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guez |
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module comgeom |
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use dimens_m, only: iim, jjm |
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implicit none |
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guez |
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private iim, jjm |
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guez |
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guez |
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real cu_2d(iim + 1, jjm + 1), cv_2d(iim + 1, jjm) ! in m |
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guez |
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real cu((iim + 1) * (jjm + 1)), cv((iim + 1) * jjm) ! in m |
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guez |
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equivalence (cu, cu_2d), (cv, cv_2d) |
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guez |
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real unscu2_2d(iim + 1, jjm + 1) ! in m-2 |
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guez |
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real unscu2((iim + 1) * (jjm + 1)) ! in m-2 |
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guez |
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equivalence (unscu2, unscu2_2d) |
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guez |
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real unscv2_2d(iim + 1, jjm) ! in m-2 |
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guez |
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real unscv2((iim + 1) * jjm) ! in m-2 |
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guez |
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equivalence (unscv2, unscv2_2d) |
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guez |
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real aire((iim + 1) * (jjm + 1)), aire_2d(iim + 1, jjm + 1) ! in m2 |
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real airesurg_2d(iim + 1, jjm + 1), airesurg((iim + 1) * (jjm + 1)) |
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guez |
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equivalence (aire, aire_2d), (airesurg, airesurg_2d) |
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guez |
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real aireu_2d(iim + 1, jjm + 1) ! in m2 |
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guez |
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real aireu((iim + 1) * (jjm + 1)) ! in m2 |
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guez |
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equivalence (aireu, aireu_2d) |
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guez |
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real airev((iim + 1) * jjm), airev_2d(iim + 1, jjm) ! in m2 |
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real unsaire((iim + 1) * (jjm + 1)), unsaire_2d(iim + 1, jjm + 1) ! in m-2 |
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guez |
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equivalence (airev, airev_2d), (unsaire, unsaire_2d) |
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guez |
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real apoln, apols ! in m2 |
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guez |
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guez |
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real unsairez_2d(iim + 1, jjm) |
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guez |
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real unsairez((iim + 1) * jjm) |
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guez |
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equivalence (unsairez, unsairez_2d) |
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guez |
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guez |
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real alpha1_2d(iim + 1, jjm + 1) |
