<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;">It should be a <span style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);">1</span><b style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);"><span class="texhtml mvar" style="font-style: italic;">π (180 degrees) </span></b><span style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);">turn only.</span><div><br></div><div><div>The orientation field of the Extrusion node should <span style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);">better</span><span style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);"> </span>hold these values:</div><div><br></div><div><div>0 1 0 0,</div><div>0 1 0 0.130899693899575,</div><div>0 1 0 0.261799387799149,</div><div>0 1 0 0.392699081698724,</div><div>0 1 0 0.523598775598299,</div><div>0 1 0 0.654498469497874,</div><div>0 1 0 0.785398163397448,</div><div>0 1 0 0.916297857297023,</div><div>0 1 0 1.0471975511966,</div><div>0 1 0 1.17809724509617,</div><div>0 1 0 1.30899693899575,</div><div>0 1 0 1.43989663289532,</div><div>0 1 0 1.5707963267949,</div><div>0 1 0 1.70169602069447,</div><div>0 1 0 1.83259571459405,</div><div>0 1 0 1.96349540849362,</div><div>0 1 0 2.0943951023932,</div><div>0 1 0 2.22529479629277,</div><div>0 1 0 2.35619449019235,</div><div>0 1 0 2.48709418409192,</div><div>0 1 0 2.61799387799149,</div><div>0 1 0 2.74889357189107,</div><div>0 1 0 2.87979326579064,</div><div>0 1 0 3.01069295969022,</div><div>0 1 0 3.14159265358979</div></div><br class="Apple-interchange-newline" style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);"></div><div><font color="#000000"><span style="caret-color: rgb(0, 0, 0);"><br></span></font><div><div><div dir="auto" style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><div dir="auto" style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><div dir="auto" style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><div dir="auto" style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><div dir="auto" style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><div dir="auto" style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><div dir="auto" style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><div dir="auto" style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><div dir="auto" style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><div dir="auto" style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><div dir="auto" style="text-align: start; text-indent: 0px; overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><div style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-transform: none; white-space: normal; word-spacing: 0px; text-decoration: none; -webkit-text-stroke-width: 0px;">—</div><div style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); letter-spacing: normal; text-transform: none; white-space: normal; word-spacing: 0px; text-decoration: none; -webkit-text-stroke-width: 0px;">Holger Seelig<br>holger.seelig@yahoo.de<br><br></div></div></div></div></div></div></div></div></div></div></div></div>
</div>
<div><br><blockquote type="cite"><div>Am 03.08.2025 um 04:15 schrieb Web3D WebServices via X3D-Ecosystem <x3d-ecosystem@web3d.org>:</div><br class="Apple-interchange-newline"><div>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<div><p>Um Holger...</p><p>Would that be a 1<b><span class="texhtml mvar" style="font-style:italic;">π </span></b><span class="texhtml mvar">or 2</span><b><span class="texhtml mvar" style="font-style:italic;">π </span></b><span class="texhtml mvar"> turn?</span></p><p><span class="texhtml mvar">Leonard</span></p><p><span class="texhtml mvar"><br>
</span></p>
<div class="moz-cite-prefix">On 8/2/2025 11:16 AM, Holger Seelig via
X3D-Ecosystem wrote:<br>
</div>
<blockquote type="cite" cite="mid:8C7C3FF5-E979-485C-96D7-100CC886D241@yahoo.de">
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<span style="caret-color: rgb(0, 0, 0);">Möbius
would turn in his grave if he saw the model.</span>
<div><font><span style="caret-color: rgb(0, 0, 0);"><br id="lineBreakAtBeginningOfMessage">
</span></font>
<div>
<meta charset="UTF-8">
<div>—<br>
Holger Seelig<br>
Leipzig, Germany<br>
<br>
<a class="moz-txt-link-abbreviated" href="mailto:holger.seelig@yahoo.de">holger.seelig@yahoo.de</a><br>
<a class="moz-txt-link-freetext" href="https://create3000.github.io/x_ite/">https://create3000.github.io/x_ite/</a><br>
<a class="moz-txt-link-freetext" href="https://patreon.com/X_ITE">https://patreon.com/X_ITE</a><br>
