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<p class="MsoNormal">Hi Claudio,<o:p></o:p></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?<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Alan<o:p></o:p></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 <paraview-bounces@public.kitware.com> on behalf of Claudio via ParaView <paraview@public.kitware.com><br>
<b>Reply-To: </b>Claudio <cv39100@yahoo.com><br>
<b>Date: </b>Wednesday, June 6, 2018 at 8:46 AM<br>
<b>To: </b>"paraview@public.kitware.com" <paraview@public.kitware.com><br>
<b>Subject: </b>[EXTERNAL] [Paraview] rgb lookup table<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">Hi,<o:p></o:p></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.<o:p></o:p></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)<o:p></o:p></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").<o:p></o:p></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)<o:p></o:p></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<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">Thanks<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue""> -Claudio<o:p></o:p></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<o:p></o:p></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<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">ASCII<o:p></o:p></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<o:p></o:p></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<o:p></o:p></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<o:p></o:p></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<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.0pt;font-family:"Helvetica Neue"">SCALARS sample_scalars float 1<o:p></o:p></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<o:p></o:p></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<o:p></o:p></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<o:p></o:p></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<o:p></o:p></span></p>
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