<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=utf-8"><meta name=Generator content="Microsoft Word 15 (filtered medium)"><style><!--
/* Font Definitions */
@font-face
{font-family:Wingdings;
panose-1:5 0 0 0 0 0 0 0 0 0;}
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
@font-face
{font-family:Verdana;
panose-1:2 11 6 4 3 5 4 4 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
font-size:11.0pt;
font-family:"Calibri",sans-serif;}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:#0563C1;
text-decoration:underline;}
p.MsoListParagraph, li.MsoListParagraph, div.MsoListParagraph
{mso-style-priority:34;
margin-top:0in;
margin-right:0in;
margin-bottom:0in;
margin-left:.5in;
font-size:11.0pt;
font-family:"Calibri",sans-serif;}
span.EmailStyle18
{mso-style-type:personal-reply;
font-family:"Calibri",sans-serif;
color:windowtext;}
.MsoChpDefault
{mso-style-type:export-only;
font-size:10.0pt;}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
/* List Definitions */
@list l0
{mso-list-id:1256667244;
mso-list-type:hybrid;
mso-list-template-ids:-1902496108 992235526 67698691 67698693 67698689 67698691 67698693 67698689 67698691 67698693;}
@list l0:level1
{mso-level-start-at:2;
mso-level-number-format:bullet;
mso-level-text:;
mso-level-tab-stop:none;
mso-level-number-position:left;
text-indent:-.25in;
font-family:Symbol;
mso-fareast-font-family:Calibri;
mso-bidi-font-family:"Times New Roman";}
@list l0:level2
{mso-level-number-format:bullet;
mso-level-text:o;
mso-level-tab-stop:none;
mso-level-number-position:left;
text-indent:-.25in;
font-family:"Courier New";}
@list l0:level3
{mso-level-number-format:bullet;
mso-level-text:;
mso-level-tab-stop:none;
mso-level-number-position:left;
text-indent:-.25in;
font-family:Wingdings;}
@list l0:level4
{mso-level-number-format:bullet;
mso-level-text:;
mso-level-tab-stop:none;
mso-level-number-position:left;
text-indent:-.25in;
font-family:Symbol;}
@list l0:level5
{mso-level-number-format:bullet;
mso-level-text:o;
mso-level-tab-stop:none;
mso-level-number-position:left;
text-indent:-.25in;
font-family:"Courier New";}
@list l0:level6
{mso-level-number-format:bullet;
mso-level-text:;
mso-level-tab-stop:none;
mso-level-number-position:left;
text-indent:-.25in;
font-family:Wingdings;}
@list l0:level7
{mso-level-number-format:bullet;
mso-level-text:;
mso-level-tab-stop:none;
mso-level-number-position:left;
text-indent:-.25in;
font-family:Symbol;}
@list l0:level8
{mso-level-number-format:bullet;
mso-level-text:o;
mso-level-tab-stop:none;
mso-level-number-position:left;
text-indent:-.25in;
font-family:"Courier New";}
@list l0:level9
{mso-level-number-format:bullet;
mso-level-text:;
mso-level-tab-stop:none;
mso-level-number-position:left;
text-indent:-.25in;
font-family:Wingdings;}
ol
{margin-bottom:0in;}
ul
{margin-bottom:0in;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72" style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal>Thanks for your excellent comment Holger. Captured 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:l0 level1 lfo1'>Mantis <span style='font-size:10.0pt;font-family:"Verdana",sans-serif;color:black;background:#F3F3F3'>1411: enumeration values for Web Audio nodes do not follow CAPITALIZATION conventions</span><o:p></o:p></li><li class=MsoListParagraph style='margin-left:0in;mso-list:l0 level1 lfo1'>https://www.web3d.org/member-only/mantis/view.php?id=1411<o:p></o:p></li></ul><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Description<o:p></o:p></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana",sans-serif;color:black;background:#EBEBEB'>The updated X3D Sound Component includes support for W3C Web Audio capabilities.</span><span style='font-size:10.0pt;font-family:"Verdana",sans-serif;color:black'><br clear=all><br clear=all><span style='background:#EBEBEB'>* X3D4 Architecture, clause 16 Sound Component</span><br clear=all><span style='background:#EBEBEB'>* </span></span><a href="https://www.web3d.org/specifications/X3Dv4Draft/ISO-IEC19775-1v4-DIS/Part01/components/sound.html"><span style='font-size:10.0pt;font-family:"Verdana",sans-serif;color:royalblue;background:#EBEBEB;text-decoration:none'>https://www.web3d.org/specifications/X3Dv4Draft/ISO-IEC19775-1v4-DIS/Part01/components/sound.html</span></a><span style='font-size:10.0pt;font-family:"Verdana",sans-serif;color:black'><br clear=all><br clear=all><span style='background:#EBEBEB'>* Web Audio API, World Wide Web Consortium (W3C) Candidate Recommendation, 11 June 2020.</span><br clear=all><span style='background:#EBEBEB'>* </span></span><a href="https://www.w3.org/TR/webaudio"><span style='font-size:10.0pt;font-family:"Verdana",sans-serif;color:royalblue;background:#EBEBEB;text-decoration:none'>https://www.w3.org/TR/webaudio</span></a><span style='font-size:10.0pt;font-family:"Verdana",sans-serif;color:black'><br clear=all><br clear=all><span style='background:#EBEBEB'>Examples include:</span><br clear=all><br clear=all><span style='background:#EBEBEB'>================</span><br clear=all><br clear=all><span style='background:#EBEBEB'>16.3.1 X3DSoundChannelNode</span><br clear=all><span style='background:#EBEBEB'>X3DSoundChannelNode : X3DSoundNode {</span><br clear=all><span style='background:#EBEBEB'> SFString [in,out] channelCountMode "max" ["max", "clamped-max", "explicit"]</span><br clear=all><span style='background:#EBEBEB'> SFString [in,out] channelInterpretation "speakers" ["speakers", "discrete"]</span><br clear=all><span style='background:#EBEBEB'> MFNode [in,out] children NULL [X3DSoundChannelNode,X3DSoundProcessingNode,X3DSoundSourceNode]</span><br clear=all><span style='background:#EBEBEB'>[...]