| 1 | ;+ |
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| 2 | ; |
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| 3 | ; @file_comments |
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| 4 | ; averages a 2- or 3-d field over a selected |
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| 5 | ; geographical area and along one or more |
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| 6 | ; selected axes (x, y or z) |
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| 7 | ; |
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| 8 | ; @categories |
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| 9 | ; |
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| 10 | ; @param TAB {in}{required} |
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| 11 | ; 2 or 3d field |
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| 12 | ; |
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| 13 | ; @param DIREC {in}{required} |
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| 14 | ; 'x' 'y' 'z' 'xy' 'xz' 'yz' or 'xyz' |
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| 15 | ; |
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| 16 | ; @keyword BOXZOOM |
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| 17 | ; [xmin,xmax,ymin,ymax (,(zmin,)zmax)] to more details, see <pro>domdef</pro> |
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| 18 | ; boxzoom can have 5 forms: |
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| 19 | ; [vert2], |
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| 20 | ; [vert1, vert2], |
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| 21 | ; [lon1, lon2, lat1, lat2], |
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| 22 | ; [lon1, lon2, lat1, lat2, vert2], |
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| 23 | ; [lon1, lon2, lat1, lat2, vert1,vert2] |
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| 24 | ; |
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| 25 | ; @keyword NAN |
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| 26 | ; not a number, we activate it if we want to average without considerate some masked values of TAB. |
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| 27 | ; If masked values of TAB are values consecrated by IDL(!values.f_nan), we just have to put NAN. |
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| 28 | ; If masked values of TAB are valued a (a must be different of 1, corresponding to nan = |
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| 29 | ; !values.f_nan and of 0, which desactivate nan). We have to put NAN=a. |
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| 30 | ; Comment: In output, result points which are NAN will be valued a or !values.f_nan. |
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| 31 | ; |
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| 32 | ; @keyword NODOMDEF |
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| 33 | ; We activate it if we do not want to pass in <pro>domdef</pro> even if the |
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| 34 | ; keyword boxzoom is present (like when <pro>grossemoyenne</pro> is called |
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| 35 | ; via <pro>checkfield</pro>) |
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| 36 | ; |
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| 37 | ; @keyword INTEGRATION |
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| 38 | ; To make an integral rather than an average |
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| 39 | ; |
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| 40 | ; @keyword WDEPTH |
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| 41 | ; to specify that the field is at W depth instead of T |
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| 42 | ; depth (automatically activated if vargrid eq 'W') |
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| 43 | ; |
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| 44 | ; @returns |
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| 45 | ; An array |
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| 46 | ; |
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| 47 | ; @uses |
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| 48 | ; common |
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| 49 | ; <pro>domdef</pro> |
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| 50 | ; |
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| 51 | ; @restrictions |
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| 52 | ; Put values corresponding to land at 1.e20 |
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| 53 | ; |
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| 54 | ; @history |
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| 55 | ; Jerome Vialard (jv\@lodyc.jussieu.fr) |
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| 56 | ; 2/7/98 |
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| 57 | ; Sebastien Masson (smasson\@lodyc.jussieu.fr) |
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| 58 | ; 14/8/98 |
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| 59 | ; 15/1/98 |
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| 60 | ; 11/3/99 adaptation for NAN |
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| 61 | ; 28/7/99 Averages 1d arrays |
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| 62 | ; |
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| 63 | ; @version |
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| 64 | ; $Id$ |
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| 65 | ; |
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| 66 | ;- |
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| 67 | ; |
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| 68 | FUNCTION moyenne, tab, direc, BOXZOOM = boxzoom, INTEGRATION = integration $ |
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| 69 | , NAN = nan, NODOMDEF = nodomdef, WDEPTH = wdepth $ |
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| 70 | , _EXTRA = ex |
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| 71 | ; |
