[2] | 1 | ;+ |
---|
[163] | 2 | ; @file_comments |
---|
| 3 | ; |
---|
| 4 | ; |
---|
| 5 | ; @categories |
---|
| 6 | ; |
---|
| 7 | ; |
---|
| 8 | ; @param ZINPUT |
---|
| 9 | ; |
---|
| 10 | ; |
---|
| 11 | ; @keyword NAN |
---|
| 12 | ; |
---|
| 13 | ; |
---|
| 14 | ; @keyword NITER |
---|
| 15 | ; |
---|
| 16 | ; |
---|
| 17 | ; @keyword BASIQUE |
---|
| 18 | ; |
---|
| 19 | ; |
---|
| 20 | ; @keyword MASK |
---|
| 21 | ; |
---|
| 22 | ; |
---|
| 23 | ; @keyword FILLXDIR |
---|
| 24 | ; |
---|
| 25 | ; |
---|
| 26 | ; @keyword FILLYDIR |
---|
| 27 | ; |
---|
| 28 | ; |
---|
| 29 | ; @keyword FILLVAL |
---|
| 30 | ; |
---|
| 31 | ; |
---|
| 32 | ; @keyword _EXTRA |
---|
| 33 | ; Used to pass your keywords |
---|
| 34 | ; |
---|
| 35 | ; @returns |
---|
| 36 | ; |
---|
| 37 | ; |
---|
| 38 | ; @uses |
---|
| 39 | ; |
---|
| 40 | ; |
---|
| 41 | ; @restrictions |
---|
| 42 | ; |
---|
| 43 | ; |
---|
| 44 | ; @examples |
---|
| 45 | ; |
---|
| 46 | ; |
---|
| 47 | ; @history |
---|
| 48 | ; |
---|
| 49 | ; |
---|
| 50 | ; @version |
---|
| 51 | ; $Id$ |
---|
| 52 | ; |
---|
[25] | 53 | ;; |
---|
| 54 | ;; Extrapole zinout[jpi,jpj] sur les continents en utilisant les 4 |
---|
| 55 | ;; plus proches voisins masques oceaniquement et construit un nouveau |
---|
[2] | 56 | ; masque |
---|
[25] | 57 | ;; contenant l'ancien masque oceanique PLUSles points extrapoles. |
---|
| 58 | ;; Reitere le processus niter fois. |
---|
| 59 | ;; C'est pas clair, essayez ! |
---|
| 60 | ;; |
---|
| 61 | ;; |
---|
[2] | 62 | ; |
---|
| 63 | ; /Nan: to fill the point which have the value |
---|
| 64 | ; !values.f_nan. Whitout this keyword, these point are not filling |
---|
| 65 | ; and stays at !values.f_nan. |
---|
| 66 | ; |
---|
| 67 | ; |
---|
[142] | 68 | ; @todo seb |
---|
| 69 | ; |
---|
[2] | 70 | ;- |
---|
[97] | 71 | FUNCTION remplit, zinput, NAN = nan, NITER = niter, BASIQUE = basique, mask = mask, FILLXDIR = fillxdir, FILLYDIR = fillydir, FILLVAL = fillval, _extra = ex |
---|
[114] | 72 | ; |
---|
| 73 | compile_opt idl2, strictarrsubs |
---|
| 74 | ; |
---|
[97] | 75 | @common |
---|
| 76 | tempsun = systime(1) ; pour key_performance |
---|
[2] | 77 | ; les points non remplis sont masques a valmask |
---|
[25] | 78 | IF n_elements(niter) EQ 0 THEN niter = 1 |
---|
| 79 | IF niter EQ 0 THEN return, zinput |
---|
| 80 | z = zinput |
---|
| 81 | if n_elements(key_gridtype) EQ 0 then key_gridtype = 'c' |
---|
| 82 | if keyword_set(basique) then begin |
---|
| 83 | oldkey_gridtype = key_gridtype |
---|
| 84 | key_gridtype = 'c' |
---|
| 85 | nx = (size(zinput))[1] |
---|
| 86 | ny = (size(zinput))[2] |
---|
| 87 | if NOT keyword_set(mask) then mmmask = basique ELSE mmmask = mask |
---|
| 88 | if key_gridtype eq 'e' then begin |
---|
| 89 | case vargrid of |
---|
| 90 | 'T':glam = glamt[firstxt:lastxt, firstyt:lastyt] |
---|
| 91 | 'U':glam = glamu[firstxu:lastxu, firstyu:lastyu] |
---|
| 92 | endcase |
---|
| 93 | endif |
---|
