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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>Happy Friday 13<sup>th</sup> everyone! (bwa ha ha…)<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Today we held our regular weekly meeting of X3D Working Group, Friday 13 January 2023 at 09-10 pacific. Connection information and topics follow.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><ul style='margin-top:0in' type=disc><li class=MsoPlainText style='mso-list:l2 level1 lfo1'>https://us02web.zoom.us/j/81634670698?pwd=a1VPeU5tN01rc21Oa3hScUlHK0Rxdz09 <o:p></o:p></li><li class=MsoPlainText style='mso-list:l2 level1 lfo1'>https://zoom.us/j/148206572 Password 483805 <o:p></o:p></li><li class=MsoPlainText style='mso-list:l2 level1 lfo1'>https://www.web3d.org/member/teleconference-information <o:p></o:p></li></ul><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Attendees: Anita Havele, Nicholas Polys, Dick Puk, Doug Sanden, Don Brutzman.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><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>Goal statement review</b>. Our primary activities for X3D Working Group in 2023 are focused on broad and correct deployment. Refined:<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><p class=MsoNormal>The dozen corresponding standards to receive these updates are illustrated as follows:<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'>X3D Graphics Standards Relationships<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>https://web3d.org/specifications/X3dGraphicsStandardsRelationships.png<o:p></o:p></li></ul><p class=MsoNormal><o:p> </o:p></p><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>Milestone: X3D4 Architecture Finalization</b>. <o:p></o:p></li></ol><p class=MsoNormal style='margin-left:4.5pt'><o:p> </o:p></p><p class=MsoNormal style='margin-left:4.5pt'>Last Tuesday we held a totally successful ISO Editors meeting for X3D4 Architecture Draft International Specification (DIS). ISO review and approval deliberations continue.<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'>Today we reviewed progress, changes and next steps following. Almost finally, finally done locking in all details…<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'>X3D4: Extensible 3D (X3D) Part 1: Architecture and base components, ISO/IEC 19775-1:2022<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>https://www.web3d.org/specifications/X3Dv4Draft/ISO-IEC19775-1v4-DIS/Part01/Architecture.html<o:p></o:p></li></ul><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'>Mantis Issue Tracker<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>https://www.web3d.org/member-only/mantis/view_all_bug_page.php<o:p></o:p></li></ul><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Mantis issues are being updated to track all of the agreed-upon ISO changes correctly.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Given the formally approved list of X3D4 Architecture changes, we can finally proceed with document editing. Next step is to apply CSS-markup highlighted changes to the current DIS source for group review.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Proposed github location for that draft:<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'>Web3D Consortium GitHub Archive <o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>https://github.com/Web3dConsortium<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>https://github.com/Web3DConsortium/X3D/tree/master/ISO-IEC19775/ISO-IEC19775-1/ISO-IEC19775-1v4.0/ISO-IEC19775-1v4-DIS<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>ISO-IEC19775-1v4-ProposedIS will be new directory location, eventual rename to “IS” once accepted by ISO<o:p></o:p></li></ul><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>X3D schema, DTD, X3DUOM, X3DJSAIL updates in progress, so far so good. Have applied most validation-related changes. Initial recapitalization/dehyphenization of Web Audio-related enumerations to follow.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Forward thinkers can rest assured that no good ideas regarding X3D evolution that didn’t “make the final ISO cut” are getting lost. All future possibilities will continue to be tracked in Mantis and designated as future X3D 4.1.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><ol style='margin-top:0in' start=3 type=1><li class=MsoListParagraph style='margin-left:-13.5pt;mso-list:l1 level1 lfo2'><b>Web3D Review of C, C++, C# draft standards for X3D 3.3.</b> <o:p></o:p></li></ol><p class=MsoNormal style='margin-left:4.5pt'><o:p> </o:p></p><p class=MsoNormal style='margin-left:4.5pt'>Deadline is imminent, we intend to review all comments next week. Based on that review, X3D Working Group will make a recommendation to Web3D Board of Directors regarding Consortium and community inputs on specification readiness.<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'><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>Preparing for Outreach</b>.