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save |
save |
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contains |
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SUBROUTINE inigeom |
| 121 |
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| 122 |
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! Auteur : P. Le Van |
| 123 |
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| 124 |
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! Calcul des élongations cuij1, ..., cuij4, cvij1, ..., cvij4 aux mêmes |
| 125 |
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! endroits que les aires aireij1_2d, ..., aireij4_2d. |
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|
| 127 |
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! Choix entre une fonction "f(y)" à dérivée sinusoïdale ou à |
| 128 |
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! dérivée tangente hyperbolique. Calcul des coefficients cu_2d, |
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! cv_2d, 1. / cu_2d**2, 1. / cv_2d**2. Les coefficients cu_2d et cv_2d |
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! permettent de passer des vitesses naturelles aux vitesses |
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! covariantes et contravariantes, ou vice-versa. |
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|
| 133 |
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! On a : |
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! u(covariant) = cu_2d * u(naturel), u(contravariant) = u(naturel) / cu_2d |
| 135 |
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! v(covariant) = cv_2d * v(naturel), v(contravariant) = v(naturel) / cv_2d |
| 136 |
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|
| 137 |
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! On en tire : |
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! u(covariant) = cu_2d * cu_2d * u(contravariant) |
| 139 |
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! v(covariant) = cv_2d * cv_2d * v(contravariant) |
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|
| 141 |
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! On a l'application (x(X), y(Y)) avec - im / 2 + 1 <= X <= im / 2 |
| 142 |
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! et - jm / 2 <= Y <= jm / 2 |
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|
| 144 |
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! x est la longitude du point en radians. |
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! y est la latitude du point en radians. |
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! |
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! On a : cu_2d(i, j) = rad * cos(y) * dx / dX |
| 148 |
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! cv(j) = rad * dy / dY |
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! aire_2d(i, j) = cu_2d(i, j) * cv(j) |
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! |
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! y, dx / dX, dy / dY calculés aux points concernés. cv, bien que |
| 152 |
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! dépendant de j uniquement, sera ici indicé aussi en i pour un |
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! adressage plus facile en ij. |
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|
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! xprimu et xprimv sont respectivement les valeurs de dx / dX aux |
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! points u et v. yprimu et yprimv sont respectivement les valeurs |
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! de dy / dY aux points u et v. rlatu et rlatv sont respectivement |
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! les valeurs de la latitude aux points u et v. cvu et cv_2d sont |
| 159 |
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! respectivement les valeurs de cv_2d aux points u et v. |
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|
| 161 |
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! cu_2d, cuv, cuscal, cuz sont respectivement les valeurs de cu_2d |
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! aux points u, v, scalaires, et z. Cf. "inigeom.txt". |
