// -------------------------------------------------------------------------
template< class _TInputImage, class _TDistanceMap >
void fpa::Image::SkeletonFilter< _TInputImage, _TDistanceMap >::_TDijkstra::
// -------------------------------------------------------------------------
template< class _TInputImage, class _TDistanceMap >
void fpa::Image::SkeletonFilter< _TInputImage, _TDistanceMap >::_TDijkstra::