reuse the first full cell in case it already exist.

when a triangulation is cleared, a full cell is always created when adding the infinite vertex
CGAL · Oct 4, 2018 · 3ed89cb · 3ed89cb
1 parent 4ed546e
commit 3ed89cb
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/Triangulation/include/CGAL/Triangulation_data_structure.h b/Triangulation/include/CGAL/Triangulation_data_structure.h
@@ -1390,7 +1390,9 @@ ::read_full_cells(std::istream & is, const std::vector<Vertex_handle> & vertices
     std::size_t i = 0;
     while( i < m )
     {
-        Full_cell_handle s = new_full_cell();
+        Full_cell_handle s = (i==0 && full_cells_.size()==1 )
+                           ? full_cells_begin()
+                           : new_full_cell();
         full_cells.push_back(s);
         for( int j = 0; j <= cd; ++j )
         {