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| 164 |
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USE comconst, ONLY : g, omeg, rad |
| 165 |
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USE comdissnew, ONLY : coefdis, nitergdiv, nitergrot, niterh |
| 166 |
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use conf_gcm_m, ONLY : fxyhypb, ysinus |
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USE dimens_m, ONLY : iim, jjm |
| 168 |
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use fxy_m, only: fxy |
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use fxyhyper_m, only: fxyhyper |
| 170 |
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use jumble, only: new_unit |
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use nr_util, only: pi |
| 172 |
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USE paramet_m, ONLY : iip1, jjp1 |
| 173 |
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USE serre, ONLY : alphax, alphay, clat, clon, dzoomx, dzoomy, grossismx, & |
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grossismy, pxo, pyo, taux, tauy, transx, transy |
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! Modifies pxo, pyo, transx, transy |
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|
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! Variables locales |
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| 179 |
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INTEGER i, j, itmax, itmay, iter, unit |
| 180 |
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REAL cvu(iip1, jjp1), cuv(iip1, jjm) |
| 181 |
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REAL ai14, ai23, airez, un4rad2 |
| 182 |
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REAL eps, x1, xo1, f, df, xdm, y1, yo1, ydm |
| 183 |
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REAL coslatm, coslatp, radclatm, radclatp |
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REAL, dimension(iip1, jjp1):: cuij1, cuij2, cuij3, cuij4 ! in m |
| 185 |
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REAL, dimension(iip1, jjp1):: cvij1, cvij2, cvij3, cvij4 ! in m |
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REAL rlatu1(jjm), yprimu1(jjm), rlatu2(jjm), yprimu2(jjm) |
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real yprimv(jjm), yprimu(jjp1) |
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REAL gamdi_gdiv, gamdi_grot, gamdi_h |
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REAL rlonm025(iip1), xprimm025(iip1), rlonp025(iip1), xprimp025(iip1) |
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real, dimension(iim + 1, jjm + 1):: aireij1_2d, aireij2_2d, aireij3_2d, & |
| 191 |
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aireij4_2d ! in m2 |
| 192 |
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real airuscv2_2d(iim + 1, jjm) |
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real airvscu2_2d(iim + 1, jjm), aiuscv2gam_2d(iim + 1, jjm) |
| 194 |
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real aivscu2gam_2d(iim + 1, jjm) |
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|
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!------------------------------------------------------------------ |
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| 198 |
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PRINT *, 'Call sequence information: inigeom' |
| 199 |
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| 200 |
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IF (nitergdiv/=2) THEN |
| 201 |
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gamdi_gdiv = coefdis / (real(nitergdiv)-2.) |
| 202 |
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ELSE |
| 203 |
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gamdi_gdiv = 0. |
| 204 |
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END IF |
| 205 |
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IF (nitergrot/=2) THEN |
| 206 |
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gamdi_grot = coefdis / (real(nitergrot)-2.) |
| 207 |
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ELSE |
| 208 |
