Density function is constructed on all points.
The contribution of each point is determined by its own density distribution function.
The contributions from different points are summarized proportionally
to number of points or proportionally to area of points.
To modify view settings,
select menu item <Plot><Options>,
the [Distribution] tab.
The density distribution function is assigned on the [Density] tab.
Use this view mode to find and show density distribution picks.
By default brightness and color are proportional to density.
Use logarithmic scale, to increase contrast.