Hi,<br><br>After you have changed a value, you have to tell the RenderWindow to Render( ). In general, setting a value does set the Modified flag, so calling it explicitly is somewhat rare. And in general too, interacting with the renderwindow (eg mouse move) invoke a render.<br>
<br>HTH <br>Jerome<br><br><div class="gmail_quote">2010/3/11 Martin Allerstorfer <span dir="ltr"><<a href="mailto:allerstorfer_martin@gmx.at">allerstorfer_martin@gmx.at</a>></span><br><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
Hi,<br>
<br>
Nobody with similar problems. I would like to change transparency values of polygons interactivly. Any ideas?<br>
<br>
Thanks,<br>
Martin<br>
<div class="im"><br>
>Hi,<br>
><br>
>Does anybody know how I can update the polydata after changing color values of some polygons? I know there are the Update and Modified functions which I tried on polydata, the color array, the celldata, etc. But it does not change anything.<br>
><br>
>Thanks for your help,<br>
>Martin<br>
<br>
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