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gamdi_grot = 0. |
| 209 |
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END IF |
| 210 |
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IF (niterh/=2) THEN |
| 211 |
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gamdi_h = coefdis / (real(niterh)-2.) |
| 212 |
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ELSE |
| 213 |
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gamdi_h = 0. |
| 214 |
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END IF |
| 215 |
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| 216 |
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print *, 'gamdi_gdiv = ', gamdi_gdiv |
| 217 |
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print *, "gamdi_grot = ", gamdi_grot |
| 218 |
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print *, "gamdi_h = ", gamdi_h |
| 219 |
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|
| 220 |
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IF (.NOT. fxyhypb) THEN |
| 221 |
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IF (ysinus) THEN |
| 222 |
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print *, ' Inigeom, Y = Sinus (Latitude) ' |
| 223 |
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! utilisation de f(x, y) avec y = sinus de la latitude |
| 224 |
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CALL fxysinus(rlatu, yprimu, rlatv, yprimv, rlatu1, yprimu1, & |
| 225 |
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rlatu2, yprimu2, rlonu, xprimu, rlonv, xprimv, rlonm025, & |
| 226 |
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xprimm025, rlonp025, xprimp025) |
| 227 |
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ELSE |
| 228 |
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print *, 'Inigeom, Y = Latitude, der. sinusoid .' |
| 229 |
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! utilisation de f(x, y) a tangente sinusoidale, y etant la latit |
| 230 |
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|
| 231 |
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pxo = clon * pi / 180. |
| 232 |
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pyo = 2. * clat * pi / 180. |
| 233 |
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|
| 234 |
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! determination de transx (pour le zoom) par Newton-Raphson |
| 235 |
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|
| 236 |
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itmax = 10 |
| 237 |
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eps = .1E-7 |
| 238 |
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|
| 239 |
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xo1 = 0. |
| 240 |
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DO iter = 1, itmax |
| 241 |
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x1 = xo1 |
| 242 |
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f = x1 + alphax * sin(x1-pxo) |
| 243 |
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df = 1. + alphax * cos(x1-pxo) |
| 244 |
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x1 = x1 - f / df |
| 245 |
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xdm = abs(x1-xo1) |
| 246 |
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IF (xdm<=eps) EXIT |
| 247 |
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xo1 = x1 |
| 248 |
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END DO |
| 249 |
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|
| 250 |
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transx = xo1 |
| 251 |
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|
| 252 |
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itmay = 10 |
| 253 |
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eps = .1E-7 |
| 254 |
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|
| 255 |
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yo1 = 0. |
| 256 |
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DO iter = 1, itmay |
| 257 |
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y1 = yo1 |
| 258 |
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f = y1 + alphay * sin(y1-pyo) |
| 259 |
