Your single transform is enough.<br><br><div class="gmail_quote">On Sun, Sep 2, 2012 at 12:45 PM, Jothybasu Selvaraj <span dir="ltr"><<a href="mailto:jothybasu@gmail.com" target="_blank">jothybasu@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Hi all,<br><br>I am wondering what is the right way of applying translate-rotate-translate using vtkTransform. Right now I am doing this by<br>
<br>tr->PostMultiply();<br>tr->Translate(x,y,z); //where tr is a vtkTransform<br>
tr->RotateZ(90.0);<br>tr->Translate(-x,-y,-z);<br clear="all"><br><br>pdtf->SetTransform(tr);//pdtf is a vtkPolyDataTransfromFilter<br><br>I read somewhere that PostMultiply() applies transform in the order specified. Does this really apply translation twice or<br>
<br>should I translatr once and apply rotation then used another vtkTransform to translate it back?<br><br>Any prompt hints are highly appreciated!<br><br>Thanks<br><br>Jothy <br><span class="HOEnZb"><font color="#888888">-- <br>
<div dir="ltr">Jothybasu Selvaraj<br>
PhD Student<br>University of Liverpool<br>UK<br></div><br>
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<br></blockquote></div><br><br clear="all"><br>-- <br>Unpaid intern in BillsBasement at noware dot com<br><br>