1 |
module inigeom_m |
2 |
|
3 |
IMPLICIT NONE |
4 |
|
5 |
contains |
6 |
|
7 |
SUBROUTINE inigeom |
8 |
|
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! Auteur : P. Le Van |
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! Version du 01/04/2001 |
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|
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! Calcul des élongations cuij1, ..., cuij4, cvij1, ..., cvij4 aux mêmes |
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! endroits que les aires aireij1_2d, ..., aireij4_2d. |
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|
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! Choix entre une fonction "f(y)" à dérivée sinusoïdale ou à dérivée |
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! tangente hyperbolique |
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! calcul des coefficients (cu_2d, cv_2d, 1./cu_2d**2, 1./cv_2d**2) |
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|
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! les coef. (cu_2d, cv_2d) permettent de passer des vitesses naturelles |
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! aux vitesses covariantes et contravariantes, ou vice-versa |
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|
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! on a : |
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! u (covariant) = cu_2d * u (naturel), u(contrav)= u(nat)/cu_2d |
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! v (covariant) = cv_2d * v (naturel), v(contrav)= v(nat)/cv_2d |
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|
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! on en tire : |
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! u(covariant) = cu_2d * cu_2d * u(contravariant) |
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! v(covariant) = cv_2d * cv_2d * v(contravariant) |
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|
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! on a l'application (x(X), y(Y)) avec - im/2 +1 <= X <= im/2 |
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! et - jm/2 <= Y <= jm/2 |
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|
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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 |
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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 calcules aux points concernes |
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! cv, bien que dependant de j uniquement, sera ici indice aussi en i |
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! pour un adressage plus facile en ij. |
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|
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! aux points u et v, |
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! xprimu et xprimv sont respectivement les valeurs de dx/dX |
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! yprimu et yprimv sont respectivement les valeurs de dy/dY |
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! rlatu et rlatv sont respectivement les valeurs de la latitude |
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! cvu et cv_2d sont respectivement les valeurs de cv_2d |
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|
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! aux points u, v, scalaires, et z |
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! cu_2d, cuv, cuscal, cuz sont respectivement les valeurs de cu_2d |
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! Cf. "inigeom.txt". |
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|
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USE comconst, ONLY : g, omeg, rad |
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USE comgeom, ONLY : airesurg_2d, aireu_2d, airev_2d, aire_2d, & |
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alpha1p2_2d, alpha1p4_2d, alpha1_2d, & |
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alpha2p3_2d, alpha2_2d, alpha3p4_2d, alpha3_2d, alpha4_2d, apoln, & |
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apols, constang_2d, cuscvugam_2d, cusurcvu_2d, cuvscvgam1_2d, & |
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cuvscvgam2_2d, cuvsurcv_2d, cu_2d, cvscuvgam_2d, cvsurcuv_2d, & |
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cvuscugam1_2d, cvuscugam2_2d, cvusurcu_2d, cv_2d, fext_2d, rlatu, & |