</span><br clear=all><br clear=all><span style='background:#EBEBEB'>================</span><br clear=all><span style='background:#EBEBEB'>16.3.2 X3DSoundDestinationNode</span><br clear=all><span style='background:#EBEBEB'>X3DSoundDestinationNode : X3DSoundNode {</span><br clear=all><span style='background:#EBEBEB'>[...]</span><br clear=all><span style='background:#EBEBEB'> SFString [in,out] channelCountMode "max" ["max", "clamped-max", "explicit"]</span><br clear=all><span style='background:#EBEBEB'> SFString [in,out] channelInterpretation "speakers" ["speakers", "discrete"]</span><br clear=all><br clear=all><span style='background:#EBEBEB'>================</span><br clear=all><br clear=all><span style='background:#EBEBEB'>16.4.4 BiquadFilter</span><br clear=all><span style='background:#EBEBEB'>BiquadFilter : X3DSoundProcessingNode {</span><br clear=all><span style='background:#EBEBEB'> SFString [in,out] channelCountMode "max" ["max", "clamped-max", "explicit"]</span><br clear=all><span style='background:#EBEBEB'> SFString [in,out] channelInterpretation "speakers" ["speakers", "discrete"]</span><br clear=all><span style='background:#EBEBEB'>[...]</span><br clear=all><span style='background:#EBEBEB'> SFString [in,out] type "lowpass" ["lowpass", "highpass", "bandpass", "lowshelf",</span><br clear=all><span style='background:#EBEBEB'> "highshelf", "peaking", "notch", "allpass"]<o:p></o:p></span></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana",sans-serif;color:black;background:#EBEBEB'>================</span><span style='font-size:10.0pt;font-family:"Verdana",sans-serif;color:black'><br clear=all><br clear=all><span style='background:#EBEBEB'>Instead, the chosen enumerations exactly match spelling and capitalization of Web Audio API.</span><br clear=all><span style='background:#EBEBEB'>* </span></span><a href="https://www.w3.org/TR/webaudio/#enumdef-channelcountmode"><span style='font-size:10.0pt;font-family:"Verdana",sans-serif;color:royalblue;background:#EBEBEB;text-decoration:none'>https://www.w3.org/TR/webaudio/#enumdef-channelcountmode</span></a><span style='font-size:10.0pt;font-family:"Verdana",sans-serif;color:black'><br clear=all><span style='background:#EBEBEB'>* </span></span><a href="https://www.w3.org/TR/webaudio/#enumdef-channelinterpretation"><span style='font-size:10.0pt;font-family:"Verdana",sans-serif;color:royalblue;background:#EBEBEB;text-decoration:none'>https://www.w3.org/TR/webaudio/#enumdef-channelinterpretation</span></a><span style='font-size:10.0pt;font-family:"Verdana",sans-serif;color:black'><br clear=all><br clear=all><span style='background:#EBEBEB'>Question to be confirmed:</span><br clear=all><span style='background:#EBEBEB'>a. change capitalization to match X3D naming conventions for enumerations, or</span><br clear=all><span style='background:#EBEBEB'>b. maintain exact matches with Web Audio API to maximize interoperability and avoid errors</span></span><o:p></o:p></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='border:none;padding:0in'><o:p> </o:p></p></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>So there is the reason why. I think that exact matching eliminates large classes of potential future errors by implementers and authors.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Thanos, Efi, Dick (co-designers) and everyone: additional insight regarding change or confirmation welcome.<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> x3d-public <x3d-public-bounces@web3d.org> <b>On Behalf Of </b>Holger Seelig<br><b>Sent:</b> Saturday, December 10, 2022 12:30 PM<br><b>To:</b> X3D <x3d-public@web3d.org><br><b>Subject:</b> [x3d-public] Case of X3D Enum values<o:p></o:p></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>The X3D standard defines several enum values in SFString or MFString format, all past enums are in uppercase format,. This should be standard for all future enums!<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Deviating therefrom the field values of „<span style='font-size:8.5pt;color:black'> channelCountMode</span>“, „<span style='font-size:8.5pt;color:black'> channelInterpretation</span>“, and „<span style='font-size:8.5pt;color:black'> type</span>“ in the Sound component are in lowercase, wondering why this is the case.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Best regards,<o:p></o:p></p></div><div><p class=MsoNormal>Holger Seelig<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div></div></div></body></html>