</div>
<div><br>
</div>
<br class="Apple-interchange-newline">
</div>
<div><br>
<blockquote type="cite">
<div>Am 01.08.2025 um 20:15 schrieb Don Brutzman via
X3D-Ecosystem <a class="moz-txt-link-rfc2396E" href="mailto:x3d-ecosystem@web3d.org"><x3d-ecosystem@web3d.org></a>:</div>
<br class="Apple-interchange-newline">
<div>
<div dir="ltr">Online, open source, in version control at
SourceForge:
<div>
<ul>
<li>X3D Example Archives: X3D4AM, X3D for Advanced
Modeling, Geometric Shapes, Mobius Extrusion</li>
<li>Mobius (or Mobius) is a surface with only one
side and only one boundary component.</li>
<li><a href="https://www.web3d.org/x3d/content/X3dForAdvancedModeling/GeometricShapes/MobiusExtrusionIndex.html" moz-do-not-send="true" class="moz-txt-link-freetext">https://www.web3d.org/x3d/content/X3dForAdvancedModeling/GeometricShapes/MobiusExtrusionIndex.html</a></li>
</ul>
<div>Vince, didn't that get derived from something you
originally did? Apologies if further provenance
information is needed, if so then please advise and
let's add it.</div>
<div><br>
</div>
<div>all the best, Don</div>
</div>
</div>
<br>
<div class="gmail_quote gmail_quote_container">
<div dir="ltr" class="gmail_attr">On Fri, Aug 1, 2025 at
5:35 AM Vincent Marchetti via X3D-Ecosystem <<a href="mailto:x3d-ecosystem@web3d.org" moz-do-not-send="true" class="moz-txt-link-freetext">x3d-ecosystem@web3d.org</a>>
wrote:<br>
</div>
<blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">John<br>
<br>
Yes, you can use the file for a ticket submission<br>
<br>
Vince Marchetti<br>
<br>
<br>
> On Aug 1, 2025, at 7:55 AM, John Carlson via
X3D-Ecosystem <<a href="mailto:x3d-ecosystem@web3d.org" target="_blank" moz-do-not-send="true" class="moz-txt-link-freetext">x3d-ecosystem@web3d.org</a>>
wrote:<br>
> <br>
> Vince,<br>
> <br>
> Can I release mobius.x3d to the x3d tickets on
sourceforge? I sent you email, probably too early!<br>
> <br>
> I’d like to get X3dToJson.xslt fixed, and stuff
added to the X3DJSAIL DOM loader. Apparently,
LineSets and NurbsPatchSurface need to be listed in a
humoungous set of if then else if statements as
children of Shape. I don’t know why they aren’t in
dispatch table(s), probably the branch prediction on
the CPU is wild. Maybe Java’s Jackson APIs could
supplant it.<br>
> <br>
> Here are a few of my type and method lookup
tables. They aren’t perfect!<br>
> <br>
> Michalis, could I use these for data driving the
JSON to X3DNode thing in Pascal? At least a first
cut?<br>
> <br>
> <a href="https://github.com/coderextreme/X3DJSONLD/blob/master/src/main/node/fieldTypes.js" rel="noreferrer" target="_blank" moz-do-not-send="true" class="moz-txt-link-freetext">https://github.com/coderextreme/X3DJSONLD/blob/master/src/main/node/fieldTypes.js</a><br>
> <br>
> <a href="https://github.com/coderextreme/X3DJSONLD/blob/master/src/main/node/mapToMethod.js" rel="noreferrer" target="_blank" moz-do-not-send="true" class="moz-txt-link-freetext">https://github.com/coderextreme/X3DJSONLD/blob/master/src/main/node/mapToMethod.js</a><br>
> <br>
> <br>
> <a href="https://github.com/coderextreme/X3DJSONLD/blob/master/src/main/node/mapToMethod2.js" rel="noreferrer" target="_blank" moz-do-not-send="true" class="moz-txt-link-freetext">https://github.com/coderextreme/X3DJSONLD/blob/master/src/main/node/mapToMethod2.js</a><br>
> <br>
> Overrides the former.<br>
> <br>
> <br>
> Thanks,<br>
> <br>
> John<br>
> -- <br>
> X3D-Ecosystem mailing list<br>
> <a href="mailto:X3D-Ecosystem@web3d.org" target="_blank" moz-do-not-send="true" class="moz-txt-link-freetext">X3D-Ecosystem@web3d.org</a><br>
> <a href="http://web3d.org/mailman/listinfo/x3d-ecosystem_web3d.org" rel="noreferrer" target="_blank" moz-do-not-send="true" class="moz-txt-link-freetext">http://web3d.org/mailman/listinfo/x3d-ecosystem_web3d.org</a><br>
<br>
<br>
-- <br>
X3D-Ecosystem mailing list<br>
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</blockquote>
</div>
-- <br>
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</div>
</blockquote>
</div>
<br>
</div>
<br>
<fieldset class="moz-mime-attachment-header"></fieldset>
</blockquote>
<div class="moz-signature">-- <br>
<b>Leonard Daly</b><br>
WebServices, Web3D Consortium<br>
President, Daly Realism - <i>Creating the Future</i><br>
</div>
</div>
-- <br>X3D-Ecosystem mailing list<br>X3D-Ecosystem@web3d.org<br>http://web3d.org/mailman/listinfo/x3d-ecosystem_web3d.org<br></div></blockquote></div><br></div></div></body></html>