<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=utf-8"><meta name=Generator content="Microsoft Word 14 (filtered medium)"><style><!--
/* Font Definitions */
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri","sans-serif";}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:purple;
text-decoration:underline;}
p.MsoPlainText, li.MsoPlainText, div.MsoPlainText
{mso-style-priority:99;
mso-style-link:"Plain Text Char";
margin:0in;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri","sans-serif";}
span.PlainTextChar
{mso-style-name:"Plain Text Char";
mso-style-priority:99;
mso-style-link:"Plain Text";
font-family:"Calibri","sans-serif";}
.MsoChpDefault
{mso-style-type:export-only;
font-family:"Calibri","sans-serif";}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoPlainText>Hi, Jennifer.<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>I've attached the control file. The XDEF and YDEF entries specifically are:<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText><span style='font-family:"Courier New"'>xdef 361 linear -6480.0 36.0<o:p></o:p></span></p><p class=MsoPlainText><span style='font-family:"Courier New"'>ydef 191 linear -3420.0 36.0<o:p></o:p></span></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>As an extra data point, I can replicate this in both the newest version of GrADS (2.1.1.b0) and OpenGrADS 2.1.0.oga.1. WordPad added the extra .txt extension. It’s a ctl file on the Linux side.<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>~Dave<o:p></o:p></p><p class=MsoPlainText><a name="_MailEndCompose"><o:p> </o:p></a></p><p class=MsoPlainText>-----Original Message-----<br>From: gradsusr-bounces@gradsusr.org [mailto:gradsusr-bounces@gradsusr.org] On Behalf Of Jennifer M Adams<br>Sent: Wednesday, July 5, 2017 8:43 AM<br>To: GrADS Users Forum<br>Subject: Re: [gradsusr] xy2gr bug?</p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Hi, Dave —<o:p></o:p></p><p class=MsoPlainText>1. What are the XDEF and YDEF entries in your descriptor file?<o:p></o:p></p><p class=MsoPlainText>2. What were the commands you issued (including the dimension environment) when you drew a plot before issuing the ‘q xy2gr’ command? Did you set mprog off?<o:p></o:p></p><p class=MsoPlainText>—Jennifer<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>> On Jun 19, 2017, at 12:35 PM, Ryglicki, Dr. David <<a href="mailto:david.ryglicki@nrlmry.navy.mil"><span style='color:windowtext;text-decoration:none'>david.ryglicki@nrlmry.navy.mil</span></a>> wrote:<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> Hey, GrADS list.<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> I’m getting an error with xy2gr – it’s duplicating the results of xy2w but only under specific circumstances. I’m using a Cartesian domain that’s not georeferenced (km from the origin as opposed to lat/lon on the planet). The two functions give similar results up to a point. To wit:<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> Position = 5.15564 2.55131 1 0<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> ga-> q xy2gr 5.15564 2.55131<o:p></o:p></p><p class=MsoPlainText>> Xdim = 288.285 Ydim = -1179.48<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> ga-> q xy2w 5.15564 2.55131<o:p></o:p></p><p class=MsoPlainText>> Lon = 3862.26 Lat = -1179.48<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> ga-> q xy2gr 5.15564 1.55131<o:p></o:p></p><p class=MsoPlainText>> Xdim = 288.285 Ydim = -1579.48<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> ga-> q xy2gr 5.15564 3.55131<o:p></o:p></p><p class=MsoPlainText>> Xdim = 288.285 Ydim = 74.3479<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> ga-> q xy2gr 5.15564 2.55131<o:p></o:p></p><p class=MsoPlainText>> Xdim = 288.285 Ydim = -1179.48<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> ga-> q xy2gr 5.15564 2.65131<o:p></o:p></p><p class=MsoPlainText>> Xdim = 288.285 Ydim = -1139.48<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> ga-> q xy2gr 5.15564 2.75131<o:p></o:p></p><p class=MsoPlainText>> Xdim = 288.285 Ydim = -1099.48<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> ga-> q xy2gr 5.15564 2.85131<o:p></o:p></p><p class=MsoPlainText>> Xdim = 288.285 Ydim = -1059.48<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> ga-> q xy2gr 5.15564 2.95131<o:p></o:p></p><p class=MsoPlainText>> Xdim = 288.285 Ydim = -1019.48<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> ga-> q xy2gr 5.15564 3.05131<o:p></o:p></p><p class=MsoPlainText>> Xdim = 288.285 Ydim = 68.7923<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> ga-> q xy2gr 5.15564 3 <o:p></o:p></p><p class=MsoPlainText>> Xdim = 288.285 Ydim = -1000<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> ga-> q xy2gr 5.15564 3.01<o:p></o:p></p><p class=MsoPlainText>> Xdim = 288.285 Ydim = 68.3333<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> ga-> q xy2w 5.15564 3.01<o:p></o:p></p><p class=MsoPlainText>> Lon = 3862.26 Lat = -996<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> ga-> q xy2w 5.15564 3.00<o:p></o:p></p><p class=MsoPlainText>> Lon = 3862.26 Lat = -1000<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> The takeaway here is that when the position moves above -1000 “latitude,” then xy2gr is giving me the y-position grid index. Below that, then it’s the “world” coordinate. I don’t think the 3 means anything, here (just a guess).<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> Operator-error goof or bug?<o:p></o:p></p><p class=MsoPlainText>> <o:p></o:p></p><p class=MsoPlainText>> ~Dave<o:p></o:p></p><p class=MsoPlainText>> _______________________________________________<o:p></o:p></p><p class=MsoPlainText>> gradsusr mailing list<o:p></o:p></p><p class=MsoPlainText>> <a href="mailto:gradsusr@gradsusr.org"><span style='color:windowtext;text-decoration:none'>gradsusr@gradsusr.org</span></a><o:p></o:p></p><p class=MsoPlainText>> <a href="http://gradsusr.org/mailman/listinfo/gradsusr"><span style='color:windowtext;text-decoration:none'>http://gradsusr.org/mailman/listinfo/gradsusr</span></a><o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>--<o:p></o:p></p><p class=MsoPlainText>Jennifer Miletta Adams<o:p></o:p></p><p class=MsoPlainText>Center for Ocean-Land-Atmosphere Studies (COLA) George Mason University<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>_______________________________________________<o:p></o:p></p><p class=MsoPlainText>gradsusr mailing list<o:p></o:p></p><p class=MsoPlainText><a href="mailto:gradsusr@gradsusr.org"><span style='color:windowtext;text-decoration:none'>gradsusr@gradsusr.org</span></a><o:p></o:p></p><p class=MsoPlainText><a href="http://gradsusr.org/mailman/listinfo/gradsusr"><span style='color:windowtext;text-decoration:none'>http://gradsusr.org/mailman/listinfo/gradsusr</span></a><o:p></o:p></p></div></body></html>