_lwt_FetchNextUnvisitedEdge()

static int _lwt_FetchNextUnvisitedEdge ( __attribute__((__unused__)) LWT_TOPOLOGY *  topo, LWT_ISO_EDGE_TABLE *  etab, int  from  )

static

Definition at line 6204 of file lwgeom_topo.c.

{
  while (
    from < etab->size &&
    etab->edges[from].face_left != -1 &&
    etab->edges[from].face_right != -1
  ) from++;
  return from < etab->size ? from : -1;
}

References LWT_ISO_EDGE_TABLE_T::edges, LWT_ISO_EDGE::face_left, LWT_ISO_EDGE::face_right, and LWT_ISO_EDGE_TABLE_T::size.

Referenced by lwt_Polygonize().

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