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contains |
contains |
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SUBROUTINE fyhyp(yzoomdeg, grossism, dzooma, tau, rrlatu, yyprimu, rrlatv, & |
SUBROUTINE fyhyp(rlatu, yyprimu, rlatv, rlatu2, yprimu2, rlatu1, yprimu1) |
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yyprimv, rlatu2, yprimu2, rlatu1, yprimu1, champmin, champmax) |
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! From LMDZ4/libf/dyn3d/fyhyp.F, version 1.2, 2005/06/03 09:11:32 |
! From LMDZ4/libf/dyn3d/fyhyp.F, version 1.2, 2005/06/03 09:11:32 |
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! Author: P. Le Van, from analysis by R. Sadourny |
! Author: P. Le Van, from analysis by R. Sadourny |
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! Calcule les latitudes et dérivées dans la grille du GCM pour une |
! Calcule les latitudes et dérivées dans la grille du GCM pour une |
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! fonction f(y) à tangente hyperbolique. |
! fonction f(y) à dérivée tangente hyperbolique. |
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! Nota bene : il vaut mieux avoir grossism * dzoom < pi / 2 (rad), |
! Nota bene : il vaut mieux avoir grossismy * dzoomy < pi / 2 (radians). |
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! en latitude. |
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USE dimens_m, only: jjm |
USE dimens_m, only: jjm |
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USE paramet_m, only: JJP1 |
use serre, only: clat, grossismy, dzoomy, tauy |
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REAL, intent(in):: yzoomdeg |
REAL, intent(out):: rlatu(jjm + 1), yyprimu(jjm + 1) |
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REAL, intent(out):: rlatv(jjm) |
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REAL, intent(in):: grossism |
real, intent(out):: rlatu2(jjm), yprimu2(jjm), rlatu1(jjm), yprimu1(jjm) |
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! grossissement (= 2 si 2 fois, = 3 si 3 fois, etc.) |
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REAL, intent(in):: dzooma |
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REAL, intent(in):: tau |
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! raideur de la transition de l'intérieur à l'extérieur du zoom |
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! arguments de sortie |
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REAL rrlatu(jjp1), yyprimu(jjp1), rrlatv(jjm), yyprimv(jjm) |
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real rlatu2(jjm), yprimu2(jjm), rlatu1(jjm), yprimu1(jjm) |
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DOUBLE PRECISION champmin, champmax |
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! Local: |
! Local: |
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DOUBLE PRECISION champmin, champmax |
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INTEGER, PARAMETER:: nmax=30000, nmax2=2*nmax |
INTEGER, PARAMETER:: nmax=30000, nmax2=2*nmax |
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REAL dzoom ! distance totale de la zone du zoom (en radians) |
REAL dzoom ! distance totale de la zone du zoom (en radians) |
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DOUBLE PRECISION ylat(jjp1), yprim(jjp1) |
DOUBLE PRECISION ylat(jjm + 1), yprim(jjm + 1) |
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DOUBLE PRECISION yuv |
DOUBLE PRECISION yuv |
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DOUBLE PRECISION, save:: yt(0:nmax2) |
DOUBLE PRECISION, save:: yt(0:nmax2) |
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DOUBLE PRECISION fhyp(0:nmax2), beta |
DOUBLE PRECISION fhyp(0:nmax2), beta |
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DOUBLE PRECISION fxm(0:nmax2) |
DOUBLE PRECISION fxm(0:nmax2) |
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DOUBLE PRECISION, save:: yf(0:nmax2) |
DOUBLE PRECISION, save:: yf(0:nmax2) |
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DOUBLE PRECISION yypr(0:nmax2) |
DOUBLE PRECISION yypr(0:nmax2) |
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DOUBLE PRECISION yvrai(jjp1), yprimm(jjp1), ylatt(jjp1) |
DOUBLE PRECISION yvrai(jjm + 1), yprimm(jjm + 1), ylatt(jjm + 1) |
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DOUBLE PRECISION pi, pis2, epsilon, y0, pisjm |
DOUBLE PRECISION pi, pis2, epsilon, y0, pisjm |
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DOUBLE PRECISION yo1, yi, ylon2, ymoy, yprimin |
DOUBLE PRECISION yo1, yi, ylon2, ymoy, yprimin |
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DOUBLE PRECISION yfi, yf1, ffdy |
DOUBLE PRECISION yfi, yf1, ffdy |
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pis2 = pi/2. |
pis2 = pi/2. |
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pisjm = pi/real(jjm) |
pisjm = pi/real(jjm) |
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epsilon = 1e-3 |
epsilon = 1e-3 |
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y0 = yzoomdeg*pi/180. |
y0 = clat*pi/180. |
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IF (dzooma<1.) THEN |
IF (dzoomy<1.) THEN |
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dzoom = dzooma*pi |
dzoom = dzoomy*pi |
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ELSE IF (dzooma<12.) THEN |
ELSE IF (dzoomy<12.) THEN |
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print *, "Le paramètre dzoomy pour fyhyp est trop petit. L'augmenter " & |