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rlatv, rlonu, rlonv, unsairez_2d, unsaire_2d, unsairz_gam_2d, & |
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unsair_gam1_2d, unsair_gam2_2d, unsapolnga1, unsapolnga2, & |
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unsapolsga1, unsapolsga2, unscu2_2d, unscv2_2d, xprimu, xprimv |
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USE comdissnew, ONLY : coefdis, nitergdiv, nitergrot, niterh |
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USE dimens_m, ONLY : iim, jjm |
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USE logic, ONLY : fxyhypb, ysinus |
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use nr_util, only: pi |
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USE paramet_m, ONLY : iip1, jjp1 |
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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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|
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! Variables locales |
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|
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INTEGER i, j, itmax, itmay, iter |
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REAL cvu(iip1, jjp1), cuv(iip1, jjm) |
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REAL ai14, ai23, airez, rlatp, rlatm, xprm, xprp, un4rad2, yprp, yprm |
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REAL eps, x1, xo1, f, df, xdm, y1, yo1, ydm |
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REAL coslatm, coslatp, radclatm, radclatp |
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REAL cuij1(iip1, jjp1), cuij2(iip1, jjp1), cuij3(iip1, jjp1), & |
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cuij4(iip1, jjp1) |
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REAL cvij1(iip1, jjp1), cvij2(iip1, jjp1), cvij3(iip1, jjp1), & |
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cvij4(iip1, jjp1) |
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REAL rlonvv(iip1), rlatuu(jjp1) |
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REAL rlatu1(jjm), yprimu1(jjm), rlatu2(jjm), yprimu2(jjm), yprimv(jjm), & |
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yprimu(jjp1) |
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REAL gamdi_gdiv, gamdi_grot, gamdi_h |
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|
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REAL rlonm025(iip1), xprimm025(iip1), rlonp025(iip1), xprimp025(iip1) |
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SAVE rlatu1, yprimu1, rlatu2, yprimu2, yprimv, yprimu |
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SAVE rlonm025, xprimm025, rlonp025, xprimp025 |
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|
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real aireij1_2d(iim + 1, jjm + 1) |
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real aireij2_2d(iim + 1, jjm + 1) |
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real aireij3_2d(iim + 1, jjm + 1), aireij4_2d(iim + 1, jjm + 1) |
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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) |
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real aivscu2gam_2d(iim + 1, jjm) |
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|
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!------------------------------------------------------------------ |
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|
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PRINT *, 'Call sequence information: inigeom' |
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|
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IF (nitergdiv/=2) THEN |
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gamdi_gdiv = coefdis/(real(nitergdiv)-2.) |
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ELSE |
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gamdi_gdiv = 0. |
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END IF |
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IF (nitergrot/=2) THEN |
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gamdi_grot = coefdis/(real(nitergrot)-2.) |
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ELSE |
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gamdi_grot = 0. |
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END IF |
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IF (niterh/=2) THEN |
