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<div>Call sphere->Update() after SetRadius but before GetOutput.</div>
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<div>-Ken</div>
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<span style="font-weight:bold">From: </span>"Boettcher, Prof. Dr. Peter" <<a href="mailto:Boettcher@kleintierklinik.uni-leipzig.de">Boettcher@kleintierklinik.uni-leipzig.de</a>><br>
<span style="font-weight:bold">Date: </span>Mon, 9 Apr 2012 15:37:55 +0200<br>
<span style="font-weight:bold">To: </span><<a href="mailto:paraview@paraview.org">paraview@paraview.org</a>><br>
<span style="font-weight:bold">Subject: </span>[EXTERNAL] [Paraview] Cone as input and Sphere as output for plugin filter<br>
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<p class="MsoNormal"><span lang="EN-US">Hi All<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I would like to implement a polydataalgorithm filter which takes a polydata as input (a cone), does some calculations and produces a sphere as output of the plugin algorithm. Unfortunately, instantiation of the sphere
seems to be of a problem, as the output remains empty. <o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">This is what I am doing:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size: 10pt; color: blue; font-family: 'Courier New'; ">int</span><span lang="EN-US" style="font-size: 10pt; font-family: 'Courier New'; "> vtkTestSphere::RequestData(vtkInformation
*request, vtkInformationVector **inputVector, vtkInformationVector *outputVector)<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size: 10pt; font-family: 'Courier New'; ">{<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size: 10pt; font-family: 'Courier New'; "> vtkSmartPointer<vtkSphereSource> sphere = vtkSmartPointer<vtkSphereSource>::New();<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size: 10pt; font-family: 'Courier New'; "> sphere->SetRadius(50);<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size: 10pt; font-family: 'Courier New'; ">
<span style="color:blue">this</span>->GetOutput()->DeepCopy(sphere->GetOutput());<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size: 10pt; font-family: 'Courier New'; ">
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size: 10pt; font-family: 'Courier New'; "> <o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span lang="EN-US" style="font-size: 10pt; font-family: 'Courier New'; "> </span><span style="font-size: 10pt; color: blue; font-family: 'Courier New'; ">return</span><span style="font-size: 10pt; font-family: 'Courier New'; ">
1;<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size: 10pt; font-family: 'Courier New'; ">}</span><span lang="EN-US"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Any help would me much appreciated!<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Regards, Peter.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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