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| 72 | compile_opt idl2, strictarrsubs |
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| 73 | ; |
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| 74 | @cm_4mesh |
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| 75 | @cm_4data |
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| 76 | @cm_4cal |
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| 77 | IF NOT keyword_set(key_forgetold) THEN BEGIN |
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| 78 | @updatenew |
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| 79 | @updatekwd |
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| 80 | ENDIF |
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| 81 | ;--------------------------------------------------------- |
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| 82 | tempsun = systime(1) ; To key_performance |
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| 83 | ;------------------------------------------------------------ |
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| 84 | ;I) preliminaries |
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| 85 | ;------------------------------------------------------------ |
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| 86 | dirt = 0 |
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| 87 | dirx = 0 |
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| 88 | diry = 0 |
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| 89 | dirz = 0 |
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| 90 | ;------------------------------------------------------------ |
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| 91 | ; I.1) Directions(s) we follow to integrate |
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| 92 | ;------------------------------------------------------------ |
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| 93 | if ( strpos(direc, 't') ge 0 ) then dirt = 1 |
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| 94 | if ( strpos(direc, 'x') ge 0 ) then dirx = 1 |
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| 95 | if ( strpos(direc, 'y') ge 0 ) then diry = 1 |
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| 96 | if ( strpos(direc, 'z') ge 0 ) then dirz = 1 |
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| 97 | if (dirx eq 0 and diry eq 0 and dirz eq 0) then return, tab |
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| 98 | ;------------------------------------------------------------ |
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| 99 | ; I.2) verification of the input array's size |
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| 100 | ;------------------------------------------------------------ |
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| 101 | taille = size(tab) |
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| 102 | case 1 of |
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| 103 | taille[0] eq 1 :dim = '1d' |
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| 104 | taille[0] eq 2 :BEGIN |
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| 105 | dim = '2d' |
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| 106 | if dirx eq 0 and diry eq 0 then return, tab |
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| 107 | END |
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| 108 | taille[0] eq 3 :BEGIN |
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| 109 | dim = '3d' |
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| 110 | if dirx eq 0 and diry eq 0 and dirz eq 0 then return, tab |
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| 111 | END |
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| 112 | else : return, report('Array must have 2 or 3 dimensions if there is a time dimension use grossemoyenne') |
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| 113 | endcase |
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| 114 | ;------------------------------------------------------------ |
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| 115 | ; I.3) Obtainment of scale's factors and of the mask on the subdomain concernedby the average. |
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| 116 | ; Redefinition of the domain ajusted at boxzoom (at 6 elements) |
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| 117 | ; This will allowed us to calculate only in the domain concerned by the average. |
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| 118 | ; Domdef, followed by grid give us all arrays of the grid on the subdomain |
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| 119 | ;------------------------------------------------------------ |
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| 120 | if keyword_set(boxzoom) then BEGIN |
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| 121 | Case 1 Of |
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| 122 | N_Elements(Boxzoom) Eq 1:bte = [lon1, lon2, lat1, lat2, 0., boxzoom[0]] |
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| 123 | N_Elements(Boxzoom) Eq 2:bte = [lon1, lon2, lat1, lat2, boxzoom[0], boxzoom[1]] |
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| 124 | N_Elements(Boxzoom) Eq 4:bte = [Boxzoom, vert1, vert2] |
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| 125 | N_Elements(Boxzoom) Eq 5:bte = [Boxzoom[0:3], 0, Boxzoom[4]] |
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| 126 | N_Elements(Boxzoom) Eq 6:bte = Boxzoom |
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| 127 | Else: return, report('Bad definition of Boxzoom') |
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| 128 | endcase |
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| 129 | if NOT keyword_set(nodomdef) then BEGIN |
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| 130 | savedbox = 1b |
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| 131 | saveboxparam, 'boxparam4moyenne.dat' |
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| 132 | domdef, bte, GRIDTYPE = vargrid, _extra = ex |