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gamdi_h = coefdis/(real(niterh)-2.) |
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ELSE |
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gamdi_h = 0. |
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END IF |
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|
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print *, 'gamdi_gdiv = ', gamdi_gdiv |
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print *, "gamdi_grot = ", gamdi_grot |
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print *, "gamdi_h = ", gamdi_h |
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|
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WRITE (6, 990) |
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|
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IF (.NOT. fxyhypb) THEN |
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IF (ysinus) THEN |
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print *, ' Inigeom, Y = Sinus (Latitude) ' |
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! utilisation de f(x, y) avec y = sinus de la latitude |
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CALL fxysinus(rlatu, yprimu, rlatv, yprimv, rlatu1, yprimu1, & |
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rlatu2, yprimu2, rlonu, xprimu, rlonv, xprimv, rlonm025, & |
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xprimm025, rlonp025, xprimp025) |
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ELSE |
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print *, 'Inigeom, Y = Latitude, der. sinusoid .' |
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! utilisation de f(x, y) a tangente sinusoidale, y etant la latit |
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|
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pxo = clon*pi/180. |
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pyo = 2.*clat*pi/180. |
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|
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! determination de transx (pour le zoom) par Newton-Raphson |
140 |
|
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itmax = 10 |
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eps = .1E-7 |
143 |
|
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xo1 = 0. |
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DO iter = 1, itmax |
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x1 = xo1 |
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f = x1 + alphax*sin(x1-pxo) |
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df = 1. + alphax*cos(x1-pxo) |
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x1 = x1 - f/df |
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xdm = abs(x1-xo1) |
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IF (xdm<=eps) EXIT |
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xo1 = x1 |
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END DO |
154 |
|
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transx = xo1 |
156 |
|
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itmay = 10 |
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eps = .1E-7 |
159 |
|
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yo1 = 0. |
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DO iter = 1, itmay |
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y1 = yo1 |
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f = y1 + alphay*sin(y1-pyo) |
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df = 1. + alphay*cos(y1-pyo) |
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y1 = y1 - f/df |
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ydm = abs(y1-yo1) |
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IF (ydm<=eps) EXIT |
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yo1 = y1 |
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END DO |
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|
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transy = yo1 |
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|
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CALL fxy(rlatu, yprimu, rlatv, yprimv, rlatu1, yprimu1, rlatu2, & |
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yprimu2, rlonu, xprimu, rlonv, xprimv, rlonm025, xprimm025, & |
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rlonp025, xprimp025) |
