polygon_size ( vertex_indices )

write_surfaces_as_vrml ( path )

transform_vertices ( v,  xform )

write_surfaces_dialog ()

msms_colors ( m )

atom_rgba ( atom )

surface_vrml (
        vertices,
        vertex_indices,
        vertex_normals,
        vertex_rgba,
        solid_rgba,
        two_sided_lighting,
        shininess,
        specular_rgb,
        )

mesh_vrml (
        vertices,
        vertex_indices,
        vertex_rgba,
        solid_rgba,
        )

VRML does not handle normals for lines.

msms_surface_as_vrml ( m )

surfaces_as_vrml ( surface_models )

write_surfaces_cb ( okayed,  dialog )

edges_of_triangles ( tarray )

surface_models ()

surface_group_as_vrml ( g )

tuple_string ( tuples,  format )

material_colors ( vertex_rgba,  solid_rgba )

shown_triangles_or_edges ( tarray,  vshown )