1 |
module comgeom |
2 |
|
3 |
use dimens_m, only: iim, jjm |
4 |
|
5 |
implicit none |
6 |
|
7 |
private iim, jjm |
8 |
|
9 |
real cu_2d(iim + 1, jjm + 1), cv_2d(iim + 1, jjm) ! in m |
10 |
real cu((iim + 1) * (jjm + 1)), cv((iim + 1) * jjm) ! in m |
11 |
equivalence (cu, cu_2d), (cv, cv_2d) |
12 |
|
13 |
real unscu2_2d(iim + 1, jjm + 1) ! in m-2 |
14 |
real unscu2((iim + 1) * (jjm + 1)) ! in m-2 |
15 |
equivalence (unscu2, unscu2_2d) |
16 |
|
17 |
real unscv2_2d(iim + 1, jjm) ! in m-2 |
18 |
real unscv2((iim + 1) * jjm) ! in m-2 |
19 |
equivalence (unscv2, unscv2_2d) |
20 |
|
21 |
real aire((iim + 1) * (jjm + 1)), aire_2d(iim + 1, jjm + 1) ! in m2 |
22 |
real airesurg_2d(iim + 1, jjm + 1), airesurg((iim + 1) * (jjm + 1)) |
23 |
equivalence (aire, aire_2d), (airesurg, airesurg_2d) |
24 |
|
25 |
real aireu_2d(iim + 1, jjm + 1) ! in m2 |
26 |
real aireu((iim + 1) * (jjm + 1)) ! in m2 |
27 |
equivalence (aireu, aireu_2d) |
28 |
|
29 |
real airev((iim + 1) * jjm), airev_2d(iim + 1, jjm) ! in m2 |
30 |
real unsaire((iim + 1) * (jjm + 1)), unsaire_2d(iim + 1, jjm + 1) ! in m-2 |
31 |
equivalence (airev, airev_2d), (unsaire, unsaire_2d) |
32 |
|
33 |
real apoln, apols ! in m2 |
34 |
|
35 |
real unsairez_2d(iim + 1, jjm) |
36 |
real unsairez((iim + 1) * jjm) |
37 |
equivalence (unsairez, unsairez_2d) |
38 |
|
39 |
real alpha1_2d(iim + 1, jjm + 1) |
40 |
real alpha1((iim + 1) * (jjm + 1)) |
41 |
equivalence (alpha1, alpha1_2d) |
42 |
|
43 |
real alpha2_2d(iim + 1, jjm + 1) |
44 |
real alpha2((iim + 1) * (jjm + 1)) |
45 |
equivalence (alpha2, alpha2_2d) |
46 |
|
47 |
real alpha3_2d(iim + 1, jjm + 1), alpha4_2d(iim + 1, jjm + 1) |
48 |
real alpha3((iim + 1) * (jjm + 1)), alpha4((iim + 1) * (jjm + 1)) |
49 |
equivalence (alpha3, alpha3_2d), (alpha4, alpha4_2d) |
50 |
|
51 |
real alpha1p2_2d(iim + 1, jjm + 1) |
52 |
real alpha1p2((iim + 1) * (jjm + 1)) |
53 |
equivalence (alpha1p2, alpha1p2_2d) |
54 |
|
55 |
real alpha1p4_2d(iim + 1, jjm + 1), alpha2p3_2d(iim + 1, jjm + 1) |
56 |
real alpha1p4((iim + 1) * (jjm + 1)), alpha2p3((iim + 1) * (jjm + 1)) |
57 |
equivalence (alpha1p4, alpha1p4_2d), (alpha2p3, alpha2p3_2d) |
58 |
|
59 |
real alpha3p4((iim + 1) * (jjm + 1)) |
60 |
real alpha3p4_2d(iim + 1, jjm + 1) |
61 |
equivalence (alpha3p4, alpha3p4_2d) |
62 |
|
63 |
real fext_2d(iim + 1, jjm), constang_2d(iim + 1, jjm + 1) |
64 |
real fext((iim + 1) * jjm), constang((iim + 1) * (jjm + 1)) |
65 |
equivalence (fext, fext_2d), (constang, constang_2d) |
66 |
|
67 |
real cuvsurcv_2d(iim + 1, jjm), cvsurcuv_2d(iim + 1, jjm) ! no dimension |
68 |