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df = 1. + alphay * cos(y1-pyo) |
| 260 |
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y1 = y1 - f / df |
| 261 |
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ydm = abs(y1-yo1) |
| 262 |
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IF (ydm<=eps) EXIT |
| 263 |
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yo1 = y1 |
| 264 |
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END DO |
| 265 |
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|
| 266 |
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transy = yo1 |
| 267 |
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|
| 268 |
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CALL fxy(rlatu, yprimu, rlatv, yprimv, rlatu1, yprimu1, rlatu2, & |
| 269 |
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yprimu2, rlonu, xprimu, rlonv, xprimv, rlonm025, xprimm025, & |
| 270 |
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rlonp025, xprimp025) |
| 271 |
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END IF |
| 272 |
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ELSE |
| 273 |
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! Utilisation de fxyhyper, f(x, y) à dérivée tangente hyperbolique |
| 274 |
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print *, 'Inigeom, Y = Latitude, dérivée tangente hyperbolique' |
| 275 |
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CALL fxyhyper(clat, grossismy, dzoomy, tauy, clon, grossismx, dzoomx, & |
| 276 |
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taux, rlatu, yprimu, rlatv, yprimv, rlatu1, yprimu1, rlatu2, & |
| 277 |
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yprimu2, rlonu, xprimu, rlonv, xprimv, rlonm025, xprimm025, & |
| 278 |
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rlonp025, xprimp025) |
| 279 |
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END IF |
| 280 |
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|
| 281 |
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rlatu(1) = pi / 2. |
| 282 |
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rlatu(jjp1) = -rlatu(1) |
| 283 |
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|
| 284 |
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! Calcul aux pôles |
| 285 |
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|
| 286 |
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yprimu(1) = 0. |
| 287 |
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yprimu(jjp1) = 0. |
| 288 |
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|
| 289 |
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un4rad2 = 0.25 * rad * rad |
| 290 |
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|
| 291 |
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! Cf. "inigeom.txt". Calcul des quatre aires élémentaires |
| 292 |
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! aireij1_2d, aireij2_2d, aireij3_2d, aireij4_2d qui entourent |
| 293 |
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! chaque aire_2d(i, j), ainsi que les quatre élongations |
| 294 |
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! élémentaires cuij et les quatre élongations cvij qui sont |
| 295 |
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! calculées aux mêmes endroits que les aireij. |
| 296 |
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|
| 297 |
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coslatm = cos(rlatu1(1)) |
| 298 |
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radclatm = 0.5 * rad * coslatm |
| 299 |
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|
| 300 |
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aireij1_2d(:iim, 1) = 0. |
| 301 |
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aireij2_2d(:iim, 1) = un4rad2 * coslatm * xprimp025(:iim) * yprimu1(1) |
| 302 |
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aireij3_2d(:iim, 1) = un4rad2 * coslatm * xprimm025(:iim) * yprimu1(1) |
| 303 |
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aireij4_2d(:iim, 1) = 0. |
| 304 |
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|
| 305 |
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cuij1(:iim, 1) = 0. |
| 306 |
