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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>Am happy to report that all known issues for validation of X3D model content have been addressed. This includes small issues identified during the final ISO Editors review of X3D 4.0 Draft Internationals Standard (DIS).<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Further testing and tool integration is welcome. Release summaries follow.<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:-.25in;mso-list:l4 level1 lfo1'><b>X3D 4.0 Draft Internationals Standard (DIS)<o:p></o:p></b></li></ol><p class=MsoNormal><o:p> </o:p></p><ul style='margin-top:0in' type=disc><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'>X3D 4.0 Architecture ISO/IEC 19775-1:2022 (DIS)<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'>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><ol style='margin-top:0in' start=2 type=1><li class=MsoListParagraph style='margin-left:-.25in;mso-list:l4 level1 lfo1'><b>X3D XML Validation<o:p></o:p></b></li></ol><p class=MsoNormal><o:p> </o:p></p><ul style='margin-top:0in' type=disc><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'>These assets are commonly used for XML validation of X3D scenes, and in-depth documentation is also provided here.<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'>X3D Specifications: Schema and DOCTYPE Validation<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'>https://www.web3d.org/specifications<o:p></o:p></li></ul><ul type=disc><li class=MsoNormal style='color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l1 level1 lfo5;background:#CCFFFF'><span style='font-size:13.5pt;font-family:"Times New Roman",serif'><a href="https://www.web3d.org/specifications/x3d-schema-changelog.txt" target="_blank">x3d-schema-changelog.txt</a> and <a href="https://www.web3d.org/specifications/x3d-dtd-changelog.txt" target="_blank">x3d-dtd-changelog.txt</a><o:p></o:p></span></li></ul><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";color:black'>29 JAN 2023, carlson, williams brutzman<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";color:black'>- (v4.0) corrections to segment hierarchy of names:<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";color:black'> HAnimJoint vl5 has parent humanoid_root<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";color:black'> HAnimJoint l_sternoclavicular has parent vt1<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";color:black'> HAnimJoint r_sternoclavicular has parent vt1 <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";color:black'>- HAnimJoint can contain HAnimDisplacer nodes<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";color:black'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";color:black'>13 JAN 2023, brutzman, puk, myeong won lee, ryan<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";color:black'>- (X3D 4.0 Architecture DIS ISO Editor review)<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";color:black'>- (v4.0) rename TextureProjector component to TextureProjection component,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";color:black'> avoiding name overloading with node names<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";color:black'>- (v4.0) HAnimMotion rename frameCount to totalFrameCount, accessType inputOutput<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";color:black'>- (v4.0) HAnimMotion allow skeletalConfiguration in order to allow compatibility<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";color:black'> testing with HAnimHumanoid node pending final acceptance in HAnim2.1<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";color:black'> and X3D4.1 specifications, Mantis 1415<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";color:black'>- (v4.0) Mantis 1398, OrthoViewpoint fieldOfView remains type SFVec4f for strict<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";color:black'> validation though X3D4 specification allows MFFloat for legacy tools<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";color:black'>- (v4.0) Mantis 1411 capitalize Web Audio enumerations, also change hyphens<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";color:black'> to underscores, in order to match X3D naming conventions<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";color:black'>- (v4.0) TODO Mantis 1420: Missing 5 enumeration sets (and likely fields) from<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";color:black'> Web Audio interfaces: AudioContextState, AudioContextLatencyCategory, <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Courier New";color:black'> AutomationRate, PanningModelType, DistanceModelType.<o:p></o:p></span></p><ul type=disc><li class=MsoNormal style='color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0 level1 lfo2;background:#CCFFFF'><span style='font-size:12.0pt;font-family:"Times New Roman",serif'>X3D XML Schema <a href="https://www.web3d.org/specifications/x3d-4.0.xsd" target="_blank">x3d-4.0.xsd</a> and <a href="https://www.web3d.org/specifications/X3dSchemaDocumentation4.0.html" target="_blank">documentation</a> (latest)<o:p></o:p></span></li><li class=MsoNormal style='color:black;mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0 level1 lfo2;background:#CCFFFF'><span style='font-size:12.0pt;font-family:"Times New Roman",serif'>XML DOCTYPE <a href="https://www.web3d.org/specifications/x3d-4.0.dtd" target="_blank">x3d-4.0.dtd</a> and <a href="https://www.web3d.org/specifications/X3dDoctypeDocumentation4.0.html" target="_blank">documentation</a> (latest)<o:p></o:p></span></li></ul><ol style='margin-top:0in' start=3 type=1><li class=MsoListParagraph style='margin-left:-.25in;mso-list:l4 level1 lfo1'><b>X3D Unified Object Model (X3DUOM)<o:p></o:p></b></li></ol><ul style='margin-top:0in' type=disc><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'>The X3D Unified Object Model (X3DUOM) is a full set of object-oriented interfaces for all nodes, fields and statements in the X3D Architecture Specification.