void vvDeformationDialog::computeDeformationField() {
vvImage::Pointer sequence=mSlicerManagers[inputSequenceBox->currentIndex()]->GetSlicer(0)->GetImage();
vtkImageData * first_image = sequence->GetVTKImages()[0];
void vvDeformationDialog::computeDeformationField() {
vvImage::Pointer sequence=mSlicerManagers[inputSequenceBox->currentIndex()]->GetSlicer(0)->GetImage();
vtkImageData * first_image = sequence->GetVTKImages()[0];