error=true;
if(slicer_manager->GetImage()->GetNumberOfDimensions() != 4)
error_message="Computation of midposition is only supported for 4D image sequences.";
- else if (not slicer_manager->GetVF())
+ else if (!slicer_manager->GetVF())
error_message="A VF is required for midposition computation";
else if (slicer_manager->GetVF()->GetScalarTypeAsString() != "float")
error_message="Please use a vector field of type float.";