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END IF |
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ELSE |
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! Utilisation de fxyhyper, f(x, y) à dérivée tangente hyperbolique |
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print *, 'Inigeom, Y = Latitude, dérivée tangente hyperbolique' |
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CALL fxyhyper(clat, grossismy, dzoomy, tauy, clon, grossismx, dzoomx, & |
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taux, rlatu, yprimu, rlatv, yprimv, rlatu1, yprimu1, rlatu2, & |
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yprimu2, rlonu, xprimu, rlonv, xprimv, rlonm025, xprimm025, & |
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rlonp025, xprimp025) |
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END IF |
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|
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rlatu(1) = asin(1.) |
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rlatu(jjp1) = -rlatu(1) |
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|
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! calcul aux poles |
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|
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yprimu(1) = 0. |
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yprimu(jjp1) = 0. |
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|
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un4rad2 = 0.25*rad*rad |
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|
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! calcul des aires (aire_2d, aireu_2d, airev_2d, 1./aire_2d, 1./airez) |
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! - et de fext_2d, force de coriolis extensive |
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|
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! A 1 point scalaire P (i, j) de la grille, reguliere en (X, Y), sont |
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! affectees 4 aires entourant P, calculees respectivement aux points |
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! (i + 1/4, j - 1/4) : aireij1_2d (i, j) |
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! (i + 1/4, j + 1/4) : aireij2_2d (i, j) |
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! (i - 1/4, j + 1/4) : aireij3_2d (i, j) |
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! (i - 1/4, j - 1/4) : aireij4_2d (i, j) |
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|
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!, |
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! Les cotes de chacun de ces 4 carres etant egaux a 1/2 suivant (X, Y). |
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! Chaque aire centree en 1 point scalaire P(i, j) est egale a la somme |
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! des 4 aires aireij1_2d, aireij2_2d, aireij3_2d, aireij4_2d qui sont |
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! affectees au |
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! point (i, j). |
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! On definit en outre les coefficients alpha comme etant egaux a |
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! (aireij / aire_2d), c.a.d par exp. |
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! alpha1_2d(i, j)=aireij1_2d(i, j)/aire_2d(i, j) |
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|
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! De meme, toute aire centree en 1 point U est egale a la somme des |
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! 4 aires aireij1_2d, aireij2_2d, aireij3_2d, aireij4_2d entourant |
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! le point U. |
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! Idem pour airev_2d, airez. |
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|
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! On a, pour chaque maille : dX = dY = 1 |
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|
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! V |
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|
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! aireij4_2d . . aireij1_2d |
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|
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! U . . P . U |
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|
