构造函数

属性

_cellPosInRenderData: number
_occluderDatas: TileMapOccluder[]
_physicsDatas: any[]
_renderElementIndex: number
_transFlag: number = 0

位操作 2 旋转 3 翻转h 4翻转v 5 斜角 transpose

cellx: number
celly: number
chuckLocalindex: number
updateTransFlag: boolean = true
zOrderValue: number