[2] | 1 | ;+ |
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| 2 | ; |
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[142] | 3 | ; @file_comments |
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[231] | 4 | ; Allows to pass a field referring to the grid F on the grid V, |
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| 5 | ; thanks to the average: |
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| 6 | ; res = 0.5*(res + shift(res, 1, 0)) |
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[2] | 7 | ; |
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[231] | 8 | ; @categories |
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[157] | 9 | ; Grid |
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[2] | 10 | ; |
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[142] | 11 | ; @param TEMP {in}{required} |
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| 12 | ; A 2, 3 or 4d array |
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[2] | 13 | ; |
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[142] | 14 | ; @returns |
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[268] | 15 | ; a 2d, 3d or 4d array |
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[2] | 16 | ; |
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[142] | 17 | ; @uses |
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| 18 | ; common.pro |
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[2] | 19 | ; |
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[231] | 20 | ; @restrictions |
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| 21 | ; Force parameters of the zoom on the grid V to be the same as |
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[142] | 22 | ; those on the grid T. |
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[2] | 23 | ; |
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[231] | 24 | ; @restrictions |
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| 25 | ; Points which can not be calculated are put at the value NaN |
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[142] | 26 | ; consecrated by IDL: !values.f_nan |
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[2] | 27 | ; |
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[142] | 28 | ; @history |
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| 29 | ; From Marina Levy's programs |
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[157] | 30 | ; Sebastien Masson (smasson\@lodyc.jussieu.fr): |
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[142] | 31 | ; Validation. 5/6/2000 |
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[2] | 32 | ; |
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[142] | 33 | ; @version |
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| 34 | ; $Id$ |
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[2] | 35 | ; |
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| 36 | ;- |
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| 37 | FUNCTION f2v, temp |
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[114] | 38 | ; |
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| 39 | compile_opt idl2, strictarrsubs |
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| 40 | ; |
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[13] | 41 | @cm_4mesh |
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| 42 | @cm_4data |
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| 43 | @cm_4cal |
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| 44 | IF NOT keyword_set(key_forgetold) THEN BEGIN |
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| 45 | @updatenew |
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| 46 | ENDIF |
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| 47 | ;--------------------------------------------------------- |
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[2] | 48 | res = temp |
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[142] | 49 | ;We force nxt=nxf, etc ... |
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[13] | 50 | firstxv = firstxf |
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| 51 | lastxv = lastxf |
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| 52 | firstyv = firstyf |
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| 53 | lastyv = lastyf |
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[2] | 54 | nxv = nxf |
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| 55 | nyv = nyf |
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| 56 | vargrid = 'V' |
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| 57 | if NOT keyword_set(valmask) then valmask = 1e20 |
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[13] | 58 | lon1 = glamv[firstxv, 0] |
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| 59 | lon2 = glamf[lastxf, 0] |
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[2] | 60 | |
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[142] | 61 | ; case on tha array's size and application |
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[2] | 62 | taille = size(temp) |
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[231] | 63 | CASE taille[0] OF |
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[2] | 64 | 1: res = -1 |
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[231] | 65 | 2: BEGIN |
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[2] | 66 | case 1 of |
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| 67 | taille[1] eq nxf and taille[2] eq nyf: |
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| 68 | taille[1] eq jpi and taille[2] eq jpj: $ |
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[13] | 69 | res=res[firstxf:lastxf, firstyf:lastyf] |
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[2] | 70 | else: $ |
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| 71 | return, report('Probleme d''adequation entre les tailles du domaine et de la boite.') |
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| 72 | endcase |
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[13] | 73 | mask = (fmask())[firstxf:lastxf, firstyf:lastyf, 0] |
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[231] | 74 | terre = where(mask EQ 0) |
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[2] | 75 | IF terre[0] NE -1 THEN res[terre] = !values.f_nan |
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| 76 | res = 0.5*(res + shift(res, 1, 0)) |
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[13] | 77 | if NOT (keyword_set(key_periodic) AND nxf EQ jpi) then res[0, *] = !values.f_nan |
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| 78 | mask = (vmask())[firstxf:lastxf, firstyf:lastyf, 0] |
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[231] | 79 | terre = where(mask EQ 0) |
