<div dir="ltr"><div class="gmail_default" style="font-size:small">Dave,</div><div class="gmail_default" style="font-size:small"><br></div><div class="gmail_default" style="font-size:small">I see you reported the other problem awhile back, and it hasn't been fixed, so I modified the ticket to include your new email and we'll see if we can get it fixed for 6.4.0.</div><div class="gmail_default" style="font-size:small"><br></div><div class="gmail_default" style="font-size:small">We just fixed an issue with gc_latlon, so we might be able to piggy-back on that knowledge to fix this one.</div><div class="gmail_default" style="font-size:small"><br></div><div class="gmail_default" style="font-size:small">Thanks for the info,</div><div class="gmail_default" style="font-size:small"><br></div><div class="gmail_default" style="font-size:small">--Mary</div><div class="gmail_default" style="font-size:small"><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Oct 26, 2016 at 8:11 PM, Dave Allured - NOAA Affiliate <span dir="ltr"><<a href="mailto:dave.allured@noaa.gov" target="_blank">dave.allured@noaa.gov</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">NCL support,<div><br></div><div>I am using NCL 6.3.0 on recent versions of both Mac OS and Linux. gc_clkwise returns the wrong value for this simple clockwise polygon:<br><div><br></div><div>ncl 1> lats=(/8,15,5,0/)<br></div><div>ncl 2> lons=(/38,130,130,38/)<br>ncl 3> print (gc_clkwise(lats,lons))<br>(0) False<br><br>However, the correct value is returned for the same polygon, with the order of coordinates simply rotated by one position:<br><br>ncl 4> lats=(/0,8,15,5/) <br>ncl 5> lons=(/38,38,130,130/) <br>ncl 6> print (gc_clkwise(lats,lons))<br>(0) True</div></div><div><br></div><div>This may be related to a similar gc_clkwise problem that was assigned to <span style="font-size:14px">JIRA NCL-1699. Please add this case to that ticket. Thank you.</span></div><span class="HOEnZb"><font color="#888888"><div><br></div><div>--Dave</div></font></span></div>
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