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guez |
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real alpha1((iim + 1) * (jjm + 1)) |
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guez |
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equivalence (alpha1, alpha1_2d) |
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guez |
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guez |
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real alpha2_2d(iim + 1, jjm + 1) |
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guez |
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real alpha2((iim + 1) * (jjm + 1)) |
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guez |
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equivalence (alpha2, alpha2_2d) |
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guez |
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real alpha3_2d(iim + 1, jjm + 1), alpha4_2d(iim + 1, jjm + 1) |
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guez |
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real alpha3((iim + 1) * (jjm + 1)), alpha4((iim + 1) * (jjm + 1)) |
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guez |
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equivalence (alpha3, alpha3_2d), (alpha4, alpha4_2d) |
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guez |
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real alpha1p2_2d(iim + 1, jjm + 1) |
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guez |
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real alpha1p2((iim + 1) * (jjm + 1)) |
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guez |
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equivalence (alpha1p2, alpha1p2_2d) |
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guez |
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real alpha1p4_2d(iim + 1, jjm + 1), alpha2p3_2d(iim + 1, jjm + 1) |
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guez |
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real alpha1p4((iim + 1) * (jjm + 1)), alpha2p3((iim + 1) * (jjm + 1)) |
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guez |
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equivalence (alpha1p4, alpha1p4_2d), (alpha2p3, alpha2p3_2d) |
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guez |
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real alpha3p4((iim + 1) * (jjm + 1)) |
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guez |
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real alpha3p4_2d(iim + 1, jjm + 1) |
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guez |
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equivalence (alpha3p4, alpha3p4_2d) |
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guez |
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real fext_2d(iim + 1, jjm), constang_2d(iim + 1, jjm + 1) |
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guez |
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real fext((iim + 1) * jjm), constang((iim + 1) * (jjm + 1)) |
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guez |
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equivalence (fext, fext_2d), (constang, constang_2d) |
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real rlatu(jjm + 1) |
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! (latitudes of points of the "scalar" and "u" grid, in rad) |
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real rlatv(jjm) |
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! (latitudes of points of the "v" grid, in rad, in decreasing order) |
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real rlonu(iim + 1) ! longitudes of points of the "u" grid, in rad |
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real rlonv(iim + 1) |
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! (longitudes of points of the "scalar" and "v" grid, in rad) |
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guez |
