•Hide/Show – hides or shows point cloud;
•Scan data – opens scan data grouping dialog;
•High Performance – optimizes density for higher performance;
•High Visibility – trades of performance for higher density;
•Density Settings - opens density settings dialog;
o Control density for the decimated Point Cloud with the Density slider;
Once the Clipping box is smaller Undet switches to all points automatically. The density bar becomes inactive. This means that All points from the original data are visible in that clipping area.
Threshold
that controls when Undet switches to All points is hidden further in
Point Count Settings. Press this button 
to launch Point Count Settings
dialog. Use sliders to set an interval for the Point count. Refer to
“Good/Bad performance found at” below. Optimal values for these variables depend
on machine’s specs. Try increasing these values to allow visualize All points in
a bigger clipping area.
