---@class cc.Skeleton3D :cc.Ref local Skeleton3D={ } cc.Skeleton3D=Skeleton3D ---* remove all bones ---@return self function Skeleton3D:removeAllBones () end ---* add bone ---@param bone cc.Bone3D ---@return self function Skeleton3D:addBone (bone) end ---* ---@param id string ---@return cc.Bone3D function Skeleton3D:getBoneByName (id) end ---* ---@param index int ---@return cc.Bone3D function Skeleton3D:getRootBone (index) end ---* refresh bone world matrix ---@return self function Skeleton3D:updateBoneMatrix () end ---* get bone ---@param index unsigned_int ---@return cc.Bone3D function Skeleton3D:getBoneByIndex (index) end ---* get & set root bone ---@return int function Skeleton3D:getRootCount () end ---* get bone index ---@param bone cc.Bone3D ---@return int function Skeleton3D:getBoneIndex (bone) end ---* get total bone count ---@return int function Skeleton3D:getBoneCount () end ---* ---@return self function Skeleton3D:Skeleton3D () end