| 1 |
module filtreg_m |
module filtreg_scal_m |
| 2 |
|
|
| 3 |
IMPLICIT NONE |
IMPLICIT NONE |
| 4 |
|
|
| 5 |
contains |
contains |
| 6 |
|
|
| 7 |
SUBROUTINE filtreg(champ, nlat, nbniv, ifiltre, iaire, griscal, iter) |
SUBROUTINE filtreg_scal(champ, direct, intensive) |
| 8 |
|
|
| 9 |
! From filtrez/filtreg.F, version 1.1.1.1, 2004/05/19 12:53:09 |
! From filtrez/filtreg.F, version 1.1.1.1, 2004/05/19 12:53:09 |
| 10 |
! Author: P. Le Van |
! Author: P. Le Van |
| 11 |
! Objet : filtre matriciel longitudinal, avec les matrices précalculées |
! Objet : filtre matriciel longitudinal, avec les matrices pr\'ecalcul\'ees |
| 12 |
! pour l'opérateur filtre. |
! pour l'op\'erateur filtre. |
| 13 |
|
|
| 14 |
USE dimens_m, ONLY : iim, jjm |
USE dimensions, ONLY: iim, jjm |
| 15 |
USE coefils, ONLY : sddu, sddv, unsddu, unsddv |
use filtreg_hemisph_m, only: filtreg_hemisph |
| 16 |
use inifilr_m, only: jfiltnu, jfiltnv, jfiltsu, jfiltsv, matriceun, & |
USE inifgn_m, ONLY: sddv, unsddv |
| 17 |
matriceus, matricevn, matricevs, matrinvn, matrinvs |
use inifilr_m, only: jfiltnu, jfiltsu, matriceun, matriceus, matrinvn, & |
| 18 |
|
matrinvs |
| 19 |
INTEGER, intent(in):: nlat ! nombre de latitudes a filtrer |
use nr_util, only: assert |
| 20 |
integer, intent(in):: nbniv ! nombre de niveaux verticaux a filtrer |
|
| 21 |
|
REAL, intent(inout):: champ(:, :, :) ! (iim + 1, jjm + 1, :) |
| 22 |
REAL, intent(inout):: champ(iim + 1, nlat, nbniv) |
! en entr\'ee : champ \`a filtrer, en sortie : champ filtr\'e |
| 23 |
! en entrée : champ à filtrer, en sortie : champ filtré |
|
| 24 |
|
logical, intent(in):: direct ! filtre direct ou inverse |
| 25 |
integer, intent(in):: ifiltre |
|
| 26 |
! +1 Transformee directe |
logical, intent(in):: intensive |
| 27 |
! -1 Transformee inverse |
! champ intensif ou extensif (pond\'er\'e par les aires) |
| 28 |
! +2 Filtre directe |
|
| 29 |
! -2 Filtre inverse |
! Local: |
| 30 |
! Variable Intensive |
REAL sdd(iim) |
|
! ifiltre = 1 filtre directe |
|
|
! ifiltre =-1 filtre inverse |
|
|
! Variable Extensive |
|
|
! ifiltre = 2 filtre directe |
|
|
! ifiltre =-2 filtre inverse |
|
|
|
|
|
integer, intent(in):: iaire |
|
|
! 1 si champ intensif |
|
|
! 2 si champ extensif (pondere par les aires) |
|
|
|
|
|
integer, intent(in):: iter |
|
|
! 1 filtre simple |
|
|
|
|
|
LOGICAL, intent(in):: griscal |
|
|
|
|
|
! Variables local to the procedure: |
|
|
|
|
|
INTEGER jdfil1, jdfil2, jffil1, jffil2, jdfil, jffil |
|
|
INTEGER i, j, l, k |
|
|
REAL eignq(iim), sdd1(iim), sdd2(iim) |
|
|
INTEGER hemisph |
|
| 31 |
|
|
| 32 |
!----------------------------------------------------------- |
!----------------------------------------------------------- |
| 33 |
|
|
| 34 |
IF (ifiltre==1 .OR. ifiltre==-1) then |
call assert(size(champ, 1) == iim + 1, "filtreg_scal iim + 1") |
| 35 |
print *, 'Pas de transformee simple dans cette version' |
call assert(size(champ, 2) == jjm + 1, "filtreg_scal jjm + 1") |
| 36 |
STOP 1 |
|
| 37 |
end IF |
sdd = merge(sddv, unsddv, intensive) |
| 38 |
|
|
| 39 |
IF (iter==2) THEN |
if (direct) then |
| 40 |
PRINT *, ' Pas d iteration du filtre dans cette version !', & |
call filtreg_hemisph(champ(:, 2:jfiltnu, :), sdd, matriceun) |
| 41 |
' Utiliser old_filtreg et repasser !' |
call filtreg_hemisph(champ(:, jfiltsu:jjm, :), sdd, matriceus) |
| 42 |
STOP 1 |
else |
| 43 |
END IF |
call filtreg_hemisph(champ(:, 2:jfiltnu, :), sdd, - matrinvn) |
| 44 |
|
call filtreg_hemisph(champ(:, jfiltsu:jjm, :), sdd, - matrinvs) |
