• gst_make_polygons_2d() : gst_polygon_2d_operators.cxx , gst_polygon_2d_operators.h
• gst_make_polygons_2d_unoriented() : gst_polygon_2d_operators.cxx , gst_polygon_2d_operators.h
• operator<<() : gst_edge_2d.cxx , gst_edge_2d.h , gst_vertex_2d.h , gst_vertex_2d.cxx , gst_polygon_2d.h , gst_polygon_2d.cxx
• operator==() : gst_vertex_2d.h