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real cuvsurcv_2d(iim + 1, jjm), cvsurcuv_2d(iim + 1, jjm) ! no dimension |
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guez |
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real cuvsurcv((iim + 1) * jjm), cvsurcuv((iim + 1) * jjm) ! no dimension |
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guez |
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equivalence (cuvsurcv, cuvsurcv_2d), (cvsurcuv, cvsurcuv_2d) |
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guez |
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real cvusurcu_2d(iim + 1, jjm + 1), cusurcvu_2d(iim + 1, jjm + 1) |
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guez |
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! no dimension |
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guez |
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real cvusurcu((iim + 1) * (jjm + 1)), cusurcvu((iim + 1) * (jjm + 1)) |
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! no dimension |
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guez |
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equivalence (cvusurcu, cvusurcu_2d), (cusurcvu, cusurcvu_2d) |
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guez |
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real cuvscvgam1_2d(iim + 1, jjm) |
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guez |
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real cuvscvgam1((iim + 1) * jjm) |
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guez |
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equivalence (cuvscvgam1, cuvscvgam1_2d) |
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guez |
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real cuvscvgam2_2d(iim + 1, jjm), cvuscugam1_2d(iim + 1, jjm + 1) |
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guez |
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real cuvscvgam2((iim + 1) * jjm), cvuscugam1((iim + 1) * (jjm + 1)) |
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guez |
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equivalence (cuvscvgam2, cuvscvgam2_2d), (cvuscugam1, cvuscugam1_2d) |
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guez |
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real cvuscugam2_2d(iim + 1, jjm + 1), cvscuvgam_2d(iim + 1, jjm) |
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guez |
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real cvuscugam2((iim + 1) * (jjm + 1)), cvscuvgam((iim + 1) * jjm) |
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guez |
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equivalence (cvuscugam2, cvuscugam2_2d), (cvscuvgam, cvscuvgam_2d) |
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guez |
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real cuscvugam((iim + 1) * (jjm + 1)) |
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guez |
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real cuscvugam_2d(iim + 1, jjm + 1) |
102 |
guez |
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equivalence (cuscvugam, cuscvugam_2d) |
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104 |
guez |
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real unsapolnga1, unsapolnga2, unsapolsga1, unsapolsga2 |
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guez |
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106 |
guez |
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real unsair_gam1_2d(iim + 1, jjm + 1), unsair_gam2_2d(iim + 1, jjm + 1) |
107 |
guez |
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real unsair_gam1((iim + 1) * (jjm + 1)), unsair_gam2((iim + 1) * (jjm + 1)) |
108 |
guez |
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equivalence (unsair_gam1, unsair_gam1_2d), (unsair_gam2, unsair_gam2_2d) |
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110 |
guez |
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real unsairz_gam_2d(iim + 1, jjm) |
111 |
guez |
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real unsairz_gam((iim + 1) * jjm) |
