Multi Touch Introduction

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Multi Touch Introduction

  1. 1. Large Displays and Multitouch Bram vandeputte
  2. 2. • Touch Interfaces • Technical Overview • Software • Gestures
  3. 3. Touch Interfaces
  4. 4. Touchpad Till  Nagel,  FH  Potsdam
  5. 5. Touchscreen Till  Nagel,  FH  PotsdamTill  Nagel,  FH  Potsdam
  6. 6. Wacom  Intuos Till  Nagel,  FH  PotsdamTill  Nagel,  FH  Potsdam
  7. 7. Wacom  Tech  Paper  Intuos  3 Till  Nagel,  FH  PotsdamTill  Nagel,  FH  Potsdam
  8. 8. Mul<touch Till  Nagel,  FH  PotsdamTill  Nagel,  FH  Potsdam
  9. 9. JazzMutant  Lemur Till  Nagel,  FH  PotsdamTill  Nagel,  FH  Potsdam
  10. 10. Jeff  Han,  Percep<ve  Pixel Till  Nagel,  FH  PotsdamTill  Nagel,  FH  Potsdam
  11. 11. Till  Nagel,  FH  Potsdam
  12. 12. “While  the  iPhone  as  a  whole  may  be   revolu4onary,  the  individual  elements  […]   are  not. Bruce  Tognazzini Apple  Human  Interface  Group Till  Nagel,  FH  Potsdam
  13. 13. MicrosoH  Surface Till  Nagel,  FH  Potsdam
  14. 14. Technical Details
  15. 15. Display • rear projection • LCD • overhead projection
  16. 16. Diffuser Material
  17. 17. Input • Frustrated Total Internal Reflection (FTIR) • Diffused Illumination (DI) • Laser Light Plane (LLP) • LED Light Plane (LED-LP) • Diffused Screen Illumination (DSI)
  18. 18. FTIR
  19. 19. DI
  20. 20. LLP/LED-LP
  21. 21. DSI
  22. 22. Experiments • cheap multi touch input :The Box • The tabletop : • rear projection (1080p, +/- 110 cm diagonal) • LLP
  23. 23. MTMini :The Box http://www.youtube.com/watch?v=pQpr3W-YmcQ
  24. 24. Gestures
  25. 25. Tap Drag Rotate Scale Zoom Scroll Cluster
  26. 26. Software • Protocol :TUIO • Tracker software • Client libs. (Java, Processing, ...)
  27. 27. Getting Started • Processing and/or Java • TUIO libs • Get TUIO input • Get example working + start coding !

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