[x3d-public] 3D Working Group agenda 23 FEB 2023: progress reports, proposed Metaverse group, glTF extensions, X3D 4.1 feature discussion

[John Carlson]

I’m pretty much for any glTF PBR extensions not already included in X3D4
already.

Thanks!

John

On Fri, Feb 24, 2023 at 1:04 AM Brutzman, Donald (Don) (CIV) <
brutzman at nps.edu> wrote:

> The X3D Working Group meets weekly on Fridays 09-1000 Pacific on Web3D
> Consortium zoom channel.  Telcon information:
>
>    -
>    https://us02web.zoom.us/j/81634670698?pwd=a1VPeU5tN01rc21Oa3hScUlHK0Rxdz09
>    - https://zoom.us/j/148206572  Password 483805
>    - https://www.web3d.org/member/teleconference-information
>
>
>
>    1. *X3D 2023 goals.  *Our primary activities for X3D Working Group in
>    2023 are focused on broad and correct deployment.
>
>
>
>    1. Encourage consistent rendering, interaction and usage for the many
>    tremendous capabilities in X3D4.
>    2. Update ISO specifications and implementations for multiple
>    programming languages and file encodings to match X3D4.
>
>
>
>    1. *Lots of progress.  *Great to see lots of good things happening.
>    Hoping to create snapshot of major events:
>
>
>
>    1. Loading of STL and OBJ by multiple browsers.
>       2. X_ITE validation and conversion capabilities
>       3. X3DOM support for glTF Draco geometric compression
>       4. X3D-Edit prerelease: XML security support, localhost HTTP for
>       CORS support when testing X_ITE.
>       5. What else?
>
>
>
>    1. *Focus: 3D Web Interoperability to Metaverse Standards Forum (MSF)*
>
>
>
> Nicholas Polys has crafted an excellent draft proposal for a new
> exploratory group on 3D Web Interoperability for the Metaverse Standards
> Forum (MSF).  We will review, discuss, and begin planning next steps.
>
>
>
>    1. *glTF Extensions.*
>
>
>
> Recent email threads have pointed out that X3D 4.0 normatively references
> glTF 2.0.  Meanwhile numerous glTF extensions are available.  Nothing
> prohibits X3D browsers/players/tools from going beyond baseline glTF 2.0 –
> the “X” in X3D is Extensible.  8)
>
>
>
> There is benefit to software developers, content authors and end users to
> having a shared strategy on what new features to support.  Considering and
> supporting such a list is further suitable as a Web3D Recommendation as a
> stepping stone towards future pursuit of X3D 4.1 with International
> Standards Organization (ISO).
>
>
>
> Here are a few glTF extensions that have been proposed.  Let’s discuss
> which have high value and deserve consideration as part of a shared
> strategy.
>
>
>
>    - EnvironmentLight
>    - emissiveColor bloom
>    - Draco geometry compression
>    - Human animation
>    - Others?
>
>
>
>
>
>    1. *X3D 4.1 feature discussion. *(carried over from last week)
>
>
>
> Many possibilities!  The “X” in X3D is Extensible, so pursuit of further
> evolution is an essential part of our design.  We benefit from (but are not
> limited by) ISO stability, since implementers can experiment with
> innovative practices and also match Web3D Consortium recommended practices.
>
>
>
>    1. Near term: resolving Sound component differences with Web Audio
>       API.  Some noted issues will likely get deferred as X3D 4.1 issues.
>       2. In progress: HAnim2/X3D4 additions for site names, poses, and
>       clothing to provide support for apparel.
>       3. What else? What’s next?
>
>
>
> Wishing best progress.  Have fun with X3D!  8)
>
>
>
> all the best, Don
>
> --
>
> Don Brutzman  Naval Postgraduate School, Code USW/Br
> brutzman at nps.edu
>
> Watkins 270,  MOVES Institute, Monterey CA 93943-5000 USA
> +1.831.656.2149
>
> X3D graphics, virtual worlds, Navy robotics https://
> faculty.nps.edu/brutzman
>
>
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