scène virtuelle & performance participative en ligne

Martin Eisenbarth@APO33 – Nantes – 1 février 2012

Image source: www.fromoldbooks.org

Welcome! Bienvenue!Benvenuto! Willkommen!

What? Who? When? How?

Finally: what's next?!

Image source: solstock.deviantart.com

„Digital Campfire“UpStage: An Online Tool for Real-Time Storytelling

Milestones – textbased1993 Hamnet (Internet Relay Chat, IRC)1995 ATHEMOO (MUD, object oriented)

Rootstext adventures,text chat, variousartistic projects

Image Source: Wikipedia

1997 Desktop Theater (The Palace)2003 Avatar Body Collision (UpStage)

Milestones – multimedial

Microsoft Comic Chat, 1996

The Palace, 1997Image Source: desktoptheater.org

Image Source: web.media.mit.edu

Background Image Source:yuninaoki.deviantart.com

UpStage is a web-based venue for live online performance (cyberformance)

http://upstage.org.nz/blog/

101010 festival, 2010

SHOWTIME

Image Source: opte.org

You are here!

Annual UpStage Festival

UpStage Showreels – http://vimeo.com/user1755204

More platforms

2003 Visitors Studio2003 Second Life2011 Waterwheel

Visitors Studio Second LifeImage Source: Second Life press photos

Image Source: Wikipedia

Image Source: visitorsstudio.org

Cheap interfaces… offer new possibilities!

Animata:Reverse Shadow Theatre

Kinect:Interactive Puppet

Microsoft Xbox-360-Kinect

Image Sources: Vimeo

Image Source: Wikipedia

UpStage isan open source software

Development pagehttp://sourceforge.net/projects/upstage/

Supported by

How does it work?

Under the hood

UpStage client(s)

UpStage server

Pros

● Web browser based● „All in one“ - no installation● Simple user interface● Resource-friendly● Minimalism enforces creativity● Active community

Cons

● Lots of dependencies● Tight coupling● Manual development workflow● Missing developer docs● Unfixed bugs + side-effects● Hard to extend functionality

Forkhttp://trac.foobarlab.net/upstage ● Automatic workflow (Ant, Trac)● Multi platform (Linux, Win, Mac)● Analyzing code● Logging + debugging

Code Quality

What we want!

➔ Stability

➔ Flexibility

➔ Extensibility

➔ Interoperability

➔ Open for changes… and all in a sustainable way!

How to get there?Best practices and established principles

… Simplicity, DRY, SoC, Testing, Increments, and more ...

Open Protocols and Standards… ensure goals are achieved independent from technology, e.g. programming language used

Developers, Artists and Researchers… but just anyone interested should participate!

Whichtechnology? And who?

Image source: www.fromoldbooks.org

DownStage: An engine for cyberformance

http://trac.foobarlab.net/downstage

● Simple client (Flex or any other language)● Complex server (Java)● Real-time messaging with XMPP● Restful HTTP● Publish/Subscribe for streaming data● Connectors for Hardware + Software

IRC#apo33 (Freenode)Blogshttp://foobarlab.net http://upstage.org.nzhttp://apo33.org

Further information

Questions?

Thank you!

Merci beaucoup!