[Paraview] PV4.1, Custom Dock Widget: How to automatically add a glyph3d filter after loading data ?

[Utkarsh Ayachit]

Not entirely sure why. I just built that same with ParaVIew git/master
and it built fine for me. What OS is this? Can you attach
CMakeCache.txt from ParaView build as well as the plugin build?

Utkarsh

On Tue, Sep 16, 2014 at 11:26 AM, Florian Hoffmann
<florian.hoffmann at inutech.de> wrote:
> I have the file there as well but nevertheless during compilation of the
> Plugin it cannot be found.
> Do you have any idea why this might be the case ?
>
>
> Thanks.
>
> Florian
>
>
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> Am 16.09.2014 um 14:43 schrieb Utkarsh Ayachit
> <utkarsh.ayachit at kitware.com>:
>
> It's under "ParaVIewCore/ServerManager/Rendering/" in the ParaVIew source[1]
>
> Utkarsh
>
> [1]
> https://github.com/Kitware/ParaView/blob/master/ParaViewCore/ServerManager/Rendering/vtkSMParaViewPipelineControllerWithRendering.h
>
> On Tue, Sep 16, 2014 at 8:11 AM, Florian Hoffmann
> <florian.hoffmann at inutech.de> wrote:
>
> Dear Utkarsh,
>
> thank you very much for your fast reply and the provided example.
> I compiled PV4.2RC2 from source and just tried to compile your example.
> Nevertheless I receive a compilation error complaining that the file
>
> vtkSMParaViewPipelineControllerWithRendering.h
>
> cannot be found.
> Where is this file supposed to be residing ?
>
> Thank you.
>
> Best regards,
>
> Florian
>
>
>
> Am 15.09.2014 um 17:16 schrieb Utkarsh Ayachit
> <utkarsh.ayachit at kitware.com>:
>
> Attached is an example based on ParaView 4.2-RC1. As it shows, you
> cannot directly use VTK objects to create visualization pipelines in
> ParaView. While this can surely be done with 4.1 or earlier, I'd
> suggest basing off 4.2, if possible since it simplified a lot of this
> initialization.
>
> Utkarsh
>
> On Mon, Sep 15, 2014 at 10:23 AM, Florian Hoffmann
> <florian.hoffmann at inutech.de> wrote:
>
> I would like to automatically add a glyph filter and render the correctly
> scaled spheres after the user has opened a file in my custom dock widget.
> I created a DockWidget using the example in /examples/Plugins/DockWidget.
> When pressing a button a specific file is being opened for the user by the
> following calls:
>
> void on_button_clicked()
> {
>       QString xdmfFile = "C:\\..\\unknown_case.xdmf";
>
>   QStringList visuFiles;
>
>   visuFiles.append(xdmfFile);
>
>   pqPipelineSource* pqPlinesource =
> pqLoadDataReaction::loadData(visuFiles);
>
>   pqPlinesource->updatePipeline();
>
>  // TODO:
>  // add spherical glyph for loaded polyData
>  // scale spherical glyphs by a scalar attribute/property
>  // render glyphs
>
> }
>
> I would like to include that the code automatically adds spherical glyphs
> and renders them for the data just loaded.
>
> I tried the following code but I am not sure if it works
>
>               vtkSMProxy *myProxy = pqPlinesource->getProxy();
>
>       vtkObjectBase *myObject = myProxy->GetClientSideObject();
>
>       vtkAlgorithm *myvtkAlgo = vtkAlgorithm::SafeDownCast(myObject);
>
>       vtkGlyph3D *myspheres =  vtkGlyph3D::New();
>
>       myspheres->SetSourceConnection(myvtkAlgo->GetOutputPort());
>
>
>
> In case this is supposed to work, how can I now update the pipeline and
> render the spheres using C++ PV core functionality ? (The user should also
> see the result in the pipeline browser dock of the GUI).
>
> In case my approach is totally wrong, what would be the right way of
> handling this situation ?
>
> Thank you.
>
> Best regards,
>
> Florian
>
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> <DockWidget.tar.gz>
>
>
>
>