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include <mach.h>
include <pkg/gtools.h>
include <pkg/center1d.h>
include "ecidentify.h"
# T_ECIDENTIFY -- Identify features in echelle format data.
#
# The input data must be in the echelle format produced by APEXTRACT.
procedure t_ecidentify ()
int images
pointer ec, gopen(), gt_init(), un_open()
int clgeti(), clgwrd(), imtopenp(), ec_getim()
real clgetr()
double clgetd()
begin
# Allocate the basic data structure.
call ec_init (ec)
# Get task parameters.
images = imtopenp ("images")
EC_MAXFEATURES(ec) = clgeti ("maxfeatures")
EC_MINSEP(ec) = clgetr ("minsep")
EC_MATCH(ec) = clgetr ("match")
EC_ZWIDTH(ec) = clgetr ("zwidth")
EC_FTYPE(ec) = clgwrd ("ftype", Memc[EC_IMAGE(ec)], SZ_FNAME, FTYPES)
EC_FWIDTH(ec) = clgetr ("fwidth")
EC_CRADIUS(ec) = clgetr ("cradius")
EC_THRESHOLD(ec) = clgetr ("threshold")
call clgstr ("database", Memc[EC_DATABASE(ec)], SZ_FNAME)
call clgstr ("coordlist", Memc[EC_COORDLIST(ec)], SZ_FNAME)
# Get the line list.
call clgstr ("units", Memc[EC_IMAGE(ec)], SZ_FNAME)
call xt_stripwhite (Memc[EC_IMAGE(ec)])
if (Memc[EC_IMAGE(ec)] != EOS)
EC_UN(ec) = un_open (Memc[EC_IMAGE(ec)])
call ec_mapll (ec)
# Initialize graphics and fitting.
call clgstr ("function", Memc[EC_IMAGE(ec)], SZ_FNAME)
call ecf_sets ("function", Memc[EC_IMAGE(ec)])
call ecf_seti ("xorder", clgeti ("xorder"))
call ecf_seti ("yorder", clgeti ("yorder"))
call ecf_seti ("niterate", clgeti ("niterate"))
call ecf_setd ("low", clgetd ("lowreject"))
call ecf_setd ("high", clgetd ("highreject"))
call ecf_seti ("xtype", 'p')
call ecf_seti ("ytype", 'r')
call clgstr ("graphics", Memc[EC_IMAGE(ec)], SZ_FNAME)
EC_GP(ec) = gopen (Memc[EC_IMAGE(ec)], NEW_FILE, STDGRAPH)
EC_GT(ec) = gt_init()
call gt_sets (EC_GT(ec), GTTYPE, "line")
# Identify features in each image.
while (ec_getim (images, Memc[EC_IMAGE(ec)], SZ_FNAME) != EOF)
call ec_identify (ec)
# Finish up.
call gclose (EC_GP(ec))
call gt_free (EC_GT(ec))
call dgsfree (EC_ECF(ec))
call imtclose (images)
call ec_unmapll (ec)
call ec_free (ec)
end
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