real cuvsurcv((iim + 1) * jjm), cvsurcuv((iim + 1) * jjm) ! no dimension |
69 |
equivalence (cuvsurcv, cuvsurcv_2d), (cvsurcuv, cvsurcuv_2d) |
70 |
|
71 |
real cvusurcu_2d(iim + 1, jjm + 1), cusurcvu_2d(iim + 1, jjm + 1) |
72 |
! no dimension |
73 |
real cvusurcu((iim + 1) * (jjm + 1)), cusurcvu((iim + 1) * (jjm + 1)) |
74 |
! no dimension |
75 |
equivalence (cvusurcu, cvusurcu_2d), (cusurcvu, cusurcvu_2d) |
76 |
|
77 |
real cuvscvgam1_2d(iim + 1, jjm) |
78 |
real cuvscvgam1((iim + 1) * jjm) |
79 |
equivalence (cuvscvgam1, cuvscvgam1_2d) |
80 |
|
81 |
real cuvscvgam2_2d(iim + 1, jjm), cvuscugam1_2d(iim + 1, jjm + 1) |
82 |
real cuvscvgam2((iim + 1) * jjm), cvuscugam1((iim + 1) * (jjm + 1)) |
83 |
equivalence (cuvscvgam2, cuvscvgam2_2d), (cvuscugam1, cvuscugam1_2d) |
84 |
|
85 |
real cvuscugam2_2d(iim + 1, jjm + 1), cvscuvgam_2d(iim + 1, jjm) |
86 |
real cvuscugam2((iim + 1) * (jjm + 1)), cvscuvgam((iim + 1) * jjm) |
87 |
equivalence (cvuscugam2, cvuscugam2_2d), (cvscuvgam, cvscuvgam_2d) |
88 |
|
89 |
real cuscvugam((iim + 1) * (jjm + 1)) |
90 |
real cuscvugam_2d(iim + 1, jjm + 1) |
91 |
equivalence (cuscvugam, cuscvugam_2d) |
92 |
|
93 |
real unsapolnga1, unsapolnga2, unsapolsga1, unsapolsga2 |
94 |
|
95 |
real unsair_gam1_2d(iim + 1, jjm + 1), unsair_gam2_2d(iim + 1, jjm + 1) |
96 |
real unsair_gam1((iim + 1) * (jjm + 1)), unsair_gam2((iim + 1) * (jjm + 1)) |
97 |
equivalence (unsair_gam1, unsair_gam1_2d), (unsair_gam2, unsair_gam2_2d) |
98 |
|
99 |
real unsairz_gam_2d(iim + 1, jjm) |
100 |
real unsairz_gam((iim + 1) * jjm) |
101 |
equivalence (unsairz_gam, unsairz_gam_2d) |
102 |
|
103 |
save |
104 |
|
105 |
contains |
106 |
|
107 |
SUBROUTINE inigeom |
108 |
|
109 |
! Auteur : P. Le Van |
110 |
|
111 |
! Calcul des élongations cuij1, ..., cuij4, cvij1, ..., cvij4 aux mêmes |
112 |
! endroits que les aires aireij1_2d, ..., aireij4_2d. |
113 |
|
114 |
! Calcul des coefficients cu_2d, cv_2d, 1. / cu_2d**2, 1. / |
115 |
! cv_2d**2. Les coefficients cu_2d et cv_2d permettent de passer |
116 |
! des vitesses naturelles aux vitesses covariantes et |
117 |
! contravariantes, ou vice-versa. |
118 |
|
119 |
! On a : |
120 |
! u(covariant) = cu_2d * u(naturel), u(contravariant) = u(naturel) / cu_2d |
121 |
! v(covariant) = cv_2d * v(naturel), v(contravariant) = v(naturel) / cv_2d |
122 |
|
123 |
! On en tire : |
124 |
! u(covariant) = cu_2d * cu_2d * u(contravariant) |
125 |
! v(covariant) = cv_2d * cv_2d * v(contravariant) |
126 |
|
127 |
! x est la longitude du point en radians. |
128 |
! y est la latitude du point en radians. |
129 |
! |
130 |
! On a : cu_2d(i, j) = rad * cos(y) * dx / dX |
