<div dir="ltr">Claudio,<div><br></div><div>ParaView ignores the LOOKUP_TABLE you specified in your VTK file. Instead, elaborating on what Alan suggested, you can do the following:</div><div><br></div><div>* Load your data</div><div>* Add a "Tensor Glyph" filter.</div><div>* Color the "Tensor Glyph" filter by the "sample_scalars" array. This should actually happen by default.</div><div>* Open up the Color Map Editor.</div><div>* Near the top of the <span style="background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">Color Map Editor dialog, check the box "Interpret Values as Categories"</span></div><div><span style="background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">* Under "Annotations", click on the toolbutton "Add active values from selected sources". This will assign a unique color to each glyph. You can customize these colors by clicking on the circular color swatch in the left column of the Annotations table.</span></div><div><span style="background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline"><br></span></div><div><span style="background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">Hope that helps,</span></div><div><span style="background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">Cory</span></div><br><div class="gmail_quote"><div dir="ltr">On Fri, Jun 8, 2018 at 6:42 PM Scott, W Alan via ParaView <<a href="mailto:paraview@public.kitware.com">paraview@public.kitware.com</a>> wrote:<br></div><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 Claudio,<u></u><u></u></p>
<p class="MsoNormal">I have never done this, but it sounds like you are looking for an annotation, rather than a continuous color map.  Could you flip to annotations, then color using an int?<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">Alan<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
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<p class="MsoNormal" style="margin-left:.5in"><b><span style="font-size:12.0pt;color:black">From:
</span></b><span style="font-size:12.0pt;color:black">ParaView <<a href="mailto:paraview-bounces@public.kitware.com" target="_blank">paraview-bounces@public.kitware.com</a>> on behalf of Claudio via ParaView <<a href="mailto:paraview@public.kitware.com" target="_blank">paraview@public.kitware.com</a>><br>
<b>Reply-To: </b>Claudio <<a href="mailto:cv39100@yahoo.com" target="_blank">cv39100@yahoo.com</a>><br>
<b>Date: </b>Wednesday, June 6, 2018 at 8:46 AM<br>
<b>To: </b>"<a href="mailto:paraview@public.kitware.com" target="_blank">paraview@public.kitware.com</a>" <<a href="mailto:paraview@public.kitware.com" target="_blank">paraview@public.kitware.com</a>><br>
<b>Subject: </b>[EXTERNAL] [Paraview] rgb lookup table<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><u></u> <u></u></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">Hi,<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">I'm stuck with a problem concerning colors assignment to data.<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">I've a list of 8 tensors (here represented as circular ellipsoids, see short vtk file below)<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">I typically open the file and filter using ("tensor glyph").<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">Now I would like to assign to each tensor glyph a unique color specified by an rgba sequence (e.g. 0.1 0.3 0.2 1)<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">How can I do that? I tried to append a scalar lookup table followed by a rgba one but without success<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">Thanks<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">   -Claudio<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue""><u></u> <u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue""><u></u> <u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue""># vtk DataFile Version 3.0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">Random data to test tensors<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">ASCII<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">DATASET UNSTRUCTURED_GRID<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">POINTS 8 float<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0 0 0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">1 0 0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0 1 0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">1 1 0<u></u><u></u></span></p>
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<div>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0 0 1<u></u><u></u></span></p>
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<div>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">1 0 1<u></u><u></u></span></p>
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<div>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0 1 1<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">1 1 1<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue""><u></u> <u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">POINT_DATA 8<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue""><u></u> <u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">TENSORS spherical_ellipsoid float<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">1 0 0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0 1 0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0 0 1<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue""><u></u> <u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">1 0 0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0 1 0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0 0 1<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue""><u></u> <u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">1 0 0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0 1 0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0 0 1<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue""><u></u> <u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">1 0 0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0 1 0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0 0 1<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue""><u></u> <u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">1 0 0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0 1 0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0 0 1<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue""><u></u> <u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">1 0 0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0 1 0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0 0 1<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue""><u></u> <u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">1 0 0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0 1 0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0 0 1<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue""><u></u> <u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">1 0 0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0 1 0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0 0 1<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue""><u></u> <u></u></span></p>
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<div>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">SCALARS sample_scalars float 1<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">LOOKUP_TABLE rgbtable<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">1<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">2<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">3<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">4<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">5<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">6<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">7<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue""><u></u> <u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">LOOKUP_TABLE rgbtable 8<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0.2 0.4 0.3 1.0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">04.0 2.0 1.0 1.0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0.4 1.0 0.2 1.0<u></u><u></u></span></p>
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<div>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">1.0 1.0 0.7 1.0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0.2 0.0 5.0 1.0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">1.0 0.2 1.0 1.0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">2.0 1.0 1.0 1.0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">0.0 1.0 0.9 1.0<u></u><u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue""><u></u> <u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue""><u></u> <u></u></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue""><u></u> <u></u></span></p>
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</blockquote></div><br clear="all"><div><br></div>-- <br><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature">Cory Quammen<br>Staff R&D Engineer<br>Kitware, Inc.</div></div>