refactor

Author: Remi-Gau

src/utils/add_deformation_field.m

@@ -1,6 +1,9 @@
 function sources = add_deformation_field(sources, bf, map, verbose, deformation_field_needed)
     % (C) Copyright 2021 spm_2_bids developers
-
+    if ~startsWith(bf.prefix, map.norm)
+        return
+    end
+    
     deformation_field = 'TODO: add deformation field';
 
     % TODO? grab all the anat suffixes from BIDS schema?