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MODULE mod_filtre_fft_loc |
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LOGICAL,SAVE :: use_filtre_fft |
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REAL,SAVE,ALLOCATABLE :: Filtre_u(:,:) |
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REAL,SAVE,ALLOCATABLE :: Filtre_v(:,:) |
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REAL,SAVE,ALLOCATABLE :: Filtre_inv(:,:) |
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CONTAINS |
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✗ |
SUBROUTINE Init_filtre_fft(coeffu,modfrstu,jfiltnu,jfiltsu,coeffv,modfrstv,jfiltnv,jfiltsv) |
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USE mod_fft |
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IMPLICIT NONE |
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include 'dimensions.h' |
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REAL, INTENT(IN) :: coeffu(iim,jjm) |
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INTEGER,INTENT(IN) :: modfrstu(jjm) |
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INTEGER,INTENT(IN) :: jfiltnu |
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INTEGER,INTENT(IN) :: jfiltsu |
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REAL, INTENT(IN) :: coeffv(iim,jjm) |
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INTEGER,INTENT(IN) :: modfrstv(jjm) |
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INTEGER,INTENT(IN) :: jfiltnv |
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INTEGER,INTENT(IN) :: jfiltsv |
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INTEGER :: index_vp(iim) |
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INTEGER :: i,j |
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✗ |
index_vp(1)=1 |
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✗ |
DO i=1,iim/2 |
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✗ |
index_vp(i+1)=i*2 |
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ENDDO |
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✗ |
DO i=1,iim/2-1 |
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✗ |
index_vp(iim/2+i+1)=iim-2*i+1 |
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ENDDO |
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✗ |
ALLOCATE(Filtre_u(iim,jjm)) |
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✗ |
ALLOCATE(Filtre_v(iim,jjm)) |
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ALLOCATE(Filtre_inv(iim,jjm)) |
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✗ |
DO j=2,jfiltnu |
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✗ |
DO i=1,iim |
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IF (index_vp(i) < modfrstu(j)) THEN |
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Filtre_u(i,j)=0 |
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ELSE |
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Filtre_u(i,j)=coeffu(index_vp(i),j) |
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ENDIF |
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ENDDO |
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ENDDO |
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✗ |
DO j=jfiltsu,jjm |
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✗ |
DO i=1,iim |
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IF (index_vp(i) < modfrstu(j)) THEN |
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Filtre_u(i,j)=0 |
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ELSE |
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Filtre_u(i,j)=coeffu(index_vp(i),j) |
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ENDIF |
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ENDDO |
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ENDDO |
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✗ |
DO j=1,jfiltnv |
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DO i=1,iim |
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IF (index_vp(i) < modfrstv(j)) THEN |
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Filtre_v(i,j)=0 |
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ELSE |
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Filtre_v(i,j)=coeffv(index_vp(i),j) |
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ENDIF |
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ENDDO |
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ENDDO |
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✗ |
DO j=jfiltsv,jjm |
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DO i=1,iim |
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IF (index_vp(i) < modfrstv(j)) THEN |
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Filtre_v(i,j)=0 |
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ELSE |
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Filtre_v(i,j)=coeffv(index_vp(i),j) |
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ENDIF |
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ENDDO |
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ENDDO |
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✗ |
DO j=2,jfiltnu |
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DO i=1,iim |
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IF (index_vp(i) < modfrstu(j)) THEN |
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Filtre_inv(i,j)=0 |
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ELSE |
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Filtre_inv(i,j)=coeffu(index_vp(i),j)/(1.+coeffu(index_vp(i),j)) |
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ENDIF |
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ENDDO |
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ENDDO |
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✗ |
DO j=jfiltsu,jjm |
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DO i=1,iim |
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IF (index_vp(i) < modfrstu(j)) THEN |
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Filtre_inv(i,j)=0 |
