<br><blockquote>Hi,<br><br>I am really very sorry.. I missed that part.. :-) i thought that it would be statement <br>to write into the file. So i ignored that part..<br><br>Its working fine.. Thanks a lot.<br><br>Regards<br>Rakesh Patil<br>---------- Original message ----------<br>From:"David Doria"< daviddoria+vtk@gmail.com ><br>Date: 18 Aug 10 19:40:10<br>Subject: Re: Re: Re: [vtkusers] How to delete set of points..?<br>To: Rakesh Patil <rakeshthp@in.com><br>Cc: VTK Mailing List <vtkusers@vtk.org><br><br><div>On Wed, Aug 18, 2010 at 10:06 AM, Rakesh Patil <span dir="ltr"><<a target=\"_blank\" target="_blank" href="mailto:rakeshthp@in.com">rakeshthp@in.com</a>></span> wrote:</div><div class="gmail_quote"><font color="#000000"></font><blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">
<font color="#000000"><br><font color="#000000"></font></font><blockquote><font color="#000000"><font color="#000000">Hello sir,<br><br>As you said, i have used rubber band pick style to select multiple points.<br>I tried the example given by you.. But it gives me selected data..<br><br>Now actually scenario is that suppose there is a set of points, And i select half part<br>
of this and delete. So after deleting the half part, the graphics window must show <br>the other remaining half only.. <br><br>But here <br>
<br>
<br><span></span>extractSelection<span>-</span><span>></span>GetOutput<span>(</span><span>)</span><span><br></span>
<br>contains the selected data. This i already have. Any other work around?<span><br><br>Time being i have used<br></span><br><a target=\"_blank\" href="http://vtk.org/Wiki/VTK/Examples/Cxx/PolyData/DeletePoint" target="_blank">http://vtk.org/Wiki/VTK/Examples/Cxx/PolyData/DeletePoint</a><br>
<span style="font-family: arial;">and this logic takes lot of time.</span><br><br>Thanks</font></font><div class="im"></div><font color="#000000"><font color="#000000"></font></font></blockquote><font color="#000000"></font></blockquote></div><br><div>Did you see this part at the bottom?</div><div><br></div><div><div>
//get points that are NOT in the selection</div><div> selectionNode->GetProperties()->Set(vtkSelectionNode::INVERSE(), 1); //invert the selection</div><div> extractSelection->Update();</div><div> std::cout << "There are " << vtkDataSet::SafeDownCast (extractSelection->GetOutput())->GetNumberOfPoints()</div>
<div> << " points not in the selection." << std::endl;</div><br>David</div>
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