dustem_read_isrf.pro
1.54 KB
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FUNCTION dustem_read_isrf,file,silent=silent,Nisrf=Nisrf,help=help
;+
; NAME:
; dustem_read_isrf
;
; PURPOSE:
; reads information relating to the ISRF and associated wavelength grid
;
; CATEGORY:
; DustEMWrap, Distributed, LowLevel, Initialization
;
; CALLING SEQUENCE:
; st=dustem_read_isrf(file,nisrf=nisrf)
;
; INPUTS:
; file : input file to be read
;
; OPTIONAL INPUT PARAMETERS:
;
; OUTPUTS:
; st : dustem data structure
;
; OPTIONAL OUTPUT PARAMETERS:
; Nisrf : number of elements in the wavelength grid where ISRF
; is defined
;
; ACCEPTED KEY-WORDS:
; help : writes this help
;
; COMMON BLOCKS:
; None
;
; SIDE EFFECTS:
;
; RESTRICTIONS:
; The DustEM fortran code must be installed
; The DustEMWrap IDL code must be installed
;
; PROCEDURES AND SUBROUTINES USED:
;
; EXAMPLES:
;
; MODIFICATION HISTORY:
; Evolution details on the DustEMWrap gitlab.
; See http://dustemwrap.irap.omp.eu/ for FAQ and help.
;-
IF keyword_set(help) THEN BEGIN
doc_library,'dustem_read_isrf'
st=0.
goto,the_end
ENDIF
; lambISRF(k) = val(1)
; ISRF(k) = val(2)
readcol,file,lambisrf,isrf,silent=silent,comment='#',format='F,F'
nlines=n_elements(lambisrf)
one_st={lambisrf:0.,isrf:0.}
st=replicate(one_st,Nlines)
st.lambisrf=lambisrf
st.isrf=isrf
; following lines are no longer needed because readcol format requirements
; now enforce that we drop the line with the number of grid points
;IF !dustem_which EQ 'RELEASE' THEN BEGIN
; st=st(1:*)
; Nisrf=n_elements(st)
;ENDIF
the_end:
return,st
END