Re: Large Igneous Provinces and Mercator projection
Cyril Langlois <[email protected]>
| Newsgroups | gmane.comp.gis.gmt.user |
|---|---|
| Message-ID | <[email protected]> |
Hi Paul, Thanks for the job. Unfortunately, I lack time and unix guru skills to install all stuff required to compile gmt5 subversions or to get gmt via fink. So I cannot test these fixes until the next official release. Sorry, Cyril Le 10 janv. 2014 à 03:25, Paul Wessel <[email protected]> a écrit : > This problem should be gone in GMT5 (r12739) and GMT 4 (r10179). Let me know otherwise. > -p > > On Jan 9, 2014, at 10:03 AM, Paul Wessel <[email protected]> wrote: > >> I can confirm the problem and will be working on a fix. It affects both GMT 4 and 5. >> -p >> >> On Jan 9, 2014, at 4:25 AM, Langlois <[email protected]> wrote: >> >>> Dear GMT-users, >>> >>> I want to draw maps showing the large igneous provinces and hotspots of South Atlantic, using the LIPS.2011.gmt file available at ftp://ftp.ig.utexas.edu/pub/LIPS/Data/ >>> So I use -R-70/30/-55/25 and -JM-20/-15/12c but the map shows unexpected large colored bands (see attached map), which seems to be inadequately mapped LIPS from elsewhere… >>> I note that : >>> 1) the problem don’t appear when mapping the LIPS.2011.gmt file on a global map with Mollweide or Hammer projection >>> 2) it disappears when I use projection from the zero longitude ! (that is, not with -JM0 or -JN0) >>> 3) it disappears also when I write a new data file taking only the Atlantic's LIPS… >>> So the problem comes clearly from the LIPS.2011 file (it was already there with the previous LIPS.2004 version…), but I don’t see where’s the bug in the data. >>> >>> Thanks for help, >>> Cyril Langlois >>> >>> <GMT5_hotspots-Atl-S.jpg> >>> Dr. Cyril LANGLOIS >>> Professeur agrégé - enseignant de Sciences de la Terre >>> [email protected] >>> Tél. portable : 06 89 05 68 22 >>> Tél. bureau : 04 72 72 85 28 >>> § --------------------------- § >>> Préparation à l'Agrégation SV-STU >>> Ecole Normale Supérieure de Lyon - Site Monod >>> 46, allée d'Italie >>> 69364 Lyon cedex 07 >>> § --------------------------- § >>> >>> To unsubscribe, send the message "signoff gmt-help" to [email protected] >> > > To unsubscribe, send the message "signoff gmt-help" to [email protected] Dr. Cyril LANGLOIS Professeur agrégé - enseignant de Sciences de la Terre [email protected] Tél. portable : 06 89 05 68 22 Tél. bureau : 04 72 72 85 28 § --------------------------- § Préparation à l'Agrégation SV-STU Ecole Normale Supérieure de Lyon - Site Monod 46, allée d'Italie 69364 Lyon cedex 07 § --------------------------- § To unsubscribe, send the message "signoff gmt-help" to [email protected]