[Etoys] Etoys supports the DC input
bert at freudenbergs.de
Sun Sep 28 14:12:29 EDT 2008
Am 27.09.2008 um 22:38 schrieb Yoshiki Ohshima:
> It's been available for a while, but I'd like to announce that Etoys
> running on XO supports the DC input.
> To try it:
> - Launch Etoys.
> - Drag out the "Object Catalog" from the Tresure Box.
> - Go to "Multimedia" category in the Object Catalog.
> - Drag out "WorldStethoscope".
> - Right click on the instantiated WorldStethoscope and click on the
> light blue eye icon to open its viewer.
> - Click on "basic" category header to get a menu, and choose "sound"
> to go to sound category.
> - Press Start in the WS. Some of the numbers in the viewer start
> changing. Whisle into the microphone.
> - Press Menu of WS, and choose "add a graph...". May be pick
> - You can open more than one graph on the same data. Press Menu of
> WS, and choose "add a graph...". May be pick "spectrum." You can
> see sonogram and spectrum graph (and signal if you open it) at the
> same time.
> - Connect a sensor to the jack. Press "AC" button to switch to
> - The tiles can be used in the Etoys tile scripting, so kids can
> make stuff with them.
> etc., etc.
> The UI needs one more face lift, but it works ok. If you don't have
> XO, you can still buy the WorldStethoscope hardware
> (http://www.academianetwork.co.jp/service/) that converts the sensor
> output to audio and do effectively the same thing on any computer with
> a sound input.
> The version in 764 has a little bug so that it leaves the mic LED on
> even after quitting Etoys (it is fixed in the latest Joyride). But it
> is usable.
Hmm, I have not used WorldStethoscope before. Trying it on the XO
seems to deliver quite arbitrary values. Can I use this to simply move
an object according to the recorded amplitude?
- Bert -
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