print *, "Le paramètre dzoomy pour fyhyp est trop petit. L'augmenter " & |
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// "et relancer." |
// "et relancer." |
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STOP 1 |
STOP 1 |
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ELSE |
ELSE |
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dzoom = dzooma * pi/180. |
dzoom = dzoomy * pi/180. |
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END IF |
END IF |
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print *, 'yzoom(rad), grossism, tau, dzoom (rad):' |
print *, 'yzoom(rad), grossismy, tauy, dzoom (rad):' |
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print *, y0, grossism, tau, dzoom |
print *, y0, grossismy, tauy, dzoom |
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DO i = 0, nmax2 |
DO i = 0, nmax2 |
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yt(i) = -pis2 + real(i)*pi/nmax2 |
yt(i) = -pis2 + real(i)*pi/nmax2 |
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DO i = 0, nmax2 |
DO i = 0, nmax2 |
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IF (yt(i)<y0) THEN |
IF (yt(i)<y0) THEN |
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fa(i) = tau*(yt(i)-y0 + dzoom/2.) |
fa(i) = tauy*(yt(i)-y0 + dzoom/2.) |
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fb(i) = (yt(i)-2.*y0*heavyy0m + pis2)*(y0-yt(i)) |
fb(i) = (yt(i)-2.*y0*heavyy0m + pis2)*(y0-yt(i)) |
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ELSE IF (yt(i)>y0) THEN |
ELSE IF (yt(i)>y0) THEN |
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fa(i) = tau*(y0-yt(i) + dzoom/2.) |
fa(i) = tauy*(y0-yt(i) + dzoom/2.) |
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fb(i) = (2.*y0*heavyy0-yt(i) + pis2)*(yt(i)-y0) |
fb(i) = (2.*y0*heavyy0-yt(i) + pis2)*(yt(i)-y0) |
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END IF |
END IF |
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DO i = 1, nmax2 |
DO i = 1, nmax2 |
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ymoy = 0.5*(yt(i-1) + yt(i)) |
ymoy = 0.5*(yt(i-1) + yt(i)) |
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IF (ymoy<y0) THEN |
IF (ymoy<y0) THEN |
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fa(i) = tau*(ymoy-y0 + dzoom/2.) |
fa(i) = tauy*(ymoy-y0 + dzoom/2.) |
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fb(i) = (ymoy-2.*y0*heavyy0m + pis2)*(y0-ymoy) |
fb(i) = (ymoy-2.*y0*heavyy0m + pis2)*(y0-ymoy) |
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ELSE IF (ymoy>y0) THEN |
ELSE IF (ymoy>y0) THEN |
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fa(i) = tau*(y0-ymoy + dzoom/2.) |
fa(i) = tauy*(y0-ymoy + dzoom/2.) |
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fb(i) = (2.*y0*heavyy0-ymoy + pis2)*(ymoy-y0) |
fb(i) = (2.*y0*heavyy0-ymoy + pis2)*(ymoy-y0) |
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END IF |
END IF |
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ffdy = ffdy + fxm(i)*(yt(i)-yt(i-1)) |
ffdy = ffdy + fxm(i)*(yt(i)-yt(i-1)) |
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END DO |
END DO |
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beta = (grossism*ffdy-pi)/(ffdy-pi) |
beta = (grossismy*ffdy-pi)/(ffdy-pi) |
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IF (2. * beta - grossism <= 0.) THEN |
IF (2. * beta - grossismy <= 0.) THEN |
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print *, 'Attention ! La valeur beta calculee dans la routine fyhyp ' & |
print *, 'Attention ! La valeur beta calculee dans la routine fyhyp ' & |
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// 'est mauvaise. Modifier les valeurs de grossismy, tauy ou ' & |
// 'est mauvaise. Modifier les valeurs de grossismy, tauy ou ' & |
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// 'dzoomy et relancer.' |
// 'dzoomy et relancer.' |
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! calcul de Ytprim |
! calcul de Ytprim |
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DO i = 0, nmax2 |
DO i = 0, nmax2 |
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ytprim(i) = beta + (grossism-beta)*fhyp(i) |
ytprim(i) = beta + (grossismy-beta)*fhyp(i) |
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END DO |
END DO |
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! Calcul de Yf |
! Calcul de Yf |
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yf(0) = -pis2 |
yf(0) = -pis2 |
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DO i = 1, nmax2 |
DO i = 1, nmax2 |
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yypr(i) = beta + (grossism-beta)*fxm(i) |
yypr(i) = beta + (grossismy-beta)*fxm(i) |
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END DO |
END DO |
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DO i = 1, nmax2 |
DO i = 1, nmax2 |
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IF (ik==1) THEN |
IF (ik==1) THEN |
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ypn = pis2 |
ypn = pis2 |
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DO j = jlat, 1, -1 |
DO j = jjm + 1, 1, -1 |
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IF (yvrai(j)<=ypn) exit |
IF (yvrai(j)<=ypn) exit |
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END DO |
END DO |
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END DO |
END DO |
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IF (ik==1) THEN |
IF (ik==1) THEN |
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DO j = 1, jlat |