| 94 | ENDIF ELSE grille, mmmask, glam, gphi, gdep, nx, ny, nz, _extra = ex |
---|
| 95 | if keyword_set(mask) then mmmask = mask |
---|
[2] | 96 | ;--------------------------------------------------------------- |
---|
[25] | 97 | if (size(mmmask))[0] EQ 3 THEN mmmask = mmmask[*, *, 0] |
---|
[2] | 98 | ; |
---|
[25] | 99 | if n_elements(mmmask) EQ 1 then mmmask = replicate(1b, nx, ny) |
---|
| 100 | if keyword_set(nan) then begin |
---|
| 101 | nanpoint = where(finite(z) EQ 0) |
---|
| 102 | if nanpoint[0] NE -1 then begin |
---|
| 103 | mmmask[nanpoint] = 0b |
---|
| 104 | z[nanpoint] = 0 |
---|
| 105 | endif |
---|
| 106 | ENDIF |
---|
| 107 | mmmask = byte(mmmask) |
---|
[2] | 108 | ;--------------------------------------------------------------- |
---|
| 109 | ; on ajoute un cadre de zero a z, mask, e1, e2 |
---|
| 110 | ; comme ca apres on peut faire des shifts ds tous les sens sans se |
---|
| 111 | ; soucier des bords du domaine! |
---|
| 112 | ;--------------------------------------------------------------- |
---|
[25] | 113 | tempdeux = systime(1) ; pour key_performance =2 |
---|
| 114 | nx2 = nx+2 |
---|
| 115 | case key_gridtype of |
---|
| 116 | 'c':BEGIN |
---|
| 117 | ztmp = bytarr(nx+2, ny+2) |
---|
| 118 | ztmp[1:nx, 1:ny] = mmmask |
---|
| 119 | mmmask = temporary(ztmp) |
---|
| 120 | ztmp = fltarr(nx+2, ny+2) |
---|
| 121 | ztmp[1:nx, 1:ny] = z |
---|
| 122 | if keyword_set(key_periodic) AND nx EQ jpi then begin |
---|
| 123 | ztmp[0, 1:ny] = z[jpi-1, *] |
---|
| 124 | ztmp[nx+1, 1:ny] = z[0, *] |
---|
| 125 | endif |
---|
| 126 | z = temporary(ztmp) |
---|
| 127 | END |
---|
| 128 | 'e':BEGIN |
---|
| 129 | ztmp = bytarr(nx+2, ny+4) |
---|
| 130 | ztmp[1:nx, 2:ny+1] = mmmask |
---|
| 131 | mmmask = temporary(ztmp) |
---|
| 132 | ztmp = fltarr(nx+2, ny+4) |
---|
| 133 | ztmp[1:nx, 2:ny+1] = z |
---|
| 134 | if keyword_set(key_periodic) AND nx EQ jpi then begin |
---|
| 135 | ztmp[0, 2:ny+1] = z[jpi-1, *] |
---|
| 136 | ztmp[nx+1, 2:ny+1] = z[0, *] |
---|
| 137 | endif |
---|
| 138 | z = temporary(ztmp) |
---|
| 139 | END |
---|
| 140 | endcase |
---|
| 141 | IF testvar(var = key_performance) EQ 2 THEN $ |
---|
[2] | 142 | print, 'temps remplit: on ajoute un cadre de zero ', systime(1)-tempdeux |
---|
| 143 | ;--------------------------------------------------------------- |
---|
| 144 | ;--------------------------------------------------------------- |
---|
| 145 | ; iteration |
---|
| 146 | ;--------------------------------------------------------------- |
---|
| 147 | ;--------------------------------------------------------------- |
---|
[25] | 148 | FOR n = 1, niter DO BEGIN |
---|
| 149 | ; on trouve les points coast |
---|
| 150 | tempdeux = systime(1) ; pour key_performance =2 |
---|
| 151 | ; les points du bord du cadre ne doivent pas etre selectionnes comme |
---|
| 152 | ; la coast |
---|
| 153 | case key_gridtype of |
---|
| 154 | 'c':BEGIN |
---|
| 155 | mmmask[0, *] = 1b |
---|
| 156 | mmmask[nx+1, *] = 1b |
---|
| 157 | mmmask[*, 0] = 1b |
