message: BUG: fix iteration reporting for 4D conjugate gradient
diff: @@ -206,6 +206,10 @@ template <class VolumeSeriesType, class ProjectionStackType>
  void
  FourDConjugateGradientConeBeamReconstructionFilter<VolumeSeriesType, ProjectionStackType>::GenerateData()
  {
  + typename itk::MemberCommand<Self>::Pointer callbackCommand = itk::MemberCommand<Self>::New();
  + callbackCommand->SetCallbackFunction(this, &Self::ReportProgress);
  + m_ConjugateGradientFilter->AddObserver(itk::IterationEvent(), callbackCommand);
  +
  m_ProjStackToFourDFilter->Update();
  if (!m_CudaConjugateGradient)
  