MATLAB: How to Display a dot on screen

Question

For my project I want to display a dot on the screen that will follow the path of our eye gaze.

I need to know how to display a dot on the screen(without any matlab window). My system is Win7. Matlab version 2010a.

Thank you.

Answer 1

I think you could do it with a transparent window as described by Yair Altman:

http://undocumentedmatlab.com/blog/transparent-matlab-figure-window/