# Task parameters

define	LEN_EC		52		# Length ID structure

define	EC_IMAGE	Memi[$1]	# Image name (pointer)
define	EC_MAXFEATURES	Memi[$1+1]	# Maximum number of features
define	EC_FTYPE	Memi[$1+2]	# Feature type
define	EC_MINSEP	Memr[P2R($1+3)]	# Minimum pixel separation
define	EC_MATCH	Memr[P2R($1+4)]	# Maximum matching separation
define	EC_FWIDTH	Memr[P2R($1+5)]	# Feature width in pixels
define	EC_CRADIUS	Memr[P2R($1+6)]	# Centering radius in pixels
define	EC_THRESHOLD	Memr[P2R($1+7)]	# Centering threshold
define	EC_ZWIDTH	Memr[P2R($1+8)]	# Zoom window width in fit units
define	EC_DATABASE	Memi[$1+9]	# Name of database (pointer)
define	EC_COORDLIST	Memi[$1+10]	# Name of coordinate list (pointer)
define	EC_LABELS	Memi[$1+11]	# Type of feature labels
define	EC_LOGFILES	Memi[$1+12]	# List of logfiles

# Common image data

define	EC_NCOLS	Memi[$1+13]	# Number of columns
define	EC_NLINES	Memi[$1+14]	# Number of lines/apertures/orders
define	EC_SHS		Memi[$1+15]	# Pointer to SHDR pointers
define	EC_PIXDATA	Memi[$1+16]	# Pixel coordinates (pointer)
define	EC_FITDATA	Memi[$1+17]	# Fit coordinates (pointer)

define	EC_IMLINE	Memi[$1+18]	# Image data (pointer)
define	EC_PIXLINE	Memi[$1+19]	# Pixel coordinates (pointer)
define	EC_FITLINE	Memi[$1+20]	# Fit coordinates (pointer)
define	EC_NPTS		Memi[$1+21]	# Number of points

define	EC_SHIFT	Memd[P2D($1+22)]# Wavelength shift

# Features

define	EC_NFEATURES	Memi[$1+24]	# Number of features
define	EC_NALLOC	Memi[$1+25]	# Length of allocated feature arrays
define	EC_APNUM	Memi[$1+26]	# Aperture number (pointer)
define	EC_LINENUM	Memi[$1+27]	# Image line number (pointer)
define	EC_ORD		Memi[$1+28]	# Feature order number (pointer)
define	EC_PIX		Memi[$1+29]	# Feature pixel coordinates (pointer)
define	EC_FIT		Memi[$1+30]	# Feature fit coordinates (pointer)
define	EC_USER		Memi[$1+31]	# Feature user coordinates (pointer)
define	EC_FWIDTHS	Memi[$1+32]	# Feature width (pointer)
define	EC_FTYPES	Memi[$1+33]	# Feature type (pointer)

# Current status

define	EC_CURRENT	Memi[$1+34]	# Current feature
define	EC_SH		Memi[$1+35]	# Current SHDR pointer
define	EC_AP		Memi[$1+36]	# Current aperture
define	EC_LINE		Memi[$1+37]	# Current line
define	EC_ORDER	Memi[$1+38]	# Current order

# Pointers for other packages

define	EC_LP		Memi[$1+39]	# Logical to physical transformation
define	EC_PL		Memi[$1+40]	# Physical to logical transformation
define	EC_LL		Memi[$1+41]	# Linelist pointer
define	EC_ECF		Memi[$1+42]	# Curfit pointer
define	EC_GP		Memi[$1+43]	# GIO pointer
define	EC_GT		Memi[$1+44]	# Gtools pointer
define	EC_UN		Memi[$1+45]	# Units pointer

# Flags

define	EC_NEWFEATURES	Memi[$1+46]	# Has feature list changed?
define	EC_NEWECF	Memi[$1+47]	# Has fitting function changed?
define	EC_NEWGRAPH	Memi[$1+48]	# Has graph changed?
define	EC_NEWDBENTRY	Memi[$1+49]	# Has database entry changed?
define	EC_REFIT	Memi[$1+50]	# Refit feature data?
define	EC_GTYPE	Memi[$1+51]	# Graph type

# End of structure ----------------------------------------------------------

define	LABELS	"|none|index|pixel|user|"
define	FTYPES	"|emission|absorption|"

define	IMDATA		Memr[EC_IMLINE($1)+$2-1]
define	PIXDATA		Memd[EC_PIXLINE($1)+$2-1]
define	FITDATA		Memd[EC_FITLINE($1)+$2-1]

define	SH		Memi[EC_SHS($1)+$2-1]
define	APS		AP(SH($1,$2))
define	ORDERS		BEAM(SH($1,$2))

define	APN		Memi[EC_APNUM($1)+$2-1]
define	LINE		Memi[EC_LINENUM($1)+$2-1]
define	ORDER		Memi[EC_ORD($1)+$2-1]
define	PIX		Memd[EC_PIX($1)+$2-1]
define	FIT		Memd[EC_FIT($1)+$2-1]
define	USER		Memd[EC_USER($1)+$2-1]
define	FWIDTH		Memr[EC_FWIDTHS($1)+$2-1]
define	FTYPE		Memi[EC_FTYPES($1)+$2-1]