<div class="gmail_quote">On Wed, Jul 18, 2012 at 10:07 AM, Gonzalo Amadio <span dir="ltr">&lt;<a href="mailto:gonzaloamadio@gmail.com" target="_blank">gonzaloamadio@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">
I forgot to put the code, I only add this to the previous one<div><br></div><div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">


vtkSmartPointer&lt;vtkTransform&gt; transform = vtkSmartPointer&lt;vtkTransform&gt;::New();<br>transform-&gt;RotateY(90);<br></blockquote><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">


 </blockquote><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">vtkSmartPointer&lt;vtkTransformPolyDataFilter&gt; transF = vtkSmartPointer&lt;vtkTransformPolyDataFilter&gt;::New();<br>


transF-&gt;SetInput(cylinderSource-&gt;GetOutput());<br>transF-&gt;SetTransform(transform);<br>transF-&gt;Update();<br></blockquote><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">


 </blockquote><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">vtkSmartPointer&lt;vtkPolyData&gt; cylinder = transF-&gt;GetOutput();</blockquote>
</div></blockquote><div><br></div>These are transformation it the mathematical sense - i.e. &quot;around the origin&quot;. You&#39;d have to center your data (by subtracting it&#39;s center, a translation to the origin), apply the rotation, and then return your data to its original position by adding its center (a final translation).<br clear="all">
<br>David</div>