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ELSE |
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Filtre_inv(i,j)=coeffu(index_vp(i),j)/(1.+coeffu(index_vp(i),j)) |
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ENDIF |
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ENDDO |
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ENDDO |
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! CALL Init_FFT(iim,(jjm+1)*(llm+1)) |
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✗ |
END SUBROUTINE Init_filtre_fft |
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✗ |
SUBROUTINE Filtre_u_fft(vect_inout,jjb,jje,jj_begin,jj_end,nbniv) |
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USE mod_fft |
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IMPLICIT NONE |
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include 'dimensions.h' |
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INTEGER,INTENT(IN) :: jjb |
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INTEGER,INTENT(IN) :: jje |
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INTEGER,INTENT(IN) :: jj_begin |
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INTEGER,INTENT(IN) :: jj_end |
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INTEGER,INTENT(IN) :: nbniv |
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REAL,INTENT(INOUT) :: vect_inout(iim+1,jjb:jje,nbniv) |
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REAL :: vect(iim+inc,jj_end-jj_begin+1,nbniv) |
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COMPLEX :: TF_vect(iim/2+1,jj_end-jj_begin+1,nbniv) |
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INTEGER :: nb_vect |
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INTEGER :: i,j,l |
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INTEGER :: ll_nb |
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! REAL :: vect_tmp(iim+inc,jj_end-jj_begin+1,nbniv) |
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ll_nb=0 |
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!$OMP DO SCHEDULE(STATIC,OMP_CHUNK) |
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DO l=1,nbniv |
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ll_nb=ll_nb+1 |
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DO j=1,jj_end-jj_begin+1 |
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DO i=1,iim+1 |
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vect(i,j,ll_nb)=vect_inout(i,j+jj_begin-1,l) |
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ENDDO |
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ENDDO |
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ENDDO |
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!$OMP END DO NOWAIT |
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nb_vect=(jj_end-jj_begin+1)*ll_nb |
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! vect_tmp=vect |
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CALL FFT_forward(vect,TF_vect,nb_vect) |
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! CALL FFT_forward(vect,TF_vect_test,nb_vect) |
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! PRINT *,"XXXXXXXXXXXXX Filtre_u_FFT xxxxxxxxxxxx" |
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! DO j=1,jj_end-jj_begin+1 |
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! DO i=1,iim/2+1 |
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! PRINT *,"====",i,j,"----->",TF_vect_test(i,j,1) |
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! ENDDO |
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! ENDDO |
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DO l=1,ll_nb |
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DO j=1,jj_end-jj_begin+1 |
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DO i=1,iim/2+1 |
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TF_vect(i,j,l)=TF_vect(i,j,l)*Filtre_u(i,jj_begin+j-1) |
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ENDDO |
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ENDDO |
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ENDDO |
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✗ |
CALL FFT_backward(TF_vect,vect,nb_vect) |
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! CALL FFT_backward(TF_vect_test,vect_test,nb_vect) |
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! PRINT *,"XXXXXXXXXXXXX Filtre_u_FFT xxxxxxxxxxxx" |
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! DO j=1,jj_end-jj_begin+1 |
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! DO i=1,iim |
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! PRINT *,"====",i,j,"----->",vect_test(i,j,1) |
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! ENDDO |
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! ENDDO |
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ll_nb=0 |
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!$OMP DO SCHEDULE(STATIC,OMP_CHUNK) |
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DO l=1,nbniv |
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ll_nb=ll_nb+1 |
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DO j=1,jj_end-jj_begin+1 |
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DO i=1,iim+1 |
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vect_inout(i,j+jj_begin-1,l)=vect(i,j,ll_nb) |
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ENDDO |
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ENDDO |
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ENDDO |
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!$OMP END DO NOWAIT |
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✗ |
END SUBROUTINE Filtre_u_fft |
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✗ |
SUBROUTINE Filtre_v_fft(vect_inout,jjb,jje,jj_begin,jj_end,nbniv) |
| 184 |
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USE mod_fft |
| 185 |
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IMPLICIT NONE |
| 186 |
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INCLUDE 'dimensions.h' |
| 187 |