112 |
guez |
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equivalence (unsairz_gam, unsairz_gam_2d) |
113 |
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114 |
guez |
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real xprimu(iim + 1), xprimv(iim + 1) |
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guez |
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save |
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guez |
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contains |
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SUBROUTINE inigeom |
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! Auteur : P. Le Van |
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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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! Choix entre une fonction "f(y)" à dérivée sinusoïdale ou à |
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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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! On a : |
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! u(covariant) = cu_2d * u(naturel), u(contravariant) = u(naturel) / cu_2d |
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! v(covariant) = cv_2d * v(naturel), v(contravariant) = v(naturel) / cv_2d |
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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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141 |
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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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! 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 calculés aux points concernés. cv, bien que |
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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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! 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 |
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! respectivement les valeurs de cv_2d aux points u et v. |
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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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USE comconst, ONLY : g, omeg, rad |
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USE comdissnew, ONLY : coefdis, nitergdiv, nitergrot, niterh |
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use conf_gcm_m, ONLY : fxyhypb, ysinus |
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use fxy_m, only: fxy |
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use fxyhyper_m, only: fxyhyper |
169 |
guez |
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use fxysinus_m, only: fxysinus |
170 |
guez |
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use jumble, only: new_unit |
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use nr_util, only: pi |
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USE paramet_m, ONLY : iip1, jjp1 |
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guez |
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USE serre, ONLY : alphax, alphay, clat, clon, pxo, pyo, transx, transy |
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guez |
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! Modifiés pxo, pyo, transx, transy |
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guez |
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guez |
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! Local: |
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guez |
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INTEGER i, j, itmax, itmay, iter, unit |
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REAL cvu(iip1, jjp1), cuv(iip1, jjm) |
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REAL ai14, ai23, airez, un4rad2 |
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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, dimension(iip1, jjp1):: cuij1, cuij2, cuij3, cuij4 ! in m |
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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) |
