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author | William Joye <wjoye@cfa.harvard.edu> | 2016-10-25 20:57:49 (GMT) |
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committer | William Joye <wjoye@cfa.harvard.edu> | 2016-10-25 20:57:49 (GMT) |
commit | d1c4bf158203c4e8ec29fdeb83fd311e36320885 (patch) | |
tree | 15874534e282f67505ce4af5ba805a1ff70ec43e /funtools/wcs/Readme | |
parent | e19a18e035dc4d0e8e215f9b452bb9ef6f58b9d7 (diff) | |
parent | 339420dd5dd874c41f6bab5808291fb4036dd022 (diff) | |
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Merge commit '339420dd5dd874c41f6bab5808291fb4036dd022' as 'funtools'
Diffstat (limited to 'funtools/wcs/Readme')
-rw-r--r-- | funtools/wcs/Readme | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/funtools/wcs/Readme b/funtools/wcs/Readme new file mode 100644 index 0000000..61107cf --- /dev/null +++ b/funtools/wcs/Readme @@ -0,0 +1,36 @@ +WCSsubs Subroutines + +These subroutines, developed as part of the WCSTools software package, +constitute a self-contained package for accessing the world coordinate +systems of FITS or IRAF(.imh) images, with image header I/O contained +in fitsfile.c and imhfile.c, and WCS initialization and use through the +subroutines in wcs.c. WCS information for an image is kept in a single +data structure defined in wcs.h. Pixel to WCS translations are done by +calls to pix2wcst() or pix2wcs(). WCS to pixel translations are done +by calls to wcs2pix() or wcsc2pix(). The contents of the files are +briefly described in Files. Dependencies between these files are given +in Makefile. Documentation, to some extent, is online at + +http://tdc-www.harvard.edu/software/wcstools/libwcs.wcs.html + +Documentation for the entire open-source WCSTools package is online at + +http://tdc-www.harvard.edu/software/wcstools/ + +Projection code in wcspos.c is by Bill Cotton of NRAO and is +protected by the Gnu Lesser General Public License, which is stated +in the file COPYING. Projection code in wcslib.c, +cel.c, lin.c, proj.c, wcstrig.c, and sph.c is by Mark Calabretta +of CSIRO and is also protected by the Gnu Lesser General Public +License. Code in slasubs.c is by Pat Wallace of the Starlink +project at Cambridge University. Doug Mink is responsible for +the rest of the code, unless otherwise noted in the source file. +Unless otherwise noted, this code is Copyright 2003 by the +Smithsonian Astrophysical Observatory and protected by the Gnu +Lesser General Public License. + +-Jessica Mink (jmink@cfa.harvard.edu) + Telescope Data Center + Harvard-Smithsonian Center for Astrophysics + Cambridge, Massachusetts + http://tdc-www.harvard.edu/mink |