Posted by saaraa5550 on Sep 24, 2012; 1:04pm
URL: https://forum.jogamp.org/2D-Picking-with-Jogl-tp2594712p4026257.html

Hi,

I'm new in programming OpenGl with Jogl.

I am trying to show a rectangle when the cursor of the mouse is around a sphere(in a specific area), and hide the rectangle when the cursor is  not in that area, in fact doing something like this site:

http://www.math.umn.edu/~rogness/multivar/partialderivs.shtml


Thanks in advance,
Sara