1·You may end up getting more polys doing it this way than rendering on the fly, but at least you won't have to do a ton of math on CPUs that may not be up to the task.
你可能会得到更多的多边形,这样做比在飞的渲染,但至少你不用做一大堆数学上的CPU,可能达不到任务。
2·Select the polys on the model you wish to texture.