131 |
! cv(j) = rad * dy / dY |
132 |
! aire_2d(i, j) = cu_2d(i, j) * cv(j) |
133 |
! |
134 |
! y, dx / dX, dy / dY calculés aux points concernés. cv, bien que |
135 |
! dépendant de j uniquement, sera ici indicé aussi en i pour un |
136 |
! adressage plus facile en ij. |
137 |
|
138 |
! cv_2d est aux points v. cu_2d est aux points u. Cf. "inigeom.txt". |
139 |
|
140 |
USE comconst, ONLY : g, omeg, rad |
141 |
USE comdissnew, ONLY : coefdis, nitergdiv, nitergrot, niterh |
142 |
use dynetat0_m, only: xprimp025, xprimm025, rlatu1, rlatu2, rlatu, rlatv, & |
143 |
yprimu1, yprimu2 |
144 |
use nr_util, only: pi |
145 |
USE paramet_m, ONLY : iip1, jjp1 |
146 |
|
147 |
! Local: |
148 |
INTEGER i, j |
149 |
REAL ai14, ai23, airez, un4rad2 |
150 |
REAL coslatm, coslatp, radclatm, radclatp |
151 |
REAL, dimension(iip1, jjp1):: cuij1, cuij2, cuij3, cuij4 ! in m |
152 |
REAL, dimension(iip1, jjp1):: cvij1, cvij2, cvij3, cvij4 ! in m |
153 |
REAL gamdi_gdiv, gamdi_grot, gamdi_h |
154 |
real, dimension(iim + 1, jjm + 1):: aireij1_2d, aireij2_2d, aireij3_2d, & |
155 |
aireij4_2d ! in m2 |
156 |
|
157 |
!------------------------------------------------------------------ |
158 |
|
159 |
PRINT *, 'Call sequence information: inigeom' |
160 |
|
161 |
IF (nitergdiv /= 2) THEN |
162 |
gamdi_gdiv = coefdis / (nitergdiv - 2) |
163 |
ELSE |
164 |
gamdi_gdiv = 0. |
165 |
END IF |
166 |
|
167 |
IF (nitergrot /= 2) THEN |
168 |
gamdi_grot = coefdis / (nitergrot - 2) |
169 |
ELSE |
170 |
gamdi_grot = 0. |
171 |
END IF |
172 |
|
173 |
IF (niterh /= 2) THEN |
174 |
gamdi_h = coefdis / (niterh - 2) |
175 |
ELSE |
176 |
gamdi_h = 0. |
177 |
END IF |
178 |
|
179 |
print *, 'gamdi_gdiv = ', gamdi_gdiv |
180 |
print *, "gamdi_grot = ", gamdi_grot |
181 |
print *, "gamdi_h = ", gamdi_h |
182 |
|
183 |
un4rad2 = 0.25 * rad * rad |
184 |
|
185 |
! Cf. "inigeom.txt". Calcul des quatre aires élémentaires |
186 |
! aireij1_2d, aireij2_2d, aireij3_2d, aireij4_2d qui entourent |
187 |
! chaque aire_2d(i, j), ainsi que les quatre élongations |
188 |
! élémentaires cuij et les quatre élongations cvij qui sont |
189 |
! calculées aux mêmes endroits que les aireij. |
190 |
|
191 |
coslatm = cos(rlatu1(1)) |
192 |
radclatm = 0.5 * rad * coslatm |
193 |
|
194 |
aireij1_2d(:iim, 1) = 0. |
195 |
aireij2_2d(:iim, 1) = un4rad2 * coslatm * xprimp025(:iim) * yprimu1(1) |
196 |
aireij3_2d(:iim, 1) = un4rad2 * coslatm * xprimm025(:iim) * yprimu1(1) |
197 |
aireij4_2d(:iim, 1) = 0. |
198 |
|
199 |
cuij1(:iim, 1) = 0. |
200 |
cuij2(:iim, 1) = radclatm * xprimp025(:iim) |
201 |
