<html>
  <head>
    <meta content="text/html; charset=ISO-8859-1"
      http-equiv="Content-Type">
  </head>
  <body bgcolor="#FFFFFF" text="#000000">
    Thanks again,<br>
    <br>
    I'll give it a go.<br>
    <br>
    Cheers<br>
    Alex<br>
    <br>
    On 2/7/2012 7:07 PM, David Doria wrote:
    <blockquote
cite="mid:CABDpjTknm_c0dGPWRKRXzVspEev2x8jVRzuDPbkNW1gvvHo+ug@mail.gmail.com"
      type="cite">
      <div class="gmail_quote">On Tue, Feb 7, 2012 at 12:01 PM, Alex
        Southern <span dir="ltr">&lt;<a moz-do-not-send="true"
            href="mailto:mrapsouthern@gmail.com">mrapsouthern@gmail.com</a>&gt;</span>
        wrote:<br>
        <blockquote class="gmail_quote" style="margin:0 0 0
          .8ex;border-left:1px #ccc solid;padding-left:1ex">
          <div bgcolor="#FFFFFF" text="#000000"> I made the changes
            using the vtkAppendPolyData approach, see code below.<br>
            <br>
            This did improve the interaction alot, but it was still a
            little slugish. Is this because I implemented badly?<br>
            <br>
            Thanks<br>
            Alex<br>
          </div>
        </blockquote>
        <div><br>
        </div>
        It looks fine. I'd try one of the glyph methods that was
        suggested to compare the speed. Here is an example of David
        DeMarle's suggestion:</div>
      <div class="gmail_quote">
        <br>
      </div>
      <div class="gmail_quote"><a moz-do-not-send="true"
          href="http://www.vtk.org/Wiki/VTK/Examples/Cxx/Filtering/Glyph3D">http://www.vtk.org/Wiki/VTK/Examples/Cxx/Filtering/Glyph3D</a></div>
      <div class="gmail_quote"><br>
      </div>
      <div class="gmail_quote">
        And Bryn's suggestion:</div>
      <div class="gmail_quote"><a moz-do-not-send="true"
href="http://www.vtk.org/Wiki/VTK/Examples/Cxx/Visualization/Glyph3DMapper">http://www.vtk.org/Wiki/VTK/Examples/Cxx/Visualization/Glyph3DMapper</a></div>
      <div class="gmail_quote">
        <br>
        <div>David&nbsp;</div>
      </div>
    </blockquote>
    <br>
  </body>
</html>