProperty> >>> > >>> > >>> > Any idea where I am making the mistake? Can I initialize a >>> > DataArraySelection that way? Thanks. >>> > >>> > Regards, >>> > Girish >>> > >>> > >>> > On 20 August 2014 22:49, Utkarsh Ayachit <[email protected]> >>> > wrote: >>> >> >>> >> Try modeling this on "Point/Cell" array selection properties provided >>> >> by readers (in readers.xml). You'd need to use the >>> >> ArraySelectionDomain, the StringListDomain won't work. >>> >> >>> >> e.g. >>> >> <StringVectorProperty command="SetPointArrayStatus" >>> >> element_types="2 0" >>> >> information_property="PointArrayInfo" >>> >> label="Point Arrays" >>> >> name="PointArrayStatus" >>> >> number_of_elements="0" >>> >> number_of_elements_per_command="2" >>> >> repeat_command="1"> >>> >> <ArraySelectionDomain name="array_list"> >>> >> <RequiredProperties> >>> >> <Property function="ArrayList" >>> >> name="PointArrayInfo" /> >>> >> </RequiredProperties> >>> >> </ArraySelectionDomain> >>> >> <Documentation>This property lists which point-centered arrays >>> >> to >>> >> read.</Documentation> >>> >> </StringVectorProperty> >>> >> >>> >> >>> >> >>> >> On Wed, Aug 20, 2014 at 9:37 AM, Girish Ramesh <[email protected]> >>> >> wrote: >>> >> > Hi, >>> >> > >>> >> > I would like to use the panel_widget option in the servermanager XML >>> >> > with a >>> >> > String Array, but whenever I try to do it, it doesn't display >>> >> > anything. >>> >> > So, >>> >> > I'm wondering how it can be done even though it works with a normal >>> >> > StringVectorProperty for the default widget. Thank you. The XML and >>> >> > screenshot is given below. >>> >> > >>> >> > XML: >>> >> > >>> >> > <StringVectorProperty >>> >> > name="CPOList" >>> >> > label="CPOList" >>> >> > command="SetCPOList" >>> >> > number_of_elements="1" >>> >> > panel_visibility="default" >>> >> > panel_widget="list"> >>> >> > <StringListDomain name="array_list"> >>> >> > <RequiredProperties> >>> >> > <Property function="ArrayList" >>> >> > name="CPOListInfo"/> >>> >> > </RequiredProperties> >>> >> > </StringListDomain> >>> >> > <Documentation> >>> >> > This property specifies the CPO on the UAL Database. >>> >> > </Documentation> >>> >> > </StringVectorProperty> >>> >> > >>> >> > >>> >> > <StringVectorProperty >>> >> > name="CPOListInfo" >>> >> > label="CPOListInfo" >>> >> > command="GetCPOList" >>> >> > information_only="1"> >>> >> > <StringArrayHelper /> >>> >> > </StringVectorProperty> >>> >> > >>> >> > Screenshot of option working with default widget: >>> >> > >>> >> > https://imageshack.com/i/eyhM3mFKp >>> >> > >>> >> > Regards, >>> >> > Girish >>> >> > >>> >> > _______________________________________________ >>> >> > 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://public.kitware.com/mailman/listinfo/paraview >>> >> > >>> > >>> > >> >> > _______________________________________________ Powered by www.kitware.com
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