p x y z [w] n x y z t u v c r g b [a] v pᵢ [nᵢ|-] [tᵢ|-] [cᵢ|-] T x y z prim nverts vᵢ... [Tᵢ|-] [mtlname] mtl name { ambient: r g b [a] diffuse: r g b [a] specular: r g b [a] shininess: n diffusemap: path specularmap: path normals: path }