<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:x="urn:schemas-microsoft-com:office:excel" xmlns:p="urn:schemas-microsoft-com:office:powerpoint" xmlns:a="urn:schemas-microsoft-com:office:access" xmlns:dt="uuid:C2F41010-65B3-11d1-A29F-00AA00C14882" xmlns:s="uuid:BDC6E3F0-6DA3-11d1-A2A3-00AA00C14882" xmlns:rs="urn:schemas-microsoft-com:rowset" xmlns:z="#RowsetSchema" xmlns:b="urn:schemas-microsoft-com:office:publisher" xmlns:ss="urn:schemas-microsoft-com:office:spreadsheet" xmlns:c="urn:schemas-microsoft-com:office:component:spreadsheet" xmlns:odc="urn:schemas-microsoft-com:office:odc" xmlns:oa="urn:schemas-microsoft-com:office:activation" xmlns:html="http://www.w3.org/TR/REC-html40" xmlns:q="http://schemas.xmlsoap.org/soap/envelope/" xmlns:rtc="http://microsoft.com/officenet/conferencing" xmlns:D="DAV:" xmlns:Repl="http://schemas.microsoft.com/repl/" xmlns:mt="http://schemas.microsoft.com/sharepoint/soap/meetings/" xmlns:x2="http://schemas.microsoft.com/office/excel/2003/xml" xmlns:ppda="http://www.passport.com/NameSpace.xsd" xmlns:ois="http://schemas.microsoft.com/sharepoint/soap/ois/" xmlns:dir="http://schemas.microsoft.com/sharepoint/soap/directory/" xmlns:ds="http://www.w3.org/2000/09/xmldsig#" xmlns:dsp="http://schemas.microsoft.com/sharepoint/dsp" xmlns:udc="http://schemas.microsoft.com/data/udc" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:sub="http://schemas.microsoft.com/sharepoint/soap/2002/1/alerts/" xmlns:ec="http://www.w3.org/2001/04/xmlenc#" xmlns:sp="http://schemas.microsoft.com/sharepoint/" xmlns:sps="http://schemas.microsoft.com/sharepoint/soap/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:udcs="http://schemas.microsoft.com/data/udc/soap" xmlns:udcxf="http://schemas.microsoft.com/data/udc/xmlfile" xmlns:udcp2p="http://schemas.microsoft.com/data/udc/parttopart" xmlns:wf="http://schemas.microsoft.com/sharepoint/soap/workflow/" xmlns:dsss="http://schemas.microsoft.com/office/2006/digsig-setup" xmlns:dssi="http://schemas.microsoft.com/office/2006/digsig" xmlns:mdssi="http://schemas.openxmlformats.org/package/2006/digital-signature" xmlns:mver="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns:mrels="http://schemas.openxmlformats.org/package/2006/relationships" xmlns:spwp="http://microsoft.com/sharepoint/webpartpages" xmlns:ex12t="http://schemas.microsoft.com/exchange/services/2006/types" xmlns:ex12m="http://schemas.microsoft.com/exchange/services/2006/messages" xmlns:pptsl="http://schemas.microsoft.com/sharepoint/soap/SlideLibrary/" xmlns:spsl="http://microsoft.com/webservices/SharePointPortalServer/PublishedLinksService" xmlns:Z="urn:schemas-microsoft-com:" xmlns:st="" xmlns="http://www.w3.org/TR/REC-html40"><head><META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=us-ascii"><meta name=Generator content="Microsoft Word 12 (filtered medium)"><!--[if !mso]><style>v\:* {behavior:url(#default#VML);}
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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Thanks all for the pointers! I am checking out CTK now, very cool!<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'>Best,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Robert<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 style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Julien Finet [mailto:julien.finet@kitware.com] <br><b>Sent:</b> Wednesday, January 26, 2011 1:48 PM<br><b>To:</b> Manzke, Robert; Eric E. Monson<br><b>Cc:</b> vtk-developers@vtk.org<br><b>Subject:</b> Re: [vtk-developers] Anyone has a Qt/Class widget to modify vtkcolormaps for volume rendering?<o:p></o:p></span></p></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal style='margin-bottom:12.0pt'><o:p> </o:p></p><div><p class=MsoNormal>On Wed, Jan 26, 2011 at 1:39 PM, Julien Finet <<a href="mailto:julien.finet@kitware.com">julien.finet@kitware.com</a>> wrote:<o:p></o:p></p><p class=MsoNormal>Hi Robert and Eric,<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Indeed, we have done some work in that direction for Slicer.<br>We have some basic Qt widgets in <a href="http://www.commontk.org" target="_blank">CTK</a> but we are now working on using more of the VTK/Charts (see image enclosed).<o:p></o:p></p></div><div><p class=MsoNormal>For a gallery of what exists in CTK: <a href="http://www.commontk.org/index.php/Documentation/ctkTransferFunctionWidget" target="_blank">http://www.commontk.org/index.php/Documentation/ctkTransferFunctionWidget</a><o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>For VTK Charts, the best is to look at the tests in VTK/Charts/Testing/Cxx and the associated baseline images in VTKData.