1 | ;+ |
---|
2 | ; |
---|
3 | ; @file_comments |
---|
4 | ; averages a 2- or 3-d field over a selected |
---|
5 | ; geographical area and along one or more |
---|
6 | ; selected axes (x, y or z) |
---|
7 | ; |
---|
8 | ; @categories |
---|
9 | ; |
---|
10 | ; @param TAB {in}{required} |
---|
11 | ; 2 or 3d field |
---|
12 | ; |
---|
13 | ; @param DIREC {in}{required} |
---|
14 | ; 'x' 'y' 'z' 'xy' 'xz' 'yz' or 'xyz' |
---|
15 | ; |
---|
16 | ; @keyword BOXZOOM |
---|
17 | ; [xmin,xmax,ymin,ymax (,(zmin,)zmax)] to more details, see <pro>domdef</pro> |
---|
18 | ; boxzoom can have 5 forms: |
---|
19 | ; [vert2], |
---|
20 | ; [vert1, vert2], |
---|
21 | ; [lon1, lon2, lat1, lat2], |
---|
22 | ; [lon1, lon2, lat1, lat2, vert2], |
---|
23 | ; [lon1, lon2, lat1, lat2, vert1,vert2] |
---|
24 | ; |
---|
25 | ; @keyword KEEPBOTTOM {default=0}{type=scalar: 0 or 1} |
---|
26 | ; used only with partial steps (key_partialstep /= 0). In partial |
---|
27 | ; steps, bottom points are not located at the same depth => they |
---|
28 | ; should not be averaged together along x and/or y direction if there |
---|
29 | ; is no average along z. In this case bottom ponts are set to |
---|
30 | ;!values.f_nan before doing any call to total. |
---|
31 | ; |
---|
32 | ; @keyword NAN |
---|
33 | ; not a number, we activate it if we want to average without considerate some masked values of TAB. |
---|
34 | ; If masked values of TAB are values consecrated by IDL(!values.f_nan), we just have to put NAN. |
---|
35 | ; If masked values of TAB are valued a (a must be different of 1, corresponding to nan = |
---|
36 | ; !values.f_nan and of 0, which desactivate nan). We have to put NAN=a. |
---|
37 | ; Comment: In output, result points which are NAN will be valued a or !values.f_nan. |
---|
38 | ; |
---|
39 | ; @keyword NODOMDEF |
---|
40 | ; We activate it if we do not want to pass in <pro>domdef</pro> even if the |
---|
41 | ; keyword boxzoom is present (like when <pro>grossemoyenne</pro> is called |
---|
42 | ; via <pro>checkfield</pro>) |
---|
43 | ; |
---|
44 | ; @keyword INTEGRATION |
---|
45 | ; To make an integral rather than an average |
---|
46 | ; |
---|
47 | ; @keyword WDEPTH |
---|
48 | ; to specify that the field is at W depth instead of T |
---|
49 | ; depth (automatically activated if vargrid eq 'W') |
---|
50 | ; |
---|
51 | ; @returns |
---|
52 | ; An array |
---|
53 | ; |
---|
54 | ; @uses |
---|
55 | ; <pro>common</pro> |
---|
56 | ; <pro>domdef</pro> |
---|
57 | ; |
---|
58 | ; @restrictions |
---|
59 | ; Put values corresponding to land at 1.e20 |
---|
60 | ; |
---|
61 | ; @history |
---|
62 | ; Jerome Vialard (jv\@lodyc.jussieu.fr) |
---|
63 | ; 2/7/98 |
---|
64 | ; Sebastien Masson (smasson\@lodyc.jussieu.fr) |
---|
65 | ; 14/8/98 |
---|
66 | ; 15/1/98 |
---|
67 | ; 11/3/99 adaptation for NAN |
---|
68 | ; 28/7/99 Averages 1d arrays |
---|
69 | ; |
---|
70 | ; @version |
---|
71 | ; $Id$ |
---|
72 | ; |
---|
73 | ;- |
---|
74 | FUNCTION moyenne, tab, direc, BOXZOOM=boxzoom, INTEGRATION=integration, KEEPBOTTOM = keepbottom $ |
---|
75 | , NAN=nan, NODOMDEF=nodomdef, WDEPTH=wdepth, _EXTRA=ex |
---|
76 | ; |
---|
77 | compile_opt idl2, strictarrsubs |
---|
78 | ; |
---|
79 | @cm_4mesh |
---|
80 | @cm_4data |
---|
81 | @cm_4cal |
---|
82 | IF NOT keyword_set(key_forgetold) THEN BEGIN |
---|
83 | @updatenew |
---|
84 | @updatekwd |
---|
85 | ENDIF |
---|
86 | ;--------------------------------------------------------- |
---|
87 | tempsun = systime(1) ; To key_performance |
