dustem_read_circ_vg.pro
1.99 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
FUNCTION dustem_read_circ_vg,file,silent=silent,help=help
;+
; NAME:
; dustem_read_circ_vg
;
; PURPOSE:
; reads information relating to stellar polarisation from the
; appropriate .RES files
;
; CATEGORY:
; DustEMWrap, Distributed, LowLevel, Initialization
;
; CALLING SEQUENCE:
; st=dustem_read_circ_vg(file)
;
; INPUTS:
; file : file to be read
;
; OPTIONAL INPUT PARAMETERS:
; None
;
; OUTPUTS:
; st : dustem data structure
;
; OPTIONAL OUTPUT PARAMETERS:
; None
;
; 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_circ_vg'
st=0.
goto,the_end
ENDIF
;=== determine the number of grains
str=' '
OPENR,unit,file,/get_lun
;==read comments
str='' & first_char='#'
WHILE first_char EQ '#' DO BEGIN
readf,unit,str
first_char=strmid(str,0,1)
ENDWHILE
;readf,unit,str
CLOSE,unit
free_lun,unit
str=strcompress(str)
str=strtrim(str,2)
vv=str_sep(str,' ')
Ngrains=vv(0)
;Read model output
instruc='readcol,file,wav,'
FOR i=0L,Ngrains-1 DO BEGIN
instruc=instruc+'circ_grain_'+strtrim(i+1,2)+','
ENDFOR
;VG read circ_tot from the file
instruc=instruc+'circ_tot,silent=silent'
toto=execute(instruc)
nlines=n_elements(wav)-1
one_st = {wav:0., circ_grain:replicate(0.,Ngrains), circ_tot:0.}
st=replicate(one_st,Nlines)
st.wav=wav(1:*)
FOR iwav=0L,Nlines-1 DO BEGIN
FOR igrain=0L,Ngrains-1 DO BEGIN
instruc = 'st(iwav).circ_grain(igrain) = circ_grain_'+strtrim(igrain+1,2)+'(iwav)'
toto = execute(instruc)
instruc = 'st(iwav).circ_tot = circ_tot(iwav)'
toto = execute(instruc)
ENDFOR
ENDFOR
the_end:
return,st
END