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Making Things See
book

Making Things See

by Greg Borenstein
January 2012
Beginner to intermediate content levelBeginner to intermediate
440 pages
17h 11m
English
Make: Community
Content preview from Making Things See

Chapter 4. Working with the Skeleton Data

IN THIS CHAPTER

A Note About Calibration

Stages in the Calibration Process

User Detection

Accessing Joint Positions

Skeleton Anatomy Lesson

Measuring the Distance Between Two Joints

Transferring Orientation in 3D

Background Removal, User Pixels, and the Scene Map

Tracking Without Calibration: Hand Tracking and Center of Mass

Projects

Project 10: Exercise Measurement

Project 11: “Stayin’ Alive” Dance Move Triggers MP3

Conclusion

In this chapter, we’re going to learn how to work with OpenNI’s user-tracking data. Up to this point, we’ve been working directly with the depth data from the Kinect. To make our sketches interactive, we’ve had to process this depth data so that it responds to the actions of our users. Since ...

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Publisher Resources

ISBN: 9781449321918Errata