<div dir="ltr">The problem is that we cannot change the behaviour of old code (the one available in PV <= 4.3.1) so to make them work (as they just refuse to read files with a version > 1) we have to change the actual writer.<br></div><div class="gmail_extra"><br clear="all"><div><div class="gmail_signature"><div dir="ltr"><b>Joachim Pouderoux</b><br><blockquote style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><font size="1"><i>PhD, Technical Expert</i></font><br><b><font size="1"><a href="http://www.kitware.fr" target="_blank">Kitware SAS</a></font></b><br></blockquote>
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<br><div class="gmail_quote">2015-04-14 16:06 GMT+02:00 Dan Lipsa <span dir="ltr"><<a href="mailto:dan.lipsa@kitware.com" target="_blank">dan.lipsa@kitware.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div class="gmail_extra"><div class="gmail_quote"><span class=""><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><br><span><div><br></div><div>> I use to generate PVTP/PTVU files on a project I generally link with the latest VTK. I use to visualize the obtained dataset with ParaView. However, since this change, I am not able to open any of those VTK XML files with PV <=4.3.1. To do so I have to manually edit the files and reverse the version tag from 2 to 1... My dataset have no blanking or ghost cells, thus may be one could only specify version 2 in the data writer if the data <u>really </u>contains information that a previous version of the reader could not read?<br></div><div><br></div></span><div>This is a great idea. Dan: if it is not too hard to do, please do this.</div></div></blockquote><div><br></div></span><div>I'll take a look a this. Maybe we should change the readers to only issue a warning if the file version is newer than the reader. It should not be a problem for old readers to read new files at least in this case - the only thing that happens is that ghost levels and blanking are not read correctly - this may not matter in certain cases.</div><span class="HOEnZb"><font color="#888888"><div><br></div><div>Dan</div></font></span><div><div class="h5"><div><br></div><div><br></div><div><br></div><div><br></div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><span><font color="#888888"><div><br></div><div>-berk</div></font></span><div><div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Apr 14, 2015 at 9:26 AM, Joachim Pouderoux <span dir="ltr"><<a href="mailto:joachim.pouderoux@kitware.com" target="_blank">joachim.pouderoux@kitware.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex"><div dir="ltr"><div><div><div><div>Thanks, this is good to now.<br></div><div>Question: the new architecture does not provide information about ghost level anymore. Is this information useless in general and was never used by any vtk filter?<br></div><div><br></div>Beside that , the change of VTK XML file version induced by this change can be a problem:<br></div>I use to generate PVTP/PTVU files on a project I generally link with the latest VTK. I use to visualize the obtained dataset with ParaView. However, since this change, I am not able to open any of those VTK XML files with PV <=4.3.1. To do so I have to manually edit the files and reverse the version tag from 2 to 1... My dataset have no blanking or ghost cells, thus may be one could only specify version 2 in the data writer if the data <u>really </u>contains information that a previous version of the reader could not read?<br><br></div>Best,<br></div>Joachim<br></div><div class="gmail_extra"><br clear="all"><div><div><div dir="ltr"><b>Joachim Pouderoux</b><br><blockquote style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-style:solid;border-left-color:rgb(204,204,204);padding-left:1ex"><font size="1"><i>PhD, Technical Expert</i></font><br><b><font size="1"><a href="http://www.kitware.fr" target="_blank">Kitware SAS</a></font></b><br></blockquote>
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<br><div class="gmail_quote"><div><div>2015-04-02 16:54 GMT+02:00 Dan Lipsa <span dir="ltr"><<a href="mailto:dan.lipsa@kitware.com" target="_blank">dan.lipsa@kitware.com</a>></span>:<br></div></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex"><div><div><div dir="ltr"><br><div>Dear VTK and ParaView developers,</div><div>We would like to draw your attention to the following updates to VTK/ParaView that change the way one interfaces to Ghost and Blanking cells and points.</div><div><br></div><div>These changes have just been merged into master repositories for VTK/ParaView.</div><div><br></div><div><a href="http://www.kitware.com/blog/home/post/856" target="_blank">http://www.kitware.com/blog/home/post/856</a><br></div><div><br></div><div>We welcome suggestions and/or bug reports on these changes.</div><div><br></div><div>Best regards,</div><div>Dan</div><div><br></div><div><br></div><div><br></div><div><br></div></div>
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