<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">I examined file X3D/ISO-IEC19775/ISO-IEC19775-1/ISO-IEC19775-1v4.0/ISO-IEC19775-1v4-CD1/Part01/components/volume.html from github.<div class="">The xml header line declares the encoding of utf-8, as does the html meta tag, charset field</div><div class=""><br class=""><div class="">Line 904 is the first data row of table 41.5</div><div class=""><td>S ???? luminance (L)</td></div><div class="">where ???? denotes the garbled bytes.</div><div class=""><br class=""></div><div class="">Examining a hex dump, the 4 bytes between the space following 'S' and the space preceding 'l' are:</div><div class="">0xEF 0xBF 0xBD 0x3F</div><div class=""><br class=""></div><div class="">0xEF is a byte used in byte-order-marks in different encodings, but it is incorrect to have it in the middle of a file.</div><div class="">I have tried without success to decode these 4 bytes and portions of this byte-list in utf-8 and utf-16 ; the only success is that</div><div class="">the final byte, 3F, is the question mark in ascii.</div><div class=""><br class=""></div><div class="">I propose the way forward is to decide what character we want to put in these table rows , and a dash would be fine, and make the edit.</div><div class=""><br class=""></div><div class="">Vince Marchetti<br class=""><div><br class=""></div><div><br class=""><blockquote type="cite" class=""><div class="">On Sep 7, 2021, at 10:07 PM, Brutzman, Donald (Don) (CIV) <<a href="mailto:brutzman@nps.edu" class="">brutzman@nps.edu</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div class="WordSection1" style="page: WordSection1; caret-color: rgb(0, 0, 0); font-family: Monaco; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; 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;"><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class="">For Mantis<span class="Apple-converted-space"> </span><span style="font-size: 10pt; font-family: Verdana, sans-serif; background-color: rgb(243, 243, 243);" class="">899</span>, hoping someone can discern correct values for garbled characters in</div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><ul type="disc" style="margin-bottom: 0in; margin-top: 0in;" class=""><li class="MsoListParagraph" style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;"><a href="https://www.web3d.org/specifications/X3Dv4Draft/ISO-IEC19775-1v4-CD1/Part01/components/volume.html#t-transferFunctionTextureCoordinateMapping" style="color: blue; text-decoration: underline;" class="">https://www.web3d.org/specifications/X3Dv4Draft/ISO-IEC19775-1v4-CD1/Part01/components/volume.html#t-transferFunctionTextureCoordinateMapping</a></li><li class="MsoListParagraph" style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;">Table 41.5 — Transfer function mapping from texture type to texture coordinate</li></ul><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class="">Am thinking they might be quite simple, mdash or hyphen perhaps…</div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class="">all the best, Don<br class=""><span style="font-family: "Courier New";" class="">--<span class="Apple-converted-space"> </span><br class="">Don Brutzman Naval Postgraduate School, Code USW/Br <span class="Apple-converted-space"> </span><a href="mailto:brutzman@nps.edu" style="color: blue; text-decoration: underline;" class="">brutzman@nps.edu</a><br class="">Watkins 270, MOVES Institute, Monterey CA 93943-5000 USA +1.831.656.2149<br class="">X3D graphics, virtual worlds, navy robotics<span class="Apple-converted-space"> </span><a href="http://faculty.nps.edu/brutzman" style="color: blue; text-decoration: underline;" class="">http://faculty.nps.edu/brutzman</a></span><o:p class=""></o:p></div><div style="margin: 0in; font-size: 11pt; font-family: Calibri, sans-serif;" class=""><o:p class=""> </o:p></div></div><span style="caret-color: rgb(0, 0, 0); font-family: Monaco; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; 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; float: none; display: inline !important;" class="">_______________________________________________</span><br style="caret-color: rgb(0, 0, 0); font-family: Monaco; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; 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;" class=""><span style="caret-color: rgb(0, 0, 0); font-family: Monaco; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; 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; float: none; display: inline !important;" class="">x3d-public mailing list</span><br style="caret-color: rgb(0, 0, 0); font-family: Monaco; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; 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;" class=""><a href="mailto:x3d-public@web3d.org" style="color: blue; text-decoration: underline; font-family: Monaco; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px;" class="">x3d-public@web3d.org</a><br style="caret-color: rgb(0, 0, 0); font-family: Monaco; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; 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;" class=""><a href="http://web3d.org/mailman/listinfo/x3d-public_web3d.org" style="color: blue; text-decoration: underline; font-family: Monaco; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px;" class="">http://web3d.org/mailman/listinfo/x3d-public_web3d.org</a></div></blockquote></div><br class=""></div></div></body></html>