---|
88 | ;------------------------------------------------------------ |
---|
89 | ;I) preliminaries |
---|
90 | ;------------------------------------------------------------ |
---|
91 | dirt = 0 |
---|
92 | dirx = 0 |
---|
93 | diry = 0 |
---|
94 | dirz = 0 |
---|
95 | ;------------------------------------------------------------ |
---|
96 | ; I.1) Directions(s) we follow to integrate |
---|
97 | ;------------------------------------------------------------ |
---|
98 | if ( strpos(direc, 't') ge 0 ) then dirt = 1 |
---|
99 | if ( strpos(direc, 'x') ge 0 ) then dirx = 1 |
---|
100 | if ( strpos(direc, 'y') ge 0 ) then diry = 1 |
---|
101 | if ( strpos(direc, 'z') ge 0 ) then dirz = 1 |
---|
102 | if (dirx eq 0 and diry eq 0 and dirz eq 0) then return, tab |
---|
103 | ;------------------------------------------------------------ |
---|
104 | ; I.2) verification of the input array's size |
---|
105 | ;------------------------------------------------------------ |
---|
106 | taille = size(tab) |
---|
107 | case 1 of |
---|
108 | taille[0] eq 1 :dim = '1d' |
---|
109 | taille[0] eq 2 :BEGIN |
---|
110 | dim = '2d' |
---|
111 | if dirx eq 0 and diry eq 0 then return, tab |
---|
112 | END |
---|
113 | taille[0] eq 3 :BEGIN |
---|
114 | dim = '3d' |
---|
115 | if dirx eq 0 and diry eq 0 and dirz eq 0 then return, tab |
---|
116 | END |
---|
117 | else : return, report('Array must have 2 or 3 dimensions if there is a time dimension use grossemoyenne') |
---|
118 | endcase |
---|
119 | ;------------------------------------------------------------ |
---|
120 | ; I.3) Obtainment of scale's factors and of the mask on the subdomain concernedby the average. |
---|
121 | ; Redefinition of the domain ajusted at boxzoom (at 6 elements) |
---|
122 | ; This will allowed us to calculate only in the domain concerned by the average. |
---|
123 | ; Domdef, followed by grid give us all arrays of the grid on the subdomain |
---|
124 | ;------------------------------------------------------------ |
---|
125 | if keyword_set(boxzoom) then BEGIN |
---|
126 | Case 1 Of |
---|
127 | N_Elements(Boxzoom) Eq 1:bte = [lon1, lon2, lat1, lat2, 0., boxzoom[0]] |
---|
128 | N_Elements(Boxzoom) Eq 2:bte = [lon1, lon2, lat1, lat2, boxzoom[0], boxzoom[1]] |
---|
129 | N_Elements(Boxzoom) Eq 4:bte = [Boxzoom, vert1, vert2] |
---|
130 | N_Elements(Boxzoom) Eq 5:bte = [Boxzoom[0:3], 0, Boxzoom[4]] |
---|
131 | N_Elements(Boxzoom) Eq 6:bte = Boxzoom |
---|
132 | Else: return, report('Bad definition of Boxzoom') |
---|
133 | endcase |
---|
134 | if NOT keyword_set(nodomdef) then BEGIN |
---|
135 | savedbox = 1b |
---|
136 | saveboxparam, 'boxparam4moyenne.dat' |
---|
137 | domdef, bte, GRIDTYPE = vargrid, _extra = ex |
---|
138 | ENDIF |
---|
139 | ENDIF |
---|
140 | ;--------------------------------------------------------------- |
---|
141 | ; attribution of the mask and of longitude and latitude arrays... |
---|
142 | ;--------------------------------------------------------------- |
---|
143 | IF vargrid EQ 'W' THEN wdepth = 1 |
---|
144 | grille, mask, glam, gphi, gdep, nx, ny, nz, firstx, firsty, firstz, lastx, lasty, lastz, e1, e2, e3, WDEPTH = wdepth |
---|
145 | ;------------------------------------------------------------ |
---|
146 | ;------------------------------------------------------------ |
---|
147 | ; II) Case of the 1d array |
---|
148 | ;------------------------------------------------------------ |
---|
149 | ;------------------------------------------------------------ |