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| 133 | ENDIF |
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| 134 | ENDIF |
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| 135 | ;--------------------------------------------------------------- |
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| 136 | ; attribution of the mask and of longitude and latitude arrays... |
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| 137 | ;--------------------------------------------------------------- |
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| 138 | IF vargrid EQ 'W' THEN wdepth = 1 |
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| 139 | grille, mask, glam, gphi, gdep, nx, ny, nz, firstx, firsty, firstz, lastx, lasty, lastz, e1, e2, e3, WDEPTH = wdepth |
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| 140 | ;------------------------------------------------------------ |
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| 141 | ;------------------------------------------------------------ |
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| 142 | ; II) Case of the 1d array |
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| 143 | ;------------------------------------------------------------ |
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| 144 | ;------------------------------------------------------------ |
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| 145 | if dim EQ '1d' then BEGIN |
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| 146 | if n_elements(tab) NE nx*ny AND n_elements(tab) NE nx*ny*nz then BEGIN |
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| 147 | if keyword_set(savedbox) THEN restoreboxparam, 'boxparam4moyenne.dat' |
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| 148 | return, report('Probleme d''adequation entre les tailles du domaine et de la boxzoom.') |
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| 149 | ENDIF |
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| 150 | case 1 of |
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| 151 | nx EQ 1 AND ny EQ 1:BEGIN ;vector following z |
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| 152 | case n_elements(tab) of |
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| 153 | jpk:res = tab[firstz:lastz] |
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| 154 | nz:res = tab |
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| 155 | ELSE:BEGIN |
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| 156 | if keyword_set(savedbox) THEN restoreboxparam, 'boxparam4moyenne.dat' |
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| 157 | return, report('Probleme d''adequation entre les tailles du domaine et de la boxzoom.') |
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| 158 | END |
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| 159 | ENDCASE |
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| 160 | if dirz EQ 1 then BEGIN |
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| 161 | dim = '3d' |
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| 162 | taille = size(reform(res, nx, ny, nz)) |
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| 163 | ENDIF ELSE BEGIN |
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| 164 | if keyword_set(savedbox) THEN restoreboxparam, 'boxparam4moyenne.dat' |
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| 165 | return, res |
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| 166 | ENDELSE |
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| 167 | END |
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| 168 | ny EQ 1:BEGIN ;vector following x |
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| 169 | case n_elements(tab) of |
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| 170 | jpi:res = tab[firstx:lastx] |
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| 171 | nx:res = tab |
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| 172 | ELSE:BEGIN |
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| 173 | if keyword_set(savedbox) THEN restoreboxparam, 'boxparam4moyenne.dat' |
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| 174 | return, report('Probleme d''adequation entre les tailles du domaine et de la boxzoom.') |
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| 175 | END |
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| 176 | ENDCASE |
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| 177 | if dirx EQ 1 then BEGIN |
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| 178 | dim = '2d' |
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| 179 | taille = size(reform(res, nx, ny)) |
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| 180 | ENDIF ELSE BEGIN |
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| 181 | if keyword_set(savedbox) THEN restoreboxparam, 'boxparam4moyenne.dat' |
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| 182 | return, res |
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| 183 | ENDELSE |
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| 184 | END |
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| 185 | nx EQ 1:BEGIN ;vector following y |
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| 186 | case n_elements(tab) of |
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| 187 | jpj:res = tab[firsty:lasty] |
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| 188 | ny:res = tab |
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| 189 | ELSE:BEGIN |
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| 190 | if keyword_set(savedbox) THEN restoreboxparam, 'boxparam4moyenne.dat' |
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| 191 | return, report('Probleme d''adequation entre les tailles du domaine et de la boxzoom.') |
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| 192 | END |
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| 193 | ENDCASE |
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| 194 | if diry EQ 1 then BEGIN |
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| 195 | dim = '2d' |
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| 196 | taille = size(reform(res, nx, ny)) |
