How to Make a Cheap Multitouch Pad – MTmini

cerupcat asked:


*READ BELOW FOR MORE INFORMATION*

-Software and Getting Started Guide-
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* MTmini Software (Touchlib) and Updates: http://ssandler.wordpress.com/MTmini

-MTmini Help and Discussion-
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* MTmini Hardware Help: http://nuigroup.com/forums/viewthread/1731/
* MTmini Software Help: http://nuigroup.com/forums/viewthread/1825/

-What’s a MTmini?-
————————————-
Don’t have a Multitouch Table yet? Have one, but need something smaller for testing? Building a small portable multitouch pad will allow you to test software and experiment on a smaller scale while building your full table or when away from your multitouch screen. Have fun and make a MTmini! This uses Front Diffused Illumination, with normal ambient light (infrared not required or needed) and a normal off-the-shelf webcam (IR filter can still be in place).

-How’s it Work?-
————————————-
For this to work, all you need is a room with (at least) some light. The results will be best when the room lighting is even (no bright lights shinning from one direction onto the multitouch pad).

When you place you fingers on the surface, shadows are created where your fingers are. The webcam sees these shadows and sends the image to the tracking software which tracks the shadows as they move on the surface.

It’s important to try different lighting setups and to configure the software in order to get the best results.

-Want to Build a Multitouch Pad with Projection?-
————————————-
*DIY Multitouch Community: http://www.NUIGroup.com

Thanks to:
————————————-
-David Wallen
-Christian Moore
-Laurence Muller
-NUIgroup Community

*NUIGroup.com For all your multitouch needs*

http://www.nuigroup.com/forum

-.-

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25 Comments

  1. corntoegoblin says:

    hahahahaha damn right i hate this shit

  2. kaymon12 says:

    mute? lower volume? unplug speakers? cover ears? cut ears off? its not like theres any actual noise in the vid other than the song

  3. PotentialGrows says:

    NICE VIDEO!!!..HEyy guyzz..check my VIDS out..my ACAPELLA or not VERSION of some of the SONGS you/me/we LOVEE..And a few of my own..ty guyzz:)

    Copy & paste…Spread the LOVE of “PotentialGrows”

  4. darius4all0742 says:

    omg:)) very nice

  5. hahayourreadingthis says:

    sorry i couldnt watch more than 5 seconds of this, the song… ugh fucks sake, maybe if it were last year

  6. LuxordYuuki says:

    oh no..it wont lol, its to flimsy ¬_¬ silly me

  7. LuxordYuuki says:

    btw, would taut cling-film work?
    lol, im on a budget ^^;

  8. LuxordYuuki says:

    hey, if you use it for a mouse, wouldn’t it be dragging everywhere? jw, please reply

  9. RedTuttle says:

    tension between humans is not an issue of what people say. It’s inherent to what they are.

  10. Sepirothkai says:

    It gets very, very old my friend. Tolerance is something that lasts for the first 6000 times you are insulted. Do you know something? I personally know someone who nearly committed suicide because the climate of the world is so unfriendly to us. Many religions teach that we should be killed, just for existing. So, 80% of the world wants us dead on principle, and 20% walk about tossing slights and hatred. BUT FOR WHAT?! Admittedly, this guy’s one was small, but it adds up my friend.

  11. RedTuttle says:

    Wow, just look at how tolerant and progressive you are!

  12. cerupcat says:

    yes, you need the mouse software. You can find it with the rest of the software in the description. No mouse is involved.

  13. skierplaterandy says:

    yep he had a mouse

  14. rubdoois1337 says:

    fine. it’s like a ttly lame song then.

  15. Sepirothkai says:

    Idiot. That song is a man singing about a woman, and gay is not synonymous with stupid. That kind of flippant homophobia drives me fking crazy.

  16. EmoEddyx says:

    Do you need a special software for the mouse bit or do you just use it?

  17. EmoEddyx says:

    So can you use this as a mouse?

  18. SleeplessNinja says:

    Dude this really is one of the smartest things that I’ve seen.

  19. midohursher says:

    awsome lamo

  20. rubdoois1337 says:

    so fuckin cool. gay song though XD

  21. Ficcan says:

    does it work with plastic?

  22. z4chd says:

    Nice video, if any one want to buy cheap ipod touch, go to buyanything4cheap(.)com

  23. joskaprdulja says:

    whoa! niceeeeeeee dude!

  24. boredclub says:

    awesome Freaking video. but Its almost ruined by the Worst song ever created.

  25. abundantsnotbob says:

    you could project an image onto a mirror, to a semitransparent piece of glass, and have a camera under it. There are plans to this method on instructables.

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