186 |
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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, & |
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aireij4_2d ! in m2 |
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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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PRINT *, 'Call sequence information: inigeom' |
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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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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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218 |
guez |
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IF (fxyhypb) THEN |
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print *, 'inigeom: Y = latitude, dérivée tangente hyperbolique' |
220 |
guez |
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CALL fxyhyper(rlatu, yprimu, rlatv, yprimv, rlatu1, yprimu1, rlatu2, & |
221 |
guez |
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yprimu2, rlonu, xprimu, rlonv, xprimv, rlonm025, xprimm025, & |
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rlonp025, xprimp025) |
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ELSE |
224 |
guez |
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IF (ysinus) THEN |
225 |
guez |
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print *, 'inigeom: Y = sin(latitude)' |
226 |
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! Utilisation de f(x, y) avec y = sinus de la latitude |
227 |
guez |
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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 |
233 |
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234 |
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pxo = clon * pi / 180. |
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pyo = 2. * clat * pi / 180. |
236 |
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237 |
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! determination de transx (pour le zoom) par Newton-Raphson |
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239 |
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itmax = 10 |
240 |
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eps = .1E-7 |
241 |
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242 |
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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) |
247 |
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x1 = x1 - f / df |
248 |
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xdm = abs(x1-xo1) |
249 |
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IF (xdm<=eps) EXIT |
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xo1 = x1 |
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END DO |
252 |
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253 |
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transx = xo1 |
254 |
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255 |
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itmay = 10 |
256 |
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eps = .1E-7 |
257 |
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258 |
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yo1 = 0. |
259 |
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DO iter = 1, itmay |
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y1 = yo1 |
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f = y1 + alphay * sin(y1-pyo) |
262 |
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df = 1. + alphay * cos(y1-pyo) |
263 |
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y1 = y1 - f / df |
264 |
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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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transy = yo1 |
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271 |
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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) |
274 |
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END IF |