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| 197 | ENDIF ELSE BEGIN |
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| 198 | if keyword_set(savedbox) THEN restoreboxparam, 'boxparam4moyenne.dat' |
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| 199 | return, res |
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| 200 | ENDELSE |
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| 201 | END |
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| 202 | endcase |
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| 203 | endif |
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| 204 | ;------------------------------------------------------------ |
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| 205 | ;------------------------------------------------------------ |
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| 206 | ; II) Case of the 2d array |
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| 207 | ;------------------------------------------------------------ |
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| 208 | ;------------------------------------------------------------ |
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| 209 | if (dim eq '2d') then begin |
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| 210 | ;--------------------------------------------------------------- |
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| 211 | ; II.1) verification of the coherence of the array's size to average |
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| 212 | ; Verification of the coherence between the array's size and the domain defined by domdef |
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| 213 | ; The input array must have either the total domain's size (jpi,jpj) or this |
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| 214 | ; one of the reduced domain (nx,ny) |
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| 215 | ;--------------------------------------------------------------- |
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| 216 | case 1 of |
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| 217 | taille[1] eq jpi and taille[2] eq jpj: $ |
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| 218 | res = tab[firstx:lastx, firsty:lasty] |
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| 219 | taille[1] eq nx and taille[2] eq ny:res = tab |
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| 220 | else:BEGIN |
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| 221 | if keyword_set(savedbox) THEN restoreboxparam, 'boxparam4moyenne.dat' |
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| 222 | return, report('Probleme d''adequation entre les tailles du domaine nx*ny '+strtrim(nx, 1)+'*'+strtrim(ny, 1)+' et du tableau '+strtrim(taille[1], 1)+'*'+strtrim(taille[2], 1)) |
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| 223 | END |
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| 224 | ENDCASE |
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| 225 | if keyword_set(nan) NE 0 then BEGIN |
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| 226 | if nan NE 1 then BEGIN ; If nan is not !values.f_nan |
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| 227 | ; we put it at !values.f_nan |
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| 228 | if abs(nan) LT 1e6 then notanumber = where(res EQ nan) $ |
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| 229 | ELSE notanumber = where(abs(res) GT abs(nan)/10.) |
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| 230 | if notanumber[0] NE -1 then res[temporary(notanumber)] = !values.f_nan |
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| 231 | ENDIF |
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| 232 | ENDIF |
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| 233 | ;--------------------------------------------------------------- |
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| 234 | ; Comment : WE HAVE TO BE CAREFUL ABOUT CASES WHERE THE DIMENSION TO AVERAGE = 1, |
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| 235 | ; AND MAKE SURE THAT IT EXIST. THAT IS WHY WE USE reform(...,nx,ny,...) WHICH CAN |
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| 236 | ; LOOK USELESS AT THE BEGINNING |
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| 237 | ;--------------------------------------------------------------- |
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| 238 | if nx EQ 1 OR ny EQ 1 then BEGIN |
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| 239 | res = reform(res, nx, ny, /over) |
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| 240 | e1 = reform(e1, nx, ny, /over) |
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| 241 | e2 = reform(e2, nx, ny, /over) |
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| 242 | endif |
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| 243 | if nx EQ 1 OR ny EQ 1 OR nz EQ 1 THEN $ |
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| 244 | mask = reform(mask, nx, ny, nz, /over) |
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| 245 | ;--------------------------------------------------------------- |
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| 246 | ; II.3) Different types of average |
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| 247 | ;--------------------------------------------------------------- |
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| 248 | mask = mask[*, *, 0] |
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| 249 | if keyword_set(nan) NE 0 then msknan = finite(res) ELSE msknan = -1 |
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| 250 | case 1 of |
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| 251 | (dirx eq 1) and (diry eq 0) : begin |
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| 252 | e = e1*mask |
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| 253 | if keyword_set(integration) then divi = 1 $ |
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| 254 | else begin |
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| 255 | divi = e |
