def _make_guesses(surf_or_rad, r0, grid, exclude, mindist, n_jobs):
 if isinstance(surf_or_rad, dict):
  surf = surf_or_rad
  logger.info(('Guess surface (%s) is in %s coordinates' % (_bem_explain_surface(surf['id']), _coord_frame_name(surf['coord_frame']))))
 else:
  radius = surf_or_rad[0]
  logger.info(('Making a spherical guess space with radius %7.1f mm...' % (1000 * radius)))
  surf = _get_ico_surface(3)
  _normalize_vectors(surf['rr'])
  surf['rr'] *= radius
  surf['rr'] += r0
 logger.info(('Filtering (grid = %6.f mm)...' % (1000 * grid)))
 src = _make_volume_source_space(surf, grid, exclude, (1000 * mindist), do_neighbors=False, n_jobs=n_jobs)
 src = dict(rr=src['rr'][src['vertno']], nn=src['nn'][src['vertno']], nuse=src['nuse'], coord_frame=src['coord_frame'], vertno=np.arange(src['nuse']))
 return SourceSpaces([src])

def _make_guesses ( surf_or_rad , r0 , grid , exclude , mindist , n_jobs ) : if isinstance ( surf_or_rad , dict ) : surf = surf_or_rad logger . info ( ( 'Guess surface (%s) is in %s coordinates' % ( _bem_explain_surface ( surf [ 'id' ] ) , _coord_frame_name ( surf [ 'coord_frame' ] ) ) ) ) else : radius = surf_or_rad [ 0 ] logger . info ( ( 'Making a spherical guess space with radius %7.1f mm...' % ( 1000 * radius ) ) ) surf = _get_ico_surface ( 3 ) _normalize_vectors ( surf [ 'rr' ] ) surf [ 'rr' ] *= radius surf [ 'rr' ] += r0 logger . info ( ( 'Filtering (grid = %6.f mm)...' % ( 1000 * grid ) ) ) src = _make_volume_source_space ( surf , grid , exclude , ( 1000 * mindist ) , do_neighbors = False , n_jobs = n_jobs ) src = dict ( rr = src [ 'rr' ] [ src [ 'vertno' ] ] , nn = src [ 'nn' ] [ src [ 'vertno' ] ] , nuse = src [ 'nuse' ] , coord_frame = src [ 'coord_frame' ] , vertno = np . arange ( src [ 'nuse' ] ) ) return SourceSpaces ( [ src ] )
make a guess space inside a sphere or bem surface .