Документ взят из кэша поисковой машины. Адрес оригинального документа : http://star.arm.ac.uk/~csj/idl/IDLINES/readspec.pro Дата изменения: Sun Apr 26 18:45:24 2009 Дата индексирования: Tue Oct 2 07:54:54 2012 Кодировка:

;----------------------------------------------------------------------------
;
; read spectrum only (free format)
;
;----------------------------------------------------------------------------

PRO readspec, file, specnw, specwav, specflx


; Data array definitions

specwav = FltArr(50000)
specflx = FltArr(50000)

; ---


; open the data file

OPENR, luspec, file, /get_lun


; skip over header

header = ''
FOR i = 1,3 DO BEGIN
READF, luspec, header
ENDFOR

; read individual lines in list

i = 0 & valid = 0
WHILE valid EQ 0 DO BEGIN
ON_IOERROR, end_of_data
READF, luspec, wl, fl
specwav(i) = wl
specflx(i) = fl
i = i + 1
ENDWHILE

; end of data, close file

end_of_data:
CLOSE, luspec
FREE_LUN, luspec


; tidy up output arrays

specnw = i
specwav = specwav(0:i-1)
specflx = specflx(0:i-1)

END