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INTEGER,INTENT(IN) :: jjb |
| 188 |
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INTEGER,INTENT(IN) :: jje |
| 189 |
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INTEGER,INTENT(IN) :: jj_begin |
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INTEGER,INTENT(IN) :: jj_end |
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INTEGER,INTENT(IN) :: nbniv |
| 192 |
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REAL,INTENT(INOUT) :: vect_inout(iim+1,jjb:jje,nbniv) |
| 193 |
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| 194 |
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✗ |
REAL :: vect(iim+inc,jj_end-jj_begin+1,nbniv) |
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✗ |
COMPLEX :: TF_vect(iim/2+1,jj_end-jj_begin+1,nbniv) |
| 196 |
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INTEGER :: nb_vect |
| 197 |
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INTEGER :: i,j,l |
| 198 |
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INTEGER :: ll_nb |
| 199 |
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| 200 |
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ll_nb=0 |
| 201 |
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!$OMP DO SCHEDULE(STATIC,OMP_CHUNK) |
| 202 |
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✗ |
DO l=1,nbniv |
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ll_nb=ll_nb+1 |
| 204 |
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✗ |
DO j=1,jj_end-jj_begin+1 |
| 205 |
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✗ |
DO i=1,iim+1 |
| 206 |
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vect(i,j,ll_nb)=vect_inout(i,j+jj_begin-1,l) |
| 207 |
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ENDDO |
| 208 |
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ENDDO |
| 209 |
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ENDDO |
| 210 |
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!$OMP END DO NOWAIT |
| 211 |
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| 212 |
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| 213 |
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nb_vect=(jj_end-jj_begin+1)*ll_nb |
| 214 |
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| 215 |
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CALL FFT_forward(vect,TF_vect,nb_vect) |
| 216 |
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| 217 |
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✗ |
DO l=1,ll_nb |
| 218 |
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DO j=1,jj_end-jj_begin+1 |
| 219 |
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DO i=1,iim/2+1 |
| 220 |
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TF_vect(i,j,l)=TF_vect(i,j,l)*Filtre_v(i,jj_begin+j-1) |
| 221 |
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ENDDO |
| 222 |
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ENDDO |
| 223 |
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ENDDO |
| 224 |
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| 225 |
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✗ |
CALL FFT_backward(TF_vect,vect,nb_vect) |
| 226 |
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| 227 |
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| 228 |
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ll_nb=0 |
| 229 |
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!$OMP DO SCHEDULE(STATIC,OMP_CHUNK) |
| 230 |
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DO l=1,nbniv |
| 231 |
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ll_nb=ll_nb+1 |
| 232 |
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✗ |
DO j=1,jj_end-jj_begin+1 |
| 233 |
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✗ |
DO i=1,iim+1 |
| 234 |
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✗ |
vect_inout(i,j+jj_begin-1,l)=vect(i,j,ll_nb) |
| 235 |
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ENDDO |
| 236 |
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ENDDO |
| 237 |
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ENDDO |
| 238 |
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!$OMP END DO NOWAIT |
| 239 |
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| 240 |
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✗ |
END SUBROUTINE Filtre_v_fft |
| 241 |
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| 242 |
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| 243 |
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✗ |
SUBROUTINE Filtre_inv_fft(vect_inout,jjb,jje,jj_begin,jj_end,nbniv) |
| 244 |
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USE mod_fft |
| 245 |
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IMPLICIT NONE |
| 246 |
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INCLUDE 'dimensions.h' |
| 247 |
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INTEGER,INTENT(IN) :: jjb |
| 248 |
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INTEGER,INTENT(IN) :: jje |
| 249 |
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INTEGER,INTENT(IN) :: jj_begin |
| 250 |
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INTEGER,INTENT(IN) :: jj_end |
| 251 |
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INTEGER,INTENT(IN) :: nbniv |
| 252 |
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REAL,INTENT(INOUT) :: vect_inout(iim+1,jjb:jje,nbniv) |
| 253 |
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| 254 |
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✗ |
REAL :: vect(iim+inc,jj_end-jj_begin+1,nbniv) |
| 255 |
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✗ |
COMPLEX :: TF_vect(iim/2+1,jj_end-jj_begin+1,nbniv) |
| 256 |
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INTEGER :: nb_vect |
| 257 |
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INTEGER :: i,j,l |
| 258 |
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INTEGER :: ll_nb |
| 259 |
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| 260 |
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ll_nb=0 |