---|
150 | if dim EQ '1d' then BEGIN |
---|
151 | if n_elements(tab) NE nx*ny AND n_elements(tab) NE nx*ny*nz then BEGIN |
---|
152 | if keyword_set(savedbox) THEN restoreboxparam, 'boxparam4moyenne.dat' |
---|
153 | return, report('Probleme d''adequation entre les tailles du domaine et de la boxzoom.') |
---|
154 | ENDIF |
---|
155 | case 1 of |
---|
156 | nx EQ 1 AND ny EQ 1:BEGIN ;vector following z |
---|
157 | case n_elements(tab) of |
---|
158 | jpk:res = tab[firstz:lastz] |
---|
159 | nz:res = tab |
---|
160 | ELSE:BEGIN |
---|
161 | if keyword_set(savedbox) THEN restoreboxparam, 'boxparam4moyenne.dat' |
---|
162 | return, report('Probleme d''adequation entre les tailles du domaine et de la boxzoom.') |
---|
163 | END |
---|
164 | ENDCASE |
---|
165 | if dirz EQ 1 then BEGIN |
---|
166 | dim = '3d' |
---|
167 | taille = size(reform(res, nx, ny, nz)) |
---|
168 | ENDIF ELSE BEGIN |
---|
169 | if keyword_set(savedbox) THEN restoreboxparam, 'boxparam4moyenne.dat' |
---|
170 | return, res |
---|
171 | ENDELSE |
---|
172 | END |
---|
173 | ny EQ 1:BEGIN ;vector following x |
---|
174 | case n_elements(tab) of |
---|
175 | jpi:res = tab[firstx:lastx] |
---|
176 | nx:res = tab |
---|
177 | ELSE:BEGIN |
---|
178 | if keyword_set(savedbox) THEN restoreboxparam, 'boxparam4moyenne.dat' |
---|
179 | return, report('Probleme d''adequation entre les tailles du domaine et de la boxzoom.') |
---|
180 | END |
---|
181 | ENDCASE |
---|
182 | if dirx EQ 1 then BEGIN |
---|
183 | dim = '2d' |
---|
184 | taille = size(reform(res, nx, ny)) |
---|
185 | ENDIF ELSE BEGIN |
---|
186 | if keyword_set(savedbox) THEN restoreboxparam, 'boxparam4moyenne.dat' |
---|
187 | return, res |
---|
188 | ENDELSE |
---|
189 | END |
---|
190 | nx EQ 1:BEGIN ;vector following y |
---|
191 | case n_elements(tab) of |
---|
192 | jpj:res = tab[firsty:lasty] |
---|
193 | ny:res = tab |
---|
194 | ELSE:BEGIN |
---|
195 | if keyword_set(savedbox) THEN restoreboxparam, 'boxparam4moyenne.dat' |
---|
196 | return, report('Probleme d''adequation entre les tailles du domaine et de la boxzoom.') |
---|
197 | END |
---|
198 | ENDCASE |
---|
199 | if diry EQ 1 then BEGIN |
---|
200 | dim = '2d' |
---|
201 | taille = size(reform(res, nx, ny)) |
---|
202 | ENDIF ELSE BEGIN |
---|
203 | if keyword_set(savedbox) THEN restoreboxparam, 'boxparam4moyenne.dat' |
---|
204 | return, res |
---|
205 | ENDELSE |
---|
206 | END |
---|
207 | endcase |
---|
208 | endif |
---|
209 | ;------------------------------------------------------------ |
---|
210 | ;------------------------------------------------------------ |
---|
211 | ; II) Case of the 2d array |
---|
212 | ;------------------------------------------------------------ |
---|
213 | ;------------------------------------------------------------ |
---|
214 | if (dim eq '2d') then begin |
---|
215 | ;--------------------------------------------------------------- |
---|
216 | ; II.1) verification of the coherence of the array's size to average |
---|
217 | ; Verification of the coherence between the array's size and the domain defined by domdef |
---|
218 | ; The input array must have either the total domain's size (jpi,jpj) or this |
---|
219 | ; one of the reduced domain (nx,ny) |
---|
220 | ;--------------------------------------------------------------- |
---|
221 | case 1 of |
---|
222 | taille[1] eq jpi and taille[2] eq jpj: $ |
---|
223 | res = tab[firstx:lastx, firsty:lasty] |
---|
224 | taille[1] eq nx and taille[2] eq ny:res = tab |
---|
