source: trunk/SRC/ToBeReviewed/GRILLE/t2v.pro @ 240

Last change on this file since 240 was 231, checked in by pinsard, 17 years ago

improvements/corrections of some *.pro headers
  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
File size: 4.9 KB
RevLine 
[2]1;+
2;
[142]3; @file_comments
[163]4; Allows to pass a field referring to the grid T on the grid V,
[142]5; thanks to the average res = 0.5*(res + shift(res, 0, -1))
[2]6;
[142]7; @categories
[157]8; Grid
[2]9;
[142]10; @param TEMP {in}{required}
11; A 2, 3 or 4d array
[2]12;
[142]13; @returns
14; res, a 2, 3 or 4d array
[2]15;
[142]16; @uses
17; common.pro
[2]18;
[142]19; @restrictions
20; Force parameters of the zoom on the grid V to be the same as
21; those on the grid T.
[2]22;
[142]23; @restrictions
24; Points which can not be calculated are put at the value NaN
25; consecrated by IDL: !values.f_nan
[2]26;
[142]27; @history
28; From Marina Levy's programs
[157]29; Sebastien Masson (smasson\@lodyc.jussieu.fr):
[142]30; Validation. 5/6/2000
[2]31;
[142]32; @version
33; $Id$
[2]34;
35;-
[231]36;
[2]37FUNCTION t2v, temp
[114]38;
39  compile_opt idl2, strictarrsubs
40;
[13]41@cm_4mesh
42@cm_4data
43@cm_4cal
44  IF NOT keyword_set(key_forgetold) THEN BEGIN
45@updatenew
46  ENDIF
47;---------------------------------------------------------
[2]48   res = temp
49
[142]50;We force nxt=nxv, etc ...
[13]51   firstxv = firstxt
52   lastxv = lastxt
53   firstyv = firstyt
54   lastyv = lastyt
[2]55   nxv = nxt
56   nyv = nyt
57   vargrid = 'V'
58   if NOT keyword_set(valmask) then valmask = 1e20
[13]59   lat1 = gphit[0, firstyt]
60   lat2 = gphiv[0, lastyv]
[2]61
[142]62; case on tha array's size and application
[2]63   taille = size(temp)
64   CASE taille[0] OF
65      1: res = -1
66      2: BEGIN
67         case 1 of
68            taille[1] eq nxt and taille[2] eq nyt:
69            taille[1] eq jpi and taille[2] eq jpj: $
[13]70             res=res[firstxt:lastxt, firstyt:lastyt]
[2]71            else: $
72             return, report('Probleme d''adequation entre les tailles du domaine et de la boite.')
73         endcase
[13]74         mask = tmask[firstxt:lastxt, firstyt:lastyt, 0]
[2]75         terre = where(mask EQ 0)
76         IF terre[0] NE -1 THEN res[terre] = !values.f_nan
77         res = 0.5*(res + shift(res, 0, -1))
78         res[*, nyt-1] = !values.f_nan
[13]79         mask = (vmask())[firstxt:lastxt, firstyt:lastyt, 0]
[2]80         terre = where(mask EQ 0)
81         IF terre[0] NE -1 THEN res[terre] = valmask
82      END
83      3: BEGIN
84         case 1 of
85            taille[1] eq nxt and taille[2] eq nyt AND taille[3] EQ nzt:
86            taille[1] eq nxt and taille[2] eq nyt AND taille[3] EQ jpk: $
[13]87             res=res[*, *, firstzt:lastzt]
[2]88            taille[1] eq nxt and taille[2] eq nyt AND taille[3] EQ jpt:
89            taille[1] eq jpi and taille[2] eq jpj AND taille[3] EQ jpk: $
[13]90             res=res[firstxt:lastxt, firstyt:lastyt, firstzt:lastzt]
[2]91            taille[1] eq jpi and taille[2] eq jpj AND taille[3] EQ jpt: $
[13]92             res=res[firstxt:lastxt, firstyt:lastyt, *]
[2]93            else: $
94             return, report('Probleme d''adequation entre les tailles du domaine et de la boite.')
95         ENDCASE
96         if taille[3] EQ jpt then begin
[13]97            mask = tmask[firstxt:lastxt, firstyt:lastyt, lastzt*(nzt NE jpk)]
[2]98            mask = temporary(mask[*])#replicate(1, jpt)
99            mask = reform(mask, nxt, nyt, jpt, /over)
[13]100         ENDIF ELSE mask = tmask[firstxt:lastxt, firstyt:lastyt, firstzt:lastzt]
[2]101         terre = where(temporary(mask) EQ 0)
102         IF terre[0] NE -1 THEN res[temporary(terre)] = !values.f_nan
103         res = 0.5*(res + shift(res, 0, -1, 0))
104         res[*, nyt-1, *] = !values.f_nan
105         if taille[3] EQ jpt then BEGIN
[13]106            mask = (vmask())[firstxt:lastxt, firstyt:lastyt, lastzt*(nzt NE jpk)]
[2]107            mask = temporary(mask[*])#replicate(1, jpt)
108            mask = reform(mask, nxt, nyt, jpt, /over)
[13]109         ENDIF ELSE mask = (vmask())[firstxt:lastxt, firstyt:lastyt, firstzt:lastzt]
[2]110         terre = where(temporary(mask) EQ 0)
111         IF terre[0] NE -1 THEN res[temporary(terre)] = valmask
112      END
113      4: BEGIN
114         case 1 of
115            taille[1] eq nxt and taille[2] eq nyt AND taille[3] EQ nzt AND taille[4] EQ jpt:
116            taille[1] eq nxt and taille[2] eq nyt AND taille[3] EQ jpk AND taille[4] EQ jpt: $
[13]117             res=res[*, *, firstzt:lastzt, *]
[2]118            taille[1] eq jpi and taille[2] eq jpj AND taille[3] EQ jpk AND taille[4] EQ jpt: $
[13]119             res=res[firstxt:lastxt, firstyt:lastyt, firstzt:lastzt, *]
[2]120            else: $
121             return, report('Probleme d''adequation entre les tailles du domaine et de la boite.')
122         ENDCASE
[13]123         mask = tmask[firstxt:lastxt, firstyt:lastyt, firstzt:lastzt]
[2]124         mask = temporary(mask[*])#replicate(1, jpt)
125         mask = reform(mask, nxt, nyt, nzt, jpt, /over)
126         terre = where(temporary(mask) EQ 0)
127         IF terre[0] NE -1 THEN res[temporary(terre)] = !values.f_nan
128         res = 0.5*(res + shift(res, 0, -1, 0, 0))
129         res[*, nyt-1, *, *] = !values.f_nan
[13]130         mask = (vmask())[firstxt:lastxt, firstyt:lastyt, firstzt:lastzt]
[2]131         mask = temporary(mask[*])#replicate(1, jpt)
132         mask = reform(mask, nxt, nyt, nzt, jpt, /over)
133         terre = where(temporary(mask) EQ 0)
134         IF terre[0] NE -1 THEN res[temporary(terre)] = valmask
135      END
[13]136    ENDCASE
[2]137
[13]138  IF NOT keyword_set(key_forgetold) THEN BEGIN
139   @updateold
140  ENDIF
141
[2]142   return, res
143END
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