--- trunk/Sources/filtrez/inifilr.f 2015/07/28 14:53:31 164 +++ trunk/Sources/filtrez/inifilr.f 2015/08/24 16:30:33 167 @@ -7,20 +7,30 @@ INTEGER jfiltnu, jfiltnv ! index of the last scalar line filtered in northern hemisphere - real, allocatable:: matriceun(:, :, :), matrinvn(:, :, :) - ! (iim, iim, 2:jfiltnu) + real, pointer:: matriceun(:, :, :) ! (iim, iim, jfiltnu - 1) + ! matrice filtre pour les champs situes sur la grille scalaire - real, allocatable:: matricevn(:, :, :) ! (iim, iim, jfiltnv) + real, pointer:: matrinvn(:, :, :) ! (iim, iim, jfiltnu - 1) + ! matrice filtre pour les champs situes sur la grille scalaire, pour + ! le filtre inverse + + real, pointer:: matricevn(:, :, :) ! (iim, iim, jfiltnv) + ! matrice filtre pour les champs situes sur la grille de V ou de Z ! South: integer jfiltsu, jfiltsv ! index of the first line filtered in southern hemisphere - real, allocatable:: matriceus(:, :, :), matrinvs(:, :, :) - ! (iim, iim, jfiltsu:jjm) + real, pointer:: matriceus(:, :, :) ! (iim, iim, jjm - jfiltsu + 1) + ! matrice filtre pour les champs situes sur la grille scalaire + + real, pointer:: matrinvs(:, :, :) ! (iim, iim, jjm - jfiltsu + 1) + ! matrice filtre pour les champs situes sur la grille scalaire, pour + ! le filtre inverse - real, allocatable:: matricevs(:, :, :) ! (iim, iim, jfiltsv:jjm) + real, pointer:: matricevs(:, :, :) ! (iim, iim, jjm - jfiltsv + 1) + ! matrice filtre pour les champs situes sur la grille de V ou de Z contains @@ -39,33 +49,22 @@ USE dimens_m, ONLY : iim, jjm USE dynetat0_m, ONLY : rlatu, rlatv, xprimu, grossismx use inifgn_m, only: inifgn + use inifilr_hemisph_m, only: inifilr_hemisph use jumble, only: new_unit - use nr_util, only: pi + use nr_util, only: pi, ifirstloc ! Local: REAL dlatu(jjm) - REAL rlamda(2: iim) + REAL rlamda(2:iim) ! > 0, in descending order real eignvl(iim) ! eigenvalues sorted in descending order (<= 0) - INTEGER i, j, unit + INTEGER j, unit REAL colat0 ! > 0 - REAL eignft(iim, iim) + integer j1 ! index of smallest positive latitude real eignfnu(iim, iim), eignfnv(iim, iim) ! eigenvectors of the discrete second derivative with respect to longitude - ! Filtering coefficients (lamda_max * cos(rlat) / lamda): - real, allocatable:: coefilnu(:, :) ! (iim, 2:jfiltnu) - real, allocatable:: coefilsu(:, :) ! (iim, jfiltsu:jjm) - real, allocatable:: coefilnv(:, :) ! (iim, jfiltnv) - real, allocatable:: coefilsv(:, :) ! (iim, jfiltsv:jjm) - - ! Index of the mode from where modes are filtered: - integer, allocatable:: modfrstnu(:) ! (2:jfiltnu) - integer, allocatable:: modfrstsu(:) ! (jfiltsu:jjm) - integer, allocatable:: modfrstnv(:) ! (jfiltnv) - integer, allocatable:: modfrstsv(:) ! (jfiltsv:jjm) - !