<div dir="ltr"><div>Are you explicitly setting up a camera in your code? The default camera will zoom so that all actors in the scene are visible.<br><br><br></div><div>Shawn<br></div></div><div class="gmail_extra"><br><br>
<div class="gmail_quote">On Wed, Jun 12, 2013 at 2:10 PM, Doug Hoppes <span dir="ltr"><<a href="mailto:dhoppes@mbfbioscience.com" target="_blank">dhoppes@mbfbioscience.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
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<p class="MsoNormal">Hi guys,<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
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<p class="MsoNormal" style="border:none;padding:0in"> Okay… not sure where to look about this. So, I have a glyph3D that is using a vtkspheresource. I have the following code:<u></u><u></u></p>
<p class="MsoNormal" style="border:none;padding:0in"><u></u> <u></u></p>
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<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New"">
<span style="color:green">// Create a sphere to represent the data<u></u><u></u></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">vtkSphereSource</span>>
<span style="color:#010001">pSphereSource</span> = <span style="color:#010001">vtkSmartPointer</span><<span style="color:#010001">vtkSphereSource</span>>::<span style="color:#010001">New</span>();<u></u><u></u></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New"">
<span style="color:#010001">m_ pSphereSource</span> -><span style="color:#010001">SetThetaResolution</span>(16);<u></u><u></u></span></p>
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<span style="color:#010001">m_ pSphereSource</span> -><span style="color:#010001">SetPhiResolution</span>(16);<u></u><u></u></span></p>
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<span style="color:#010001">m_ pSphereSource</span> -><span style="color:#010001">SetRadius</span>(1.0);<u></u><u></u></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New""><u></u> <u></u></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">vtkGlyph3D</span>>
<span style="color:#010001">glyph3D</span> = <span style="color:#010001">vtkSmartPointer</span><<span style="color:#010001">vtkGlyph3D</span>>::<span style="color:#010001">New</span>();<u></u><u></u></span></p>
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<span style="color:#010001">glyph3D</span>-><span style="color:#010001">SetSource</span>(<span style="color:#010001">m_pSphereSource</span>-><span style="color:#010001">GetOutput</span>());<u></u><u></u></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New""><u></u> <u></u></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New"">
<span style="color:green">// Get the points to show<u></u><u></u></span></span></p>
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<span style="color:#010001">glyph3D</span>-><span style="color:#010001">SetInput</span>(<span style="color:#010001">m_pCenterPoints</span>-><span style="color:#010001">GetOutput</span>());<u></u><u></u></span></p>
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<span style="color:#010001">glyph3D</span>-><span style="color:#010001">SetScaleModeToDataScalingOff</span>();<u></u><u></u></span></p>
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<span style="color:#010001">glyph3D</span>-><span style="color:#010001">Update</span>();<u></u><u></u></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New""><u></u> <u></u></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New"">
<span style="color:green">// Show the selection actor in the scene<u></u><u></u></span></span></p>
<p class="MsoNormal" style="text-indent:.5in;text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New";color:#010001">vtkSmartPointer</span><span style="font-size:10.0pt;font-family:"Courier New""><<span style="color:#010001">vtkPolyDataMapper</span>>
<span style="color:#010001">mapper</span> = <span style="color:#010001">vtkSmartPointer</span><<span style="color:#010001">vtkPolyDataMapper</span>>::<span style="color:#010001">New</span>();<u></u><u></u></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New"">
<span style="color:#010001">mapper</span>-><span style="color:#010001">SetInputConnection</span>(<span style="color:#010001">glyph3D</span>-><span style="color:#010001">GetOutputPort</span>());<u></u><u></u></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New""><u></u> <u></u></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New"">
<span style="color:green">// Create the actor based on the selection definition<u></u><u></u></span></span></p>
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<span style="color:#010001">m_pSelectionActor</span> = <span style="color:#010001">
vtkSmartPointer</span><<span style="color:#010001">vtkActor</span>>::<span style="color:#010001">New</span>();<u></u><u></u></span></p>
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<span style="color:#010001">m_pSelectionActor</span>-><span style="color:#010001">SetMapper</span>(<span style="color:#010001">mapper</span>);<u></u><u></u></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New"">
<span style="color:#010001">mapper</span>-><span style="color:#010001">ScalarVisibilityOff</span>();<u></u><u></u></span></p>
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<p class="MsoNormal" style="text-autospace:none;border:none;padding:0in"><span style="font-size:10.0pt;font-family:"Courier New"">
<span style="color:#010001">m_pSelectionActor</span>-><span style="color:#010001">GetProperty</span>()-><span style="color:#010001">SetColor</span>(225, 225, 225);
<u></u><u></u></span></p>
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<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">What I found out is that, depending on what other actors I have in the scene, sometimes the glyphs are large and easily seen. Other times the glyphs are incredibly small. I would like to be able to have the sphere’s one size all of the
time (no matter what actors are in the scene). Any idea what I’m doing wrong?<span class="HOEnZb"><font color="#888888"><u></u><u></u></font></span></p><span class="HOEnZb"><font color="#888888">
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">Doug<u></u><u></u></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Courier New""><u></u> <u></u></span></p>
<p class="MsoNormal"><u></u> <u></u></p>
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