275 |
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END IF |
276 |
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277 |
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rlatu(1) = pi / 2. |
278 |
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rlatu(jjp1) = -rlatu(1) |
279 |
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280 |
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! Calcul aux pôles |
281 |
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282 |
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yprimu(1) = 0. |
283 |
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yprimu(jjp1) = 0. |
284 |
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285 |
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un4rad2 = 0.25 * rad * rad |
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287 |
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! Cf. "inigeom.txt". Calcul des quatre aires élémentaires |
288 |
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! aireij1_2d, aireij2_2d, aireij3_2d, aireij4_2d qui entourent |
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! chaque aire_2d(i, j), ainsi que les quatre élongations |
290 |
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! élémentaires cuij et les quatre élongations cvij qui sont |
291 |
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! calculées aux mêmes endroits que les aireij. |
292 |
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293 |
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coslatm = cos(rlatu1(1)) |
294 |
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radclatm = 0.5 * rad * coslatm |
295 |
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296 |
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aireij1_2d(:iim, 1) = 0. |
297 |
|
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aireij2_2d(:iim, 1) = un4rad2 * coslatm * xprimp025(:iim) * yprimu1(1) |
298 |
|
|
aireij3_2d(:iim, 1) = un4rad2 * coslatm * xprimm025(:iim) * yprimu1(1) |
299 |
|
|
aireij4_2d(:iim, 1) = 0. |
300 |
|
|
|
301 |
|
|
cuij1(:iim, 1) = 0. |
302 |
|
|
cuij2(:iim, 1) = radclatm * xprimp025(:iim) |
303 |
|
|
cuij3(:iim, 1) = radclatm * xprimm025(:iim) |
304 |
|
|
cuij4(:iim, 1) = 0. |
305 |
|
|
|
306 |
|
|
cvij1(:iim, 1) = 0. |
307 |
|
|
cvij2(:iim, 1) = 0.5 * rad * yprimu1(1) |
308 |
|
|
cvij3(:iim, 1) = cvij2(:iim, 1) |
309 |
|
|
cvij4(:iim, 1) = 0. |
310 |
|
|
|
311 |
|
|
do j = 2, jjm |
312 |
|
|
coslatm = cos(rlatu1(j)) |
313 |
|
|
coslatp = cos(rlatu2(j-1)) |
314 |
|
|
radclatp = 0.5 * rad * coslatp |
315 |
|
|
radclatm = 0.5 * rad * coslatm |
316 |
|
|
ai14 = un4rad2 * coslatp * yprimu2(j-1) |
317 |
|
|
ai23 = un4rad2 * coslatm * yprimu1(j) |
318 |
|
|
|
319 |
|
|
aireij1_2d(:iim, j) = ai14 * xprimp025(:iim) |
320 |
|
|
aireij2_2d(:iim, j) = ai23 * xprimp025(:iim) |
321 |
|
|
aireij3_2d(:iim, j) = ai23 * xprimm025(:iim) |
322 |
|
|
aireij4_2d(:iim, j) = ai14 * xprimm025(:iim) |
323 |
|
|
cuij1(:iim, j) = radclatp * xprimp025(:iim) |
324 |
|
|
cuij2(:iim, j) = radclatm * xprimp025(:iim) |
325 |
|
|
cuij3(:iim, j) = radclatm * xprimm025(:iim) |
326 |
|
|
cuij4(:iim, j) = radclatp * xprimm025(:iim) |
327 |
|
|
cvij1(:iim, j) = 0.5 * rad * yprimu2(j-1) |
328 |
|
|
cvij2(:iim, j) = 0.5 * rad * yprimu1(j) |
329 |
|
|
cvij3(:iim, j) = cvij2(:iim, j) |
330 |
|
|
cvij4(:iim, j) = cvij1(:iim, j) |
331 |
|
|
end do |
332 |
|
|
|
333 |
|
|
coslatp = cos(rlatu2(jjm)) |
334 |
|
|
radclatp = 0.5 * rad * coslatp |
335 |
|
|
|
336 |
|
|
aireij1_2d(:iim, jjp1) = un4rad2 * coslatp * xprimp025(:iim) * yprimu2(jjm) |
337 |
|
|
aireij2_2d(:iim, jjp1) = 0. |
338 |
|
|
aireij3_2d(:iim, jjp1) = 0. |
339 |
|
|
aireij4_2d(:iim, jjp1) = un4rad2 * coslatp * xprimm025(:iim) * yprimu2(jjm) |
340 |
|
|
|
341 |
|
|
cuij1(:iim, jjp1) = radclatp * xprimp025(:iim) |
342 |
|
|
cuij2(:iim, jjp1) = 0. |
343 |
|
|
cuij3(:iim, jjp1) = 0. |
344 |
|
|
cuij4(:iim, jjp1) = radclatp * xprimm025(:iim) |
345 |
|
|
|
346 |
|
|
cvij1(:iim, jjp1) = 0.5 * rad * yprimu2(jjm) |
347 |
|
|
cvij2(:iim, jjp1) = 0. |
348 |
|
|
cvij3(:iim, jjp1) = 0. |
