Par Winzell b174219540 We now build a subset of Narya for execution on Tamarin, the server-side AS3 VM.
- We use the ASC compiler, which works quite differently from compc/mxmlc. It doesn't attempt any mapping between class hierarchy and directory structure. You feed it source, that's it. This compiler is under continuous development, and the one shipped in Flex SDK 3 is buggy, so we supply our own in lib/asc.jar for the time being.
 - Since much of Narya relies on classes that don't exist on Tamarin (e.g. DisplayObject), we have to isolate a specific subset of source. Right now that's done ridiculously explicitly as a list of class files, in etc/asc-files.txt. In the long run we will want to resolve this more elegantly, but there are no trivial solutions at hand.
 - We have not implemented the full flash.utils.describeType() for Tamarin, but rather a subset of its functionality: one method to see if one type derives from another, and another method to extract the public variable names in an object. The environment-specific code has been isolated to com.threerings.util.env.Environment, and build.xml simply copies either Environment.as-tm or Environment.as-fp into place depending on what it's targeting.
 - The ASC compilation links against lib/builtin.abc, which supplies information about core classes such as Object, Array, etc, and lib/thane.abc which is our homegrown emulation library containing e.g. flash.net.Socket and other things we need that's not part of the open-source code Adobe donated to Mozilla, but rather still in their proprietary Flash Player code.

I'm committing thane.abc and builtin.abc directly now, but they will shortly be built by the Thane project and published as maven whatnots. We could auto-publish lib/asc.jar too, but I think we may want more explicit control over how we version that.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@5045 542714f4-19e9-0310-aa3c-eee0fc999fb1
2008-05-07 15:33:07 +00:00
2006-06-29 21:15:54 +00:00
2007-10-26 18:37:07 +00:00
2004-08-27 02:12:55 +00:00
2004-08-27 17:44:44 +00:00

The Narya library
-----------------

The Narya library provides various facilities for making networked
multiplayer games. It's various packages include:

  * geom, util, io - basic tools for doing networked I/O, data structure
    manipulation and some geometry math
  * resource - tools for bundling, deploying and managing media (images,
    sounds, etc.) with a game
  * media - a framework for doing "active" rendering in Java
  * media.image - tools for loading, caching, manipulating and displaying images
  * media.sound - tools for loading, caching, and playing audio
  * media.animation, media.sprite - works in concert with the active
    rendering system and provides tools for defining and manipulating
    sprites (graphical entities that follow paths) and animations
    (graphical entities that affect the display in other ways)
  * miso - a framework for defining and displaying isometrically rendered scenes
  * presents - a framework for distributing information among a server and
    networked clients
  * crowd - builds on the presents framework to create the notion of
    bodies and rooms and provides chat infrastructure
  * whirled - builds on the crowd framework and defines a scene graph with
    portals to move between scenes and provides hooks for distributing and
    updating scene data (for example isometric rendering information) over
    the network
  * cast - a framework for defining and using recolorable, composited
    characters with different poses and actions
  * parlor - builds upon the crowd framework to create the notion of a
    game with players and provides tools for making turn based games
  * puzzle - builds on the parlor and media frameworks to provide tools
    for implementing puzzle games in a networked environment
  * micasa - builds on the parlor framework to provide lobbies and
    matchmaking for multiplayer games 

Documentation is somewhat sparse at the moment, but inspection of the code
in the tests/ directory shows examples of use of many features of the
library.

Building
--------

Building the library is very simple. First ensure that the necessary third
party jar files are available either in the lib/ directory or in the
system wide jar file location specified in build.xml. See lib/README for a
list of the necessary third party jar files and how to get them.

The library is built using ant, a modern build tool available from The
Jakarta Project. If you aren't already using ant for other projects, it
can be found here:

  http://jakarta.apache.org/ant/

Invoke ant with any of the following targets:

  all: builds the distribution files and javadoc documentation
  compile: builds only the class files (dist/classes)
  javadoc: builds only the javadoc documentation (dist/docs)
  dist: builds the distribution jar files (dist/*.jar)

Distribution
------------

The Narya library is released under the LGPL. The most recent version of
the library is available here:

  http://www.threerings.net/code/narya/

Contribution
------------

Contributions to Narya are welcome. Control of the CVS repository is
presently in the hands of mdb@threerings.net, who should be emailed about
submissions. Soon we will be migrating to Subversion and making the
repository publicly accessible. For now, source releases are available at
the above website.

Contact Information
-------------------

Narya is actively developed by the scurvy dogs at Three Rings Design,
Inc. Contact Michael Bayne <mdb@threerings.net> with questions, comments
and other wordly endeavors.

$Id: README,v 1.1 2004/08/27 17:44:44 mdb Exp $
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Distributed application framework, good for MMOGs
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