225 | else:BEGIN |
---|
226 | if keyword_set(savedbox) THEN restoreboxparam, 'boxparam4moyenne.dat' |
---|
227 | 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)) |
---|
228 | END |
---|
229 | ENDCASE |
---|
230 | if keyword_set(nan) NE 0 then BEGIN |
---|
231 | if nan NE 1 then BEGIN ; If nan is not !values.f_nan |
---|
232 | ; we put it at !values.f_nan |
---|
233 | if abs(nan) LT 1e6 then notanumber = where(res EQ nan) $ |
---|
234 | ELSE notanumber = where(abs(res) GT abs(nan)/10.) |
---|
235 | if notanumber[0] NE -1 then res[temporary(notanumber)] = !values.f_nan |
---|
236 | ENDIF |
---|
237 | ENDIF |
---|
238 | ;--------------------------------------------------------------- |
---|
239 | ; Comment : WE HAVE TO BE CAREFUL ABOUT CASES WHERE THE DIMENSION TO AVERAGE = 1, |
---|
240 | ; AND MAKE SURE THAT IT EXIST. THAT IS WHY WE USE reform(...,nx,ny,...) WHICH CAN |
---|
241 | ; LOOK USELESS AT THE BEGINNING |
---|
242 | ;--------------------------------------------------------------- |
---|
243 | if nx EQ 1 OR ny EQ 1 then BEGIN |
---|
244 | res = reform(res, nx, ny, /over) |
---|
245 | e1 = reform(e1, nx, ny, /over) |
---|
246 | e2 = reform(e2, nx, ny, /over) |
---|
247 | endif |
---|
248 | if nx EQ 1 OR ny EQ 1 OR nz EQ 1 THEN $ |
---|
249 | mask = reform(mask, nx, ny, nz, /over) |
---|
250 | ;--------------------------------------------------------------- |
---|
251 | ; II.3) Different types of average |
---|
252 | ;--------------------------------------------------------------- |
---|
253 | mask = mask[*, *, 0] |
---|
254 | if keyword_set(nan) NE 0 then msknan = finite(res) ELSE msknan = -1 |
---|
255 | case 1 of |
---|
256 | (dirx eq 1) and (diry eq 0) : begin |
---|
257 | e = e1*mask |
---|
258 | if keyword_set(integration) then divi = 1 $ |
---|
259 | else begin |
---|
260 | divi = e |
---|
261 | IF msknan[0] NE -1 THEN divi = temporary(divi)*msknan |
---|
262 | if ny EQ 1 then divi = reform(divi, nx, ny, /over) |
---|
263 | divi = total(divi, 1) |
---|
264 | endelse |
---|
265 | res = res*e |
---|
266 | if ny EQ 1 then res = reform(res, nx, ny, /over) |
---|
267 | res = total(res, 1, nan = nan)/(divi > 1.) |
---|
268 | if msknan[0] NE -1 then begin |
---|
269 | testnan = msknan*mask |
---|
270 | if ny EQ 1 then testnan = reform(testnan, nx, ny, /over) |
---|
271 | testnan = total(testnan, 1)+(total(mask, 1) EQ 0) |
---|
272 | endif |
---|
273 | end |
---|
274 | (dirx eq 0) and (diry eq 1) : begin |
---|
275 | e = e2*mask |
---|
276 | if keyword_set(integration) then divi = 1 $ |
---|
277 | else begin |
---|
278 | divi = e |
---|
279 | IF msknan[0] NE -1 THEN divi = temporary(divi)*msknan |
---|
280 | if ny EQ 1 then divi = reform(divi, nx, ny, /over) |
---|
281 | divi = total(divi, 2) |
---|
282 | endelse |
---|
283 | res = res*e |
---|
284 | if ny EQ 1 then res = reform(res, nx, ny, /over) |
---|
285 | res = total(res, 2, nan = nan)/(divi > 1.) |
---|
286 | if msknan[0] NE -1 then begin |
---|
287 | testnan = msknan*mask |
---|
288 | if ny EQ 1 then testnan = reform(testnan, nx, ny, /over) |
---|
289 | testnan = total(testnan, 2)+(total(mask, 2) EQ 0) |
---|
290 | endif |
---|
291 | end |
---|
292 | (dirx eq 1) and (diry eq 1) : begin |
---|
293 | if keyword_set(integration) then divi = 1 else BEGIN |
---|
294 | IF msknan[0] NE -1 THEN divi = total(e1*e2*mask*msknan) $ |
---|
295 | ELSE divi = total(e1*e2*mask) |
---|
296 | ENDELSE |
---|
297 | res = total(res*e1*e2*mask, nan = nan)/(divi > 1.) |
---|
298 | if msknan[0] NE -1 then begin |
