public Common(KaitaiStream p__io, KaitaiStruct p__parent = null, NavParentSwitchCast p__root = null) : base(p__io)
 {
     m_parent = p__parent;
     m_root   = p__root;
     f_flag   = false;
     _read();
 }
 public Zero(KaitaiStream p__io, NavParentSwitchCast.Foo p__parent = null, NavParentSwitchCast p__root = null) : base(p__io)
 {
     m_parent = p__parent;
     m_root   = p__root;
     _read();
 }
 public NavParentSwitchCast(KaitaiStream p__io, KaitaiStruct p__parent = null, NavParentSwitchCast p__root = null) : base(p__io)
 {
     m_parent = p__parent;
     m_root   = p__root ?? this;
     _read();
 }