DO j = 1, jjm + 1 |
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rrlatu(j) = ylat(j) |
rlatu(j) = ylat(j) |
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yyprimu(j) = yprim(j) |
yyprimu(j) = yprim(j) |
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END DO |
END DO |
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ELSE IF (ik==2) THEN |
ELSE IF (ik==2) THEN |
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DO j = 1, jlat |
DO j = 1, jjm |
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rrlatv(j) = ylat(j) |
rlatv(j) = ylat(j) |
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yyprimv(j) = yprim(j) |
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END DO |
END DO |
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ELSE IF (ik==3) THEN |
ELSE IF (ik==3) THEN |
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DO j = 1, jlat |
DO j = 1, jjm |
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rlatu2(j) = ylat(j) |
rlatu2(j) = ylat(j) |
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yprimu2(j) = yprim(j) |
yprimu2(j) = yprim(j) |
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END DO |
END DO |
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ELSE IF (ik==4) THEN |
ELSE IF (ik==4) THEN |
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DO j = 1, jlat |
DO j = 1, jjm |
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rlatu1(j) = ylat(j) |
rlatu1(j) = ylat(j) |
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yprimu1(j) = yprim(j) |
yprimu1(j) = yprim(j) |
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END DO |
END DO |
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END DO loop_ik |
END DO loop_ik |
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DO j = 1, jjm |
DO j = 1, jjm |
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ylat(j) = rrlatu(j) - rrlatu(j + 1) |
ylat(j) = rlatu(j) - rlatu(j + 1) |
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END DO |
END DO |
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champmin = 1e12 |
champmin = 1e12 |
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champmax = -1e12 |
champmax = -1e12 |
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champmin = champmin*180./pi |
champmin = champmin*180./pi |
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champmax = champmax*180./pi |
champmax = champmax*180./pi |
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DO j = 1, jjm |
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IF (rlatu1(j) <= rlatu2(j)) THEN |
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print *, 'Attention ! rlatu1 < rlatu2 ', rlatu1(j), rlatu2(j), j |
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STOP 13 |
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ENDIF |
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IF (rlatu2(j) <= rlatu(j+1)) THEN |
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print *, 'Attention ! rlatu2 < rlatup1 ', rlatu2(j), rlatu(j+1), j |
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STOP 14 |
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ENDIF |
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IF (rlatu(j) <= rlatu1(j)) THEN |
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print *, ' Attention ! rlatu < rlatu1 ', rlatu(j), rlatu1(j), j |
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STOP 15 |
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ENDIF |
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IF (rlatv(j) <= rlatu2(j)) THEN |
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print *, ' Attention ! rlatv < rlatu2 ', rlatv(j), rlatu2(j), j |
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STOP 16 |
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ENDIF |
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IF (rlatv(j) >= rlatu1(j)) THEN |
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print *, ' Attention ! rlatv > rlatu1 ', rlatv(j), rlatu1(j), j |
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STOP 17 |
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ENDIF |
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IF (rlatv(j) >= rlatu(j)) THEN |
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print *, ' Attention ! rlatv > rlatu ', rlatv(j), rlatu(j), j |
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STOP 18 |
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ENDIF |
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ENDDO |
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print *, 'Latitudes' |
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print 3, champmin, champmax |
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print *, 'Si cette derniere est trop lache, modifiez les parametres' |
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print *, 'grossismy, tauy, dzoom pour Y et repasser ! ' |
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3 Format(1x, ' Au centre du zoom, la longueur de la maille est', & |
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' d environ ', f0.2, ' degres ', /, & |
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' alors que la maille en dehors de la zone du zoom est ', & |
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"d'environ", f0.2, ' degres ') |
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END SUBROUTINE fyhyp |
END SUBROUTINE fyhyp |
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end module fyhyp_m |
end module fyhyp_m |