<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'>https://www.web3d.org/specifications/X3DUOM.html<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'>X3DUOM is a validatable expression of X3D relationships that can be applied to implement various X3D file encodings and programming-language bindings.<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'>Future Work section describes how similar codebase autogeneration patterns might be applied to produce 100%-correct C, C++, C# and JavaScript libraries.<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'>X3DUOM is used to update each of the following releases.<o:p></o:p></li></ul><p class=MsoNormal><o:p> </o:p></p><ol style='margin-top:0in' start=4 type=1><li class=MsoListParagraph style='margin-left:-.25in;mso-list:l4 level1 lfo1'><b>X3D Schematron Validation release<o:p></o:p></b></li></ol><ul style='margin-top:0in' type=disc><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'>X3D Schematron helps authors by providing quality assurance to ensure intended results in X3D scenes and metadata.<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'>https://www.web3d.org/x3d/tools/schematron/X3dSchematron.html<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'>Current work updated rules generated by X3DUOM to validate parent-child relationships are all correct for Humanoid Animation (HAnim) version 2 models in X3D4.<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'>X3D Schematron is one of a dozen Quality Assurance (QA) tools that are applied to nearly 4000 models in the X3D Example Archives as a regression-testing suite.<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'>https://www.web3d.org/x3d/content/examples/X3dResources.html#QualityAssurance<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'>https://www.web3d.org/x3d/content/examples/X3dResources.html#Examples<o:p></o:p></li></ul><p class=MsoNormal><o:p> </o:p></p><ol style='margin-top:0in' start=5 type=1><li class=MsoListParagraph style='margin-left:-.25in;mso-list:l4 level1 lfo1'><b>Java release<o:p></o:p></b></li></ol><ul style='margin-top:0in' type=disc><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'>X3D Java Scene Access Interface Library (X3DJSAIL)<span style='font-size:10.0pt;font-family:"Courier New"'><o:p></o:p></span></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'><span style='font-size:10.0pt'>https://www.web3d.org/specifications/java/X3DJSAIL.html<o:p></o:p></span></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'>X3D Java Scene Access Interface Library (X3DJSAIL) supports programmers with standards-based X3D Java interfaces and objects, all as open source. <span style='font-size:10.0pt;font-family:"Courier New"'><o:p></o:p></span></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'>New work includes handling of alias names (uppercase/lowercase) for enumerations used by Web Audio API nodes in the <a href="https://www.web3d.org/specifications/X3Dv4Draft/ISO-IEC19775-1v4-DIS/Part01/components/sound.html">X3D4 Sound component</a>.<span style='font-size:10.0pt;font-family:"Courier New"'><o:p></o:p></span></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'><span style='font-size:10.0pt'>Built and runs </span>using latest version of Java, Ant and NetBeans.<span style='font-size:10.0pt;font-family:"Courier New"'><o:p></o:p></span></li></ul><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'><o:p> </o:p></span></p><ol style='margin-top:0in' start=6 type=1><li class=MsoListParagraph style='margin-left:-.25in;mso-list:l4 level1 lfo1'><b><span style='font-size:10.0pt'>Python release<o:p></o:p></span></b></li></ol><ul style='margin-top:0in' type=disc><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'><span style='font-size:10.0pt'>X3D Python Scene Access Interface Library (X3DPSAIL) implements the entire X3DUOM as an open-source Python library, published as x3d.py package on the widely used Python Packaging Index (PyPI). <o:p></o:p></span></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'><span style='font-size:10.0pt'>X3DPSAIL supports programmers with standards-based X3D Python interfaces and objects, all as open source. Current work has achieved good design patterns and full coverage for source code. <o:p></o:p></span></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'><span style='font-size:10.0pt'>https://www.web3d.org/x3d/stylesheets/python/python.html<o:p></o:p></span></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'><span style='font-size:10.0pt'>https://pypi.org/project/x3d<o:p></o:p></span></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'><span style='font-size:10.0pt'>Current work fixed a prior publication problem that prevented PyPI distribution.<o:p></o:p></span></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'><span style='font-size:10.0pt'>Built and runs using latest version of Python.<o:p></o:p></span></li></ul><p class=MsoNormal><span style='font-size:10.0pt'><o:p> </o:p></span></p><ol style='margin-top:0in' start=7 type=1><li class=MsoListParagraph style='margin-left:-.25in;mso-list:l4 level1 lfo1'><b>X3D Ontology for Semantic Web </b><b><span style='font-size:10.0pt'>release<o:p></o:p></span></b></li></ol><ul style='margin-top:0in' type=disc><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'>Current work is has achieved good design patterns and full coverage supporting the X3D Ontology for Semantic Web. <o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'>The X3D Ontology for Semantic Web provides terms of reference for semantic query of X3D graphics models, including interactive 3D geometry, multimedia, and metadata.<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo2'>https://www.web3d.org/x3d/content/semantics<o:p></o:p></li></ul><p class=MsoNormal><span style='font-size:10.0pt'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt'>Work in progress: corresponding updates for X3D-Edit Authoring Tool and X3D Validator are progressing satisfactorily and will likely be deployed in near future.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt'>All adoption and feedback are always welcome. Have fun with X3D4! 8)<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"'>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>