point induced by geometry image simplification. Some cloud simplification

• 点云简化

point induced by geometry image simplification. Some cloud simplification的用法和样例：

例句

1. You can have any number of point clouds in a scene.
   当发射粒子时，在场景中可以有多个点云存在。
2. The point cloud exists, but no particles are emitted on the first frame.
   虽然点云已经存在，但是在第一帧并没有粒子发射出来。