Kaba struct Frame ed

struct Frame
    var dpos: vec3[4][]
    var skel_ang: vec3[]
    var skel_dpos: vec3[]
    var vertex_dpos: vec3[]

    # constructors
    func mut __init__()
    func mut __init__(skel_dpos: vec3[], skel_ang: vec3[], dpos: vec3[4][], vertex_dpos: vec3[])

    # operators
    func mut __assign__(other: Frame)    # Frame = Frame