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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Hello Paraview users,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Arial","sans-serif"">A question about display which I could not solve by visiting the whole internet ! But I’m sure you have the answer
</span><span lang="EN-GB" style="font-size:10.0pt;font-family:Wingdings">J</span><span lang="EN-GB" style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Arial","sans-serif"">I would like to display a text label in the result field just beside the point of interest using a python script. For this I have the 3D coordinates of the point,
so I see two possible solutions:<o:p></o:p></span></p>
<p class="MsoListParagraph" style="margin-left:53.4pt;text-indent:-18.0pt;mso-list:l0 level1 lfo1">
<![if !supportLists]><span lang="EN-GB" style="font-size:10.0pt;font-family:"Arial","sans-serif""><span style="mso-list:Ignore">1)<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span lang="EN-GB" style="font-size:10.0pt;font-family:"Arial","sans-serif"">Display a 3D-text source at the point coordinates, which implies to calculate the required rotation angles in order for the text to be perpendicular
to sight and upwards.<o:p></o:p></span></p>
<p class="MsoListParagraph" style="margin-left:53.4pt;text-indent:-18.0pt;mso-list:l0 level1 lfo1">
<![if !supportLists]><span lang="EN-GB" style="font-size:10.0pt;font-family:"Arial","sans-serif""><span style="mso-list:Ignore">2)<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span lang="EN-GB" style="font-size:10.0pt;font-family:"Arial","sans-serif"">Find the corresponding “display” coordinates of the point and display a 2D-text source at this point.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Arial","sans-serif"">I think 2) is easier (I’m bad in geometry) and I know that vtkCoordinates can deliver the display coordinates, but I’m a nooby in vtk and Paraview and couldn’t
find how.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Arial","sans-serif"">Any idea would be helpful, thx,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Arial","sans-serif"">Michael<o:p></o:p></span></p>
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<p><b style="mso-bidi-font-weight:normal"><i><span style="font-size:10.0pt;font-family:Arial;mso-ansi-language:EN-US">Thank You.</span></i></b></p>
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