Thanks Fabien for your reply. This was actually one of the first things I
tried. But for me the variables save_property_region_r/g/b were always 1
after querying them with getPointCloudRenderingProperties
(pcl::visualization::PCL_VISUALIZER_COLOR,...). I queried them right after
adding the cloud to the visualizer and before doing any kind of
Therefore, the points were rendered as white points afterwards.