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<p class="MsoNormal">Hi all,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"> I am trying to area pick a set of points in my application and the vtkRenderedAreaPicker works great. However, I have found that, if I use the vtkLODProp3D the pick no longer works. My code for setting up the actor looks
like (I modified the Glyph3DMapper demo since I’m trying to pick various glyphs):<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New"">
<span style="color:green">// Create anything you want here, we will use a cube for the demo.<o:p></o:p></span></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New"">
<span style="color:#010001">vtkSmartPointer</span><<span style="color:#010001">vtkCubeSource</span>>
<span style="color:#010001">cubeSource</span> = <span style="color:#010001">vtkSmartPointer</span><<span style="color:#010001">vtkCubeSource</span>>::<span style="color:#010001">New</span>();<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New"">
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New"">
<span style="color:#010001">vtkSmartPointer</span><<span style="color:#010001">vtkGlyph3DMapper</span>>
<span style="color:#010001">glyph3Dmapper</span> = <span style="color:#010001">vtkSmartPointer</span><<span style="color:#010001">vtkGlyph3DMapper</span>>::<span style="color:#010001">New</span>();<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New"">
<span style="color:#010001">glyph3Dmapper</span>-><span style="color:#010001">SetSourceConnection</span>(<span style="color:#010001">cubeSource</span>-><span style="color:#010001">GetOutputPort</span>());<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New"">
<span style="color:#010001">glyph3Dmapper</span>-><span style="color:#010001">SetInputData</span>(<span style="color:#010001">polydata</span>);<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New"">
<span style="color:#010001">glyph3Dmapper</span>-><span style="color:#010001">Update</span>();<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New""><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New"">
<span style="color:green">//vtkSmartPointer<vtkActor> actor = vtkSmartPointer<vtkActor>::New();<o:p></o:p></span></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New"">
<span style="color:#010001">vtkSmartPointer</span><<span style="color:#010001">vtkLODProp3D</span>>
<span style="color:#010001">actor</span> = <span style="color:#010001">vtkSmartPointer</span><<span style="color:#010001">vtkLODProp3D</span>>::<span style="color:#010001">New</span>();<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New"">
<span style="color:blue">int</span> <span style="color:#010001">iFastIndex</span> =
<span style="color:#010001">actor</span>-><span style="color:#010001">AddLOD</span>(<span style="color:#010001">glyph3Dmapper</span>, 0.0);<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New"">
<span style="color:#010001">actor</span>-><span style="color:#010001">SetLODLevel</span>(<span style="color:#010001">iFastIndex</span>, 1.0);<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New"">
<span style="color:#010001">actor</span>-><span style="color:#010001">PickableOn</span>();<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New"">
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New"">
<span style="color:green">// Add the actor to the scene<o:p></o:p></span></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New"">
<span style="color:#010001">renderer</span>-><span style="color:#010001">AddActor</span>(<span style="color:#010001">actor</span>);<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New""><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New"">Doug<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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