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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal>John and Holger, just noticed an error in this scene excerpt:<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 lfo3'>DirectionalLight is not an allowed child node within MetadataSet<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l2 level1 lfo3'>That is because MetadataSet can only contain other Metadata* nodes as child values<o:p></o:p></li></ul><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>References:<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:l1 level1 lfo2'>X3D4 Architecture, annex 7 Core Component, clause 7.4.5 MetadataSet<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l1 level1 lfo2'>https://www.web3d.org/specifications/X3Dv4Draft/ISO-IEC19775-1v4-DIS/Part01/components/core.html#MetadataSet<o:p></o:p></li></ul><div style='mso-element:para-border-div;border:none;border-bottom:solid windowtext 1.5pt;padding:0in 0in 1.0pt 0in'><p class=MsoNormal style='border:none;padding:0in'><o:p> </o:p></p></div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'>MetadataSet : X3DNode, X3DMetadataObject { <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'> SFNode [in,out] metadata NULL [X3DMetadataObject]<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'> SFString [in,out] name ""<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'> SFString [in,out] reference ""<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Courier New"'> MFNode [in,out] value [] [X3DMetadataObject]<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><div style='mso-element:para-border-div;border:none;border-bottom:solid windowtext 1.5pt;padding:0in 0in 1.0pt 0in'><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;border:none;padding:0in'>The <i>value</i> field provides a list of <i>X3DMetadataObject</i> nodes whose meaning is specified by the <i>name</i> field.<o:p></o:p></p></div><ul style='margin-top:0in' type=disc><li class=MsoListParagraph style='margin-left:0in;mso-list:l1 level1 lfo2'>X3D Tooltips, MetadataSet<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l1 level1 lfo2'>https://www.web3d.org/x3d/content/X3dTooltips.html#MetadataSet<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l1 level1 lfo2'>I have added warnings to tooltips for all Metadata* nodes (MetadataBoolean MetadataDouble MetadataFloat MetadataInteger MetadataSet MetadataString) in this regard<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l1 level1 lfo2'>Also added a tooltip hint that Metadata nodes are allowed as root nodes within a scene<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l1 level1 lfo2'>X3D4 Architecture, annex 4 Concepts, 4.3.2 Root nodes<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l1 level1 lfo2'>https://www.web3d.org/specifications/X3Dv4Draft/ISO-IEC19775-1v4-DIS/Part01/concepts.html#Rootnodes<o:p></o:p></li></ul><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Validation: a variety of other tools should detect this problem. I made some small improvements in documentation and diagnostic explanations, since X3D4 changes default containerField to ‘value’ which means that undefined default containerField values may need changing in some scenes when upgrading to X3D4.<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:l1 level1 lfo2'>XML DOCTYPE https://www.web3d.org/specifications/X3dDoctypeDocumentation4.0.html#MetadataSet<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l1 level1 lfo2'>XML Schema https://www.web3d.org/specifications/X3dSchemaDocumentation4.0/x3d-4.0_MetadataSet.html<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l1 level1 lfo2'>X3D Schematron https://www.web3d.org/x3d/tools/schematron/X3dSchematron.html<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l1 level1 lfo2'>X3D Tidy https://www.web3d.org/x3d/stylesheets/X3dTidy.html<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l1 level1 lfo2'>X3D Unified Object Model (X3DUOM) clearly states that MetadataSet can only contain other X3DMetadateNodes.<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l1 level1 lfo2'>Thus strong node typing in Java X3DJSAIL and Python X3DPSAIL (x3d.py) only accept those nodes as well – tested satisfactorily.