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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Hi Nens,<o:p></o:p></span></p>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">If you set a lookup table on a mapper it will map scalar data to colors for you.<o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">I think instead of <b><i>“</i></b></span><b><i><span style="color:black">// Generate the colors for each point based on the color map”</span></i></b><span style="color:black"><o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">You just need to create a vtkDoubleArray of your z values (or which ever coordinate you are using for elevation).<o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Set this as the scalars of you point data and get rid of the “colors” array.<o:p></o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></pre>
<pre><span style="color:#1F497D">This example has per cell coloring but gives an idea:<o:p></o:p></span></pre>
<pre><span style="color:black"><a href="http://www.vtk.org/Wiki/VTK/Examples/Cxx/PolyData/ColorCells">http://www.vtk.org/Wiki/VTK/Examples/Cxx/PolyData/ColorCells</a><o:p></o:p></span></pre>
<pre><span style="color:black"><o:p> </o:p></span></pre>
<pre><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Gerrick<o:p></o:p></span></pre>
<pre><span style="color:black"><o:p> </o:p></span></pre>
<pre><span style="color:black"><o:p> </o:p></span></pre>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> vtkusers [mailto:vtkusers-bounces@vtk.org]
<b>On Behalf Of </b>williams Lima<br>
<b>Sent:</b> Tuesday, February 11, 2014 5:22 AM<br>
<b>To:</b> vtkusers@vtk.org<br>
<b>Subject:</b> Re: [vtkusers] Color a surface<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt">Hi Nens could you send a complete code, sufficient to reproduce your problem?<o:p></o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt">regards<o:p></o:p></p>
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<p class="MsoNormal">Williams<o:p></o:p></p>
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