The depth maps and point clouds are useful in CGI to turn a 2D image into a 3D environment which can then be incorporated into a raytracing renderer. E.g. CAD-d

The depth maps and point clouds are useful in CGI to turn a 2D image into a 3D environment which can then be incorporated into a raytracing renderer. E.g. CAD-data based foreground object placed in a generated environment.