----------------------------------------------------------- print *, "Call sequence information: inifilr" @@ -78,184 +77,40 @@ PRINT *, 'colat0 = ', colat0 rlamda = iim / (pi * colat0 / grossismx) / sqrt(- eignvl(2: iim)) + call new_unit(unit) + open(unit, file = "modfrst.csv", status = "replace", action = "write") + write(unit, fmt = *) '"rlat (degrees)" modfrst' ! title line - ! Determination de jfiltnu, jfiltsu, jfiltnv, jfiltsv + ! D\'etermination de jfilt[ns][uv] : - jfiltnu = (jjm + 1) / 2 - do while (cos(rlatu(jfiltnu)) >= colat0 & - .or. rlamda(iim) * cos(rlatu(jfiltnu)) >= 1.) - jfiltnu = jfiltnu - 1 - end do - - jfiltsu = jjm / 2 + 2 - do while (cos(rlatu(jfiltsu)) >= colat0 & - .or. rlamda(iim) * cos(rlatu(jfiltsu)) >= 1.) - jfiltsu = jfiltsu + 1 - end do - - jfiltnv = jjm / 2 - do while ((cos(rlatv(jfiltnv)) >= colat0 & - .or. rlamda(iim) * cos(rlatv(jfiltnv)) >= 1.) .and. jfiltnv >= 2) - jfiltnv = jfiltnv - 1 - end do - - if (cos(rlatv(jfiltnv)) >= colat0 & - .or. rlamda(iim) * cos(rlatv(jfiltnv)) >= 1.) then - ! {jfiltnv == 1} - PRINT *, 'Could not find jfiltnv.' - STOP 1 - END IF - - jfiltsv = (jjm + 1)/ 2 + 1 - do while ((cos(rlatv(jfiltsv)) >= colat0 & - .or. rlamda(iim) * cos(rlatv(jfiltsv)) >= 1.) .and. jfiltsv <= jjm - 1) - jfiltsv = jfiltsv + 1 - end do - - IF (cos(rlatv(jfiltsv)) >= colat0 & - .or. rlamda(iim) * cos(rlatv(jfiltsv)) >= 1.) THEN - ! {jfiltsv == jjm} - PRINT *, 'Could not find jfiltsv.' - STOP 1 - END IF + j1 = ifirstloc(rlatu <= 0.) - PRINT *, 'jfiltnu =', jfiltnu - PRINT *, 'jfiltsu =', jfiltsu - PRINT *, 'jfiltnv =', jfiltnv - PRINT *, 'jfiltsv =', jfiltsv + call inifilr_hemisph(rlatu(j1 - 1:2:- 1), colat0, rlamda, unit, eignfnv, & + jfiltnu, matriceun, matrinvn) + jfiltnu = j1 - jfiltnu + matriceun = matriceun(:, :, jfiltnu - 1:1:- 1) + matrinvn = matrinvn(:, :, jfiltnu - 1:1:- 1) - ! D\'etermination de coefil[ns][uv], modfrst[ns][uv]: + call inifilr_hemisph(- rlatu(j1:jjm), colat0, rlamda, unit, eignfnv, & + jfiltsu, matriceus, matrinvs) + jfiltsu = j1 - 1 + jfiltsu - allocate(modfrstnu(2:jfiltnu), modfrstsu(jfiltsu:jjm)) - allocate(modfrstnv(jfiltnv), modfrstsv(jfiltsv:jjm)) - allocate(coefilnu(iim, 2:jfiltnu), coefilsu(iim, jfiltsu:jjm)) - allocate(coefilnv(iim, jfiltnv), coefilsv(iim, jfiltsv:jjm)) - - coefilnu = 0. - coefilnv = 0. - coefilsu = 0. - coefilsv = 0. - - DO j = 2, jfiltnu - modfrstnu(j) = 2 - do while (rlamda(modfrstnu(j)) * cos(rlatu(j)) >= 1. & - .and. modfrstnu(j) <= iim - 1) - modfrstnu(j) = modfrstnu(j) + 1 - end do - - if (rlamda(modfrstnu(j)) * cos(rlatu(j)) < 1.) then - DO i = modfrstnu(j), iim - coefilnu(i, j) = rlamda(i) * cos(rlatu(j)) - 1. - end DO - end if - END DO - - DO j = 1, jfiltnv - modfrstnv(j) = 2 - do while (rlamda(modfrstnv(j)) * cos(rlatv(j)) >= 1. & - .and. modfrstnv(j) <= iim - 1) - modfrstnv(j) = modfrstnv(j) + 1 - end do - - if (rlamda(modfrstnv(j)) * cos(rlatv(j)) < 1.) then - DO i = modfrstnv(j), iim - coefilnv(i, j) = rlamda(i) * cos(rlatv(j)) - 1. - end DO - end if - end DO - - DO j = jfiltsu, jjm - modfrstsu(j) = 2 - do while (rlamda(modfrstsu(j)) * cos(rlatu(j)) >= 1. & - .and. modfrstsu(j) <= iim - 1) - modfrstsu(j) = modfrstsu(j) + 1 - end do - - if (rlamda(modfrstsu(j)) * cos(rlatu(j)) < 1.) then - DO i = modfrstsu(j), iim - coefilsu(i, j) = rlamda(i) * cos(rlatu(j)) - 