| 261 |
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!$OMP DO SCHEDULE(STATIC,OMP_CHUNK) |
| 262 |
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✗ |
DO l=1,nbniv |
| 263 |
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✗ |
ll_nb=ll_nb+1 |
| 264 |
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✗ |
DO j=1,jj_end-jj_begin+1 |
| 265 |
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✗ |
DO i=1,iim+1 |
| 266 |
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✗ |
vect(i,j,ll_nb)=vect_inout(i,j+jj_begin-1,l) |
| 267 |
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ENDDO |
| 268 |
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ENDDO |
| 269 |
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ENDDO |
| 270 |
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!$OMP END DO NOWAIT |
| 271 |
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| 272 |
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✗ |
nb_vect=(jj_end-jj_begin+1)*ll_nb |
| 273 |
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| 274 |
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✗ |
CALL FFT_forward(vect,TF_vect,nb_vect) |
| 275 |
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| 276 |
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✗ |
DO l=1,ll_nb |
| 277 |
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✗ |
DO j=1,jj_end-jj_begin+1 |
| 278 |
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✗ |
DO i=1,iim/2+1 |
| 279 |
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✗ |
TF_vect(i,j,l)=TF_vect(i,j,l)*Filtre_inv(i,jj_begin+j-1) |
| 280 |
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ENDDO |
| 281 |
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ENDDO |
| 282 |
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ENDDO |
| 283 |
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| 284 |
|
✗ |
CALL FFT_backward(TF_vect,vect,nb_vect) |
| 285 |
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| 286 |
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ll_nb=0 |
| 287 |
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!$OMP DO SCHEDULE(STATIC,OMP_CHUNK) |
| 288 |
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✗ |
DO l=1,nbniv |
| 289 |
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✗ |
ll_nb=ll_nb+1 |
| 290 |
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✗ |
DO j=1,jj_end-jj_begin+1 |
| 291 |
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✗ |
DO i=1,iim+1 |
| 292 |
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✗ |
vect_inout(i,j+jj_begin-1,l)=vect(i,j,ll_nb) |
| 293 |
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ENDDO |
| 294 |
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ENDDO |
| 295 |
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ENDDO |
| 296 |
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!$OMP END DO NOWAIT |
| 297 |
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| 298 |
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✗ |
END SUBROUTINE Filtre_inv_fft |
| 299 |
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| 300 |
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| 301 |
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! SUBROUTINE get_ll_index(nbniv,ll_index,ll_nb) |
| 302 |
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! IMPLICIT NONE |
| 303 |
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! INTEGER,INTENT(IN) :: nbniv |
| 304 |
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! INTEGER,INTENT(OUT) :: ll_index(nbniv) |
| 305 |
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! INTEGER,INTENT(OUT) :: ll_nb |
| 306 |
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! |
| 307 |
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! INTEGER :: l,ll_begin, ll_end |
| 308 |
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! INTEGER :: omp_rank,omp_size |
| 309 |
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! INTEGER :: OMP_GET_NUM_THREADS |
| 310 |
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! INTEGER :: omp_chunk |
| 311 |
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! EXTERNAL OMP_GET_NUM_THREADS |
| 312 |
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! INTEGER :: OMP_GET_THREAD_NUM |
| 313 |
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! EXTERNAL OMP_GET_THREAD_NUM |
| 314 |
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! |
| 315 |
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! |
| 316 |
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! omp_size=OMP_GET_NUM_THREADS() |
| 317 |
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! omp_rank=OMP_GET_THREAD_NUM() |
| 318 |
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! omp_chunk=nbniv/omp_size+min(1,MOD(nbniv,omp_size)) |
| 319 |
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! |
| 320 |
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! ll_begin=omp_rank*OMP_CHUNK+1 |
| 321 |
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! ll_nb=0 |
| 322 |
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! DO WHILE (ll_begin<=nbniv) |
| 323 |
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! ll_end=min(ll_begin+OMP_CHUNK-1,nbniv) |
| 324 |
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! DO l=ll_begin,ll_end |
| 325 |
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! ll_nb=ll_nb+1 |
| 326 |
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! ll_index(ll_nb)=l |
| 327 |
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! ENDDO |
| 328 |
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! ll_begin=ll_begin+omp_size*OMP_CHUNK |
| 329 |
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! ENDDO |
| 330 |
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! |
| 331 |
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! END SUBROUTINE get_ll_index |
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END MODULE mod_filtre_fft_loc |
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