| 45 |
IF (ifiltre==-2 .AND. .NOT. griscal) THEN |
end if |
|
PRINT *, ' Cette routine ne calcule le filtre inverse que ', & |
|
|
' sur la grille des scalaires !' |
|
|
STOP 1 |
|
|
END IF |
|
|
|
|
|
IF (ifiltre/=2 .AND. ifiltre/=-2) THEN |
|
|
PRINT *, ' Probleme dans filtreg car ifiltre NE 2 et NE -2', & |
|
|
' corriger et repasser !' |
|
|
STOP 1 |
|
|
END IF |
|
|
|
|
|
IF (griscal) THEN |
|
|
IF (nlat /= jjm + 1) THEN |
|
|
PRINT *, 'Erreur dans le dimensionnement du tableau CHAMP a ' & |
|
|
// 'filtrer, sur la grille des scalaires' |
|
|
STOP 1 |
|
|
ELSE |
|
|
IF (iaire==1) THEN |
|
|
sdd1 = sddv |
|
|
sdd2 = unsddv |
|
|
ELSE |
|
|
sdd1 = unsddv |
|
|
sdd2 = sddv |
|
|
END IF |
|
|
|
|
|
jdfil1 = 2 |
|
|
jffil1 = jfiltnu |
|
|
jdfil2 = jfiltsu |
|
|
jffil2 = jjm |
|
|
END IF |
|
|
ELSE |
|
|
IF (nlat /= jjm) THEN |
|
|
PRINT *, 'Erreur dans le dimensionnement du tableau CHAMP a ' & |
|
|
// 'filtrer, sur la grille de V ou de Z' |
|
|
STOP 1 |
|
|
ELSE |
|
|
IF (iaire==1) THEN |
|
|
sdd1 = sddu |
|
|
sdd2 = unsddu |
|
|
ELSE |
|
|
sdd1 = unsddu |
|
|
sdd2 = sddu |
|
|
END IF |
|
|
|
|
|
jdfil1 = 1 |
|
|
jffil1 = jfiltnv |
|
|
jdfil2 = jfiltsv |
|
|
jffil2 = jjm |
|
|
END IF |
|
|
END IF |
|
|
|
|
|
DO hemisph = 1, 2 |
|
|
IF (hemisph==1) THEN |
|
|
jdfil = jdfil1 |
|
|
jffil = jffil1 |
|
|
ELSE |
|
|
jdfil = jdfil2 |
|
|
jffil = jffil2 |
|
|
END IF |
|
|
|
|
|
loop_vertical: DO l = 1, nbniv |
|
|
loop_latitude: DO j = jdfil, jffil |
|
|
DO i = 1, iim |
|
|
champ(i, j, l) = champ(i, j, l)*sdd1(i) |
|
|
END DO |
|
|
|
|
|
IF (hemisph==1) THEN |
|
|
IF (ifiltre==-2) THEN |
|
|
DO k = 1, iim |
|
|
eignq(k) = 0. |
|
|
END DO |
|
|
DO k = 1, iim |
|
|
DO i = 1, iim |
|
|
eignq(k) = eignq(k) + matrinvn(k, i, j)*champ(i, j, l) |
|
|
END DO |
|
|
END DO |
|
|
ELSE IF (griscal) THEN |
|
|
DO k = 1, iim |
|
|
eignq(k) = 0. |
|
|
END DO |
|
|
DO i = 1, iim |
|
|
DO k = 1, iim |
|
|
eignq(k) = eignq(k) + matriceun(k, i, j) & |
|
|
* champ(i, j, l) |
|
|
END DO |
|
|
END DO |
|
|
ELSE |
|
|
DO k = 1, iim |
|
|
eignq(k) = 0. |
|
|
END DO |
|
|
DO i = 1, iim |
|
|
DO k = 1, iim |
|
|
eignq(k) = eignq(k) + matricevn(k, i, j) & |
|
|
* champ(i, j, l) |
|
|
END DO |
|
|
END DO |
|
|
END IF |
|
|
ELSE |
|
|
IF (ifiltre==-2) THEN |
|
|
DO k = 1, iim |
|
|
eignq(k) = 0. |
|
|
END DO |
|
|
DO i = 1, iim |
|
|
DO k = 1, iim |
|
|
eignq(k) = eignq(k) + matrinvs(k, i, j-jfiltsu+1) & |
|
|
*champ(i, j, l) |
|
|
END DO |
|
|
END DO |
|
|
ELSE IF (griscal) THEN |
|
|
DO k = 1, iim |
|
|
eignq(k) = 0. |
|
|
END DO |
|
|
DO i = 1, iim |
|
|
DO k = 1, iim |
|
|
eignq(k) = eignq(k) + matriceus(k, i, j-jfiltsu+1) & |
|
|
*champ(i, j , l) |
|
|
END DO |
|
|
END DO |
|
|
ELSE |
|
|
DO k = 1, iim |
|
|
eignq(k) = 0. |
|
|
END DO |
|
|
DO i = 1, iim |
|
|
DO k = 1, iim |
|
|
eignq(k) = eignq(k) + matricevs(k, i, j-jfiltsv+1) & |
|
|
*champ(i, j , l) |
|
|
END DO |
|
|
END DO |
|
|
END IF |
|
|
END IF |
|
|
|
|
|
IF (ifiltre==2) THEN |
|
|
DO i = 1, iim |
|
|
champ(i, j, l) = (champ(i, j, l)+eignq(i))*sdd2(i) |
|
|
end DO |
|
|
ELSE |
|
|
DO i = 1, iim |
|
|
champ(i, j, l) = (champ(i, j, l)-eignq(i))*sdd2(i) |
|
|
end DO |
|
|
END IF |
|
|
|
|
|
champ(iim + 1, j, l) = champ(1, j, l) |
|
|
END DO loop_latitude |
|
|
END DO loop_vertical |
|
|
end DO |
|
| 46 |
|
|
| 47 |
END SUBROUTINE filtreg |
END SUBROUTINE filtreg_scal |
| 48 |
|
|
| 49 |
end module filtreg_m |
end module filtreg_scal_m |
Parent Directory
| 
Revision Log
| 
Patch