Generate a cloud of random points in three-dimensional Cartesian space.

Input parameters:

1. N → Number of points to generate.
2. Pl → Base coordinate plane.
3. Xd → Continuous distribution of point X coordinates.
4. Yd → Continuous distribution of point Y coordinates.
5. Zd → Continuous distribution of point Z coordinates.
6. Rn → Random engine used for distribution.

Output parameters:

1. Pt → Pseudo-random point cloud.