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</o:shapelayout></xml><![endif]--></head><body bgcolor=white lang=EN-GB link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Len,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I have looked through your goals and would like to comment on your goal 4 – compatibility with V3.3.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I would say that the goal should be to <b><u>maximise</u></b> compatibility with V3.3. I would also be very interested to hear in what way you think compatibility might be broken. I suspect one would be the event model. I have a germ of an idea about that.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I would like to see, if at all possible, a situation where my development X3D V3.3 in C++ can also handle what is carried over to V4 (obviously extensions would be required for new features) <u>without</u> needing a converter. Perhaps this is a goal we can aim for together.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Regards,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Roy<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext'>From:</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext'> x3d [mailto:x3d-bounces@web3d.org] <b>On Behalf Of </b>Leonard Daly<br><b>Sent:</b> 15 September 2015 01:18<br><b>To:</b> 'x3D WG'; x3d-public@web3d.org<br><b>Subject:</b> [x3d] Goals for V4<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal style='margin-bottom:12.0pt'>I have been developing several ideas for X3D V4 to align X3D with current development practice while maintaining important links to the past. I have posted my goals for my work at <a href="http://realism.com/blog/declaractive-3d-goals">http://realism.com/blog/declaractive-3d-goals</a> (also listed below). There is public comment capability at <a href="http://tools.realism.com/forums/x3d-evolution/declaractive-3d-goals">http://tools.realism.com/forums/x3d-evolution/declaractive-3d-goals</a><o:p></o:p></p><ol start=1 type=1><li class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0 level1 lfo1'>Very long life to support physical objects with long lifespans (e.g., industrial & transportation facilities)<o:p></o:p></li><li class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0 level1 lfo1'>Runs directly in browser without the need for plug-ins<o:p></o:p></li><li class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0 level1 lfo1'>Not required to run in a browser<o:p></o:p></li><li class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0 level1 lfo1'>Compatible with existing X3D V3.3 standard<br>Note that this does not require full backwards compatibility; but the ability to handle pre V4 content, perhaps with a converter.<o:p></o:p></li><li class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0 level1 lfo1'>Allows for creation, storage, and use of content in a manner consistent with current and anticipated future practices<o:p></o:p></li><li class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0 level1 lfo1'>Runs on as wide of variety as possible of devices capable of displaying 3D content<o:p></o:p></li></ol><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>-- <br><b><span style='font-size:13.5pt;color:#333366'>Leonard Daly</span></b><span style='color:#333366'><br>X3D Co-Chair<br>Cloud Consultant<br>President, Daly Realism - <i>Creating the Future</i> </span><o:p></o:p></p></div></div></body></html>