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! aireij3_2d . . aireij2_2d |
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|
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! V |
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|
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! Calcul des 4 aires elementaires aireij1_2d, aireij2_2d, |
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! aireij3_2d, aireij4_2d |
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! qui entourent chaque aire_2d(i, j), ainsi que les 4 elongations |
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! elementaires |
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! cuij et les 4 elongat. cvij qui sont calculees aux memes |
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! endroits que les aireij. |
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|
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! do 35 : boucle sur les jjm + 1 latitudes |
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|
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DO j = 1, jjp1 |
243 |
|
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IF (j==1) THEN |
245 |
|
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yprm = yprimu1(j) |
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rlatm = rlatu1(j) |
248 |
|
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coslatm = cos(rlatm) |
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radclatm = 0.5*rad*coslatm |
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|
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DO i = 1, iim |
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xprp = xprimp025(i) |
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xprm = xprimm025(i) |
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aireij2_2d(i, 1) = un4rad2*coslatm*xprp*yprm |
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aireij3_2d(i, 1) = un4rad2*coslatm*xprm*yprm |
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cuij2(i, 1) = radclatm*xprp |
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cuij3(i, 1) = radclatm*xprm |
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cvij2(i, 1) = 0.5*rad*yprm |
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cvij3(i, 1) = cvij2(i, 1) |
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END DO |
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|
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DO i = 1, iim |
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aireij1_2d(i, 1) = 0. |
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aireij4_2d(i, 1) = 0. |
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cuij1(i, 1) = 0. |
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cuij4(i, 1) = 0. |
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cvij1(i, 1) = 0. |
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cvij4(i, 1) = 0. |
270 |
END DO |
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|
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END IF |
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|
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IF (j==jjp1) THEN |
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yprp = yprimu2(j-1) |
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rlatp = rlatu2(j-1) |
277 |
|
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coslatp = cos(rlatp) |
279 |
radclatp = 0.5*rad*coslatp |
280 |
|
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DO i = 1, iim |
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xprp = xprimp025(i) |
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xprm = xprimm025(i) |
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aireij1_2d(i, jjp1) = un4rad2*coslatp*xprp*yprp |
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aireij4_2d(i, jjp1) = un4rad2*coslatp*xprm*yprp |
286 |
cuij1(i, jjp1) = radclatp*xprp |
287 |
cuij4(i, jjp1) = radclatp*xprm |
288 |
cvij1(i, jjp1) = 0.5*rad*yprp |
289 |
cvij4(i, jjp1) = cvij1(i, jjp1) |
290 |
END DO |
291 |
|
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DO i = 1, iim |
293 |
aireij2_2d(i, jjp1) = 0. |
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aireij3_2d(i, jjp1) = 0. |
295 |
cvij2(i, jjp1) = 0. |
296 |
cvij3(i, jjp1) = 0. |
297 |
cuij2(i, jjp1) = 0. |
298 |
cuij3(i, jjp1) = 0. |
299 |
END DO |
300 |
|
301 |
END IF |
302 |
|
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IF (j>1 .AND. j<jjp1) THEN |