---|
| 158 | mmmask[*, ny+1] = 1b |
---|
| 159 | END |
---|
| 160 | 'e':BEGIN |
---|
| 161 | mmmask[0, *] = 1b |
---|
| 162 | mmmask[nx+1, *] = 1b |
---|
| 163 | mmmask[*, 0:1] = 1b |
---|
| 164 | mmmask[*, ny+2:ny+3] = 1b |
---|
| 165 | END |
---|
| 166 | endcase |
---|
[2] | 167 | ; liste des points terre restant |
---|
[25] | 168 | IF keyword_set(fillxdir) THEN BEGIN |
---|
| 169 | ; we stop if all the lines, that contains data, have been filled |
---|
| 170 | test = total(mmmask[1:nx, *], 1) |
---|
| 171 | IF total((test EQ 0)+(test EQ nx)) EQ ny+2 THEN GOTO, fini |
---|
| 172 | ENDIF |
---|
| 173 | IF keyword_set(fillydir) THEN BEGIN |
---|
| 174 | ; we stop if all the columns, that contains data, have been filled |
---|
| 175 | test = total(mmmask[*, 1:ny], 2) |
---|
| 176 | IF total((test EQ 0)+(test EQ ny)) EQ nx+2 THEN GOTO, fini |
---|
| 177 | ENDIF |
---|
| 178 | land = where(mmmask EQ 0) |
---|
| 179 | if land[0] EQ -1 then GOTO, fini |
---|
[2] | 180 | ; les points du bord du cadre doivent maintenant etre dans la terre |
---|
[25] | 181 | case key_gridtype of |
---|
| 182 | 'c':BEGIN |
---|
| 183 | mmmask[0, *] = 0b |
---|
| 184 | mmmask[nx+1, *] = 0b |
---|
| 185 | mmmask[*, 0] = 0b |
---|
| 186 | mmmask[*, ny+1] = 0b |
---|
| 187 | END |
---|
| 188 | 'e':BEGIN |
---|
| 189 | mmmask[0, *] = 0b |
---|
| 190 | mmmask[nx+1, *] = 0b |
---|
| 191 | mmmask[*, 0:1] = 0b |
---|
| 192 | mmmask[*, ny+2:ny+3] = 0b |
---|
| 193 | END |
---|
| 194 | endcase |
---|
| 195 | if keyword_set(key_periodic) AND nx EQ jpi then begin |
---|
| 196 | mmmask[0, *] = mmmask[nx, *] |
---|
| 197 | mmmask[nx+1, *] = mmmask[1, *] |
---|
| 198 | endif |
---|
[2] | 199 | ; liste des voisins mer |
---|
[25] | 200 | case key_gridtype of |
---|
| 201 | 'c':BEGIN |
---|
| 202 | CASE 1 OF |
---|
| 203 | keyword_set(fillxdir):weight = mmmask[1+land]+mmmask[-1+land] |
---|
| 204 | keyword_set(fillydir):weight = mmmask[nx2+land]+mmmask[-nx2+land] |
---|
| 205 | ELSE:weight = mmmask[1+land]+mmmask[-1+land]+mmmask[nx2+land]+mmmask[-nx2+land] $ |
---|
| 206 | +1./sqrt(2)*(mmmask[nx2+1+land]+mmmask[nx2-1+land] $ |
---|
| 207 | +mmmask[-nx2+1+land]+mmmask[-nx2-1+land]) |
---|
| 208 | ENDCASE |
---|
| 209 | END |
---|
| 210 | 'e':BEGIN |
---|
| 211 | shifted = glam[0, 0] LT glam[0, 1] |
---|
| 212 | oddeven = (land/nx2+1-shifted) MOD 2 |
---|
| 213 | weight = mmmask[1+land]+mmmask[-1+land] $ |
---|
| 214 | +mmmask[2*nx2+land]+mmmask[-2*nx2+land] $ |
---|
| 215 | +sqrt(2)*(mmmask[-nx2+oddeven+land]+mmmask[-nx2-1+oddeven+land] $ |
---|
| 216 | +mmmask[nx2+oddeven+land]+mmmask[nx2-1+oddeven+land]) |
---|
| 217 | END |
---|
| 218 | endcase |
---|
| 219 | |
---|
| 220 | ok = where(weight GT 0) |
---|
| 221 | weight = weight[ok] |
---|
| 222 | coast = land[temporary(ok)] |
---|
[2] | 223 | ; |
---|
[25] | 224 | IF testvar(var = key_performance) EQ 2 THEN $ |
---|
| 225 | print, 'temps remplit: trouver la coast ', systime(1)-tempdeux |
---|
[2] | 226 | ;--------------------------------------------------------------- |
