mesh_pyramid.png \
mesh_quad_n.png \
mesh_quad.png \
+ mesh_quadrangle_quadpref.png \
+ mesh_quadrangle_quadpref_reversed.png \
+ mesh_quadrangle_reduced.png \
+ mesh_quadrangle_standard.png \
+ mesh_quadrangle_triapref.png \
mesh_rem_element.png \
mesh_rem_node.png \
mesh_rem_orphan_nodes.png \