Method DoUpdatePreview

Modules/Segmentation/src/Interactions/mitkGrowCutTool.cpp:92–128

}

void mitk::GrowCutTool::DoUpdatePreview(const Image *inputAtTimeStep,
                                        const Image * oldSegAtTimeStep,
                                        MultiLabelSegmentation *previewImage,
                                        TimeStepType timeStep)
{
  if (nullptr != inputAtTimeStep &&
      nullptr != previewImage)
  {
      mitk::GrowCutSegmentationFilter::Pointer growCutFilter = mitk::GrowCutSegmentationFilter::New();

      if (nullptr == this->GetToolManager()->GetWorkingData(0))
      {
        return;
      }

      SeedImageType::Pointer seedImage = SeedImageType::New();
      CastToItkImage(oldSegAtTimeStep, seedImage);

      growCutFilter->SetSeedImage(seedImage);
      growCutFilter->SetDistancePenalty(m_DistancePenalty);
      growCutFilter->SetInput(inputAtTimeStep);
      growCutFilter->AddObserver(itk::ProgressEvent(), m_ProgressCommand);

      try
      {
        growCutFilter->Update();
      }
      catch (...)
      {
        mitkThrow() << "itkGrowCutFilter error";
      }

      auto growCutResultImage = growCutFilter->GetOutput();

      previewImage->UpdateGroupImage(previewImage->GetActiveLayer(), growCutResultImage, timeStep);
  }
}