---|
299 | testnan = msknan*mask |
---|
300 | testnan = total(testnan)+(total(mask) EQ 0) |
---|
301 | endif |
---|
302 | end |
---|
303 | endcase |
---|
304 | endif |
---|
305 | ;------------------------------------------------------------ |
---|
306 | ;------------------------------------------------------------ |
---|
307 | ; III) Case 3d arrays series (tab4d) |
---|
308 | ;------------------------------------------------------------ |
---|
309 | ;------------------------------------------------------------ |
---|
310 | if (dim eq '3d') then begin |
---|
311 | ;--------------------------------------------------------------- |
---|
312 | ; III.1) Verification of the coherence of the array to average size |
---|
313 | ; Verification of the coherence between the array's size and the domain |
---|
314 | ; defind by domdef |
---|
315 | ; The input array must have either the total domain size (jpi,jpj,jpk) |
---|
316 | ; or this one of the reduced domain (nx,ny,ny) |
---|
317 | ;--------------------------------------------------------------- |
---|
318 | case 1 of |
---|
319 | taille[1] eq jpi and taille[2] eq jpj and taille[3] eq jpk: $ |
---|
320 | res = tab[firstx:lastx, firsty:lasty, firstz:lastz] |
---|
321 | taille[1] eq jpi and taille[2] eq jpj and taille[3] eq nz: $ |
---|
322 | res = tab[firstx:lastx, firsty:lasty, *] |
---|
323 | taille[1] EQ nx and taille[2] eq ny and taille[3] eq nz :res = tab |
---|
324 | taille[1] EQ nx and taille[2] eq ny and taille[3] eq jpk : $ |
---|
325 | res = tab[*, *, firstz:lastz] |
---|
326 | else:BEGIN |
---|
327 | if keyword_set(savedbox) THEN restoreboxparam, 'boxparam4moyenne.dat' |
---|
328 | 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)) |
---|
329 | END |
---|
330 | endcase |
---|
331 | if keyword_set(nan) NE 0 then BEGIN |
---|
332 | if nan NE 1 then BEGIN ; if nan is not !values.f_nan |
---|
333 | ; we put it at !values.f_nan |
---|
334 | if abs(nan) LT 1e6 then notanumber = where(res EQ nan) $ |
---|
335 | ELSE notanumber = where(abs(res) GT abs(nan)/10.) |
---|
336 | if notanumber[0] NE -1 then res[temporary(notanumber)] = !values.f_nan |
---|
337 | ENDIF |
---|
338 | ENDIF |
---|
339 | ;--------------------------------------------------------------- |
---|
340 | ; Comment : WE HAVE TO BE CAREFUL ABOUT CASES WHERE THE DIMENSION TO AVERAGE = 1, |
---|
341 | ; AND MAKE SURE THAT IT EXIST. THAT IS WHY WE USE reform(...,nx,ny,...) WHICH CAN |
---|
342 | ; LOOK USELESS AT THE BEGINNING |
---|
343 | ;--------------------------------------------------------------- |
---|
344 | if nx EQ 1 OR ny EQ 1 OR nz EQ 1 then BEGIN |
---|
345 | res = reform(res, nx, ny, nz, /over) |
---|
346 | e1 = reform(e1, nx, ny, /over) |
---|
347 | e2 = reform(e2, nx, ny, /over) |
---|
348 | endif |
---|
349 | if nx EQ 1 OR ny EQ 1 OR nz EQ 1 THEN $ |
---|
350 | mask = reform(mask, nx, ny, nz, /over) |
---|
351 | IF keyword_set(key_partialstep) THEN BEGIN |
---|
352 | ; the top of the ocean floor is |
---|
353 | IF vargrid EQ 'T' OR vargrid EQ 'W' THEN bottom = total(mask, 3) $ |
---|
354 | ELSE bottom = total(tmask[firstx:lastx, firsty:lasty, firstz:lastz], 3) |
---|
355 | ; we suppress columns with only ocean or land |
---|
356 | good = where(bottom NE 0 AND bottom NE nz) |
---|
357 | ; the bottom of the ocean in 3D index is: |
---|
358 | bottom = lindgen(nx*ny)+(temporary(bottom)-1L)*nx*ny |
---|
359 | IF good[0] NE -1 THEN bottom = bottom[good] $ |
---|
360 | ELSE bottom = -1 |
---|
361 | ENDIF ELSE bottom = -1 |
---|
