[2] | 1 | ;------------------------------------------------------------ |
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| 2 | ;------------------------------------------------------------ |
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| 3 | ;------------------------------------------------------------ |
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| 4 | ;+ |
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| 5 | ; NAME:t2v |
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| 6 | ; |
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| 7 | ; PURPOSE:permet de passer un champs se rapportant a la grille T sur |
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| 8 | ; la grille V, grace a la moyenne: res = 0.5*(res + shift(res, 0, -1)) |
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| 9 | ; |
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| 10 | ; |
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| 11 | ; CATEGORY:grille |
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| 12 | ; |
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| 13 | ; CALLING SEQUENCE:res=t2v(tab) |
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| 14 | ; |
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| 15 | ; INPUTS:tab, un tableau 2, 3 ou 4d |
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| 16 | ; |
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| 17 | ; KEYWORD PARAMETERS: |
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| 18 | ; |
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| 19 | ; OUTPUTS:res, un tableau 2, 3 ou 4d |
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| 20 | ; |
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| 21 | ; COMMON BLOCKS:common.pro |
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| 22 | ; |
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| 23 | ; SIDE EFFECTS:force les parametres du zoom sur la grille V a etre |
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| 24 | ; les memes que ceux sur la grille T. |
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| 25 | ; |
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| 26 | ; RESTRICTIONS:les points qui ne peuvent etre calcules sont mis a la |
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| 27 | ; valeur NaN consacree par IDL: !values.f_nan |
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| 28 | ; |
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| 29 | ; EXAMPLE: |
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| 30 | ; |
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| 31 | ; MODIFICATION HISTORY:Marina Levy |
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| 32 | ; Sebastien Masson (smasson@lodyc.jussieu.fr): |
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| 33 | ; inspection des traveuax finis. 5/6/2000 |
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| 34 | ; |
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| 35 | ;- |
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| 36 | ;------------------------------------------------------------ |
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| 37 | ;------------------------------------------------------------ |
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| 38 | ;------------------------------------------------------------ |
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| 39 | FUNCTION t2v, temp |
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[13] | 40 | ;--------------------------------------------------------- |
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[114] | 41 | ; |
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| 42 | compile_opt idl2, strictarrsubs |
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| 43 | ; |
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[13] | 44 | @cm_4mesh |
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| 45 | @cm_4data |
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| 46 | @cm_4cal |
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| 47 | IF NOT keyword_set(key_forgetold) THEN BEGIN |
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| 48 | @updatenew |
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| 49 | ENDIF |
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| 50 | ;--------------------------------------------------------- |
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[2] | 51 | res = temp |
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| 52 | |
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| 53 | ;on force nxt=nxv, etc ... |
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[13] | 54 | firstxv = firstxt |
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| 55 | lastxv = lastxt |
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| 56 | firstyv = firstyt |
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| 57 | lastyv = lastyt |
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[2] | 58 | nxv = nxt |
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| 59 | nyv = nyt |
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| 60 | vargrid = 'V' |
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| 61 | if NOT keyword_set(valmask) then valmask = 1e20 |
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[13] | 62 | lat1 = gphit[0, firstyt] |
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| 63 | lat2 = gphiv[0, lastyv] |
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[2] | 64 | |
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| 65 | ; cas sur la taille du tableau et application |
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| 66 | taille = size(temp) |
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| 67 | CASE taille[0] OF |
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| 68 | 1: res = -1 |
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| 69 | 2: BEGIN |
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| 70 | case 1 of |
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| 71 | taille[1] eq nxt and taille[2] eq nyt: |
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| 72 | taille[1] eq jpi and taille[2] eq jpj: $ |
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[13] | 73 | res=res[firstxt:lastxt, firstyt:lastyt] |
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[2] | 74 | else: $ |
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| 75 | return, report('Probleme d''adequation entre les tailles du domaine et de la boite.') |
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| 76 | endcase |
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[13] | 77 | mask = tmask[firstxt:lastxt, firstyt:lastyt, 0] |
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[2] | 78 | terre = where(mask EQ 0) |
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| 79 | IF terre[0] NE -1 THEN res[terre] = !values.f_nan |
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| 80 | res = 0.5*(res + shift(res, 0, -1)) |
