[Insight-developers] Shortly solved Problem?

[Bill Lorensen]

The filters modified time is not being changed when you change the
variance. Look at any filter with Set methods and you'll see what you
need to do.

On Thu, Oct 28, 2010 at 3:53 PM, Martin Waitzbauer <mazzok at gmx.at> wrote:
> Hello all!
>
> Im new to ITK, and i hope to find help here with a problem that should really be an easy issue for the Knowing!..
>
> Ive written a maskfilter, that adds a Gaussian Mask to an input image, and takes the Variance as only input parameter to execute
> so what i did was this-> feed mask_f with 2 different Sigma values, and save them to pictures:
> The problem im facing is, that GenerateData() seems not to be called twice
> calling the PrintFunction after thevariance has been changed shows that the variance was changed, however GenerateData() wasa not triggered
> The Result is that 1.bmp & 2.bmp look the same
>
> Hope you can help me on this!
> Thanks for your time
> Bye
> M
>
>
>  MaskFilterType::Pointer mask_f = MaskFilterType::New();
>  InputImageType::Pointer input =InputImageType::New();
>  ReaderType::Pointer reader = ReaderType::New();
>  WriterType::Pointer writer = WriterType::New();
>  WriterType::Pointer writer2 = WriterType::New();
>
>  reader->SetFileName("lena.bmp" );
>
>
>    reader->Update();
>    input = reader->GetOutput();
>
>
>  /*Gaussian Filtering, write gaussians in maskimage*/
>     mask_f->SetInput(input);
>     mask_f->setVariance(100);
>
>     writer->SetInput(mask_f->GetOutput() );
>     writer ->SetFileName( "1.bmp");
>
>     mask_f->setVariance(200);
>
>     writer2->SetInput(mask_f->GetOutput() );
>     writer2 ->SetFileName( "2.bmp");
> --
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