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| 256 | IF msknan[0] NE -1 THEN divi = temporary(divi)*msknan |
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| 257 | if ny EQ 1 then divi = reform(divi, nx, ny, /over) |
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| 258 | divi = total(divi, 1) |
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| 259 | endelse |
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| 260 | res = res*e |
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| 261 | if ny EQ 1 then res = reform(res, nx, ny, /over) |
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| 262 | res = total(res, 1, nan = nan)/(divi > 1.) |
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| 263 | if msknan[0] NE -1 then begin |
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| 264 | testnan = msknan*mask |
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| 265 | if ny EQ 1 then testnan = reform(testnan, nx, ny, /over) |
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| 266 | testnan = total(testnan, 1)+(total(mask, 1) EQ 0) |
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| 267 | endif |
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| 268 | end |
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| 269 | (dirx eq 0) and (diry eq 1) : begin |
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| 270 | e = e2*mask |
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| 271 | if keyword_set(integration) then divi = 1 $ |
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| 272 | else begin |
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| 273 | divi = e |
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| 274 | IF msknan[0] NE -1 THEN divi = temporary(divi)*msknan |
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| 275 | if ny EQ 1 then divi = reform(divi, nx, ny, /over) |
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| 276 | divi = total(divi, 2) |
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| 277 | endelse |
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| 278 | res = res*e |
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| 279 | if ny EQ 1 then res = reform(res, nx, ny, /over) |
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| 280 | res = total(res, 2, nan = nan)/(divi > 1.) |
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| 281 | if msknan[0] NE -1 then begin |
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| 282 | testnan = msknan*mask |
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| 283 | if ny EQ 1 then testnan = reform(testnan, nx, ny, /over) |
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| 284 | testnan = total(testnan, 2)+(total(mask, 2) EQ 0) |
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| 285 | endif |
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| 286 | end |
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| 287 | (dirx eq 1) and (diry eq 1) : begin |
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| 288 | if keyword_set(integration) then divi = 1 else BEGIN |
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| 289 | IF msknan[0] NE -1 THEN divi = total(e1*e2*mask*msknan) $ |
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| 290 | ELSE divi = total(e1*e2*mask) |
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| 291 | ENDELSE |
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| 292 | res = total(res*e1*e2*mask, nan = nan)/(divi > 1.) |
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| 293 | if msknan[0] NE -1 then begin |
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| 294 | testnan = msknan*mask |
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| 295 | testnan = total(testnan)+(total(mask) EQ 0) |
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| 296 | endif |
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| 297 | end |
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| 298 | endcase |
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| 299 | endif |
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| 300 | ;------------------------------------------------------------ |
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| 301 | ;------------------------------------------------------------ |
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| 302 | ; III) Case 3d arrays series (tab4d) |
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| 303 | ;------------------------------------------------------------ |
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| 304 | ;------------------------------------------------------------ |
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| 305 | if (dim eq '3d') then begin |
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| 306 | ;--------------------------------------------------------------- |
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| 307 | ; III.1) Verification of the coherence of the array to average size |
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| 308 | ; Verification of the coherence between the array's size and the domain |
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| 309 | ; defind by domdef |
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| 310 | ; The input array must have either the total domain size (jpi,jpj,jpk) |
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| 311 | ; or this one of the reduced domain (nx,ny,ny) |
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| 312 | ;--------------------------------------------------------------- |
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| 313 | case 1 of |
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| 314 | taille[1] eq jpi and taille[2] eq jpj and taille[3] eq jpk: $ |
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| 315 | res = tab[firstx:lastx, firsty:lasty, firstz:lastz] |
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| 316 | taille[1] eq jpi and taille[2] eq jpj and taille[3] eq nz: $ |
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| 317 | res = tab[firstx:lastx, firsty:lasty, *] |