1. - end DO - end if - end DO - - DO j = jfiltsv, jjm - modfrstsv(j) = 2 - do while (rlamda(modfrstsv(j)) * cos(rlatv(j)) >= 1. & - .and. modfrstsv(j) <= iim - 1) - modfrstsv(j) = modfrstsv(j) + 1 - end do - - if (rlamda(modfrstsv(j)) * cos(rlatv(j)) < 1.) then - DO i = modfrstsv(j), iim - coefilsv(i, j) = rlamda(i) * cos(rlatv(j)) - 1. - end DO - end if - END DO + j1 = ifirstloc(rlatv <= 0.) - call new_unit(unit) - open(unit, file = "inifilr_out.txt", status = "replace", action = "write") - write(unit, fmt = *) '"EIGNVL"', eignvl - write(unit, fmt = *) '"modfrstnu"', modfrstnu - write(unit, fmt = *) '"modfrstsu"', modfrstsu - write(unit, fmt = *) '"modfrstnv"', modfrstnv - write(unit, fmt = *) '"modfrstsv"', modfrstsv - close(unit) + call inifilr_hemisph(rlatv(j1 - 1:1:- 1), colat0, rlamda, unit, eignfnu, & + jfiltnv, matricevn) + jfiltnv = j1 - jfiltnv + matricevn = matricevn(:, :, jfiltnv:1:- 1) - allocate(matriceun(iim, iim, 2:jfiltnu), matrinvn(iim, iim, 2:jfiltnu)) - allocate(matricevn(iim, iim, jfiltnv)) - allocate(matricevs(iim, iim, jfiltsv:jjm)) - allocate(matriceus(iim, iim, jfiltsu:jjm), matrinvs(iim, iim, jfiltsu:jjm)) - - ! Calcul de la matrice filtre 'matriceu' pour les champs situes - ! sur la grille scalaire - - DO j = 2, jfiltnu - eignft(:modfrstnu(j) - 1, :) = 0. - forall (i = modfrstnu(j):iim) eignft(i, :) = eignfnv(:, i) & - * coefilnu(i, j) - matriceun(:, :, j) = matmul(eignfnv, eignft) - END DO - - DO j = jfiltsu, jjm - eignft(:modfrstsu(j) - 1, :) = 0. - forall (i = modfrstsu(j):iim) eignft(i, :) = eignfnv(:, i) & - * coefilsu(i, j) - matriceus(:, :, j) = matmul(eignfnv, eignft) - END DO - - ! Calcul de la matrice filtre 'matricev' pour les champs situes - ! sur la grille de V ou de Z - - DO j = 1, jfiltnv - eignft(:modfrstnv(j) - 1, :) = 0. - forall (i = modfrstnv(j): iim) eignft(i, :) = eignfnu(:, i) & - * coefilnv(i, j) - matricevn(:, :, j) = matmul(eignfnu, eignft) - END DO - - DO j = jfiltsv, jjm - eignft(:modfrstsv(j) - 1, :) = 0. - forall (i = modfrstsv(j):iim) eignft(i, :) = eignfnu(:, i) & - * coefilsv(i, j) - matricevs(:, :, j) = matmul(eignfnu, eignft) - END DO - - ! Calcul de la matrice filtre 'matrinv' pour les champs situes - ! sur la grille scalaire , pour le filtre inverse - - DO j = 2, jfiltnu - eignft(:modfrstnu(j) - 1, :) = 0. - forall (i = modfrstnu(j):iim) eignft(i, :) = eignfnv(:, i) & - * coefilnu(i, j) / (1. + coefilnu(i, j)) - matrinvn(:, :, j) = matmul(eignfnv, eignft) - END DO - - DO j = jfiltsu, jjm - eignft(:modfrstsu(j) - 1, :) = 0. - forall (i = modfrstsu(j):iim) eignft(i, :) = eignfnv(:, i) & - * coefilsu(i, j) / (1. + coefilsu(i, j)) - matrinvs(:, :, j) = matmul(eignfnv, eignft) - END DO + call inifilr_hemisph(- rlatv(j1:jjm), colat0, rlamda, unit, eignfnu, & + jfiltsv, matricevs) + jfiltsv = j1 - 1 + jfiltsv + + close(unit) + PRINT *, 'jfiltnu =', jfiltnu + PRINT *, 'jfiltsu =', jfiltsu + PRINT *, 'jfiltnv =', jfiltnv + PRINT *, 'jfiltsv =', jfiltsv END SUBROUTINE inifilr