<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Hey David,<div><br></div><div>You can do it if you apply the "Generate Surface Normals" filter. That gives you point data "Normals" that can be glyphed.</div><div><br></div><div>Maybe someone else that is more well versed in VTK data structures can chime in on why "cellNormals" shows up in the color combo-box but is not really considered to be a real point or cell data attribute (i.e. doesn't show up in the Information pane as a Data Array).</div><div><br></div><div>-Eric</div><div><br><div apple-content-edited="true"> <span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>------------------------------------------------------</div><div>Eric E Monson</div><div>Duke Visualization Technology Group</div><div><br class="webkit-block-placeholder"></div></div></span></div><br><div><div>On Mar 26, 2009, at 11:35 AM, David Doria wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite">With this file ( <a href="http://engineeringnotes.net/BunnyBlend.vtp">http://engineeringnotes.net/BunnyBlend.vtp</a>), I can color the cells by cellNormals, but I cannot apply glyph arrows using cellNormals. Why is that / how can I change it so that I can glyph the normals?<br> <br clear="all">Thanks,<br><br>David<br> _______________________________________________<br>Powered by <a href="http://www.kitware.com">www.kitware.com</a><br><br>Visit other Kitware open-source projects at <a href="http://www.kitware.com/opensource/opensource.html">http://www.kitware.com/opensource/opensource.html</a><br><br>Please keep messages on-topic and check the ParaView Wiki at: <a href="http://paraview.org/Wiki/ParaView">http://paraview.org/Wiki/ParaView</a><br><br>Follow this link to subscribe/unsubscribe:<br><a href="http://www.paraview.org/mailman/listinfo/paraview">http://www.paraview.org/mailman/listinfo/paraview</a><br></blockquote></div><br></div></body></html>