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| 318 | taille[1] EQ nx and taille[2] eq ny and taille[3] eq nz :res = tab |
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| 319 | taille[1] EQ nx and taille[2] eq ny and taille[3] eq jpk : $ |
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| 320 | res = tab[*, *, firstz:lastz] |
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| 321 | else:BEGIN |
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| 322 | if keyword_set(savedbox) THEN restoreboxparam, 'boxparam4moyenne.dat' |
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| 323 | return, report('Probleme d''adequation entre les tailles du domaine nx*ny*nz '+strtrim(nx, 1)+'*'+strtrim(ny, 1)+'*'+strtrim(nz, 1)+' et du tableau '+strtrim(taille[1], 1)+'*'+strtrim(taille[2], 1)+'*'+strtrim(taille[3], 1)) |
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| 324 | END |
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| 325 | endcase |
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| 326 | if keyword_set(nan) NE 0 then BEGIN |
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| 327 | if nan NE 1 then BEGIN ; if nan is not !values.f_nan |
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| 328 | ; we put it at !values.f_nan |
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| 329 | if abs(nan) LT 1e6 then notanumber = where(res EQ nan) $ |
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| 330 | ELSE notanumber = where(abs(res) GT abs(nan)/10.) |
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| 331 | if notanumber[0] NE -1 then res[temporary(notanumber)] = !values.f_nan |
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| 332 | ENDIF |
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| 333 | ENDIF |
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| 334 | ;--------------------------------------------------------------- |
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| 335 | ; Comment : WE HAVE TO BE CAREFUL ABOUT CASES WHERE THE DIMENSION TO AVERAGE = 1, |
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| 336 | ; AND MAKE SURE THAT IT EXIST. THAT IS WHY WE USE reform(...,nx,ny,...) WHICH CAN |
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| 337 | ; LOOK USELESS AT THE BEGINNING |
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| 338 | ;--------------------------------------------------------------- |
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| 339 | if nx EQ 1 OR ny EQ 1 OR nz EQ 1 then BEGIN |
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| 340 | res = reform(res, nx, ny, nz, /over) |
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| 341 | e1 = reform(e1, nx, ny, /over) |
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| 342 | e2 = reform(e2, nx, ny, /over) |
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| 343 | endif |
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| 344 | if nx EQ 1 OR ny EQ 1 OR nz EQ 1 THEN $ |
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| 345 | mask = reform(mask, nx, ny, nz, /over) |
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| 346 | IF keyword_set(key_partialstep) THEN BEGIN |
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| 347 | ; the top of the ocean floor is |
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| 348 | IF vargrid EQ 'T' OR vargrid EQ 'W' THEN bottom = total(mask, 3) $ |
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| 349 | ELSE bottom = total(tmask[firstx:lastx, firsty:lasty, firstz:lastz], 3) |
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| 350 | ; we suppress columns with only ocean or land |
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| 351 | good = where(bottom NE 0 AND bottom NE nz) |
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| 352 | ; the bottom of the ocean in 3D index is: |
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| 353 | bottom = lindgen(nx*ny)+(temporary(bottom)-1L)*nx*ny |
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| 354 | IF good[0] NE -1 THEN bottom = bottom[good] $ |
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| 355 | ELSE bottom = -1 |
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| 356 | ENDIF ELSE bottom = -1 |
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| 357 | ;--------------------------------------------------------------- |
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| 358 | ; III.2) different average types |
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| 359 | ;--------------------------------------------------------------- |
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| 360 | if keyword_set(nan) NE 0 then msknan = finite(res) ELSE msknan = -1 |
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| 361 | case 1 of |
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| 362 | (dirx eq 1) and (diry eq 0) and (dirz eq 0) : begin |
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| 363 | e13 = e1[*]#replicate(1., nz) |
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| 364 | e13 = reform(e13, nx, ny, nz, /over) |
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| 365 | IF keyword_set(key_partialstep) AND bottom[0] NE -1 $ |
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| 366 | AND nx NE 1 THEN BEGIN |
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| 367 | IF msknan[0] EQ -1 THEN BEGIN |
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| 368 | msknan = replicate(1b, nx, ny, nz) |
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| 369 | nan = 1 |
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| 370 | endif |
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| 371 | msknan[bottom] = 0 |
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| 372 | res[bottom] = !values.f_nan |
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| 373 | ENDIF |
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| 374 | if keyword_set(integration) then divi = 1 else begin |
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| 375 | divi = e13*mask |
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| 376 | IF msknan[0] NE -1 THEN divi = temporary(divi)*msknan |
