<div dir="ltr"><div class="gmail_default" style="font-family:verdana,sans-serif">Basit,</div><div class="gmail_default" style="font-family:verdana,sans-serif"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif">Please check the file: ni/src/lib/nfp/wrfW.c,</div><div class="gmail_default" style="font-family:verdana,sans-serif">and then look for function wrf_avo_W</div><div class="gmail_default" style="font-family:verdana,sans-serif"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif">Regards,</div><div class="gmail_default" style="font-family:verdana,sans-serif"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif">Wei</div></div><div class="gmail_extra"><br clear="all"><div><div dir="ltr"><font face="tahoma, sans-serif">================================================</font><div><font face="tahoma, sans-serif">1850 Table Mesa Dr.</font></div><div><font face="tahoma, sans-serif">Boulder, CO 80307</font></div><div><font face="tahoma, sans-serif">Phone: 303-497-8924</font></div></div></div>
<br><div class="gmail_quote">On Mon, Sep 22, 2014 at 4:32 AM, BasitAli Khan <span dir="ltr">&lt;<a href="mailto:BasitAli.Khan@kaust.edu.sa" target="_blank">BasitAli.Khan@kaust.edu.sa</a>&gt;</span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">



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<div style="color:rgb(0,0,0);font-family:Calibri,sans-serif">Hi ,</div>
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<div style="color:rgb(0,0,0);font-family:Calibri,sans-serif">I want to compute horizontal component of  relative vorticity (the first two terms of the vorticity equation). NCL uses fortran wrapper for  pvo and avo. I decided to take the fortran wrapper
 for &quot;avo&quot;,  modify the equation for my purposes and use the new fortran function as user defined function and run it separately with WRAPPIT . However, I found that wrf_avo, passes  9 arguments but DCOMPUTEABSVORT  in ni/src/lib/nfpfort/wrf_pvo.f is actually
 receiving 14 arguments. This means that wrf_avo does not directly reach  DCOMPUTEABSVORT  and it calls some other subroutine that in-return call DCOMPUTEABSVORT.</div>
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<div style="color:rgb(0,0,0);font-family:Calibri,sans-serif">I would appreciate if any of ncl expert could provide the linkages  from wrf_avo  ---&gt; DCOMPUTEABSVORT. </div>
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<div style="color:rgb(0,0,0);font-family:Calibri,sans-serif">Many thanks in advance for your much appreciated help,</div>
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<div style="font-family:Calibri,sans-serif;font-size:14px"><span style="font-family:Calibri"><font color="#424242">b:)</font></span></div>
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<span style="font-size:10.5pt;font-family:Calibri,sans-serif"><font color="#424242"><span style="font-family:Calibri">Basit A. Khan, Ph.D.</span><span style="font-family:Calibri"><u></u><u></u></span></font></span></p>
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<span style="font-size:10.5pt;font-family:Calibri,sans-serif"><font color="#424242"><span style="font-family:Calibri">E-mail: </span><a href="mailto:basitali.khan@kaust.edu.sa" style="text-decoration:underline" target="_blank"><span style="font-family:Calibri">basitali.khan@kaust.edu.sa</span></a><span style="font-family:Calibri"><u></u><u></u></span></font></span></p>
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<div style="font-size:14px;font-family:Calibri,sans-serif"><font color="#424242"><span style="font-family:Calibri">Skype name: basit.a.khan</span></font></div>
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