def is_fixed_orient(forward, orig=False):
 if orig:
  fixed_ori = (forward['_orig_source_ori'] == FIFF.FIFFV_MNE_FIXED_ORI)
 else:
  fixed_ori = (forward['source_ori'] == FIFF.FIFFV_MNE_FIXED_ORI)
 return fixed_ori

def is_fixed_orient ( forward , orig = False ) : if orig : fixed_ori = ( forward [ '_orig_source_ori' ] == FIFF . FIFFV_MNE_FIXED_ORI ) else : fixed_ori = ( forward [ 'source_ori' ] == FIFF . FIFFV_MNE_FIXED_ORI ) return fixed_ori
check if the forward operator is fixed orientation .