[Paraview-developers] Linking error - ParaView plugin not buildable

[Utkarsh Ayachit]

Fixed version attach. The wrapping code can be a little finicky with
the names of files. Renaming the files addresses the issue.

On Mon, Apr 14, 2014 at 10:15 AM,  <moder22 at hush.com> wrote:
> That should'nt be the problem ;-)
> Chris
>
> On Montag, 14. April 2014 at 3:10 PM, "Utkarsh Ayachit"
> <utkarsh.ayachit at kitware.com> wrote:
>
> Can you attach the complete source as a tarball/zip? That'll make it
> easier to just try it out.
>
> On Mon, Apr 14, 2014 at 2:52 AM, <moder22 at hush.com> wrote:
>> Unfortunately not...
>>
>>
>> int vtkTestSource::RequestInformation(vtkInformation *reqInfo,
>> vtkInformationVector **inVector, vtkInformationVector *outVector)
>> {
>>
>>
>> if(this->vtkPolyDataAlgorithm::RequestInformation(reqInfo,inVector,outVector))
>> return 0;
>>
>> vtkInformation *info = outVector->GetInformationObject(0);
>>
>> double tRange[2] = {stepValues[0], stepValues[steps-1]};
>> info->Set(vtkStreamingDemandDrivenPipeline::TIME_RANGE(), tRange, 2);
>> info->Set(vtkStreamingDemandDrivenPipeline::TIME_STEPS(), stepValues,
>> steps);
>> info->Set(vtkStreamingDemandDrivenPipeline::MAXIMUM_NUMBER_OF_PIECES(),
>> -1);
>>
>> return 1;
>> }
>>
>>
>>
>> int vtkTestSource::RequestData(vtkInformation *reqInfo,
>> vtkInformationVector
>> **inVector, vtkInformationVector *outVector)
>> {
>> vtkInformation *outInfo = outVector->GetInformationObject(0);
>> vtkPolyData *output =
>> vtkPolyData::SafeDownCast(outInfo->Get(vtkDataObject::DATA_OBJECT()));
>>
>> if (!output)
>> return 0;
>>
>> double time = 0.0;
>> if (outInfo->Has(vtkStreamingDemandDrivenPipeline::UPDATE_TIME_STEP()))
>> time =
>> outInfo->Get(vtkStreamingDemandDrivenPipeline::UPDATE_TIME_STEP());
>>
>> output->Initialize();
>> output->GetInformation()->Set(vtkDataObject::DATA_TIME_STEP(), time);
>> this->setPolyData(time, output);
>>
>> return 1;
>> }
>>
>> Any other ideas?
>> Chris
>>
>>
>> On Freitag, 11. April 2014 at 3:09 PM, "Utkarsh Ayachit"
>> <utkarsh.ayachit at kitware.com> wrote:
>>
>> Try adding implementations for RequestInformation and RequestData in
>> the testplugin.cpp file. Does that help?
>>
>> On Fri, Apr 11, 2014 at 7:49 AM, <moder22 at hush.com> wrote:
>>> Hello,
>>> I have tried to write my own source for ParaView using an plug-in. The
>>> code
>>> seems to be correct, the Compile works without errors, but the Linker
>>> fails:
>>> "TestSourceInit.obj : error LNK2019: unresolved external symbol "void
>>> __cdecl testplugin_Init(class vtkClientServerInterpreter *)"
>>> (?testplugin_Init@@YAXPAVvtkClientServerInterpreter@@@Z) referenced in
>>> function _TestSource_Initialize"
>>>
>>> testplugin.h:
>>>
>>> #include ...
>>> class VTK_EXPORT vtkTestSource : public vtkPolyDataAlgorithm
>>> {
>>> public:
>>> vtkTypeRevisionMacro(vtkTestSource, vtkPolyDataAlgorithm);
>>> static vtkTestSource* New();
>>> void PrintSelf(ostream& os, vtkIndent indent);
>>>
>>> protected:
>>> vtkTestSource();
>>> ~vtkTestSource();
>>> int RequestInformation(vtkInformation *reqInfo, vtkInformationVector
>>> **inVector, vtkInformationVector *outVector);
>>> int RequestData (vtkInformation *reqInfo, vtkInformationVector
>>> **inVector, vtkInformationVector *outVector);
>>> private:
>>> vtkTestSource(const vtkTestSource&); // Not implemented.
>>> void operator=(const vtkTestSource&); // Not implemented.
>>> };
>>>
>>>
>>> testplugin.cpp:
>>>
>>> #include "testplugin.h"
>>> #include <vtkObjectFactory.h>
>>> #include <vtkNew.h>
>>>
>>> vtkStandardNewMacro(vtkTestSource);
>>> vtkCxxRevisionMacro(vtkTestSource, "$Revision$");
>>>
>>> vtkTestSource::vtkTestSource() { ... }
>>> vtkTestSource::~vtkTestSource() { ... }
>>> void vtkTestSource::PrintSelf(ostream& os, vtkIndent indent)
>>> {
>>> this->Superclass::PrintSelf(os,indent);
>>> }
>>>
>>> ...
>>>
>>> TestPlugin.xml:
>>>
>>> <ServerManagerConfiguration>
>>> <ProxyGroup name="sources">
>>> <SourceProxy name="TestSource" class="vtkTestSource"
>>> label="Test">
>>> ...
>>>
>>> <IntVectorProperty
>>> name="OutputDataSetType"
>>> command="SetOutputDataSetType"
>>> number_of_elements="1"
>>> default_values="0">
>>> <!-- value of 0 means vtkPolyData -->
>>> </IntVectorProperty>
>>> </SourceProxy>
>>> </ProxyGroup>
>>> </ServerManagerConfiguration>
>>>
>>> CMakeLists.txt:
>>>
>>> CMAKE_MINIMUM_REQUIRED(VERSION 2.8.8 FATAL_ERROR)
>>> IF(NOT ParaView_BINARY_DIR)
>>> FIND_PACKAGE(ParaView REQUIRED)
>>> INCLUDE(${PARAVIEW_USE_FILE})
>>> ENDIF(NOT ParaView_BINARY_DIR)
>>>
>>> INCLUDE(ParaViewPlugins)
>>>
>>> ADD_PARAVIEW_PLUGIN(TestSource "1.0"
>>> SERVER_MANAGER_XML TestPlugin.xml
>>> SERVER_MANAGER_SOURCES testplugin.cpp
>>> REQUIRED_ON_SERVER)
>>>
>>> I seek for hours, but I can not find my own mistake... Where is the
>>> error?
>>> Chris
>>>
>>>
>>>
>>> _______________________________________________
>>> Paraview-developers mailing list
>>> Paraview-developers at paraview.org
>>> http://public.kitware.com/mailman/listinfo/paraview-developers
>>>
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