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Introduction to the Leap Motion with .NET

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by Daniel Ballinger on 30 August 2013

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Transcript of Introduction to the Leap Motion with .NET

Introduction to the

What is the Leap Motion?
an optical system that tracks your fingers with infrared LEDs
Airspace store
Gather all the apps in a storefront
Non-exclusive
Free and Paid
Available languages
C++
C#
Objective C
Java
Python
JavaScript
How the API works
Leap motion API detects fingers/tools and gestures
Data captured as frames continuously
Listener class handles events from the Frame class
Controller is the connection between device and app
Gestures must be enabled through the controller
The Leap right-handed coordinate system.
Tracking data in each Frame
Hands — All hands.
Fingers — All the fingers.
Tools
Pointables — All fingers and tools as Pointable objects.
Gestures — All the gestures that started, ended, or which had an update.
Gestures

Daniel Ballinger
@FishOfPrey
Circle
Swipe
Key Tap
Screen Tap
Dispose Frame object when done with it
RemoveListener from Controller when app closes
Dispose Controller
Add
Leap.dll
LeapCSharp.dll
LeapCSharp.NET4.0
Output to Copy Always
C# Code Sample
References
Iris Classon - Developing for Leap Motion in C#
http://irisclasson.com/2013/05/02/developing-for-leap-motion-in-c-tutorial-video-slides-and-code/
https://www.leapmotion.com/developers
Minority Report (2002)

http://www.imdb.com/title/tt0181689/
Point Cloud / 3D Scanner
2D Touch vs 3D
http://saucer.labe.me/
Web Apps
GameWAVE
http://here.com/leap
Motion with .NET
Polling or Callback
IDs
Sub class Listener
Google Earth Demo
DEMO
Better as a complimentary control rather than a replacement for your mouse
DEMO
Applications
WIP Demo
Eight Great Innovation Areas
http://blog.leapmotion.com/post/59703647582/eight-great-innovation-areas
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