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--></style></head><body lang=EN-US link=blue vlink="#954F72"><div class=WordSection1><ul style='margin-top:0in' type=disc><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo3'>I will see if and how it is possible to special case the nodes in these fields in x3dom, perhaps by removing them from the list of drawable objects.<o:p></o:p></li></ul><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>That is the biggest problem, that these are a special case of USE that does not exist anywhere else. Any processor is supposed to not render this allegedly useful list from the user code, or substitute a notation that does not whack use of USE.</p><p class=MsoNormal>Of course, big blasting tool-tips or all caps in the spec are not truly reasonable solutions to the issue.</p><p class=MsoNormal> </p><p class=MsoNormal>Thanks and Best, </p><p class=MsoNormal>Joe</p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><div style='mso-element:para-border-div;border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal style='border:none;padding:0in'><b>From: </b><a href="mailto:andreasplesch@gmail.com">Andreas Plesch</a><br><b>Sent: </b>Wednesday, June 20, 2018 5:15 AM<br><b>To: </b><a href="mailto:joedwil@earthlink.net">Joe D Williams</a><br><b>Cc: </b><a href="mailto:x3d-public@web3d.org">X3D Graphics public mailing list</a><br><b>Subject: </b>Re: [x3d-public] HAnim only skeleton renderable ?</p></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>Hi Joe,</p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>ok. Most of the HAnim scenes in the web3d examples archive probably populate these fields with USE references. My vague sense is that they do that only out of a perception that this is required or recommended, not for a functional purpose, but I did not go through those in detail.</p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>I will see if and how it is possible to special case the nodes in these fields in x3dom, perhaps by removing them from the list of drawable objects.</p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>On a spec. tangent, <span style='background:white'>19774-2/V2.0 Annex B, here</span></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><a href="http://www.web3d.org/documents/specifications/19774-2/V2.0/MotionDataAnimation/ExampleKeyframeAnimation.html" target="_blank">http://www.web3d.org/documents/specifications/19774-2/V2.0/MotionDataAnimation/ExampleKeyframeAnimation.html</a></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>and <span style='background:white'>19774-1/V2.0</span> Annex F</p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><a href="http://www.web3d.org/documents/specifications/19774-1/V2.0/HAnim/Design.html" target="_blank">http://www.web3d.org/documents/specifications/19774-1/V2.0/HAnim/Design.html</a></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>define a containerField='skeleton' for the example Humanoid whose parent is the Scene. This is probably an editing oversight.</p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>-Andreas</p></div><div><p class=MsoNormal><o:p> </o:p></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal>On Tue, Jun 19, 2018 at 6:52 PM Joseph D Williams <<a href="mailto:joedwil@earthlink.net" target="_blank">joedwil@earthlink.net</a>> wrote:</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><ul type=disc><li class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l1 level1 lfo1'>So my question is if only the nodes in the skeleton field should be</li></ul><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>rendered while the USE references in the joints and segments fields</p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>should not be rendered and are provided exclusively for other purposes</p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>(like kinematics) ? I could not quite answer that question from the</p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>standard language.</p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> </p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Forget these fields they are leftovers from when the skeleton was not included in the user code and the fields just defined which of the skeleton parts in the ‘standard’ model that was not even accessible to the actual user, these fields were all he got to author, and some animation. </p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Anyway, unless somebody can clearly show the need for these, then should be dumped, and never treated as required. When it became feasible to permit the skeleton into the actual user code, these fields became excess but for some reason nobody will delete them. </p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> </p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Thanks again, </p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Joe</p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> </p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> </p><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><a href="mailto:andreasplesch@gmail.com" target="_blank">Andreas Plesch</a><br><b>Sent: </b>Tuesday, June 19, 2018 5:35 AM<br><b>To: </b><a href="mailto:x3d-public@web3d.org" target="_blank">X3D Graphics public mailing list</a><br><b>Subject: </b>[x3d-public] HAnim only skeleton renderable ?</p></div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> </p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>In my first attempt to improve the implemention of HAnim nodes and</p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>fields in x3dom, most (all?) shapes making up the Nancy humanoid from</p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Nancy, native tags, were rendered multiple times, on top of each</p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>other.</p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>The reason turned out to be the USE references in the joints and</p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>segments field of Humanoid.</p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Since a USE node places another instance of a DEF node into the scene</p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>graph, all the Shapes in the joint and segment nodes were duplicated.</p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> </p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>So my question is if only the nodes in the skeleton field should be</p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>rendered while the USE references in the joints and segments fields</p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>should not be rendered and are provided exclusively for other purposes</p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>(like kinematics) ? I could not quite answer that question from the</p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>standard language.</p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> </p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>-Andreas</p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> </p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>-- </p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Andreas Plesch</p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Waltham, MA 02453</p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> </p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>_______________________________________________</p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>x3d-public mailing list</p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><a href="mailto:x3d-public@web3d.org" target="_blank">x3d-public@web3d.org</a></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><a href="http://web3d.org/mailman/listinfo/x3d-public_web3d.org" target="_blank">http://web3d.org/mailman/listinfo/x3d-public_web3d.org</a></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> </p></div></div></blockquote></div><p class=MsoNormal><br clear=all></p><div><p class=MsoNormal><o:p> </o:p></p></div><p class=MsoNormal>-- </p><p class=MsoNormal>Andreas Plesch<br>Waltham, MA 02453</p><p class=MsoNormal><o:p> </o:p></p></div></body></html>