<o:p></o:p></p></div><div><p class=MsoNormal><a href="http://www.vtk.org/doc/nightly/html/classvtkScalarsToColorsItem.html" target="_blank">http://www.vtk.org/doc/nightly/html/classvtkScalarsToColorsItem.html</a><o:p></o:p></p></div><div><p class=MsoNormal><a href="http://www.vtk.org/doc/nightly/html/classvtkControlPointsItem.html" target="_blank">http://www.vtk.org/doc/nightly/html/classvtkControlPointsItem.html</a><o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Regards,<o:p></o:p></p></div><div><p class=MsoNormal>Julien.<o:p></o:p></p></div><div><div><div><p class=MsoNormal><o:p> </o:p></p><div><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in'><div><p class=MsoNormal style='margin-bottom:12.0pt'>---------- Forwarded message ----------<br>From: <b>Eric E. Monson</b> <<a href="mailto:emonson@cs.duke.edu" target="_blank">emonson@cs.duke.edu</a>><br>Date: Wed, Jan 26, 2011 at 12:55 PM<br>Subject: Re: [vtk-developers] Anyone has a Qt/Class widget to modify vtk colormaps for volume rendering?<br>To: "Manzke, Robert" <<a href="mailto:robert.manzke@philips.com" target="_blank">robert.manzke@philips.com</a>><br>Cc: "<a href="mailto:vtk-developers@vtk.org" target="_blank">vtk-developers@vtk.org</a>" <<a href="mailto:vtk-developers@vtk.org" target="_blank">vtk-developers@vtk.org</a>><br><br><o:p></o:p></p><div><p class=MsoNormal>Hey Robert,<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Hopefully someone more knowledgeable about the current status will reply, too (Marcus, Julien...), but I know there has been some recent work (not in 5.6, but current development and next release) on editing color transfer functions with the 2D API elements in VTK/Charts. I'm sorry I can't guide you to the right examples, but vtkColorTransferFunction and vtkPiecewiseFunction are part of this effort, and I see there are both tests and examples linked from the Doxygen pages that may get you someplace:<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><a href="http://www.vtk.org/doc/nightly/html/classvtkColorTransferFunction.html" target="_blank">http://www.vtk.org/doc/nightly/html/classvtkColorTransferFunction.html</a><o:p></o:p></p></div><div><p class=MsoNormal><a href="http://www.vtk.org/doc/nightly/html/classvtkPiecewiseFunction.html" target="_blank">http://www.vtk.org/doc/nightly/html/classvtkPiecewiseFunction.html</a><o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>These were developed for the 3DSlicer application, which is also an open-source project. I've never looked at the code, but it's at least possible that it may be easier to grab something from there rather than ParaView...<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><a href="http://www.slicer.org/" target="_blank">http://www.slicer.org/</a><o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Hope this at least gets you started on pursuing another possibility,<o:p></o:p></p></div><div><p class=MsoNormal>-Eric<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Helvetica","sans-serif";color:black'>------------------------------------------------------<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Helvetica","sans-serif";color:black'>Eric E Monson<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Helvetica","sans-serif";color:black'>Duke Visualization Technology Group<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Helvetica","sans-serif";color:black'><o:p> </o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><div><div><div><div><p class=MsoNormal>On Jan 26, 2011, at 11:17 AM, Manzke, Robert wrote:<o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p></div></div></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><div><div><div><div><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>Anyone has a link to a Qt/Class widget to modify vtk colormaps for volume rendering?<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>I have been checking out the code of Paraview, but the color map editor is pretty sophisticated.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>Thanks a lot,<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>Robert<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div class=MsoNormal align=center style='text-align:center'><hr size=2 width="100%" align=center></div><p class=MsoNormal><span style='font-size:7.5pt;font-family:"Arial","sans-serif";color:gray'>The information contained in this message may be confidential and legally protected under applicable law. 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