<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Hi Xiaojie Guo,<div class=""><br class=""></div><div class="">we implemented an open-source image-guided intervention (IGI) simulation tutorial which consists of several applications. The IGI bundle consists of several applications, which you can utilize for camera calibration, pivot calibration, digital 3D scanner, IGI navigation app etc. </div><div class=""><br class=""></div><div class="">You can find the source code and additional information here:</div><div class=""><a href="http://yanivresearch.info/igiTutorial/igiTutorial.html" class="">http://yanivresearch.info/igiTutorial/igiTutorial.html</a></div><div class=""><br class=""></div><div class="">You can use the “Pivot Calibration” app, which uses Qt as GUI, as is or take a look at the implementation, to solve you issue.</div><div class=""><br class=""></div><div class="">Best,</div><div class="">Ozgur</div><div class=""><br class=""></div><div class=""><br class=""></div><div class=""> <br class=""><div><blockquote type="cite" class=""><div class="">On Feb 24, 2017, at 3:25 AM, 郭晓杰 <<a href="mailto:xiaojieguo@sjtu.edu.cn" class="">xiaojieguo@sjtu.edu.cn</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div class="">Hi, everyone<br class=""><br class=""> Did someone solve this problem ? <br class=""><br class=""> <a href="http://public.kitware.com/pipermail/igstk-users/2013-January/002876.html" class="">http://public.kitware.com/pipermail/igstk-users/2013-January/002876.html</a><br class=""><br class=""> I also want to finish pivot calibration in Qt and I'm using the igstkPivotCalibratioFLTKWidget class as a guideline.<br class=""><br class=""> I found the callback function has "Fl::check()", so the callback function can still process the event. But in <br class="">Qt, I don't find a similiar function like it. Then the callback function can only run one time, no more events get.<br class="">Could anyone help me ? Thanks!<br class=""><br class="">Xiaojie Guo<br class=""><br class="">SJTU, Shanghai, China<br class="">_______________________________________________<br class="">Powered by <a href="http://www.kitware.com" class="">www.kitware.com</a><br class=""><br class="">Visit other Kitware open-source projects at <a href="http://www.kitware.com/opensource/opensource.html" class="">http://www.kitware.com/opensource/opensource.html</a><br class=""><br class="">Follow this link to subscribe/unsubscribe:<br class=""><a href="http://public.kitware.com/mailman/listinfo/igstk-users" class="">http://public.kitware.com/mailman/listinfo/igstk-users</a><br class=""></div></div></blockquote></div><br class=""></div></body></html>