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[2] | 80 | IF terre[0] NE -1 THEN res[terre] = valmask |
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| 81 | END |
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[231] | 82 | 3: BEGIN |
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[2] | 83 | case 1 of |
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| 84 | taille[1] eq nxf and taille[2] eq nyf AND taille[3] EQ nzt: |
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| 85 | taille[1] eq nxf and taille[2] eq nyf AND taille[3] EQ jpk: $ |
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[13] | 86 | res=res[*, *, firstzt:lastzt] |
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[2] | 87 | taille[1] eq nxf and taille[2] eq nyf AND taille[3] EQ jpt: |
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| 88 | taille[1] eq jpi and taille[2] eq jpj AND taille[3] EQ jpk: $ |
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[13] | 89 | res=res[firstxf:lastxf, firstyf:lastyf, firstzt:lastzt] |
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[2] | 90 | taille[1] eq jpi and taille[2] eq jpj AND taille[3] EQ jpt: $ |
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[13] | 91 | res=res[firstxf:lastxf, firstyf:lastyf, *] |
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[2] | 92 | else: $ |
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| 93 | return, report('Probleme d''adequation entre les tailles du domaine et de la boite.') |
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| 94 | ENDCASE |
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| 95 | if taille[3] EQ jpt then begin |
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[13] | 96 | mask = (fmask())[firstxf:lastxf, firstyf:lastyf, lastzt*(nzt NE jpk)] |
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[2] | 97 | mask = temporary(mask[*])#replicate(1, jpt) |
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| 98 | mask = reform(mask, nxf, nyf, jpt, /over) |
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[13] | 99 | ENDIF ELSE mask = (fmask())[firstxf:lastxf, firstyf:lastyf, firstzt:lastzt] |
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[231] | 100 | terre = where(temporary(mask) EQ 0) |
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[2] | 101 | IF terre[0] NE -1 THEN res[temporary(terre)] = !values.f_nan |
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| 102 | res = 0.5*(res + shift(res, 1, 0, 0)) |
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[13] | 103 | if NOT (keyword_set(key_periodic) AND nxf EQ jpi) then res[0, *, *] = !values.f_nan |
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[2] | 104 | if taille[3] EQ jpt then BEGIN |
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[13] | 105 | mask = tmask[firstxf:lastxf, firstyf:lastyf, lastzt*(nzt NE jpk)] |
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[2] | 106 | mask = temporary(mask[*])#replicate(1, jpt) |
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| 107 | mask = reform(mask, nxf, nyf, jpt, /over) |
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[13] | 108 | ENDIF ELSE mask = (vmask())[firstxf:lastxf, firstyf:lastyf, firstzt:lastzt] |
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[231] | 109 | terre = where(temporary(mask) EQ 0) |
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[2] | 110 | IF terre[0] NE -1 THEN res[temporary(terre)] = valmask |
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| 111 | END |
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[231] | 112 | 4: BEGIN |
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[2] | 113 | case 1 of |
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| 114 | taille[1] eq nxf and taille[2] eq nyf AND taille[3] EQ nzt AND taille[4] EQ jpt: |
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| 115 | taille[1] eq nxf and taille[2] eq nyf AND taille[3] EQ jpk AND taille[4] EQ jpt: $ |
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[13] | 116 | res=res[*, *, firstzt:lastzt, *] |
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[2] | 117 | taille[1] eq jpi and taille[2] eq jpj AND taille[3] EQ jpk AND taille[4] EQ jpt: $ |
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[13] | 118 | res=res[firstxf:lastxf, firstyf:lastyf, firstzt:lastzt, *] |
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[2] | 119 | else: $ |
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| 120 | return, report('Probleme d''adequation entre les tailles du domaine et de la boite.') |
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| 121 | ENDCASE |
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[13] | 122 | mask = (fmask())[firstxf:lastxf, firstyf:lastyf, firstzt:lastzt] |
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[2] | 123 | mask = temporary(mask[*])#replicate(1, jpt) |
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| 124 | mask = reform(mask, nxf, nyf, nzt, jpt, /over) |
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[231] | 125 | terre = where(temporary(mask) EQ 0) |
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[2] | 126 | IF terre[0] NE -1 THEN res[temporary(terre)] = !values.f_nan |
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| 127 | res = 0.5*(res + shift(res, 1, 0, 0, 0)) |
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[13] | 128 | if NOT (keyword_set(key_periodic) AND nxf EQ jpi) then res[0, *, *, *] = !values.f_nan |
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| 129 | mask = (vmask())[firstxf:lastxf, firstyf:lastyf, firstzt:lastzt] |
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[2] | 130 | mask = temporary(mask[*])#replicate(1, jpt) |
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| 131 | mask = reform(mask, nxf, nyf, nzt, jpt, /over) |
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[231] | 132 | terre = where(temporary(mask) EQ 0) |
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[2] | 133 | IF terre[0] NE -1 THEN res[temporary(terre)] = valmask |
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| 134 | END |
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| 135 | endcase |
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| 136 | |
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[13] | 137 | IF NOT keyword_set(key_forgetold) THEN BEGIN |
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| 138 | @updateold |
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[231] | 139 | ENDIF |
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| 140 | |
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[2] | 141 | return, res |
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| 142 | END |
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