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| 81 | res[*, nyt-1] = !values.f_nan |
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[13] | 82 | mask = (vmask())[firstxt:lastxt, firstyt:lastyt, 0] |
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[2] | 83 | terre = where(mask EQ 0) |
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| 84 | IF terre[0] NE -1 THEN res[terre] = valmask |
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| 85 | END |
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| 86 | 3: BEGIN |
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| 87 | case 1 of |
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| 88 | taille[1] eq nxt and taille[2] eq nyt AND taille[3] EQ nzt: |
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| 89 | taille[1] eq nxt and taille[2] eq nyt AND taille[3] EQ jpk: $ |
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[13] | 90 | res=res[*, *, firstzt:lastzt] |
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[2] | 91 | taille[1] eq nxt and taille[2] eq nyt AND taille[3] EQ jpt: |
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| 92 | taille[1] eq jpi and taille[2] eq jpj AND taille[3] EQ jpk: $ |
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[13] | 93 | res=res[firstxt:lastxt, firstyt:lastyt, firstzt:lastzt] |
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[2] | 94 | taille[1] eq jpi and taille[2] eq jpj AND taille[3] EQ jpt: $ |
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[13] | 95 | res=res[firstxt:lastxt, firstyt:lastyt, *] |
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[2] | 96 | else: $ |
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| 97 | return, report('Probleme d''adequation entre les tailles du domaine et de la boite.') |
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| 98 | ENDCASE |
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| 99 | if taille[3] EQ jpt then begin |
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[13] | 100 | mask = tmask[firstxt:lastxt, firstyt:lastyt, lastzt*(nzt NE jpk)] |
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[2] | 101 | mask = temporary(mask[*])#replicate(1, jpt) |
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| 102 | mask = reform(mask, nxt, nyt, jpt, /over) |
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[13] | 103 | ENDIF ELSE mask = tmask[firstxt:lastxt, firstyt:lastyt, firstzt:lastzt] |
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[2] | 104 | terre = where(temporary(mask) EQ 0) |
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| 105 | IF terre[0] NE -1 THEN res[temporary(terre)] = !values.f_nan |
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| 106 | res = 0.5*(res + shift(res, 0, -1, 0)) |
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| 107 | res[*, nyt-1, *] = !values.f_nan |
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| 108 | if taille[3] EQ jpt then BEGIN |
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[13] | 109 | mask = (vmask())[firstxt:lastxt, firstyt:lastyt, lastzt*(nzt NE jpk)] |
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[2] | 110 | mask = temporary(mask[*])#replicate(1, jpt) |
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| 111 | mask = reform(mask, nxt, nyt, jpt, /over) |
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[13] | 112 | ENDIF ELSE mask = (vmask())[firstxt:lastxt, firstyt:lastyt, firstzt:lastzt] |
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[2] | 113 | terre = where(temporary(mask) EQ 0) |
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| 114 | IF terre[0] NE -1 THEN res[temporary(terre)] = valmask |
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| 115 | END |
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| 116 | 4: BEGIN |
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| 117 | case 1 of |
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| 118 | taille[1] eq nxt and taille[2] eq nyt AND taille[3] EQ nzt AND taille[4] EQ jpt: |
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| 119 | taille[1] eq nxt and taille[2] eq nyt AND taille[3] EQ jpk AND taille[4] EQ jpt: $ |
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[13] | 120 | res=res[*, *, firstzt:lastzt, *] |
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[2] | 121 | taille[1] eq jpi and taille[2] eq jpj AND taille[3] EQ jpk AND taille[4] EQ jpt: $ |
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[13] | 122 | res=res[firstxt:lastxt, firstyt:lastyt, firstzt:lastzt, *] |
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[2] | 123 | else: $ |
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| 124 | return, report('Probleme d''adequation entre les tailles du domaine et de la boite.') |
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| 125 | ENDCASE |
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[13] | 126 | mask = tmask[firstxt:lastxt, firstyt:lastyt, firstzt:lastzt] |
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[2] | 127 | mask = temporary(mask[*])#replicate(1, jpt) |
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| 128 | mask = reform(mask, nxt, nyt, nzt, jpt, /over) |
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| 129 | terre = where(temporary(mask) EQ 0) |
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| 130 | IF terre[0] NE -1 THEN res[temporary(terre)] = !values.f_nan |
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| 131 | res = 0.5*(res + shift(res, 0, -1, 0, 0)) |
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| 132 | res[*, nyt-1, *, *] = !values.f_nan |
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[13] | 133 | mask = (vmask())[firstxt:lastxt, firstyt:lastyt, firstzt:lastzt] |
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[2] | 134 | mask = temporary(mask[*])#replicate(1, jpt) |
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| 135 | mask = reform(mask, nxt, nyt, nzt, jpt, /over) |
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| 136 | terre = where(temporary(mask) EQ 0) |
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| 137 | IF terre[0] NE -1 THEN res[temporary(terre)] = valmask |
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| 138 | END |
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[13] | 139 | ENDCASE |
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[2] | 140 | |
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[13] | 141 | IF NOT keyword_set(key_forgetold) THEN BEGIN |
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| 142 | @updateold |
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| 143 | ENDIF |
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| 144 | |
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[2] | 145 | return, res |
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| 146 | END |
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| 147 | |
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