Flashing two dots at different frequencies.

Ben salemibehnam at gmail.com
Thu Dec 10 21:13:19 UTC 2009


Hello David,

Thank you for your responses.
I actually implemented the exact same approach in VB yesterday and it
is working nicely.

Best,
B.


On Dec 9, 7:21 pm, David McFarlane <mcfar... at msu.edu> wrote:
> Ben,
>
> Here is another "on the fly" approach (based on my experience with
> NetLogo at the start of this year).  Think of each flashing dot as an
> object or "agent" with properties for on duration, off duration, current
> state (on or off), and clock time for its next change of state (you
> might do this with a User Defined Type, or with some clever use of the
> properties already built in to E-Prime display objects).  Your event
> loop would then check the "next change" time of each active object
> against the current clock time.  For each object whose "next change"
> time has been reached, it would toggle the object's state and update its
> "next change" time accordingly.
>
> You would still have to write your own event loop for E-Prime (in
> NetLogo this is built in).
>
> -- David McFarlane, Professional Faultfinder

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