<o:p></o:p></li></ul><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Also updated test scene and translations at<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:l1 level1 lfo2'>https://www.web3d.org/x3d/content/examples/Basic/development/TestMetadata.x3d<o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l1 level1 lfo2'>https://www.web3d.org/x3d/content/examples/Basic/development/TestMetadataNodesIndex.html<o:p></o:p></li></ul><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Have fun with X3D4 metadata sets! 8)<o:p></o:p></p><div><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></div><p class=MsoNormal><o:p> </o:p></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b>From:</b> John Carlson <yottzumm@gmail.com> <br><b>Sent:</b> Friday, July 1, 2022 2:24 PM<br><b>To:</b> Brutzman, Donald (Don) (CIV) <brutzman@nps.edu><br><b>Cc:</b> Holger Seelig <holger.seelig@yahoo.de>; X3D Graphics public mailing list <x3d-public@web3d.org><br><b>Subject:</b> Re: [x3d-public] X3dToPython.xslt warnings and errors produced from Holger's examples<o:p></o:p></p></div></div><div><div><p class=MsoNormal><span style='font-size:10.0pt'><o:p> </o:p></span></p><p class=MsoNormal>Here are rereported issues. <o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>One can download the create3000 Library with:<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>git clone <a href="https://nam10.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.com%2Fcreate3000%2FLibrary&data=05%7C01%7Cbrutzman%40nps.edu%7C7ca51788111a48f79ca608da5ba7ff3a%7C6d936231a51740ea9199f7578963378e%7C0%7C0%7C637923074778304673%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=PII38%2BCFjfJsYlERQQJ1yPgW4fTBnY7STuoYAm2aNWQ%3D&reserved=0">https://github.com/create3000/Library</a><o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Then use X3dToPython.xslt in Library/Tests/Components/ParticleSystems/.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>translating to python<br>BEGIN ../Library/Tests/Components/ParticleSystems/Bubbles.x3d > py, *** Warning: X3dToPython.xslt attribute type not found for DirectionalLight field 'shadows'<br>*** Error: tuple-size not found for type '' (type value missing)<br>END ../Library/Tests/Components/ParticleSystems/Bubbles.x3d<br><br>BEGIN ../Library/Tests/Components/ParticleSystems/Fire.x3d > py, *** Warning: X3dToPython.xslt attribute type not found for DirectionalLight field 'shadows'<br>*** Error: tuple-size not found for type '' (type value missing)<br>END ../Library/Tests/Components/ParticleSystems/Fire.x3d<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Since shadows is an SFBool, there is no tuple-size, perhaps?<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>The above errors show that type is '', not SFBool. I can't figure out the XSLT yet.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>I will look at the XML.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Here's one example from Bubbles.x3d:<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal> <MetadataSet DEF='Selection' containerField='value'<br> name='Selection'<br> reference='<a href="https://nam10.safelinks.protection.outlook.com/?url=http%3A%2F%2Ftitania.create3000.de%2F&data=05%7C01%7Cbrutzman%40nps.edu%7C7ca51788111a48f79ca608da5ba7ff3a%7C6d936231a51740ea9199f7578963378e%7C0%7C0%7C637923074778304673%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=Zu8BlsdTJpf7vei5WDWBTdzk32ExC23VMWRhRk9wq%2BI%3D&reserved=0">http://titania.create3000.de</a>'><br> <MetadataSet DEF='previous' containerField='value'<br> name='previous'<br> reference='<a href="https://nam10.safelinks.protection.outlook.com/?url=http%3A%2F%2Ftitania.create3000.de%2F&data=05%7C01%7Cbrutzman%40nps.edu%7C7ca51788111a48f79ca608da5ba7ff3a%7C6d936231a51740ea9199f7578963378e%7C0%7C0%7C637923074778304673%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=Zu8BlsdTJpf7vei5WDWBTdzk32ExC23VMWRhRk9wq%2BI%3D&reserved=0">http://titania.create3000.de</a>'/><br> <MetadataSet DEF='children' containerField='value'<br> name='children'<br> reference='<a href="https://nam10.safelinks.protection.outlook.com/?url=http%3A%2F%2Ftitania.create3000.de%2F&data=05%7C01%7Cbrutzman%40nps.edu%7C7ca51788111a48f79ca608da5ba7ff3a%7C6d936231a51740ea9199f7578963378e%7C0%7C0%7C637923074778304673%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=Zu8BlsdTJpf7vei5WDWBTdzk32ExC23VMWRhRk9wq%2BI%3D&reserved=0">http://titania.create3000.de</a>'><br> <DirectionalLight DEF='_1' containerField='value'<br> direction='-0.372556 -3.8217e-05 -0.92801'<br> shadows='true'<br> shadowIntensity='0.518717'/><br> </MetadataSet><br> </MetadataSet><br> </MetadataSet><o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Here's another from Fire.x3d:<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal> <DirectionalLight DEF='_1'<br> direction='-0.531638 -0.672816 -0.51447'<br> shadows='true'<br> shadowIntensity='0.605'/><o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Hope this helps. I'm bamboozled until I can find a better XSLT debugger. We're a bit over budget the last few months.