[vtkusers] Save vtkChartXY to PNG

[Alex Malyushytskyy]

Actually I take it back, I am not sure this would work when system is
not able to support X11.

Alex

On Wed, Oct 24, 2012 at 6:33 PM, Alex Malyushytskyy
<alexmalvtk at gmail.com> wrote:
> You can forcevtk use an offscreen rendering:
> http://www.vtk.org/Wiki/VTK/Examples/Cxx/Utilities/OffScreenRendering
>
> Alex
>
> On Wed, Oct 24, 2012 at 6:29 AM, Jakub Poła <jakub.pola at gmail.com> wrote:
>>
>> Thank you for your help Jothy. This filter is working but I have to create
>> renderWindow and call at least once Render() method to obtain proper output
>> data from vtkWindowToImageFilter. I would like to omit render window and go
>> directly from vtkChartXY to PNG ( Let  assume that there is no X11 support
>> on the machine where program will work), but I suppose that it is not
>> possible easily.
>>
>>
>>
>>
>> On 10/24/2012 01:55 PM, Jothybasu Selvaraj wrote:
>>>
>>> Here you go
>>>
>>> vtkSmartPointer<vtkWindowToImageFilter> windowToImageFilter =
>>>              vtkSmartPointer<vtkWindowToImageFilter>::New();
>>>      windowToImageFilter->SetInput(this->view->GetRenderWindow());
>>>      windowToImageFilter->Update();
>>>
>>>
>>>      vtkSmartPointer<vtkPNGWriter> writer =
>>>              vtkSmartPointer<vtkPNGWriter>::New();
>>>      writer->SetFileName("FileName");
>>>      writer->SetInput(windowToImageFilter->GetOutput());
>>>      writer->Write();
>>>
>>> Jothy
>>>
>>> On Wed, Oct 24, 2012 at 12:52 PM, Jakub Poła <jakub.pola at gmail.com> wrote:
>>>>
>>>> Good Morning,
>>>>
>>>> I have question related to create charts in vtk. Is it possible to save
>>>> chart as png image without creating the snapshot of window like in
>>>> paraview?
>>>> I would like to write a batch program which aims to analyze large data
>>>> set
>>>> and creates series of charts.
>>>> I have vtkTable feeded by the vtkExtractArraysOverTime filter, then
>>>> basing
>>>> on this table I would like to create chart object which I would like save
>>>> as
>>>> PNG image.
>>>>
>>>> Thank you very much for your support.
>>>> Jakub
>>>>
>>>> --
>>>> Pozdrawiam,
>>>> Jakub Poła
>>>>
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>>>
>>>
>>>
>>
>>
>> --
>> Pozdrawiam,
>> Jakub Poła
>>
>> _______________________________________________
>> Powered by www.kitware.com
>>
>> Visit other Kitware open-source projects at
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