---|
[25] | 227 | ; remplissage des points coast |
---|
[2] | 228 | ;--------------------------------------------------------------- |
---|
[25] | 229 | tempdeux = systime(1) ; pour key_performance =2 |
---|
[2] | 230 | ; on masque z |
---|
[25] | 231 | z = temporary(z)*mmmask |
---|
[2] | 232 | ; |
---|
[25] | 233 | case key_gridtype of |
---|
| 234 | 'c':BEGIN |
---|
| 235 | CASE 1 OF |
---|
| 236 | keyword_set(fillxdir):zcoast = z[1+coast]+z[-1+coast] |
---|
| 237 | keyword_set(fillydir):zcoast = z[nx2+coast]+z[-nx2+coast] |
---|
| 238 | ELSE:zcoast = z[1+coast]+z[-1+coast]+z[nx2+coast]+z[-nx2+coast] $ |
---|
| 239 | +1./sqrt(2)*(z[nx2+1+coast]+z[nx2-1+coast] $ |
---|
| 240 | +z[-nx2+1+coast]+z[-nx2-1+coast]) |
---|
| 241 | ENDCASE |
---|
| 242 | END |
---|
| 243 | 'e':BEGIN |
---|
| 244 | oddeven = (coast/nx2+1-shifted) MOD 2 |
---|
| 245 | zcoast = z[1+coast]+z[-1+coast]+z[2*nx2+coast]+z[-2*nx2+coast] $ |
---|
| 246 | +sqrt(2)*(z[-nx2+oddeven+coast]+z[-nx2-1+oddeven+coast] $ |
---|
| 247 | +z[nx2+oddeven+coast]+z[nx2-1+oddeven+coast]) |
---|
| 248 | END |
---|
| 249 | endcase |
---|
| 250 | ; |
---|
| 251 | z[coast] = temporary(zcoast)/ temporary(weight) |
---|
| 252 | ; we update the the boundary conditions of z |
---|
| 253 | if keyword_set(key_periodic) AND nx EQ jpi then begin |
---|
| 254 | z[0, *] = z[nx, *] |
---|
| 255 | z[nx+1, *] = z[1, *] |
---|
| 256 | endif |
---|
[2] | 257 | ;--------------------------------------------------------------- |
---|
| 258 | ; IV) on reduit le masque |
---|
| 259 | ;--------------------------------------------------------------- |
---|
[25] | 260 | mmmask[ temporary(coast)] = 1 |
---|
[2] | 261 | ; |
---|
[25] | 262 | IF testvar(var = key_performance) EQ 2 THEN $ |
---|
| 263 | print, 'temps remplit: une iteration ', systime(1)-tempdeux |
---|
| 264 | ENDFOR |
---|
[2] | 265 | fini: |
---|
| 266 | ; |
---|
[25] | 267 | ; on masque les valeurs sur les lands restantes |
---|
[2] | 268 | ; |
---|
[25] | 269 | IF n_elements(valmask) EQ 0 then valmask = 1e20 |
---|
| 270 | IF n_elements(fillval) EQ 0 THEN fillval = valmask |
---|
| 271 | z = temporary(z)*mmmask + fillval*(1b-mmmask) |
---|
[2] | 272 | ;--------------------------------------------------------------- |
---|
| 273 | ; on redecoupe le tableau pour retirer le cadre! |
---|
| 274 | ;--------------------------------------------------------------- |
---|
[25] | 275 | case key_gridtype of |
---|
| 276 | 'c':BEGIN |
---|
| 277 | z = z[1:nx, 1:ny] |
---|
| 278 | END |
---|
| 279 | 'e':BEGIN |
---|
| 280 | z = z[1:nx, 2:ny+1] |
---|
| 281 | END |
---|
| 282 | endcase |
---|
[2] | 283 | ; |
---|
[25] | 284 | if keyword_set(basique) then key_gridtype = oldkey_gridtype |
---|
[2] | 285 | ;--------------------------------------------------------------- |
---|
[25] | 286 | if keyword_set(key_performance) THEN print, 'temps remplit', systime(1)-tempsun |
---|
| 287 | return, z |
---|
[2] | 288 | END |
---|
| 289 | |
---|