[Blindmath] Another way to use the AudioTac feature in SVGDraw01

Wed Dec 28 22:56:24 UTC 2011

Let us know how it turns out.

Dick Baldwin

On Wed, Dec 28, 2011 at 4:35 PM, Michael Whapples <mwhapples at aim.com> wrote:

> Well I will see if it works with the touchpad I have for the IVEO system.
> The IVEO touchpad will respond to a touch by the finger, however I think it
> is pressure activated and so I imagine could work.
>
>
> Michael Whapples
>
> -----Original Message----- From: Richard Baldwin
> Sent: Wednesday, December 28, 2011 7:30 PM
> To: Blind Math list for those interested in mathematics
> Subject: Re: [Blindmath] Another way to use the AudioTac feature in
> SVGDraw01
>
>
> If the stylus and the drawing pad could stand up to the required pressure,
> it should work.
>
> Thanks for the suggestion. Perhaps someone who has a drawing tablet and
> some German Film would give it a try and let us know.
>
> Dick Baldwin
>
> On Wed, Dec 28, 2011 at 12:01 PM, Michael Whapples <mwhapples at aim.com
> >wrote:
>
>  I wonder whether such a system might work with @german film@ for
>> producing the tactile drawing?
>>
>> Michael Whapples
>>
>> -----Original Message----- From: Richard Baldwin
>> Sent: Tuesday, December 27, 2011 11:48 PM
>> To: BlindMath Mailing List ; accessibleimage at freelists.org
>> Subject: [Blindmath] Another way to use the AudioTac feature in SVGDraw01
>>
>>
>> The program named SVGDraw01 can be downloaded from a link that is
>> published
>> at http://www.dickbaldwin.com/
>>
>> This program is designed to make it possible for the blind and visually
>> impaired to draw just about anything that they can imagine.
>>
>> In addition to making it possible to draw shapes, the program also
>> contains
>> a feature that I call AudioTac that marries audio to tactile. Basically,
>> the AudioTac feature makes it possible for a person to trace out the
>> outline of a shape that is being displayed on the screen using a pair of
>> headphones and a mouse or preferably a drawing tablet or touchpad.
>>
>> Earlier today, I tried an experiment that seemed to work pretty well. I
>> own
>> a small inexpensive Wacom brand drawing tablet that requires the use of a
>> plastic stylus. In other words, it doesn't respond to human touch. The
>> rectangular portion of the drawing tablet can be configured to map to any
>> rectangular portion of the screen.
>>
>> I placed a piece of soft rubbery material (a piece of a yoga pad) on top
>> of
>> the drawing pad and placed a sheet of plain printer paper on top of that.
>> Then I used the plastic stylus to trace out some shapes that I had drawn.
>> As I was tracing out the shapes, I periodically pressed hard enough on the
>> stylus to punch through the paper. When I turned the paper over, I had a
>> nice tactile outline of the shape produced by punching through the paper
>> with the stylus.
>>
>> This approach could be used both by students who need to confirm their own
>> drawings, and by teachers creating tactile material for students. A blind
>> or VI student could use the AudioTac feature to position the stylus on the
>> paper. A sighted teacher could use either the Instant Display feature or
>> the AudioTac feature to visually position the stylus on the paper. Within
>> reason, the more frequently you punch through the paper, the better will
>> be
>> the tactile representation of the shape.
>>
>> Obviously, this approach doesn't produce tactile drawings anywhere near
>> the
>> quality of a Tiger embosser, but the quality is much better than having no
>> tactile drawings at all. And, best of all, the software is free, and the
>> cost of a drawing tablet is reasonable.
>>
>> Dick Baldwin
>>
>> --
>> Richard G. Baldwin (Dick Baldwin)
>> Home of Baldwin's on-line Java Tutorials
>> http://www.DickBaldwin.com
>>
>> Professor of Computer Information Technology
>> Austin Community College
>> (512) 223-4758
>> mailto:Baldwin at DickBaldwin.com
>> http://www.austincc.edu/****baldwin/ <http://www.austincc.edu/**baldwin/><
>> http://www.austincc.edu/**baldwin/ <http://www.austincc.edu/baldwin/>>
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>
>
> --
> Richard G. Baldwin (Dick Baldwin)
> Home of Baldwin's on-line Java Tutorials
> http://www.DickBaldwin.com
>
> Professor of Computer Information Technology
> Austin Community College
> (512) 223-4758
> mailto:Baldwin at DickBaldwin.com
> http://www.austincc.edu/**baldwin/ <http://www.austincc.edu/baldwin/>
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-- 
Richard G. Baldwin (Dick Baldwin)
Home of Baldwin's on-line Java Tutorials
http://www.DickBaldwin.com

Professor of Computer Information Technology
Austin Community College
(512) 223-4758
mailto:Baldwin at DickBaldwin.com
http://www.austincc.edu/baldwin/