Thank you for the answer, Howard. I'll check if I can add this support.
Thanks, Hongwei On Fri, Jan 6, 2012 at 1:47 PM, Howard Butler <[email protected]> wrote: > > On Jan 6, 2012, at 12:16 PM, Hongwei Shen wrote: > >> Hello, >> >> The scenario is: the user opens a large Lidar file, changes the >> classification labels of a small number of points and save the changes >> to the file. When the Lidar file is huge, it is time-consuming to >> output all the points. So it would be better if only the modified >> points are updated in the Lidar file. According to my understanding >> now, Liblas needs to save all the (changed and unchanged) points to a >> new Lidar file. That's because Liblas can open a Lidar file either in >> read-only mode or write-only mode, but not in read-write mode. >> >> Do I understand correctly? Is there a way to only update some points? > > > Yes, your understanding is correct. libLAS does not support in-place updating > of points. > > Howard > _______________________________________________ Liblas-devel mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/liblas-devel
