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<p class="MsoNormal"><span lang="EN-GB" style="font-size:12.0pt;font-family:"Georgia",serif;mso-fareast-language:EN-US">?? a point in between what? A TIN is a set of triangles, where each corner represents an X,Y,Z point in space (on a surface usually). So
where do you nwat to have and extra vertex...? Sounds like you are not wanting aq TIN in the end, but something else...<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:12.0pt;font-family:"Georgia",serif;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:12.0pt;font-family:"Georgia",serif;mso-fareast-language:EN-US">Barend<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:12.0pt;font-family:"Georgia",serif;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal">On 04/10/2019, 10:47, "joolek" <<a href="mailto:joolek.o@gmail.com">joolek.o@gmail.com</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Hi, <o:p></o:p></p>
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<p class="MsoNormal">I am more interested to have a point in between rather than the triangles, basically interpolate the data twice, to have an extra vertex between the existing one.<o:p></o:p></p>
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<p class="MsoNormal">J<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">On Fri, 4 Oct 2019 at 09:23, Luigi Pirelli <<a href="mailto:luipir@gmail.com">luipir@gmail.com</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal">IMHO tension surface simulation for example can be an application where a TIN up sample could be necessary<br clear="all">
<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Luigi Pirelli<br>
<br>
**************************************************************************************************<br>
* LinkedIn: <a href="https://www.linkedin.com/in/luigipirelli" target="_blank">https://www.linkedin.com/in/luigipirelli</a><br>
* Stackexchange: <a href="http://gis.stackexchange.com/users/19667/luigi-pirelli" target="_blank">
http://gis.stackexchange.com/users/19667/luigi-pirelli</a><br>
* GitHub: <a href="https://github.com/luipir" target="_blank">https://github.com/luipir</a><br>
* Book: <a href="https://www.packtpub.com/eu/application-development/mastering-geospatial-development-qgis-3x-third-edition" target="_blank">Mastering QGIS3 - 3rd Edition</a><o:p></o:p></p>
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<p class="MsoNormal">* Hire a team: <a href="http://www.qcooperative.net" target="_blank">
http://www.qcooperative.net</a><br>
**************************************************************************************************<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">On Fri, 4 Oct 2019 at 10:14, <a href="mailto:b.j.kobben@utwente.nl" target="_blank">
b.j.kobben@utwente.nl</a> <<a href="mailto:b.j.kobben@utwente.nl" target="_blank">b.j.kobben@utwente.nl</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-GB" style="font-size:12.0pt;font-family:"Georgia",serif">The main question is actually: why would you want to do that? You just end up with a larger data structure
(more triangles) to show exactly the same surface model. You would not have any more detail, i.e the smaller triangles inside the original large one would have exactly the same azimuth and slope and therefore add no terrain detail...</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-GB" style="font-size:12.0pt;font-family:"Georgia",serif"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-GB" style="font-size:12.0pt;font-family:"Georgia",serif">yours,</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="NL" style="font-family:"Georgia",serif"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-family:"Georgia",serif">--</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-family:"Georgia",serif">Barend Köbben</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:12.0pt;font-family:"Georgia",serif"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-GB" style="font-size:12.0pt;font-family:"Georgia",serif"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span lang="EN-GB" style="font-size:12.0pt;font-family:"Georgia",serif"> </span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">On 04/10/2019, 09:41, "Qgis-user on behalf of joolek" <<a href="mailto:qgis-user-bounces@lists.osgeo.org" target="_blank">qgis-user-bounces@lists.osgeo.org</a> on behalf of
<a href="mailto:joolek.o@gmail.com" target="_blank">joolek.o@gmail.com</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Hi Experts,
<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">I've tried so many software's without success.<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Is it possible to upsample existing TIN? What I mean is for example divide each triangle into two for example. Not interpolation but somehow... subdivide or add more vertices between
existing one?<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Thank you for all your time<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">J<o:p></o:p></p>
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