srecord G22RegionsToMeshes(Cl<IImageRegion> regions) {
  L<G22Mesh> get() {
    ret map(regions, region -> {
      var thinner = new G22RegionThinner_v2(region);
      stepAll(thinner);
      var thinnedRegion = thinner.region();
    
      var meshMaker = new G22SkeletonToMesh_v2(thinnedRegion);
      ret meshMaker!;
    });
  }
}