cuij3(:iim, 1) = radclatm * xprimm025(:iim) |
202 |
cuij4(:iim, 1) = 0. |
203 |
|
204 |
cvij1(:iim, 1) = 0. |
205 |
cvij2(:iim, 1) = 0.5 * rad * yprimu1(1) |
206 |
cvij3(:iim, 1) = cvij2(:iim, 1) |
207 |
cvij4(:iim, 1) = 0. |
208 |
|
209 |
do j = 2, jjm |
210 |
coslatm = cos(rlatu1(j)) |
211 |
coslatp = cos(rlatu2(j-1)) |
212 |
radclatp = 0.5 * rad * coslatp |
213 |
radclatm = 0.5 * rad * coslatm |
214 |
ai14 = un4rad2 * coslatp * yprimu2(j-1) |
215 |
ai23 = un4rad2 * coslatm * yprimu1(j) |
216 |
|
217 |
aireij1_2d(:iim, j) = ai14 * xprimp025(:iim) |
218 |
aireij2_2d(:iim, j) = ai23 * xprimp025(:iim) |
219 |
aireij3_2d(:iim, j) = ai23 * xprimm025(:iim) |
220 |
aireij4_2d(:iim, j) = ai14 * xprimm025(:iim) |
221 |
cuij1(:iim, j) = radclatp * xprimp025(:iim) |
222 |
cuij2(:iim, j) = radclatm * xprimp025(:iim) |
223 |
cuij3(:iim, j) = radclatm * xprimm025(:iim) |
224 |
cuij4(:iim, j) = radclatp * xprimm025(:iim) |
225 |
cvij1(:iim, j) = 0.5 * rad * yprimu2(j-1) |
226 |
cvij2(:iim, j) = 0.5 * rad * yprimu1(j) |
227 |
cvij3(:iim, j) = cvij2(:iim, j) |
228 |
cvij4(:iim, j) = cvij1(:iim, j) |
229 |
end do |
230 |
|
231 |
coslatp = cos(rlatu2(jjm)) |
232 |
radclatp = 0.5 * rad * coslatp |
233 |
|
234 |
aireij1_2d(:iim, jjp1) = un4rad2 * coslatp * xprimp025(:iim) * yprimu2(jjm) |
235 |
aireij2_2d(:iim, jjp1) = 0. |
236 |
aireij3_2d(:iim, jjp1) = 0. |
237 |
aireij4_2d(:iim, jjp1) = un4rad2 * coslatp * xprimm025(:iim) * yprimu2(jjm) |
238 |
|
239 |
cuij1(:iim, jjp1) = radclatp * xprimp025(:iim) |
240 |
cuij2(:iim, jjp1) = 0. |
241 |
cuij3(:iim, jjp1) = 0. |
242 |
cuij4(:iim, jjp1) = radclatp * xprimm025(:iim) |
243 |
|
244 |
cvij1(:iim, jjp1) = 0.5 * rad * yprimu2(jjm) |
245 |
cvij2(:iim, jjp1) = 0. |
246 |
cvij3(:iim, jjp1) = 0. |
247 |
cvij4(:iim, jjp1) = cvij1(:iim, jjp1) |
248 |
|
249 |
! Périodicité : |
250 |
|
251 |
cvij1(iip1, :) = cvij1(1, :) |
252 |
cvij2(iip1, :) = cvij2(1, :) |
253 |
cvij3(iip1, :) = cvij3(1, :) |
254 |
cvij4(iip1, :) = cvij4(1, :) |
255 |
|
256 |
cuij1(iip1, :) = cuij1(1, :) |
257 |
cuij2(iip1, :) = cuij2(1, :) |
258 |
cuij3(iip1, :) = cuij3(1, :) |
259 |
cuij4(iip1, :) = cuij4(1, :) |
260 |
|
261 |
aireij1_2d(iip1, :) = aireij1_2d(1, :) |
262 |
aireij2_2d(iip1, :) = aireij2_2d(1, :) |
263 |
aireij3_2d(iip1, :) = aireij3_2d(1, :) |
264 |
aireij4_2d(iip1, :) = aireij4_2d(1, :) |
265 |
|
266 |
DO j = 1, jjp1 |
267 |
DO i = 1, iim |
268 |
aire_2d(i, j) = aireij1_2d(i, j) + aireij2_2d(i, j) & |
269 |
+ aireij3_2d(i, j) + aireij4_2d(i, j) |
270 |
alpha1_2d(i, j) = aireij1_2d(i, j) / aire_2d(i, j) |
271 |
alpha2_2d(i, j) = aireij2_2d(i, j) / aire_2d(i, j) |
