<div dir="ltr"><div class="gmail_default" style="font-size:small">Markus,</div><div class="gmail_default" style="font-size:small"><br></div><div class="gmail_default" style="font-size:small">NCL can certainly do the contour/map plots, and the small square looks like a basic contour plot, but we don't have anything specific for doing filled contours inside a triangle. You could do something like this on your own using calls to gsn_add_polygon, and then the various text annotations could be drawn with gsn_add_text and/or gsn_add_polyline for the lines, but it would be a bit tedious.</div><div class="gmail_default" style="font-size:small"><br></div><div class="gmail_default" style="font-size:small">You can check out some examples of where people have done interesting things with polygons here:</div><div class="gmail_default" style="font-size:small"><br></div><div class="gmail_default"><a href="https://www.ncl.ucar.edu/Applications/evans.shtml" target="_blank">https://www.ncl.ucar.edu/<wbr>Applications/evans.shtml</a></div><div class="gmail_default"><a href="https://www.ncl.ucar.edu/Applications/polyg.shtml" target="_blank">https://www.ncl.ucar.edu/<wbr>Applications/polyg.shtml</a><br></div><div class="gmail_default"><br></div><div class="gmail_default">To see some examples of creating those color filled map plots, you may want to see our vegetation examples page:</div><div class="gmail_default"><br></div><div class="gmail_default"><a href="http://www.ncl.ucar.edu/Applications/classification.shtml">http://www.ncl.ucar.edu/Applications/classification.shtml</a><br></div><div class="gmail_default"><br></div><div class="gmail_default">Regards,</div><div class="gmail_default"><br></div><div class="gmail_default">--Mary</div><div class="gmail_default"><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Aug 14, 2018 at 3:44 AM,  <span dir="ltr"><<a href="mailto:markus.mingel@libero.it" target="_blank">markus.mingel@libero.it</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><u></u>

    
<div><p>Dear NCL users,<br></p><p>I wonder <span class="m_1660898869219894464st"> whether</span> anyone knows how to replicate the two plots in attachment with NCL?</p><p>Thanks into advance,<br></p><p>Best,<br></p><p>Markus<br></p></div>
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