304 |
|
305 |
rlatp = rlatu2(j-1) |
306 |
yprp = yprimu2(j-1) |
307 |
rlatm = rlatu1(j) |
308 |
yprm = yprimu1(j) |
309 |
|
310 |
coslatm = cos(rlatm) |
311 |
coslatp = cos(rlatp) |
312 |
radclatp = 0.5*rad*coslatp |
313 |
radclatm = 0.5*rad*coslatm |
314 |
|
315 |
DO i = 1, iim |
316 |
xprp = xprimp025(i) |
317 |
xprm = xprimm025(i) |
318 |
|
319 |
ai14 = un4rad2*coslatp*yprp |
320 |
ai23 = un4rad2*coslatm*yprm |
321 |
aireij1_2d(i, j) = ai14*xprp |
322 |
aireij2_2d(i, j) = ai23*xprp |
323 |
aireij3_2d(i, j) = ai23*xprm |
324 |
aireij4_2d(i, j) = ai14*xprm |
325 |
cuij1(i, j) = radclatp*xprp |
326 |
cuij2(i, j) = radclatm*xprp |
327 |
cuij3(i, j) = radclatm*xprm |
328 |
cuij4(i, j) = radclatp*xprm |
329 |
cvij1(i, j) = 0.5*rad*yprp |
330 |
cvij2(i, j) = 0.5*rad*yprm |
331 |
cvij3(i, j) = cvij2(i, j) |
332 |
cvij4(i, j) = cvij1(i, j) |
333 |
END DO |
334 |
|
335 |
END IF |
336 |
|
337 |
! periodicite |
338 |
|
339 |
cvij1(iip1, j) = cvij1(1, j) |
340 |
cvij2(iip1, j) = cvij2(1, j) |
341 |
cvij3(iip1, j) = cvij3(1, j) |
342 |
cvij4(iip1, j) = cvij4(1, j) |
343 |
cuij1(iip1, j) = cuij1(1, j) |
344 |
cuij2(iip1, j) = cuij2(1, j) |
345 |
cuij3(iip1, j) = cuij3(1, j) |
346 |
cuij4(iip1, j) = cuij4(1, j) |
347 |
aireij1_2d(iip1, j) = aireij1_2d(1, j) |
348 |
aireij2_2d(iip1, j) = aireij2_2d(1, j) |
349 |
aireij3_2d(iip1, j) = aireij3_2d(1, j) |
350 |
aireij4_2d(iip1, j) = aireij4_2d(1, j) |
351 |
|
352 |
END DO |
353 |
|
354 |
DO j = 1, jjp1 |
355 |
DO i = 1, iim |
356 |
aire_2d(i, j) = aireij1_2d(i, j) + aireij2_2d(i, j) & |
357 |
+ aireij3_2d(i, j) + aireij4_2d(i, j) |
358 |
alpha1_2d(i, j) = aireij1_2d(i, j)/aire_2d(i, j) |
359 |
alpha2_2d(i, j) = aireij2_2d(i, j)/aire_2d(i, j) |
360 |
alpha3_2d(i, j) = aireij3_2d(i, j)/aire_2d(i, j) |
361 |
alpha4_2d(i, j) = aireij4_2d(i, j)/aire_2d(i, j) |
362 |
alpha1p2_2d(i, j) = alpha1_2d(i, j) + alpha2_2d(i, j) |
363 |
alpha1p4_2d(i, j) = alpha1_2d(i, j) + alpha4_2d(i, j) |
364 |
alpha2p3_2d(i, j) = alpha2_2d(i, j) + alpha3_2d(i, j) |
365 |
alpha3p4_2d(i, j) = alpha3_2d(i, j) + alpha4_2d(i, j) |
366 |
END DO |
367 |
|
368 |
aire_2d(iip1, j) = aire_2d(1, j) |
369 |
alpha1_2d(iip1, j) = alpha1_2d(1, j) |
370 |
alpha2_2d(iip1, j) = alpha2_2d(1, j) |
371 |
alpha3_2d(iip1, j) = alpha3_2d(1, j) |
372 |
alpha4_2d(iip1, j) = alpha4_2d(1, j) |
373 |
alpha1p2_2d(iip1, j) = alpha1p2_2d(1, j) |
374 |
alpha1p4_2d(iip1, j) = alpha1p4_2d(1, j) |
375 |
alpha2p3_2d(iip1, j) = alpha2p3_2d(1, j) |
376 |
alpha3p4_2d(iip1, j) = alpha3p4_2d(1, j) |
377 |
END DO |
378 |
|
379 |
DO j = 1, jjp1 |
380 |
DO i = 1, iim |
381 |
aireu_2d(i, j) = aireij1_2d(i, j) + aireij2_2d(i, j) + & |
382 |
aireij4_2d(i+1, j) + aireij3_2d(i+1, j) |
383 |
unsaire_2d(i, j) = 1./aire_2d(i, j) |
384 |
unsair_gam1_2d(i, j) = unsaire_2d(i, j)**(-gamdi_gdiv) |
385 |
unsair_gam2_2d(i, j) = unsaire_2d(i, j)**(-gamdi_h) |
386 |
airesurg_2d(i, j) = aire_2d(i, j)/g |
387 |
END DO |
388 |
aireu_2d(iip1, j) = aireu_2d(1, j) |
389 |
unsaire_2d(iip1, j) = unsaire_2d(1, j) |
390 |
unsair_gam1_2d(iip1, j) = unsair_gam1_2d(1, j) |
391 |
unsair_gam2_2d(iip1, j) = unsair_gam2_2d(1, j) |
392 |
airesurg_2d(iip1, j) = airesurg_2d(1, j) |
393 |
END DO |
394 |
|
395 |
DO j = 1, jjm |
396 |
|
397 |
DO i = 1, iim |
398 |
airev_2d(i, j) = aireij2_2d(i, j) + aireij3_2d(i, j) + & |
399 |
aireij1_2d(i, j+1) + aireij4_2d(i, j+1) |
400 |
END DO |
401 |
DO i = 1, iim |
402 |
airez = aireij2_2d(i, j) + aireij1_2d(i, j+1) + aireij3_2d(i+1, j) & |
403 |
+ aireij4_2d(i+1, j+1) |
404 |
unsairez_2d(i, j) = 1./airez |
405 |
unsairz_gam_2d(i, j) = unsairez_2d(i, j)**(-gamdi_grot) |
406 |
fext_2d(i, j) = airez*sin(rlatv(j))*2.*omeg |
407 |
END DO |
408 |
airev_2d(iip1, j) = airev_2d(1, j) |
409 |
unsairez_2d(iip1, j) = unsairez_2d(1, j) |
410 |
fext_2d(iip1, j) = fext_2d(1, j) |
411 |
unsairz_gam_2d(iip1, j) = unsairz_gam_2d(1, j) |
412 |
|
413 |
END DO |
414 |
|
415 |
! Calcul des elongations cu_2d, cv_2d, cvu |
416 |
|
417 |
DO j = 1, jjm |
418 |
DO i = 1, iim |
419 |
cv_2d(i, j) = 0.5 * & |
420 |
(cvij2(i, j) + cvij3(i, j) + cvij1(i, j+1) + cvij4(i, j+1)) |
421 |
cvu(i, j) = 0.5*(cvij1(i, j)+cvij4(i, j)+cvij2(i, j)+cvij3(i, j)) |
422 |
cuv(i, j) = 0.5*(cuij2(i, j)+cuij3(i, j)+cuij1(i, j+1)+cuij4(i, j+1)) |
423 |
unscv2_2d(i, j) = 1./(cv_2d(i, j)*cv_2d(i, j)) |
424 |
END DO |
425 |
DO i = 1, iim |
426 |
cuvsurcv_2d(i, j) = airev_2d(i, j)*unscv2_2d(i, j) |
427 |
cvsurcuv_2d(i, j) = 1./cuvsurcv_2d(i, j) |
428 |