272 |
alpha3_2d(i, j) = aireij3_2d(i, j) / aire_2d(i, j) |
273 |
alpha4_2d(i, j) = aireij4_2d(i, j) / aire_2d(i, j) |
274 |
alpha1p2_2d(i, j) = alpha1_2d(i, j) + alpha2_2d(i, j) |
275 |
alpha1p4_2d(i, j) = alpha1_2d(i, j) + alpha4_2d(i, j) |
276 |
alpha2p3_2d(i, j) = alpha2_2d(i, j) + alpha3_2d(i, j) |
277 |
alpha3p4_2d(i, j) = alpha3_2d(i, j) + alpha4_2d(i, j) |
278 |
END DO |
279 |
|
280 |
aire_2d(iip1, j) = aire_2d(1, j) |
281 |
alpha1_2d(iip1, j) = alpha1_2d(1, j) |
282 |
alpha2_2d(iip1, j) = alpha2_2d(1, j) |
283 |
alpha3_2d(iip1, j) = alpha3_2d(1, j) |
284 |
alpha4_2d(iip1, j) = alpha4_2d(1, j) |
285 |
alpha1p2_2d(iip1, j) = alpha1p2_2d(1, j) |
286 |
alpha1p4_2d(iip1, j) = alpha1p4_2d(1, j) |
287 |
alpha2p3_2d(iip1, j) = alpha2p3_2d(1, j) |
288 |
alpha3p4_2d(iip1, j) = alpha3p4_2d(1, j) |
289 |
END DO |
290 |
|
291 |
DO j = 1, jjp1 |
292 |
DO i = 1, iim |
293 |
aireu_2d(i, j) = aireij1_2d(i, j) + aireij2_2d(i, j) + & |
294 |
aireij4_2d(i + 1, j) + aireij3_2d(i + 1, j) |
295 |
unsaire_2d(i, j) = 1. / aire_2d(i, j) |
296 |
unsair_gam1_2d(i, j) = unsaire_2d(i, j)**(-gamdi_gdiv) |
297 |
unsair_gam2_2d(i, j) = unsaire_2d(i, j)**(-gamdi_h) |
298 |
airesurg_2d(i, j) = aire_2d(i, j) / g |
299 |
END DO |
300 |
aireu_2d(iip1, j) = aireu_2d(1, j) |
301 |
unsaire_2d(iip1, j) = unsaire_2d(1, j) |
302 |
unsair_gam1_2d(iip1, j) = unsair_gam1_2d(1, j) |
303 |
unsair_gam2_2d(iip1, j) = unsair_gam2_2d(1, j) |
304 |
airesurg_2d(iip1, j) = airesurg_2d(1, j) |
305 |
END DO |
306 |
|
307 |
DO j = 1, jjm |
308 |
DO i = 1, iim |
309 |
airev_2d(i, j) = aireij2_2d(i, j) + aireij3_2d(i, j) + & |
310 |
aireij1_2d(i, j + 1) + aireij4_2d(i, j + 1) |
311 |
END DO |
312 |
DO i = 1, iim |
313 |
airez = aireij2_2d(i, j) + aireij1_2d(i, j + 1) & |
314 |
+ aireij3_2d(i + 1, j) + aireij4_2d(i + 1, j + 1) |
315 |
unsairez_2d(i, j) = 1. / airez |
316 |
unsairz_gam_2d(i, j) = unsairez_2d(i, j)**(-gamdi_grot) |
317 |
fext_2d(i, j) = airez * sin(rlatv(j)) * 2. * omeg |
318 |
END DO |
319 |
airev_2d(iip1, j) = airev_2d(1, j) |
320 |
unsairez_2d(iip1, j) = unsairez_2d(1, j) |
321 |
fext_2d(iip1, j) = fext_2d(1, j) |
322 |
unsairz_gam_2d(iip1, j) = unsairz_gam_2d(1, j) |
323 |
END DO |
324 |
|
325 |
! Calcul des élongations cu_2d, cv_2d |
326 |
|
327 |
DO j = 1, jjm |
328 |
DO i = 1, iim |
329 |
cv_2d(i, j) = 0.5 * & |
330 |
(cvij2(i, j) + cvij3(i, j) + cvij1(i, j + 1) + cvij4(i, j + 1)) |
331 |
unscv2_2d(i, j) = 1. / cv_2d(i, j)**2 |
332 |
END DO |
333 |
DO i = 1, iim |
334 |
cuvsurcv_2d(i, j) = airev_2d(i, j) * unscv2_2d(i, j) |
335 |
cvsurcuv_2d(i, j) = 1. / cuvsurcv_2d(i, j) |
