Autonatic Curve Drawing

hello I would like to draw a curve by moving a point on my assembly on SW 2015

without having to go into the sketch to create a point each time

 

 

Hello

It's explained here, using motion studies:

http://help.solidworks.com/2012/French/SolidWorks/motionstudies/t_resultstracepath_Moving_Point_in_Assembly.htm