HacDC Multi-touch device

Multi-Touch Display Interface

Overview

Build the multi-touch display interface so that it can become a user interface for future HacDC projects as well as provide a collaboration interface for real-time multi-user-multi-touch applications, created by and for HacDC and its friends. http://en.wikipedia.org/wiki/Multi-touch

High Level Requirements

• When complete, device will be donated to HacDC
• Plans, instructions, parts list will be available to the public
• Source code will be available to the public
• Implement using FTIR http://cs.nyu.edu/~jhan/ftirtouch/

Reference Documentation

• Use Harry van der Veen building instructions as a guide http://www.multitouch.nl/documents/multitouchdisplay_howto_070523_v02.pdf
• User David Smith and David Holman instructions as a guide http://dundee.cs.queensu.ca/wiki/index.php/Building_a_Multi-Touch_Sensitive_Table
• Working Flash applications with multi-touch http://www.multitouch.nl/?p=23

Detailed Requirements

Operating System

• TBD

Package Management

• TBD

Software

• TouchLib http://www.whitenoiseaudio.com/touchlib/
• TouchLib Source Code http://code.google.com/p/touchlib/

3rd Party Software

• TBD

Hardware

Tools

• Power drill + 5mm drill
• Standard size screwdriver (flathead & cross)
• Small sharp knife
• Scissors
• Different grits of sanding paper
• Wooden cubical object to wrap sanding paper around
• Copper or silver polish + towel
• Synthetic material saw

Materials

• Screws
• Glue (hotglue / white glue)
• Frame material (for example wood, aluminium or PVC)
• Connector strips
• Electronic wire (0,5 mm)
• R-LEDs + resistors
• Acrylic also known as plexiglas
• Black photo negatives
• Power source
• Power cable
• Webcam
• Projector
• Projection material (tracing paper)
• Silicone rubber
• Working computer
• Mirror (optionally)

Testing Resources

Equipment

• TBD

Test Plan

TBD

Design

TBD

Human Resources

• Project Coordinator: RBD

Task Partitioning

• TBD

Timeline

Assume 4 hour days.

• TBD

Implementation

TBD

Component Testing

TBD

Integration Testing

TBD