349 |
|
|
cvij4(:iim, jjp1) = cvij1(:iim, jjp1) |
350 |
|
|
|
351 |
|
|
! Périodicité : |
352 |
|
|
|
353 |
|
|
cvij1(iip1, :) = cvij1(1, :) |
354 |
|
|
cvij2(iip1, :) = cvij2(1, :) |
355 |
|
|
cvij3(iip1, :) = cvij3(1, :) |
356 |
|
|
cvij4(iip1, :) = cvij4(1, :) |
357 |
|
|
|
358 |
|
|
cuij1(iip1, :) = cuij1(1, :) |
359 |
|
|
cuij2(iip1, :) = cuij2(1, :) |
360 |
|
|
cuij3(iip1, :) = cuij3(1, :) |
361 |
|
|
cuij4(iip1, :) = cuij4(1, :) |
362 |
|
|
|
363 |
|
|
aireij1_2d(iip1, :) = aireij1_2d(1, :) |
364 |
|
|
aireij2_2d(iip1, :) = aireij2_2d(1, :) |
365 |
|
|
aireij3_2d(iip1, :) = aireij3_2d(1, :) |
366 |
|
|
aireij4_2d(iip1, :) = aireij4_2d(1, :) |
367 |
|
|
|
368 |
|
|
DO j = 1, jjp1 |
369 |
|
|
DO i = 1, iim |
370 |
|
|
aire_2d(i, j) = aireij1_2d(i, j) + aireij2_2d(i, j) & |
371 |
|
|
+ aireij3_2d(i, j) + aireij4_2d(i, j) |
372 |
|
|
alpha1_2d(i, j) = aireij1_2d(i, j) / aire_2d(i, j) |
373 |
|
|
alpha2_2d(i, j) = aireij2_2d(i, j) / aire_2d(i, j) |
374 |
|
|
alpha3_2d(i, j) = aireij3_2d(i, j) / aire_2d(i, j) |
375 |
|
|
alpha4_2d(i, j) = aireij4_2d(i, j) / aire_2d(i, j) |
376 |
|
|
alpha1p2_2d(i, j) = alpha1_2d(i, j) + alpha2_2d(i, j) |
377 |
|
|
alpha1p4_2d(i, j) = alpha1_2d(i, j) + alpha4_2d(i, j) |
378 |
|
|
alpha2p3_2d(i, j) = alpha2_2d(i, j) + alpha3_2d(i, j) |
379 |
|
|
alpha3p4_2d(i, j) = alpha3_2d(i, j) + alpha4_2d(i, j) |
380 |
|
|
END DO |
381 |
|
|
|
382 |
|
|
aire_2d(iip1, j) = aire_2d(1, j) |
383 |
|
|
alpha1_2d(iip1, j) = alpha1_2d(1, j) |
384 |
|
|
alpha2_2d(iip1, j) = alpha2_2d(1, j) |
385 |
|
|
alpha3_2d(iip1, j) = alpha3_2d(1, j) |
386 |
|
|
alpha4_2d(iip1, j) = alpha4_2d(1, j) |
387 |
|
|
alpha1p2_2d(iip1, j) = alpha1p2_2d(1, j) |
388 |
|
|
alpha1p4_2d(iip1, j) = alpha1p4_2d(1, j) |
389 |
|
|
alpha2p3_2d(iip1, j) = alpha2p3_2d(1, j) |
390 |
|
|
alpha3p4_2d(iip1, j) = alpha3p4_2d(1, j) |
391 |
|
|
END DO |
392 |
|
|
|
393 |
|
|
DO j = 1, jjp1 |
394 |
|
|
DO i = 1, iim |
395 |
|
|
aireu_2d(i, j) = aireij1_2d(i, j) + aireij2_2d(i, j) + & |
396 |
|
|
aireij4_2d(i + 1, j) + aireij3_2d(i + 1, j) |
397 |
|
|
unsaire_2d(i, j) = 1. / aire_2d(i, j) |
398 |
|
|
unsair_gam1_2d(i, j) = unsaire_2d(i, j)**(-gamdi_gdiv) |
399 |
|
|
unsair_gam2_2d(i, j) = unsaire_2d(i, j)**(-gamdi_h) |
400 |
|
|
airesurg_2d(i, j) = aire_2d(i, j) / g |
401 |
|
|
END DO |
402 |
|
|
aireu_2d(iip1, j) = aireu_2d(1, j) |
403 |
|
|
unsaire_2d(iip1, j) = unsaire_2d(1, j) |
404 |
|
|
unsair_gam1_2d(iip1, j) = unsair_gam1_2d(1, j) |
405 |
|
|
unsair_gam2_2d(iip1, j) = unsair_gam2_2d(1, j) |
406 |
|
|
airesurg_2d(iip1, j) = airesurg_2d(1, j) |
407 |
|
|
END DO |
408 |
|
|
|
409 |
|
|
DO j = 1, jjm |
410 |
|
|
DO i = 1, iim |
411 |
|
|
airev_2d(i, j) = aireij2_2d(i, j) + aireij3_2d(i, j) + & |
412 |
|
|
aireij1_2d(i, j + 1) + aireij4_2d(i, j + 1) |
413 |
|
|
END DO |
414 |
|
|
DO i = 1, iim |
415 |
|
|
airez = aireij2_2d(i, j) + aireij1_2d(i, j + 1) & |
416 |
|
|
+ aireij3_2d(i + 1, j) + aireij4_2d(i + 1, j + 1) |
417 |
|
|
unsairez_2d(i, j) = 1. / airez |
418 |
|
|
unsairz_gam_2d(i, j) = unsairez_2d(i, j)**(-gamdi_grot) |
419 |
|
|
fext_2d(i, j) = airez * sin(rlatv(j)) * 2. * omeg |
420 |
|
|
END DO |
421 |
|
|
airev_2d(iip1, j) = airev_2d(1, j) |
422 |
|
|
unsairez_2d(iip1, j) = unsairez_2d(1, j) |
423 |
|
|
fext_2d(iip1, j) = fext_2d(1, j) |
424 |
|
|
unsairz_gam_2d(iip1, j) = unsairz_gam_2d(1, j) |
425 |
|
|
END DO |
426 |
|
|
|
427 |
|
|
! Calcul des élongations cu_2d, cv_2d, cvu |
428 |
|
|
|
429 |
|
|
DO j = 1, jjm |
430 |
|
|
DO i = 1, iim |
431 |
|
|
cv_2d(i, j) = 0.5 * & |
432 |
|
|
(cvij2(i, j) + cvij3(i, j) + cvij1(i, j + 1) + cvij4(i, j + 1)) |
433 |
|
|
cvu(i, j) = 0.5 * (cvij1(i, j) + cvij4(i, j) + cvij2(i, j) & |
434 |
|
|
+ cvij3(i, j)) |
435 |
|
|
cuv(i, j) = 0.5 * (cuij2(i, j) + cuij3(i, j) + cuij1(i, j + 1) & |
436 |
|
|
+ cuij4(i, j + 1)) |
437 |
|
|
unscv2_2d(i, j) = 1. / cv_2d(i, j)**2 |
438 |
|
|
END DO |
439 |
|
|
DO i = 1, iim |
440 |
|
|
cuvsurcv_2d(i, j) = airev_2d(i, j) * unscv2_2d(i, j) |
441 |
|
|
cvsurcuv_2d(i, j) = 1. / cuvsurcv_2d(i, j) |
442 |
|
|
cuvscvgam1_2d(i, j) = cuvsurcv_2d(i, j)**(-gamdi_gdiv) |
443 |
|
|