362 | ;--------------------------------------------------------------- |
---|
363 | ; III.2) different average types |
---|
364 | ;--------------------------------------------------------------- |
---|
365 | if keyword_set(nan) NE 0 then msknan = finite(res) ELSE msknan = -1 |
---|
366 | case 1 of |
---|
367 | (dirx eq 1) and (diry eq 0) and (dirz eq 0) : begin |
---|
368 | e13 = e1[*]#replicate(1., nz) |
---|
369 | e13 = reform(e13, nx, ny, nz, /over) |
---|
370 | IF keyword_set(key_partialstep) AND bottom[0] NE -1 $ |
---|
371 | AND nx NE 1 AND NOT keyword_set(keepbottom) THEN BEGIN |
---|
372 | IF msknan[0] EQ -1 THEN BEGIN |
---|
373 | msknan = replicate(1b, nx, ny, nz) |
---|
374 | nan = 1 |
---|
375 | endif |
---|
376 | msknan[bottom] = 0 |
---|
377 | res[bottom] = !values.f_nan |
---|
378 | ENDIF |
---|
379 | if keyword_set(integration) then divi = 1 else begin |
---|
380 | divi = e13*mask |
---|
381 | IF msknan[0] NE -1 THEN divi = temporary(divi)*msknan |
---|
382 | if nz EQ 1 then divi = reform(divi, nx, ny, nz, /over) |
---|
383 | divi = total(divi, 1) |
---|
384 | ENDELSE |
---|
385 | res = res*e13*mask |
---|
386 | if nz EQ 1 then res = reform(res, nx, ny, nz, /over) |
---|
387 | res = total(res, 1, nan = nan)/(divi > 1.) |
---|
388 | e13 = 1 |
---|
389 | if msknan[0] NE -1 then begin |
---|
390 | testnan = msknan*mask |
---|
391 | if nz EQ 1 then testnan = reform(testnan, nx, ny, nz, /over) |
---|
392 | testnan = total(testnan, 1)+(total(mask, 1) EQ 0) |
---|
393 | endif |
---|
394 | end |
---|
395 | (dirx eq 0) and (diry eq 1) and (dirz eq 0) : begin |
---|
396 | e23 = e2[*]#replicate(1., nz) |
---|
397 | e23 = reform(e23, nx, ny, nz, /over) |
---|
398 | IF keyword_set(key_partialstep) AND bottom[0] NE -1 $ |
---|
399 | AND ny NE 1 AND NOT keyword_set(keepbottom) THEN BEGIN |
---|
400 | IF msknan[0] EQ -1 THEN BEGIN |
---|
401 | msknan = replicate(1b, nx, ny, nz) |
---|
402 | nan = 1 |
---|
403 | endif |
---|
404 | msknan[bottom] = 0 |
---|
405 | res[bottom] = !values.f_nan |
---|
406 | ENDIF |
---|
407 | if keyword_set(integration) then divi = 1 else begin |
---|
408 | divi = e23*mask |
---|
409 | IF msknan[0] NE -1 THEN divi = temporary(divi)*msknan |
---|
410 | if nz EQ 1 then divi = reform(divi, nx, ny, nz, /over) |
---|
411 | divi = total(divi, 2) |
---|
412 | ENDELSE |
---|
413 | res = res*e23*mask |
---|
414 | if nz EQ 1 then res = reform(res, nx, ny, nz, /over) |
---|
415 | res = total(res, 2, nan = nan)/(divi > 1.) |
---|
416 | e23 = 1 |
---|
417 | if msknan[0] NE -1 then begin |
---|
418 | testnan = msknan*mask |
---|
419 | if nz EQ 1 then testnan = reform(testnan, nx, ny, nz, /over) |
---|
420 | testnan = total(testnan, 2)+(total(mask, 2) EQ 0) |
---|
421 | endif |
---|
422 | end |
---|
423 | (dirx eq 0) and (diry eq 0) and (dirz eq 1) : begin |
---|
424 | e33 = replicate(1, 1.*nx*ny)#e3 |
---|
425 | e33 = reform(e33, nx, ny, nz, /over) |
---|
426 | IF keyword_set(key_partialstep) AND bottom[0] NE -1 THEN BEGIN |
---|
427 | IF keyword_set(wdepth) THEN $ |
---|
428 | e33[bottom] = (e3w_ps[firstx:lastx, firsty:lasty])[temporary(good)] $ |
---|
429 | ELSE e33[bottom] = (e3t_ps[firstx:lastx, firsty:lasty])[temporary(good)] |
---|
430 | ENDIF |
---|
431 | if keyword_set(integration) then divi = 1 else begin |
---|
432 | divi = e33*mask |
---|
433 | if msknan[0] NE -1 then divi = temporary(divi)*msknan |
---|
434 | if nz EQ 1 then divi = reform(divi, nx, ny, nz, /over) |
---|
435 | divi = total(divi, 3) |
---|
436 | ENDELSE |
---|