<o:p></o:p></li></ol><p class=MsoNormal style='margin-left:4.5pt'><o:p> </o:p></p><p class=MsoNormal style='margin-left:4.5pt'>We discussed how to communicate the soon-to-happen approval of X3D 4.0 by ISO, including possible testimonials by members, implementers, authors, users, Standards Development Organization (SDO) partners, et al.<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'><i>All testimonial statements are welcome.</i> Web3D Consortium Executive Director Anita Havele to participate.<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'><o:p> </o:p></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 Node Inventory Comparison</b>.<o:p></o:p></li></ol><p class=MsoNormal style='margin-left:4.5pt'><o:p> </o:p></p><p class=MsoNormal style='margin-left:4.5pt'>We took another look at this spreadsheet, let’s prepare to regularly update. Multiple other assets can also be used by implementers to support upgrading to X3D4.<o:p></o:p></p><p class=MsoNormal style='margin-left:4.5pt'><o:p> </o:p></p><ul style='margin-top:0in' type=disc><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>X3D Specifications: Schema and DOCTYPE Validation<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>https://www.web3d.org/specifications<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>These assets are commonly used for XML validation of X3D scenes, and in-depth documentation is also provided here.<o:p></o:p></li></ul><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'>X3D Node Inventory Comparison (.pdf) shows node-by-node implementation coverage of the X3D Abstract Specification: validation using X3D Schema, X3D DOCTYPE, and X3D Schematron; X3D Tooltips and VRML97 node sets; plus selected open-source implementations: FreeWrl, X3DOM, X_ITE, view3dscene (Castle Game Engine), X3D-Edit, Xj3D.<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>https://www.web3d.org/specifications/X3dNodeInventoryComparison.xslx (master in version control)<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>https://www.web3d.org/specifications/X3dNodeInventoryComparison.pdf<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>This will be updated to X3D 4.0 latest, with changes highlighted in yellow<o:p></o:p></li></ul><p class=MsoListParagraph><o:p> </o:p></p><ul style='margin-top:0in' type=disc><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>X3D Tooltips 4.0 also highlights all changes in yellow<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>https://www.web3d.org/x3d/tooltips/X3dTooltips.html<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>For example, Anchor tooltips:<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>https://www.web3d.org/x3d/tooltips/X3dTooltips.html#Anchor<o:p></o:p></li></ul><p class=MsoListParagraph><o:p> </o:p></p><ul style='margin-top:0in' type=disc><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>The X3D4 Architecture specification itself also reveals specific changes to nodes and fields, from versions 3.0, 3.1, 3.2, 3.3 and 4.0:<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>X3D4 Architecture, Annex Z, Version Content<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>https://www.web3d.org/specifications/X3Dv4Draft/ISO-IEC19775-1v4-DIS/Part01/versionContent.html<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>For example, looking at Anchor node, you can see in rightmost column that v4.0 adds load, bboxDisplay, autoRefreshTimeLimit etc.<o:p></o:p></li></ul><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Suggested: should we create an X3D4 Migration Guide to help implementers? Seems like an excellent idea, also “rings true” with our initial goal statements today.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><i>Volunteers please? </i>Creating some form of X3D4 Migration Guide checklist to assist implementers might be quite useful. Also an excellent professional opportunity for experts and consultants to demonstrate (and upgrade) their expertise.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><ol style='margin-top:0in' start=6 type=1><li class=MsoListParagraph style='margin-left:-13.5pt;mso-list:l1 level1 lfo2'><b>All other business</b>. <o:p></o:p></li></ol><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Good discussions on download statistics (X3D-Edit, FreeWrl) and a variety of other topics... we’re having fun now!<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>As ever, many thanks for the work of many contributors. Deep breath… wow.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>No Web3D member-only information is included in these minutes… but please do note: several valuable items documented here have Web3D member-only access.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Consortium membership has value! <i>Please consider joining</i>.<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'>Join the Web3D Consortium<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo1'>https://www.web3d.org/join<o:p></o:p></li></ul><p class=MsoListParagraph><o:p> </o:p></p><p class=MsoNormal>Have fun with X3D4! 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>