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Looks like everything is up-to-date.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>I'd like to make sure Fire.py works before proceeding to further debug x3djsonld.py, so I know I have a good example python to pull ideas from.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>There are no examples of DirectionalLight and attribute shadows in the X3D Examples on sourceforge. Perhaps it's time to add an example?<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>I'm presently downloading Savage. Maybe we'll get lucky.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Thanks!<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>John<o:p></o:p></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal>On Fri, Jul 1, 2022 at 3:48 PM John Carlson <<a href="mailto:yottzumm@gmail.com">yottzumm@gmail.com</a>> wrote:<o:p></o:p></p></div><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in'><div><p class=MsoNormal>Background for what I’m going to test. I’m in-line with your analysis of this one issue. I don’t recall if ‘shadows’ in DirectionalLight is still an issue (see thread). I’ve been able to address the gzip issue on my own system. There may be more issues to address.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Here’s how i test in X3DJSONLD:<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>X3DJSONLD/src/main/shell $ bash don.sh ../Library/Tests/Components/ParticleSystems/*.x3d<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>You may use a single .x3d file.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>I’m going to run downstairs to run the test.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal>On Fri, Jul 1, 2022 at 9:16 AM Brutzman, Donald (Don) (CIV) <<a href="mailto:brutzman@nps.edu" target="_blank">brutzman@nps.edu</a>> wrote:<o:p></o:p></p></div><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in'><div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Nor is particleElasticity (or the word “elasticity”) found in X3D4 specification. Thus not in any other validation tools.<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><ul type=disc><li class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0 level1 lfo1'><a href="https://www.web3d.org/specifications/X3Dv4Draft/ISO-IEC19775-1v4-DIS/Part01/components/particleSystems.html" target="_blank">https://www.web3d.org/specifications/X3Dv4Draft/ISO-IEC19775-1v4-DIS/Part01/components/particleSystems.html</a><o:p></o:p></li></ul><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>And so, looking around, wondering what is being talked about. Presumably a browser-specific extension, building on the X in X3D.<o:p></o:p></p></div></div><div><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b>From:</b> x3d-public <<a href="mailto:x3d-public-bounces@web3d.org" target="_blank">x3d-public-bounces@web3d.org</a>> <b>On Behalf Of </b>John Carlson<br><b>Sent:</b> Sunday, June 26, 2022 1:46 PM<br><b>To:</b> Holger Seelig <<a href="mailto:holger.seelig@yahoo.de" target="_blank">holger.seelig@yahoo.de</a>>; X3D Graphics public mailing list <<a href="mailto:x3d-public@web3d.org" target="_blank">x3d-public@web3d.org</a>><br><b>Subject:</b> Re: [x3d-public] X3dToPython.xslt warnings and errors produced from Holger's examples<o:p></o:p></p></div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Holger's example:<o:p></o:p></p></div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p></div><div><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-top:5.0pt;margin-right:0in;margin-bottom:5.0pt'><div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>translating to json<br>BEGIN ../Library/Tests/Components/ParticleSystems/Waterfall.x3d > json, Warning: X3dToJson.xslt attribute type not found for ParticleSystem particleElasticity<br>END ../Library/Tests/Components/ParticleSystems/Waterfall.x3d<o:p></o:p></p></div></div></blockquote><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p></div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>particleElasticity not found in X3DUOM<o:p></o:p></p></div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p></div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>So specific to Holger's use case, I guess.<o:p></o:p></p></div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p></div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p></div></div></div></div></div></blockquote></div></div></blockquote></div></div></div></body></html>