437 | res = res*e33*mask |
---|
438 | if nz EQ 1 then res = reform(res, nx, ny, nz, /over) |
---|
439 | res = total(res, 3, nan = nan)/(divi > 1.) |
---|
440 | e33 = 1 |
---|
441 | if msknan[0] NE -1 then begin |
---|
442 | testnan = msknan*mask |
---|
443 | if nz EQ 1 then testnan = reform(testnan, nx, ny, nz, /over) |
---|
444 | testnan = total(testnan, 3)+(total(mask, 3) EQ 0) |
---|
445 | endif |
---|
446 | end |
---|
447 | (dirx eq 1) and (diry eq 1) and (dirz eq 0) : begin |
---|
448 | e123 = (e1*e2)[*]#replicate(1., nz) |
---|
449 | e123 = reform(e123, nx, ny, nz, /over) |
---|
450 | IF keyword_set(key_partialstep) AND bottom[0] NE -1 $ |
---|
451 | AND nx*ny NE 1 AND NOT keyword_set(keepbottom) THEN BEGIN |
---|
452 | IF msknan[0] EQ -1 THEN BEGIN |
---|
453 | msknan = replicate(1b, nx, ny, nz) |
---|
454 | nan = 1 |
---|
455 | endif |
---|
456 | msknan[bottom] = 0 |
---|
457 | res[bottom] = !values.f_nan |
---|
458 | ENDIF |
---|
459 | if keyword_set(integration) then divi = 1 else BEGIN |
---|
460 | divi = e123*mask |
---|
461 | IF msknan[0] NE -1 THEN divi = temporary(divi)*msknan |
---|
462 | if nz EQ 1 then divi = reform(divi, nx, ny, nz, /over) |
---|
463 | divi = total(total(divi, 1), 1) |
---|
464 | ENDELSE |
---|
465 | res = res*e123*mask |
---|
466 | if nz EQ 1 then res = reform(res, nx, ny, nz, /over) |
---|
467 | res = total(total(res, 1, nan = nan), 1, nan = nan) / (divi > 1.) |
---|
468 | e123 = 1 |
---|
469 | if msknan[0] NE -1 then begin |
---|
470 | testnan = msknan*mask |
---|
471 | if nz EQ 1 then testnan = reform(testnan, nx, ny, nz, /over) |
---|
472 | testnan = total(total(testnan, 1), 1)+(total(total(mask, 1), 1) EQ 0) |
---|
473 | endif |
---|
474 | end |
---|
475 | (dirx eq 1) and (diry eq 0) and (dirz eq 1) : begin |
---|
476 | e133 = e1[*]#e3 |
---|
477 | e133 = reform(e133, nx, ny, nz, /over) |
---|
478 | IF keyword_set(key_partialstep) AND bottom[0] NE -1 THEN BEGIN |
---|
479 | IF keyword_set(wdepth) THEN $ |
---|
480 | e133[bottom] = (e1*e3w_ps[firstx:lastx, firsty:lasty])[temporary(good)] $ |
---|
481 | ELSE e133[bottom] = (e1*e3t_ps[firstx:lastx, firsty:lasty])[temporary(good)] |
---|
482 | ENDIF |
---|
483 | if keyword_set(integration) then divi = 1 else BEGIN |
---|
484 | divi = e133*mask |
---|
485 | if msknan[0] NE -1 then divi = temporary(divi)*msknan |
---|
486 | if nz EQ 1 then divi = reform(divi, nx, ny, nz, /over) |
---|
487 | divi = total(total(divi, 1), 2) |
---|
488 | ENDELSE |
---|
489 | res = res*e133*mask |
---|
490 | if nz EQ 1 then res = reform(res, nx, ny, nz, /over) |
---|
491 | res = total(total(res, 1, nan = nan), 2, nan = nan) / (divi > 1.) |
---|
492 | e133 = 1 |
---|
493 | if msknan[0] NE -1 then begin |
---|
494 | testnan = msknan*mask |
---|
495 | if nz EQ 1 then testnan = reform(testnan, nx, ny, nz, /over) |
---|
496 | testnan = total(total(testnan, 1), 2)+(total(total(mask, 1), 2) EQ 0) |
---|
497 | endif |
---|
498 | end |
---|
499 | (dirx eq 0) and (diry eq 1) and (dirz eq 1) : begin |
---|
500 | e233 = e2[*]#e3 |
---|
501 | e233 = reform(e233, nx, ny, nz, /over) |
---|
502 | IF keyword_set(key_partialstep) AND bottom[0] NE -1 THEN BEGIN |
---|
503 | IF keyword_set(wdepth) THEN $ |
---|
504 | e233[bottom] = (e2*e3w_ps[firstx:lastx, firsty:lasty])[temporary(good)] $ |
---|
505 | ELSE e233[bottom] = (e2*e3t_ps[firstx:lastx, firsty:lasty])[temporary(good)] |
---|
506 | ENDIF |
---|
507 | if keyword_set(integration) then divi = 1 else BEGIN |
---|
508 | divi = e233*mask |
---|