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cuij2(:iim, 1) = radclatm * xprimp025(:iim) |
| 307 |
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cuij3(:iim, 1) = radclatm * xprimm025(:iim) |
| 308 |
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cuij4(:iim, 1) = 0. |
| 309 |
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|
| 310 |
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cvij1(:iim, 1) = 0. |
| 311 |
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cvij2(:iim, 1) = 0.5 * rad * yprimu1(1) |
| 312 |
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cvij3(:iim, 1) = cvij2(:iim, 1) |
| 313 |
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cvij4(:iim, 1) = 0. |
| 314 |
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|
| 315 |
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do j = 2, jjm |
| 316 |
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coslatm = cos(rlatu1(j)) |
| 317 |
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coslatp = cos(rlatu2(j-1)) |
| 318 |
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radclatp = 0.5 * rad * coslatp |
| 319 |
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radclatm = 0.5 * rad * coslatm |
| 320 |
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ai14 = un4rad2 * coslatp * yprimu2(j-1) |
| 321 |
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ai23 = un4rad2 * coslatm * yprimu1(j) |
| 322 |
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|
| 323 |
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aireij1_2d(:iim, j) = ai14 * xprimp025(:iim) |
| 324 |
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aireij2_2d(:iim, j) = ai23 * xprimp025(:iim) |
| 325 |
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aireij3_2d(:iim, j) = ai23 * xprimm025(:iim) |
| 326 |
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aireij4_2d(:iim, j) = ai14 * xprimm025(:iim) |
| 327 |
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cuij1(:iim, j) = radclatp * xprimp025(:iim) |
| 328 |
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cuij2(:iim, j) = radclatm * xprimp025(:iim) |
| 329 |
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cuij3(:iim, j) = radclatm * xprimm025(:iim) |
| 330 |
|
cuij4(:iim, j) = radclatp * xprimm025(:iim) |
| 331 |
|
cvij1(:iim, j) = 0.5 * rad * yprimu2(j-1) |
| 332 |
|
cvij2(:iim, j) = 0.5 * rad * yprimu1(j) |
| 333 |
|
cvij3(:iim, j) = cvij2(:iim, j) |
| 334 |
|
cvij4(:iim, j) = cvij1(:iim, j) |
| 335 |
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end do |
| 336 |
|
|
| 337 |
|
coslatp = cos(rlatu2(jjm)) |
| 338 |
|
radclatp = 0.5 * rad * coslatp |
| 339 |
|
|
| 340 |
|
aireij1_2d(:iim, jjp1) = un4rad2 * coslatp * xprimp025(:iim) * yprimu2(jjm) |
| 341 |
|
aireij2_2d(:iim, jjp1) = 0. |
| 342 |
|
aireij3_2d(:iim, jjp1) = 0. |
| 343 |
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aireij4_2d(:iim, jjp1) = un4rad2 * coslatp * xprimm025(:iim) * yprimu2(jjm) |
| 344 |
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|
| 345 |
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cuij1(:iim, jjp1) = radclatp * xprimp025(:iim) |
| 346 |
|
cuij2(:iim, jjp1) = 0. |
| 347 |
|
cuij3(:iim, jjp1) = 0. |
| 348 |
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cuij4(:iim, jjp1) = radclatp * xprimm025(:iim) |
| 349 |
|
|
| 350 |
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cvij1(:iim, jjp1) = 0.5 * rad * yprimu2(jjm) |
| 351 |
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cvij2(:iim, jjp1) = 0. |
| 352 |
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cvij3(:iim, jjp1) = 0. |
| 353 |
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cvij4(:iim, jjp1) = cvij1(:iim, jjp1) |
| 354 |
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|
| 355 |
|
! Périodicité : |
| 356 |
|
|
| 357 |
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cvij1(iip1, :) = cvij1(1, :) |
| 358 |
|
cvij2(iip1, :) = cvij2(1, :) |
| 359 |
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cvij3(iip1, :) = cvij3(1, :) |
| 360 |
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cvij4(iip1, :) = cvij4(1, :) |
| 361 |
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|
| 362 |