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| 377 | if nz EQ 1 then divi = reform(divi, nx, ny, nz, /over) |
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| 378 | divi = total(divi, 1) |
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| 379 | ENDELSE |
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| 380 | res = res*e13*mask |
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| 381 | if nz EQ 1 then res = reform(res, nx, ny, nz, /over) |
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| 382 | res = total(res, 1, nan = nan)/(divi > 1.) |
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| 383 | e13 = 1 |
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| 384 | if msknan[0] NE -1 then begin |
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| 385 | testnan = msknan*mask |
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| 386 | if nz EQ 1 then testnan = reform(testnan, nx, ny, nz, /over) |
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| 387 | testnan = total(testnan, 1)+(total(mask, 1) EQ 0) |
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| 388 | endif |
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| 389 | end |
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| 390 | (dirx eq 0) and (diry eq 1) and (dirz eq 0) : begin |
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| 391 | e23 = e2[*]#replicate(1., nz) |
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| 392 | e23 = reform(e23, nx, ny, nz, /over) |
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| 393 | IF keyword_set(key_partialstep) AND bottom[0] NE -1 $ |
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| 394 | AND ny NE 1 THEN BEGIN |
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| 395 | IF msknan[0] EQ -1 THEN BEGIN |
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| 396 | msknan = replicate(1b, nx, ny, nz) |
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| 397 | nan = 1 |
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| 398 | endif |
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| 399 | msknan[bottom] = 0 |
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| 400 | res[bottom] = !values.f_nan |
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| 401 | ENDIF |
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| 402 | if keyword_set(integration) then divi = 1 else begin |
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| 403 | divi = e23*mask |
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| 404 | IF msknan[0] NE -1 THEN divi = temporary(divi)*msknan |
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| 405 | if nz EQ 1 then divi = reform(divi, nx, ny, nz, /over) |
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| 406 | divi = total(divi, 2) |
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| 407 | ENDELSE |
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| 408 | res = res*e23*mask |
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| 409 | if nz EQ 1 then res = reform(res, nx, ny, nz, /over) |
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| 410 | res = total(res, 2, nan = nan)/(divi > 1.) |
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| 411 | e23 = 1 |
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| 412 | if msknan[0] NE -1 then begin |
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| 413 | testnan = msknan*mask |
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| 414 | if nz EQ 1 then testnan = reform(testnan, nx, ny, nz, /over) |
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| 415 | testnan = total(testnan, 2)+(total(mask, 2) EQ 0) |
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| 416 | endif |
|---|
| 417 | end |
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| 418 | (dirx eq 0) and (diry eq 0) and (dirz eq 1) : begin |
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| 419 | e33 = replicate(1, 1.*nx*ny)#e3 |
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| 420 | e33 = reform(e33, nx, ny, nz, /over) |
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| 421 | IF keyword_set(key_partialstep) AND bottom[0] NE -1 THEN BEGIN |
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| 422 | IF keyword_set(wdepth) THEN $ |
|---|
| 423 | e33[bottom] = (e3w_ps[firstx:lastx, firsty:lasty])[temporary(good)] $ |
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| 424 | ELSE e33[bottom] = (e3t_ps[firstx:lastx, firsty:lasty])[temporary(good)] |
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| 425 | ENDIF |
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| 426 | if keyword_set(integration) then divi = 1 else begin |
|---|
| 427 | divi = e33*mask |
|---|
| 428 | if msknan[0] NE -1 then divi = temporary(divi)*msknan |
|---|
| 429 | if nz EQ 1 then divi = reform(divi, nx, ny, nz, /over) |
|---|
| 430 | divi = total(divi, 3) |
|---|
| 431 | ENDELSE |
|---|
| 432 | res = res*e33*mask |
|---|
| 433 | if nz EQ 1 then res = reform(res, nx, ny, nz, /over) |
|---|
| 434 | res = total(res, 3, nan = nan)/(divi > 1.) |
|---|
| 435 | e33 = 1 |
|---|
| 436 | if msknan[0] NE -1 then begin |
|---|
| 437 | testnan = msknan*mask |
|---|
| 438 | if nz EQ 1 then testnan = reform(testnan, nx, ny, nz, /over) |
|---|
| 439 | testnan = total(testnan, 3)+(total(mask, 3) EQ 0) |
|---|
| 440 | endif |
|---|
| 441 | end |
|---|
| 442 | (dirx eq 1) and (diry eq 1) and (dirz eq 0) : begin |
|---|
| 443 | e123 = (e1*e2)[*]#replicate(1., nz) |
|---|
| 444 | e123 = reform(e123, nx, ny, nz, /over) |
|---|
| 445 | IF keyword_set(key_partialstep) AND bottom[0] NE -1 $ |
|---|
| 446 | AND nx*ny NE 1 THEN BEGIN |
|---|
| 447 | IF msknan[0] EQ -1 THEN BEGIN |
|---|
| 448 | msknan = replicate(1b, nx, ny, nz) |
|---|
| 449 | nan = 1 |
|---|
| 450 | endif |
|---|
| 451 | msknan[bottom] = 0 |
|---|
| 452 | res[bottom] = !values.f_nan |
|---|
| 453 | ENDIF |
|---|
| 454 | if keyword_set(integration) then divi = 1 else BEGIN |
|---|
| 455 | divi = e123*mask |
|---|
| 456 | IF msknan[0] NE -1 THEN divi = temporary(divi)*msknan |
|---|
| 457 | if nz EQ 1 then divi = reform(divi, nx, ny, nz, /over) |
|---|