336 |
cuvscvgam1_2d(i, j) = cuvsurcv_2d(i, j)**(-gamdi_gdiv) |
337 |
cuvscvgam2_2d(i, j) = cuvsurcv_2d(i, j)**(-gamdi_h) |
338 |
cvscuvgam_2d(i, j) = cvsurcuv_2d(i, j)**(-gamdi_grot) |
339 |
END DO |
340 |
cv_2d(iip1, j) = cv_2d(1, j) |
341 |
unscv2_2d(iip1, j) = unscv2_2d(1, j) |
342 |
cuvsurcv_2d(iip1, j) = cuvsurcv_2d(1, j) |
343 |
cvsurcuv_2d(iip1, j) = cvsurcuv_2d(1, j) |
344 |
cuvscvgam1_2d(iip1, j) = cuvscvgam1_2d(1, j) |
345 |
cuvscvgam2_2d(iip1, j) = cuvscvgam2_2d(1, j) |
346 |
cvscuvgam_2d(iip1, j) = cvscuvgam_2d(1, j) |
347 |
END DO |
348 |
|
349 |
DO j = 2, jjm |
350 |
DO i = 1, iim |
351 |
cu_2d(i, j) = 0.5 * (cuij1(i, j) + cuij4(i + 1, j) + cuij2(i, j) & |
352 |
+ cuij3(i + 1, j)) |
353 |
unscu2_2d(i, j) = 1. / cu_2d(i, j)**2 |
354 |
cvusurcu_2d(i, j) = aireu_2d(i, j) * unscu2_2d(i, j) |
355 |
cusurcvu_2d(i, j) = 1. / cvusurcu_2d(i, j) |
356 |
cvuscugam1_2d(i, j) = cvusurcu_2d(i, j)**(-gamdi_gdiv) |
357 |
cvuscugam2_2d(i, j) = cvusurcu_2d(i, j)**(-gamdi_h) |
358 |
cuscvugam_2d(i, j) = cusurcvu_2d(i, j)**(-gamdi_grot) |
359 |
END DO |
360 |
cu_2d(iip1, j) = cu_2d(1, j) |
361 |
unscu2_2d(iip1, j) = unscu2_2d(1, j) |
362 |
cvusurcu_2d(iip1, j) = cvusurcu_2d(1, j) |
363 |
cusurcvu_2d(iip1, j) = cusurcvu_2d(1, j) |
364 |
cvuscugam1_2d(iip1, j) = cvuscugam1_2d(1, j) |
365 |
cvuscugam2_2d(iip1, j) = cvuscugam2_2d(1, j) |
366 |
cuscvugam_2d(iip1, j) = cuscvugam_2d(1, j) |
367 |
END DO |
368 |
|
369 |
! Calcul aux pôles |
370 |
|
371 |
cu_2d(:, 1) = 0. |
372 |
unscu2_2d(:, 1) = 0. |
373 |
|
374 |
cu_2d(:, jjp1) = 0. |
375 |
unscu2_2d(:, jjp1) = 0. |
376 |
|
377 |
! Calcul des aires aux pôles : |
378 |
|
379 |
apoln = sum(aire_2d(:iim, 1)) |
380 |
apols = sum(aire_2d(:iim, jjp1)) |
381 |
unsapolnga1 = 1. / (apoln**(-gamdi_gdiv)) |
382 |
unsapolsga1 = 1. / (apols**(-gamdi_gdiv)) |
383 |
unsapolnga2 = 1. / (apoln**(-gamdi_h)) |
384 |
unsapolsga2 = 1. / (apols**(-gamdi_h)) |
385 |
|
386 |
! Changement F. Hourdin calcul conservatif pour fext_2d |
387 |
! constang_2d contient le produit a * cos (latitude) * omega |
388 |
|
389 |
DO i = 1, iim |
390 |
constang_2d(i, 1) = 0. |
391 |
END DO |
392 |
DO j = 1, jjm - 1 |
393 |
DO i = 1, iim |
394 |
constang_2d(i, j + 1) = rad * omeg * cu_2d(i, j + 1) & |
395 |
* cos(rlatu(j + 1)) |
396 |
END DO |
397 |
END DO |
398 |
DO i = 1, iim |
399 |
constang_2d(i, jjp1) = 0. |
400 |
END DO |
401 |
|
402 |
! Périodicité en longitude |
403 |
DO j = 1, jjp1 |
404 |
constang_2d(iip1, j) = constang_2d(1, j) |
405 |
END DO |
406 |
|
407 |
END SUBROUTINE inigeom |
408 |
|
409 |
end module comgeom |