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cuij1(iip1, :) = cuij1(1, :) |
| 363 |
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cuij2(iip1, :) = cuij2(1, :) |
| 364 |
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cuij3(iip1, :) = cuij3(1, :) |
| 365 |
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cuij4(iip1, :) = cuij4(1, :) |
| 366 |
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|
| 367 |
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aireij1_2d(iip1, :) = aireij1_2d(1, :) |
| 368 |
|
aireij2_2d(iip1, :) = aireij2_2d(1, :) |
| 369 |
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aireij3_2d(iip1, :) = aireij3_2d(1, :) |
| 370 |
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aireij4_2d(iip1, :) = aireij4_2d(1, :) |
| 371 |
|
|
| 372 |
|
DO j = 1, jjp1 |
| 373 |
|
DO i = 1, iim |
| 374 |
|
aire_2d(i, j) = aireij1_2d(i, j) + aireij2_2d(i, j) & |
| 375 |
|
+ aireij3_2d(i, j) + aireij4_2d(i, j) |
| 376 |
|
alpha1_2d(i, j) = aireij1_2d(i, j) / aire_2d(i, j) |
| 377 |
|
alpha2_2d(i, j) = aireij2_2d(i, j) / aire_2d(i, j) |
| 378 |
|
alpha3_2d(i, j) = aireij3_2d(i, j) / aire_2d(i, j) |
| 379 |
|
alpha4_2d(i, j) = aireij4_2d(i, j) / aire_2d(i, j) |
| 380 |
|
alpha1p2_2d(i, j) = alpha1_2d(i, j) + alpha2_2d(i, j) |
| 381 |
|
alpha1p4_2d(i, j) = alpha1_2d(i, j) + alpha4_2d(i, j) |
| 382 |
|
alpha2p3_2d(i, j) = alpha2_2d(i, j) + alpha3_2d(i, j) |
| 383 |
|
alpha3p4_2d(i, j) = alpha3_2d(i, j) + alpha4_2d(i, j) |
| 384 |
|
END DO |
| 385 |
|
|
| 386 |
|
aire_2d(iip1, j) = aire_2d(1, j) |
| 387 |
|
alpha1_2d(iip1, j) = alpha1_2d(1, j) |
| 388 |
|
alpha2_2d(iip1, j) = alpha2_2d(1, j) |
| 389 |
|
alpha3_2d(iip1, j) = alpha3_2d(1, j) |
| 390 |
|
alpha4_2d(iip1, j) = alpha4_2d(1, j) |
| 391 |
|
alpha1p2_2d(iip1, j) = alpha1p2_2d(1, j) |
| 392 |
|
alpha1p4_2d(iip1, j) = alpha1p4_2d(1, j) |
| 393 |
|
alpha2p3_2d(iip1, j) = alpha2p3_2d(1, j) |
| 394 |
|
alpha3p4_2d(iip1, j) = alpha3p4_2d(1, j) |
| 395 |
|
END DO |
| 396 |
|
|
| 397 |
|
DO j = 1, jjp1 |
| 398 |
|
DO i = 1, iim |
| 399 |
|
aireu_2d(i, j) = aireij1_2d(i, j) + aireij2_2d(i, j) + & |
| 400 |
|
aireij4_2d(i + 1, j) + aireij3_2d(i + 1, j) |
| 401 |
|
unsaire_2d(i, j) = 1. / aire_2d(i, j) |
| 402 |
|
unsair_gam1_2d(i, j) = unsaire_2d(i, j)**(-gamdi_gdiv) |
| 403 |
|
unsair_gam2_2d(i, j) = unsaire_2d(i, j)**(-gamdi_h) |
| 404 |
|
airesurg_2d(i, j) = aire_2d(i, j) / g |
| 405 |
|
END DO |
| 406 |
|
aireu_2d(iip1, j) = aireu_2d(1, j) |
| 407 |
|
unsaire_2d(iip1, j) = unsaire_2d(1, j) |
| 408 |
|
unsair_gam1_2d(iip1, j) = unsair_gam1_2d(1, j) |
| 409 |
|
unsair_gam2_2d(iip1, j) = unsair_gam2_2d(1, j) |
| 410 |
|
airesurg_2d(iip1, j) = airesurg_2d(1, j) |
| 411 |
|
END DO |
| 412 |
|
|
| 413 |
|
DO j = 1, jjm |
| 414 |
|
DO i = 1, iim |
| 415 |
|
airev_2d(i, j) = aireij2_2d(i, j) + aireij3_2d(i, j) + & |
| 416 |
|
aireij1_2d(i, j + 1) + aireij4_2d(i, j + 1) |
| 417 |
|
END DO |
| 418 |
|
DO i = 1, iim |
| 419 |
|
airez = aireij2_2d(i, j) + aireij1_2d(i, j + 1) & |
| 420 |
|
+ aireij3_2d(i + 1, j) + aireij4_2d(i + 1, j + 1) |
| 421 |
|
unsairez_2d(i, j) = 1. / airez |
| 422 |
|
unsairz_gam_2d(i, j) = unsairez_2d(i, j)**(-gamdi_grot) |
| 423 |
|
fext_2d(i, j) = airez * sin(rlatv(j)) * 2. * omeg |
| 424 |
|
END DO |
| 425 |
|
airev_2d(iip1, j) = airev_2d(1, j) |
| 426 |
|
unsairez_2d(iip1, j) = unsairez_2d(1, j) |
| 427 |
|
fext_2d(iip1, j) = fext_2d(1, j) |
| 428 |
|
unsairz_gam_2d(iip1, j) = unsairz_gam_2d(1, j) |
| 429 |
|
END DO |
| 430 |
|
|
| 431 |
|
! Calcul des élongations cu_2d, cv_2d, cvu |
| 432 |
|
|
| 433 |
|
DO j = 1, jjm |
| 434 |
|
DO i = 1, iim |
| 435 |
|
cv_2d(i, j) = 0.5 * & |
| 436 |
|
(cvij2(i, j) + cvij3(i, j) + cvij1(i, j + 1) + cvij4(i, j + 1)) |
| 437 |
|
cvu(i, j) = 0.5 * (cvij1(i, j) + cvij4(i, j) + cvij2(i, j) & |
| 438 |
|
+ cvij3(i, j)) |
| 439 |
|
cuv(i, j) = 0.5 * (cuij2(i, j) + cuij3(i, j) + cuij1(i, j + 1) & |
| 440 |
|
+ cuij4(i, j + 1)) |
| 441 |
|
unscv2_2d(i, j) = 1. / cv_2d(i, j)**2 |
| 442 |
|
END DO |
| 443 |
|
DO i = 1, iim |
| 444 |
|
cuvsurcv_2d(i, j) = airev_2d(i, j) * unscv2_2d(i, j) |
| 445 |
|
cvsurcuv_2d(i, j) = 1. / cuvsurcv_2d(i, j) |
| 446 |
|
cuvscvgam1_2d(i, j) = cuvsurcv_2d(i, j)**(-gamdi_gdiv) |
| 447 |
|
cuvscvgam2_2d(i, j) = cuvsurcv_2d(i, j)**(-gamdi_h) |