| 458 | divi = total(total(divi, 1), 1) |
|---|
| 459 | ENDELSE |
|---|
| 460 | res = res*e123*mask |
|---|
| 461 | if nz EQ 1 then res = reform(res, nx, ny, nz, /over) |
|---|
| 462 | res = total(total(res, 1, nan = nan), 1, nan = nan) / (divi > 1.) |
|---|
| 463 | e123 = 1 |
|---|
| 464 | if msknan[0] NE -1 then begin |
|---|
| 465 | testnan = msknan*mask |
|---|
| 466 | if nz EQ 1 then testnan = reform(testnan, nx, ny, nz, /over) |
|---|
| 467 | testnan = total(total(testnan, 1), 1)+(total(total(mask, 1), 1) EQ 0) |
|---|
| 468 | endif |
|---|
| 469 | end |
|---|
| 470 | (dirx eq 1) and (diry eq 0) and (dirz eq 1) : begin |
|---|
| 471 | e133 = e1[*]#e3 |
|---|
| 472 | e133 = reform(e133, nx, ny, nz, /over) |
|---|
| 473 | IF keyword_set(key_partialstep) AND bottom[0] NE -1 THEN BEGIN |
|---|
| 474 | IF keyword_set(wdepth) THEN $ |
|---|
| 475 | e133[bottom] = (e1*e3w_ps[firstx:lastx, firsty:lasty])[temporary(good)] $ |
|---|
| 476 | ELSE e133[bottom] = (e1*e3t_ps[firstx:lastx, firsty:lasty])[temporary(good)] |
|---|
| 477 | ENDIF |
|---|
| 478 | if keyword_set(integration) then divi = 1 else BEGIN |
|---|
| 479 | divi = e133*mask |
|---|
| 480 | if msknan[0] NE -1 then divi = temporary(divi)*msknan |
|---|
| 481 | if nz EQ 1 then divi = reform(divi, nx, ny, nz, /over) |
|---|
| 482 | divi = total(total(divi, 1), 2) |
|---|
| 483 | ENDELSE |
|---|
| 484 | res = res*e133*mask |
|---|
| 485 | if nz EQ 1 then res = reform(res, nx, ny, nz, /over) |
|---|
| 486 | res = total(total(res, 1, nan = nan), 2, nan = nan) / (divi > 1.) |
|---|
| 487 | e133 = 1 |
|---|
| 488 | if msknan[0] NE -1 then begin |
|---|
| 489 | testnan = msknan*mask |
|---|
| 490 | if nz EQ 1 then testnan = reform(testnan, nx, ny, nz, /over) |
|---|
| 491 | testnan = total(total(testnan, 1), 2)+(total(total(mask, 1), 2) EQ 0) |
|---|
| 492 | endif |
|---|
| 493 | end |
|---|
| 494 | (dirx eq 0) and (diry eq 1) and (dirz eq 1) : begin |
|---|
| 495 | e233 = e2[*]#e3 |
|---|
| 496 | e233 = reform(e233, nx, ny, nz, /over) |
|---|
| 497 | IF keyword_set(key_partialstep) AND bottom[0] NE -1 THEN BEGIN |
|---|
| 498 | IF keyword_set(wdepth) THEN $ |
|---|
| 499 | e233[bottom] = (e2*e3w_ps[firstx:lastx, firsty:lasty])[temporary(good)] $ |
|---|
| 500 | ELSE e233[bottom] = (e2*e3t_ps[firstx:lastx, firsty:lasty])[temporary(good)] |
|---|
| 501 | ENDIF |
|---|
| 502 | if keyword_set(integration) then divi = 1 else BEGIN |
|---|
| 503 | divi = e233*mask |
|---|
| 504 | if msknan[0] NE -1 then divi = temporary(divi)*msknan |
|---|
| 505 | if nz EQ 1 then divi = reform(divi, nx, ny, nz, /over) |
|---|
| 506 | divi = total(total(divi, 2), 2) |
|---|
| 507 | ENDELSE |
|---|
| 508 | res = res*e233*mask |
|---|
| 509 | if nz EQ 1 then res = reform(res, nx, ny, nz, /over) |
|---|
| 510 | res = total(total(res, 2, nan = nan), 2, nan = nan) / (divi > 1.) |
|---|
| 511 | e233 = 1 |
|---|
| 512 | if msknan[0] NE -1 then begin |
|---|
| 513 | testnan = msknan*mask |
|---|
| 514 | if nz EQ 1 then testnan = reform(testnan, nx, ny, nz, /over) |
|---|
| 515 | testnan = total(total(testnan, 2), 2)+(total(total(mask, 2), 2) EQ 0) |
|---|
| 516 | endif |
|---|
| 517 | end |
|---|
| 518 | (dirx eq 1) and (diry eq 1) and (dirz eq 1) : begin |
|---|
| 519 | e1233 = (e1*e2)[*]#e3 |
|---|
| 520 | e1233 = reform(e1233, nx, ny, nz, /over) |
|---|
| 521 | IF keyword_set(key_partialstep) AND bottom[0] NE -1 THEN BEGIN |
|---|
| 522 | IF keyword_set(wdepth) THEN $ |
|---|
| 523 | e1233[bottom] = (e1*e2*e3w_ps[firstx:lastx, firsty:lasty])[temporary(good)] $ |
|---|
| 524 | ELSE e1233[bottom] = (e1*e2*e3t_ps[firstx:lastx, firsty:lasty])[temporary(good)] |
|---|
| 525 | ENDIF |
|---|
| 526 | if keyword_set(integration) then divi = 1 else BEGIN |
|---|
| 527 | if msknan[0] NE -1 then divi = total(e1233*mask*msknan) $ |
|---|
| 528 | ELSE divi = total(e1233*mask) |
|---|
| 529 | ENDELSE |
|---|
| 530 | res = total(res*e1233*mask, nan = nan) / (divi > 1.) |
|---|
| 531 | e1233 = 1 |
|---|
| 532 | if msknan[0] NE -1 then begin |
|---|
| 533 | testnan = msknan*mask |
|---|
| 534 | testnan = total(testnan)+(total(mask) EQ 0) |
|---|
| 535 | endif |
|---|
| 536 | end |
|---|
| 537 | endcase |
|---|
| 538 | endif |
|---|
| 539 | ;------------------------------------------------------------ |
|---|
| 540 | ;------------------------------------------------------------ |
|---|
| 541 | ;IV ) finishing |
|---|
| 542 | ;------------------------------------------------------------ |
|---|
| 543 | ;------------------------------------------------------------ |
|---|
| 544 | ; IV.1) We mask land by a value equal to 1.e+20 |
|---|
| 545 | ;------------------------------------------------------------ |
|---|
| 546 | valmask = 1e+20 |
|---|
| 547 | terre = where(divi EQ 0) |
|---|
| 548 | IF terre[0] NE -1 THEN BEGIN |
|---|
| 549 | res[terre] = 1e+20 |
|---|
| 550 | ENDIF |
|---|
| 551 | ;------------------------------------------------------------ |
|---|
| 552 | ; IV.2) We replace, when nan equal 1, !values.f_nan by nan |
|---|
| 553 | ;------------------------------------------------------------ |
|---|
| 554 | if keyword_set(nan) NE 0 then BEGIN |
|---|
| 555 | puttonan = where(testnan EQ 0) |
|---|
| 556 | if puttonan[0] NE -1 then res[puttonan] = !values.f_nan |
|---|
| 557 | if nan NE 1 then BEGIN |
|---|
| 558 | notanumber = where(finite(res) eq 0) |
|---|
| 559 | if notanumber[0] NE -1 then res[notanumber] = nan |
|---|
| 560 | ENDIF |
|---|
| 561 | ENDIF |
|---|
| 562 | ;------------------------------------------------------------ |
|---|
| 563 | ; IV.3) We replace in the domain whch was defined at the entry of average |
|---|
| 564 | ;------------------------------------------------------------ |
|---|
| 565 | if keyword_set(savedbox) THEN restoreboxparam, 'boxparam4moyenne.dat' |
|---|
| 566 | ;------------------------------------------------------------ |
|---|
| 567 | if keyword_set(key_performance) THEN print, 'temps moyenne', systime(1)-tempsun |
|---|
| 568 | return, res |
|---|
| 569 | ;------------------------------------------------------------ |
|---|
| 570 | ;------------------------------------------------------------ |
|---|
| 571 | end |
|---|
