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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72" style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal>The X3D Working Group meets weekly on Fridays 09-1000 Pacific on Web3D Consortium zoom channel. Telcon information:<o:p></o:p></p><ul style='margin-top:0in' type=disc><li class=MsoPlainText style='mso-list:l2 level1 lfo1'><a href="https://us02web.zoom.us/j/81634670698?pwd=a1VPeU5tN01rc21Oa3hScUlHK0Rxdz09">https://us02web.zoom.us/j/81634670698?pwd=a1VPeU5tN01rc21Oa3hScUlHK0Rxdz09</a> <o:p></o:p></li><li class=MsoPlainText style='mso-list:l2 level1 lfo1'><a href="https://zoom.us/j/148206572">https://zoom.us/j/148206572</a> Password 483805 <o:p></o:p></li><li class=MsoPlainText style='mso-list:l2 level1 lfo1'><a href="https://www.web3d.org/member/teleconference-information">https://www.web3d.org/member/teleconference-information</a> <o:p></o:p></li></ul><p class=MsoNormal><o:p> </o:p></p><ol style='margin-top:0in' start=1 type=1><li class=MsoListParagraph style='margin-left:-13.5pt;mso-list:l1 level1 lfo2'><b>X3D 2023 goals. </b>Our primary activities for X3D Working Group in 2023 are focused on broad and correct deployment.<o:p></o:p></li></ol><p class=MsoNormal><o:p> </o:p></p><ol style='margin-top:0in' start=1 type=a><li class=MsoListParagraph style='margin-left:.25in;mso-list:l0 level1 lfo3'>Encourage consistent rendering, interaction and usage for the many tremendous capabilities in X3D4.<o:p></o:p></li><li class=MsoListParagraph style='margin-left:.25in;mso-list:l0 level1 lfo3'>Update ISO specifications and implementations for multiple programming languages and file encodings to match X3D4.<o:p></o:p></li></ol><p class=MsoNormal><o:p> </o:p></p><ol style='margin-top:0in' start=2 type=1><li class=MsoListParagraph style='margin-left:-13.5pt;mso-list:l1 level1 lfo2'><b>Lots of progress. </b>Great to see lots of good things happening. Hoping to create snapshot of major events:<o:p></o:p></li></ol><p class=MsoNormal style='margin-left:4.5pt'><o:p> </o:p></p><ol style='margin-top:0in' start=2 type=1><ol style='margin-top:0in' start=1 type=a><li class=MsoListParagraph style='margin-left:-13.5pt;mso-list:l1 level2 lfo2'>Loading of STL and OBJ by multiple browsers.<o:p></o:p></li><li class=MsoListParagraph style='margin-left:-13.5pt;mso-list:l1 level2 lfo2'>X_ITE validation and conversion capabilities<o:p></o:p></li><li class=MsoListParagraph style='margin-left:-13.5pt;mso-list:l1 level2 lfo2'>X3DOM support for glTF Draco geometric compression<o:p></o:p></li><li class=MsoListParagraph style='margin-left:-13.5pt;mso-list:l1 level2 lfo2'>X3D-Edit prerelease: XML security support, localhost HTTP for CORS support when testing X_ITE.<o:p></o:p></li><li class=MsoListParagraph style='margin-left:-13.5pt;mso-list:l1 level2 lfo2'>What else?<o:p></o:p></li></ol></ol><p class=MsoListParagraph style='margin-left:22.5pt'><b><o:p> </o:p></b></p><ol style='margin-top:0in' start=3 type=1><li class=MsoListParagraph style='margin-left:-13.5pt;mso-list:l1 level1 lfo2'><b>Focus: 3D Web Interoperability to Metaverse Standards Forum (MSF)<o:p></o:p></b></li></ol><p class=MsoNormal><b><o:p> </o:p></b></p><p class=MsoNormal>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.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><ol style='margin-top:0in' start=4 type=1><li class=MsoListParagraph style='margin-left:-13.5pt;mso-list:l1 level1 lfo2'><b>glTF Extensions.<o:p></o:p></b></li></ol><p class=MsoNormal style='margin-left:4.5pt'><b><o:p> </o:p></b></p><p class=MsoNormal style='margin-left:4.5pt'>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)<o:p></o:p></p><p class=MsoNormal style='margin-left:4.5pt'><o:p> </o:p></p><p class=MsoNormal style='margin-left:4.5pt'>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).<o:p></o:p></p><p class=MsoNormal style='margin-left:4.5pt'><o:p> </o:p></p><p class=MsoNormal style='margin-left:4.5pt'>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.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><ul style='margin-top:0in' type=disc><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>EnvironmentLight<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>emissiveColor bloom<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>Draco geometry compression<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>Human animation<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>Others? <o:p></o:p></li></ul><p class=MsoNormal><b><o:p> </o:p></b></p><p class=MsoNormal style='margin-left:4.5pt'><b><o:p> </o:p></b></p><ol style='margin-top:0in' start=5 type=1><li class=MsoListParagraph style='margin-left:-13.5pt;mso-list:l1 level1 lfo2'><b>X3D 4.1 feature discussion. </b>(carried over from last week)<b><o:p></o:p></b></li></ol><p class=MsoNormal><b><o:p> </o:p></b></p><p class=MsoNormal>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.<o:p></o:p></p><p class=MsoNormal style='margin-left:4.5pt'><o:p> </o:p></p><ol style='margin-top:0in' start=5 type=1><ol style='margin-top:0in' start=1 type=a><li class=MsoListParagraph style='margin-left:-13.5pt;mso-list:l1 level2 lfo2'>Near term: resolving Sound component differences with Web Audio API. Some noted issues will likely get deferred as X3D 4.1 issues.<o:p></o:p></li><li class=MsoListParagraph style='margin-left:-13.5pt;mso-list:l1 level2 lfo2'>In progress: HAnim2/X3D4 additions for site names, poses, and clothing to provide support for apparel.<o:p></o:p></li><li class=MsoListParagraph style='margin-left:-13.5pt;mso-list:l1 level2 lfo2'>What else? What’s next?<o:p></o:p></li></ol></ol><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Wishing best progress. Have fun with X3D! 8)<o:p></o:p></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'>all the best, Don<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'>-- <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'>Don Brutzman Naval Postgraduate School, Code USW/Br brutzman@nps.edu<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'>Watkins 270, MOVES Institute, Monterey CA 93943-5000 USA +1.831.656.2149<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'>X3D graphics, virtual worlds, Navy robotics https://</span> <span style='font-size:10.0pt;font-family:"Courier New"'>faculty.nps.edu/brutzman<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>