| 448 |
|
cvscuvgam_2d(i, j) = cvsurcuv_2d(i, j)**(-gamdi_grot) |
| 449 |
|
END DO |
| 450 |
|
cv_2d(iip1, j) = cv_2d(1, j) |
| 451 |
|
cvu(iip1, j) = cvu(1, j) |
| 452 |
|
unscv2_2d(iip1, j) = unscv2_2d(1, j) |
| 453 |
|
cuv(iip1, j) = cuv(1, j) |
| 454 |
|
cuvsurcv_2d(iip1, j) = cuvsurcv_2d(1, j) |
| 455 |
|
cvsurcuv_2d(iip1, j) = cvsurcuv_2d(1, j) |
| 456 |
|
cuvscvgam1_2d(iip1, j) = cuvscvgam1_2d(1, j) |
| 457 |
|
cuvscvgam2_2d(iip1, j) = cuvscvgam2_2d(1, j) |
| 458 |
|
cvscuvgam_2d(iip1, j) = cvscuvgam_2d(1, j) |
| 459 |
|
END DO |
| 460 |
|
|
| 461 |
|
DO j = 2, jjm |
| 462 |
|
DO i = 1, iim |
| 463 |
|
cu_2d(i, j) = 0.5 * (cuij1(i, j) + cuij4(i + 1, j) + cuij2(i, j) & |
| 464 |
|
+ cuij3(i + 1, j)) |
| 465 |
|
unscu2_2d(i, j) = 1. / cu_2d(i, j)**2 |
| 466 |
|
cvusurcu_2d(i, j) = aireu_2d(i, j) * unscu2_2d(i, j) |
| 467 |
|
cusurcvu_2d(i, j) = 1. / cvusurcu_2d(i, j) |
| 468 |
|
cvuscugam1_2d(i, j) = cvusurcu_2d(i, j)**(-gamdi_gdiv) |
| 469 |
|
cvuscugam2_2d(i, j) = cvusurcu_2d(i, j)**(-gamdi_h) |
| 470 |
|
cuscvugam_2d(i, j) = cusurcvu_2d(i, j)**(-gamdi_grot) |
| 471 |
|
END DO |
| 472 |
|
cu_2d(iip1, j) = cu_2d(1, j) |
| 473 |
|
unscu2_2d(iip1, j) = unscu2_2d(1, j) |
| 474 |
|
cvusurcu_2d(iip1, j) = cvusurcu_2d(1, j) |
| 475 |
|
cusurcvu_2d(iip1, j) = cusurcvu_2d(1, j) |
| 476 |
|
cvuscugam1_2d(iip1, j) = cvuscugam1_2d(1, j) |
| 477 |
|
cvuscugam2_2d(iip1, j) = cvuscugam2_2d(1, j) |
| 478 |
|
cuscvugam_2d(iip1, j) = cuscvugam_2d(1, j) |
| 479 |
|
END DO |
| 480 |
|
|
| 481 |
|
! Calcul aux pôles |
| 482 |
|
|
| 483 |
|
cu_2d(:, 1) = 0. |
| 484 |
|
unscu2_2d(:, 1) = 0. |
| 485 |
|
cvu(:, 1) = 0. |
| 486 |
|
|
| 487 |
|
cu_2d(:, jjp1) = 0. |
| 488 |
|
unscu2_2d(:, jjp1) = 0. |
| 489 |
|
cvu(:, jjp1) = 0. |
| 490 |
|
|
| 491 |
|
DO j = 1, jjm |
| 492 |
|
DO i = 1, iim |
| 493 |
|
airvscu2_2d(i, j) = airev_2d(i, j) / (cuv(i, j) * cuv(i, j)) |
| 494 |
|
aivscu2gam_2d(i, j) = airvscu2_2d(i, j)**(-gamdi_grot) |
| 495 |
|
END DO |
| 496 |
|
airvscu2_2d(iip1, j) = airvscu2_2d(1, j) |
| 497 |
|
aivscu2gam_2d(iip1, j) = aivscu2gam_2d(1, j) |
| 498 |
|
END DO |
| 499 |
|
|
| 500 |
|
DO j = 2, jjm |
| 501 |
|
DO i = 1, iim |
| 502 |
|
airuscv2_2d(i, j) = aireu_2d(i, j) / (cvu(i, j) * cvu(i, j)) |
| 503 |
|
aiuscv2gam_2d(i, j) = airuscv2_2d(i, j)**(-gamdi_grot) |
| 504 |
|
END DO |
| 505 |
|
airuscv2_2d(iip1, j) = airuscv2_2d(1, j) |
| 506 |
|
aiuscv2gam_2d(iip1, j) = aiuscv2gam_2d(1, j) |
| 507 |
|
END DO |
| 508 |
|
|
| 509 |
|
! Calcul des aires aux pôles : |
| 510 |
|
|
| 511 |
|
apoln = sum(aire_2d(:iim, 1)) |
| 512 |
|
apols = sum(aire_2d(:iim, jjp1)) |
| 513 |
|
unsapolnga1 = 1. / (apoln**(-gamdi_gdiv)) |
| 514 |
|
unsapolsga1 = 1. / (apols**(-gamdi_gdiv)) |
| 515 |
|
unsapolnga2 = 1. / (apoln**(-gamdi_h)) |
| 516 |
|
unsapolsga2 = 1. / (apols**(-gamdi_h)) |
| 517 |
|
|
| 518 |
|
! Changement F. Hourdin calcul conservatif pour fext_2d |
| 519 |
|
! constang_2d contient le produit a * cos (latitude) * omega |
| 520 |
|
|
| 521 |
|
DO i = 1, iim |
| 522 |
|
constang_2d(i, 1) = 0. |
| 523 |
|
END DO |
| 524 |
|
DO j = 1, jjm - 1 |
| 525 |
|
DO i = 1, iim |
| 526 |
|
constang_2d(i, j + 1) = rad * omeg * cu_2d(i, j + 1) & |
| 527 |
|
* cos(rlatu(j + 1)) |
| 528 |
|
END DO |
| 529 |
|
END DO |
| 530 |
|
DO i = 1, iim |
| 531 |
|
constang_2d(i, jjp1) = 0. |
| 532 |
|
END DO |
| 533 |
|
|
| 534 |
|
! Périodicité en longitude |
| 535 |
|
|
| 536 |
|
DO j = 1, jjm |
| 537 |
|
fext_2d(iip1, j) = fext_2d(1, j) |
| 538 |
|
END DO |
| 539 |
|
DO j = 1, jjp1 |
| 540 |
|
constang_2d(iip1, j) = constang_2d(1, j) |
| 541 |
|
END DO |
| 542 |
|
|
| 543 |
|
call new_unit(unit) |
| 544 |
|
open(unit, file="longitude_latitude.txt", status="replace", action="write") |
| 545 |
|
write(unit, fmt=*) '"longitudes at V points (degrees)"', rlonv * 180. / pi |
| 546 |
|
write(unit, fmt=*) '"latitudes at V points (degrees)"', rlatv * 180. / pi |
| 547 |
|
write(unit, fmt=*) '"longitudes at U points (degrees)"', rlonu * 180. / pi |
| 548 |
|
write(unit, fmt=*) '"latitudes at U points (degrees)"', rlatu * 180. / pi |
| 549 |
|
close(unit) |
| 550 |
|
|
| 551 |
|
END SUBROUTINE inigeom |
| 552 |
|
|
| 553 |
end module comgeom |
end module comgeom |
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