cuvscvgam1_2d(i, j) = cuvsurcv_2d(i, j)**(-gamdi_gdiv) |
429 |
cuvscvgam2_2d(i, j) = cuvsurcv_2d(i, j)**(-gamdi_h) |
430 |
cvscuvgam_2d(i, j) = cvsurcuv_2d(i, j)**(-gamdi_grot) |
431 |
END DO |
432 |
cv_2d(iip1, j) = cv_2d(1, j) |
433 |
cvu(iip1, j) = cvu(1, j) |
434 |
unscv2_2d(iip1, j) = unscv2_2d(1, j) |
435 |
cuv(iip1, j) = cuv(1, j) |
436 |
cuvsurcv_2d(iip1, j) = cuvsurcv_2d(1, j) |
437 |
cvsurcuv_2d(iip1, j) = cvsurcuv_2d(1, j) |
438 |
cuvscvgam1_2d(iip1, j) = cuvscvgam1_2d(1, j) |
439 |
cuvscvgam2_2d(iip1, j) = cuvscvgam2_2d(1, j) |
440 |
cvscuvgam_2d(iip1, j) = cvscuvgam_2d(1, j) |
441 |
END DO |
442 |
|
443 |
DO j = 2, jjm |
444 |
DO i = 1, iim |
445 |
cu_2d(i, j) = 0.5 * (cuij1(i, j) + cuij4(i+1, j) + cuij2(i, j) & |
446 |
+ cuij3(i+1, j)) |
447 |
unscu2_2d(i, j) = 1./(cu_2d(i, j)*cu_2d(i, j)) |
448 |
cvusurcu_2d(i, j) = aireu_2d(i, j)*unscu2_2d(i, j) |
449 |
cusurcvu_2d(i, j) = 1./cvusurcu_2d(i, j) |
450 |
cvuscugam1_2d(i, j) = cvusurcu_2d(i, j)**(-gamdi_gdiv) |
451 |
cvuscugam2_2d(i, j) = cvusurcu_2d(i, j)**(-gamdi_h) |
452 |
cuscvugam_2d(i, j) = cusurcvu_2d(i, j)**(-gamdi_grot) |
453 |
END DO |
454 |
cu_2d(iip1, j) = cu_2d(1, j) |
455 |
unscu2_2d(iip1, j) = unscu2_2d(1, j) |
456 |
cvusurcu_2d(iip1, j) = cvusurcu_2d(1, j) |
457 |
cusurcvu_2d(iip1, j) = cusurcvu_2d(1, j) |
458 |
cvuscugam1_2d(iip1, j) = cvuscugam1_2d(1, j) |
459 |
cvuscugam2_2d(iip1, j) = cvuscugam2_2d(1, j) |
460 |
cuscvugam_2d(iip1, j) = cuscvugam_2d(1, j) |
461 |
END DO |
462 |
|
463 |
! calcul aux poles |
464 |
|
465 |
DO i = 1, iip1 |
466 |
cu_2d(i, 1) = 0. |
467 |
unscu2_2d(i, 1) = 0. |
468 |
cvu(i, 1) = 0. |
469 |
|
470 |
cu_2d(i, jjp1) = 0. |
471 |
unscu2_2d(i, jjp1) = 0. |
472 |
cvu(i, jjp1) = 0. |
473 |
END DO |
474 |
|
475 |
DO j = 1, jjm |
476 |
DO i = 1, iim |
477 |
airvscu2_2d(i, j) = airev_2d(i, j)/(cuv(i, j)*cuv(i, j)) |
478 |
aivscu2gam_2d(i, j) = airvscu2_2d(i, j)**(-gamdi_grot) |
479 |
END DO |
480 |
airvscu2_2d(iip1, j) = airvscu2_2d(1, j) |
481 |
aivscu2gam_2d(iip1, j) = aivscu2gam_2d(1, j) |
482 |
END DO |
483 |
|
484 |
DO j = 2, jjm |
485 |
DO i = 1, iim |
486 |
airuscv2_2d(i, j) = aireu_2d(i, j)/(cvu(i, j)*cvu(i, j)) |
487 |
aiuscv2gam_2d(i, j) = airuscv2_2d(i, j)**(-gamdi_grot) |
488 |
END DO |
489 |
airuscv2_2d(iip1, j) = airuscv2_2d(1, j) |
490 |
aiuscv2gam_2d(iip1, j) = aiuscv2gam_2d(1, j) |
491 |
END DO |
492 |
|
493 |
! calcul des aires aux poles : |
494 |
|
495 |
apoln = sum(aire_2d(:iim, 1)) |
496 |
apols = sum(aire_2d(:iim, jjp1)) |
497 |
unsapolnga1 = 1./(apoln**(-gamdi_gdiv)) |
498 |
unsapolsga1 = 1./(apols**(-gamdi_gdiv)) |
499 |
unsapolnga2 = 1./(apoln**(-gamdi_h)) |
500 |
unsapolsga2 = 1./(apols**(-gamdi_h)) |
501 |
|
502 |
! changement F. Hourdin calcul conservatif pour fext_2d |
503 |
! constang_2d contient le produit a * cos (latitude) * omega |
504 |
|
505 |
DO i = 1, iim |
506 |
constang_2d(i, 1) = 0. |
507 |
END DO |
508 |
DO j = 1, jjm - 1 |
509 |
DO i = 1, iim |
510 |
constang_2d(i, j+1) = rad*omeg*cu_2d(i, j+1)*cos(rlatu(j+1)) |
511 |
END DO |
512 |
END DO |
513 |
DO i = 1, iim |
514 |
constang_2d(i, jjp1) = 0. |
515 |
END DO |
516 |
|
517 |
! periodicite en longitude |
518 |
|
519 |
DO j = 1, jjm |
520 |
fext_2d(iip1, j) = fext_2d(1, j) |
521 |
END DO |
522 |
DO j = 1, jjp1 |
523 |
constang_2d(iip1, j) = constang_2d(1, j) |
524 |
END DO |
525 |
|
526 |
! fin du changement |
527 |
|
528 |
print *, ' Coordonnees de la grille ' |
529 |
WRITE (6, 995) |
530 |
|
531 |
print *, ' LONGITUDES aux pts. V (degres) ' |
532 |
WRITE (6, 995) |
533 |
DO i = 1, iip1 |
534 |
rlonvv(i) = rlonv(i)*180./pi |
535 |
END DO |
536 |
WRITE (6, 400) rlonvv |
537 |
|
538 |
WRITE (6, 995) |
539 |
print *, ' LATITUDES aux pts. V (degres) ' |
540 |
WRITE (6, 995) |
541 |
DO i = 1, jjm |
542 |
rlatuu(i) = rlatv(i)*180./pi |
543 |
END DO |
544 |
WRITE (6, 400) (rlatuu(i), i=1, jjm) |
545 |
|
546 |
DO i = 1, iip1 |
547 |
rlonvv(i) = rlonu(i)*180./pi |
548 |
END DO |
549 |
WRITE (6, 995) |
550 |
print *, ' LONGITUDES aux pts. U (degres) ' |
551 |
WRITE (6, 995) |
552 |
WRITE (6, 400) rlonvv |
553 |
WRITE (6, 995) |
554 |
|
555 |
print *, ' LATITUDES aux pts. U (degres) ' |
556 |
WRITE (6, 995) |
557 |
DO i = 1, jjp1 |
558 |
rlatuu(i) = rlatu(i)*180./pi |
559 |
END DO |
560 |
WRITE (6, 400) (rlatuu(i), i=1, jjp1) |
561 |
WRITE (6, 995) |
562 |
|
563 |
400 FORMAT (1X, 8F8.2) |
564 |
990 FORMAT (//) |
565 |
995 FORMAT (/) |
566 |
|
567 |
END SUBROUTINE inigeom |
568 |
|
569 |
end module inigeom_m |