cuvscvgam2_2d(i, j) = cuvsurcv_2d(i, j)**(-gamdi_h) |
444 |
|
|
cvscuvgam_2d(i, j) = cvsurcuv_2d(i, j)**(-gamdi_grot) |
445 |
|
|
END DO |
446 |
|
|
cv_2d(iip1, j) = cv_2d(1, j) |
447 |
|
|
cvu(iip1, j) = cvu(1, j) |
448 |
|
|
unscv2_2d(iip1, j) = unscv2_2d(1, j) |
449 |
|
|
cuv(iip1, j) = cuv(1, j) |
450 |
|
|
cuvsurcv_2d(iip1, j) = cuvsurcv_2d(1, j) |
451 |
|
|
cvsurcuv_2d(iip1, j) = cvsurcuv_2d(1, j) |
452 |
|
|
cuvscvgam1_2d(iip1, j) = cuvscvgam1_2d(1, j) |
453 |
|
|
cuvscvgam2_2d(iip1, j) = cuvscvgam2_2d(1, j) |
454 |
|
|
cvscuvgam_2d(iip1, j) = cvscuvgam_2d(1, j) |
455 |
|
|
END DO |
456 |
|
|
|
457 |
|
|
DO j = 2, jjm |
458 |
|
|
DO i = 1, iim |
459 |
|
|
cu_2d(i, j) = 0.5 * (cuij1(i, j) + cuij4(i + 1, j) + cuij2(i, j) & |
460 |
|
|
+ cuij3(i + 1, j)) |
461 |
|
|
unscu2_2d(i, j) = 1. / cu_2d(i, j)**2 |
462 |
|
|
cvusurcu_2d(i, j) = aireu_2d(i, j) * unscu2_2d(i, j) |
463 |
|
|
cusurcvu_2d(i, j) = 1. / cvusurcu_2d(i, j) |
464 |
|
|
cvuscugam1_2d(i, j) = cvusurcu_2d(i, j)**(-gamdi_gdiv) |
465 |
|
|
cvuscugam2_2d(i, j) = cvusurcu_2d(i, j)**(-gamdi_h) |
466 |
|
|
cuscvugam_2d(i, j) = cusurcvu_2d(i, j)**(-gamdi_grot) |
467 |
|
|
END DO |
468 |
|
|
cu_2d(iip1, j) = cu_2d(1, j) |
469 |
|
|
unscu2_2d(iip1, j) = unscu2_2d(1, j) |
470 |
|
|
cvusurcu_2d(iip1, j) = cvusurcu_2d(1, j) |
471 |
|
|
cusurcvu_2d(iip1, j) = cusurcvu_2d(1, j) |
472 |
|
|
cvuscugam1_2d(iip1, j) = cvuscugam1_2d(1, j) |
473 |
|
|
cvuscugam2_2d(iip1, j) = cvuscugam2_2d(1, j) |
474 |
|
|
cuscvugam_2d(iip1, j) = cuscvugam_2d(1, j) |
475 |
|
|
END DO |
476 |
|
|
|
477 |
|
|
! Calcul aux pôles |
478 |
|
|
|
479 |
|
|
cu_2d(:, 1) = 0. |
480 |
|
|
unscu2_2d(:, 1) = 0. |
481 |
|
|
cvu(:, 1) = 0. |
482 |
|
|
|
483 |
|
|
cu_2d(:, jjp1) = 0. |
484 |
|
|
unscu2_2d(:, jjp1) = 0. |
485 |
|
|
cvu(:, jjp1) = 0. |
486 |
|
|
|
487 |
|
|
DO j = 1, jjm |
488 |
|
|
DO i = 1, iim |
489 |
|
|
airvscu2_2d(i, j) = airev_2d(i, j) / (cuv(i, j) * cuv(i, j)) |
490 |
|
|
aivscu2gam_2d(i, j) = airvscu2_2d(i, j)**(-gamdi_grot) |
491 |
|
|
END DO |
492 |
|
|
airvscu2_2d(iip1, j) = airvscu2_2d(1, j) |
493 |
|
|
aivscu2gam_2d(iip1, j) = aivscu2gam_2d(1, j) |
494 |
|
|
END DO |
495 |
|
|
|
496 |
|
|
DO j = 2, jjm |
497 |
|
|
DO i = 1, iim |
498 |
|
|
airuscv2_2d(i, j) = aireu_2d(i, j) / (cvu(i, j) * cvu(i, j)) |
499 |
|
|
aiuscv2gam_2d(i, j) = airuscv2_2d(i, j)**(-gamdi_grot) |
500 |
|
|
END DO |
501 |
|
|
airuscv2_2d(iip1, j) = airuscv2_2d(1, j) |
502 |
|
|
aiuscv2gam_2d(iip1, j) = aiuscv2gam_2d(1, j) |
503 |
|
|
END DO |
504 |
|
|
|
505 |
|
|
! Calcul des aires aux pôles : |
506 |
|
|
|
507 |
|
|
apoln = sum(aire_2d(:iim, 1)) |
508 |
|
|
apols = sum(aire_2d(:iim, jjp1)) |
509 |
|
|
unsapolnga1 = 1. / (apoln**(-gamdi_gdiv)) |
510 |
|
|
unsapolsga1 = 1. / (apols**(-gamdi_gdiv)) |
511 |
|
|
unsapolnga2 = 1. / (apoln**(-gamdi_h)) |
512 |
|
|
unsapolsga2 = 1. / (apols**(-gamdi_h)) |
513 |
|
|
|
514 |
|
|
! Changement F. Hourdin calcul conservatif pour fext_2d |
515 |
|
|
! constang_2d contient le produit a * cos (latitude) * omega |
516 |
|
|
|
517 |
|
|
DO i = 1, iim |
518 |
|
|
constang_2d(i, 1) = 0. |
519 |
|
|
END DO |
520 |
|
|
DO j = 1, jjm - 1 |
521 |
|
|
DO i = 1, iim |
522 |
|
|
constang_2d(i, j + 1) = rad * omeg * cu_2d(i, j + 1) & |
523 |
|
|
* cos(rlatu(j + 1)) |
524 |
|
|
END DO |
525 |
|
|
END DO |
526 |
|
|
DO i = 1, iim |
527 |
|
|
constang_2d(i, jjp1) = 0. |
528 |
|
|
END DO |
529 |
|
|
|
530 |
|
|
! Périodicité en longitude |
531 |
|
|
DO j = 1, jjp1 |
532 |
|
|
constang_2d(iip1, j) = constang_2d(1, j) |
533 |
|
|
END DO |
534 |
|
|
|
535 |
|
|
call new_unit(unit) |
536 |
|
|
open(unit, file="longitude_latitude.txt", status="replace", action="write") |
537 |
|
|
write(unit, fmt=*) '"longitudes at V points (degrees)"', rlonv * 180. / pi |
538 |
|
|
write(unit, fmt=*) '"latitudes at V points (degrees)"', rlatv * 180. / pi |
539 |
|
|
write(unit, fmt=*) '"longitudes at U points (degrees)"', rlonu * 180. / pi |
540 |
|
|
write(unit, fmt=*) '"latitudes at U points (degrees)"', rlatu * 180. / pi |
541 |
|
|
close(unit) |
542 |
|
|
|
543 |
|
|
END SUBROUTINE inigeom |
544 |
|
|
|
545 |
guez |
3 |
end module comgeom |