509 | if msknan[0] NE -1 then divi = temporary(divi)*msknan |
---|
510 | if nz EQ 1 then divi = reform(divi, nx, ny, nz, /over) |
---|
511 | divi = total(total(divi, 2), 2) |
---|
512 | ENDELSE |
---|
513 | res = res*e233*mask |
---|
514 | if nz EQ 1 then res = reform(res, nx, ny, nz, /over) |
---|
515 | res = total(total(res, 2, nan = nan), 2, nan = nan) / (divi > 1.) |
---|
516 | e233 = 1 |
---|
517 | if msknan[0] NE -1 then begin |
---|
518 | testnan = msknan*mask |
---|
519 | if nz EQ 1 then testnan = reform(testnan, nx, ny, nz, /over) |
---|
520 | testnan = total(total(testnan, 2), 2)+(total(total(mask, 2), 2) EQ 0) |
---|
521 | endif |
---|
522 | end |
---|
523 | (dirx eq 1) and (diry eq 1) and (dirz eq 1) : begin |
---|
524 | e1233 = (e1*e2)[*]#e3 |
---|
525 | e1233 = reform(e1233, nx, ny, nz, /over) |
---|
526 | IF keyword_set(key_partialstep) AND bottom[0] NE -1 THEN BEGIN |
---|
527 | IF keyword_set(wdepth) THEN $ |
---|
528 | e1233[bottom] = (e1*e2*e3w_ps[firstx:lastx, firsty:lasty])[temporary(good)] $ |
---|
529 | ELSE e1233[bottom] = (e1*e2*e3t_ps[firstx:lastx, firsty:lasty])[temporary(good)] |
---|
530 | ENDIF |
---|
531 | if keyword_set(integration) then divi = 1 else BEGIN |
---|
532 | if msknan[0] NE -1 then divi = total(e1233*mask*msknan) $ |
---|
533 | ELSE divi = total(e1233*mask) |
---|
534 | ENDELSE |
---|
535 | res = total(res*e1233*mask, nan = nan) / (divi > 1.) |
---|
536 | e1233 = 1 |
---|
537 | if msknan[0] NE -1 then begin |
---|
538 | testnan = msknan*mask |
---|
539 | testnan = total(testnan)+(total(mask) EQ 0) |
---|
540 | endif |
---|
541 | end |
---|
542 | endcase |
---|
543 | endif |
---|
544 | ;------------------------------------------------------------ |
---|
545 | ;------------------------------------------------------------ |
---|
546 | ;IV ) finishing |
---|
547 | ;------------------------------------------------------------ |
---|
548 | ;------------------------------------------------------------ |
---|
549 | ; IV.1) We mask land by a value equal to 1.e+20 |
---|
550 | ;------------------------------------------------------------ |
---|
551 | valmask = 1e+20 |
---|
552 | terre = where(divi EQ 0) |
---|
553 | IF terre[0] NE -1 THEN BEGIN |
---|
554 | res[terre] = 1e+20 |
---|
555 | ENDIF |
---|
556 | ;------------------------------------------------------------ |
---|
557 | ; IV.2) We replace, when nan equal 1, !values.f_nan by nan |
---|
558 | ;------------------------------------------------------------ |
---|
559 | if keyword_set(nan) NE 0 then BEGIN |
---|
560 | puttonan = where(testnan EQ 0) |
---|
561 | if puttonan[0] NE -1 then res[puttonan] = !values.f_nan |
---|
562 | if nan NE 1 then BEGIN |
---|
563 | notanumber = where(finite(res) eq 0) |
---|
564 | if notanumber[0] NE -1 then res[notanumber] = nan |
---|
565 | ENDIF |
---|
566 | ENDIF |
---|
567 | ;------------------------------------------------------------ |
---|
568 | ; IV.3) We replace in the domain whch was defined at the entry of average |
---|
569 | ;------------------------------------------------------------ |
---|
570 | if keyword_set(savedbox) THEN restoreboxparam, 'boxparam4moyenne.dat' |
---|
571 | ;------------------------------------------------------------ |
---|
572 | if keyword_set(key_performance) THEN print, 'temps moyenne', systime(1)-tempsun |
---|
573 | return, res |
---|
574 | ;------------------------------------------------------------ |
---|
575 | ;------------------------------------------------------------ |
---|
576 | end |
---|