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securitycopy-composite.F90
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!=====================================================================
! Genera o lee las condiciones iniciales (Campos u,v,w,p)
! Inicializa las arrays para estadisticas
! Lee la malla en la direccion Y
!
! Lee todos los planos YX donde estan los campos y la presion en R*4 y
! los copia en R*8 en los buffers (u,v,w,p).
!
! El master se copia su campo correspondiente y luego envia como R*4 los trozos a
! los otros cores que se lo copian como R*8
!
! ACHTUNG!! allocates one input plane, check there is space
!==========================================================================
#define MB *1024*1024
#define MAXPE 64*1024
#define MAXCHARLEN 250
subroutine getstartzy(u,v,w,p,dt,mpiid)
use alloc_dns
use statistics
use names
use point
use genmod
use ctesp
implicit none
include "mpif.h"
! ---------------------------- I/O -----------------------------------!
real(8),dimension(nz1,ny,ib:ie) :: v,p
real(8),dimension(nz1,ny+1,ib:ie):: u,w
real*4, dimension(:,:,:),allocatable:: resu
! -------------------------- Work ----------------------------------------!
integer status(MPI_STATUS_SIZE),ierr,mpiid,commu,tipo,sidio,nfile,mpiw1,mpiw2,mpiw3,mpiw4
integer nxr,nyr,nzr,nz1r,nzz,j,i,k,l,dot,lim2,rsize,irec,rsize1,rsize2,ji
integer*8:: chunks1,chunks2,chunksM1,chunksM2,chunkfbs
real(8) jk,dt,dum(20)
real*8,dimension(:),allocatable::dummy
character text*99, uchar*1
character(len=MAXCHARLEN),intent(out):: fil1,fil2,fil3,fil4
! -------------------------- Programa ----------------------------------!
commu=MPI_COMM_WORLD
tipo=MPI_real4
fil1=chinit(1:index(chinit,' ')-1)//'.'//'u'
fil2=chinit(1:index(chinit,' ')-1)//'.'//'v'
fil3=chinit(1:index(chinit,' ')-1)//'.'//'w'
fil4=chinit(1:index(chinit,' ')-1)//'.'//'p'
#ifdef RPARALLEL
nfile=1 !Number of files for parallel IO
chunkfbs=2*1024*1024 !File block system 2Mb
chunks1 =nz1*(ny+1)*(ie-ib+1)*4 !Number of bytes in R4 for LocalBuffer
chunks2 =nz1*(ny )*(ie-ib+1)*4 !Number of bytes in R4 for LocalBuffer
chunksM1=nz1*(ny+1)*(ie-ib+1+1)*4 !Number of bytes in R4 for the Master Node
chunksM2=nz1*(ny )*(ie-ib+1+1)*4 !Number of bytes in R4 for the Master Node
if(mpiid.eq.0) then
write(*,*) '-------------------------CHUNKS (Mb)---------------------------------------------------'
write(*,*) ' chunks1 chunks2 chunksM1 chunksM2 chunkfbs'
write(*,'(5F18.3)') 1.0*chunks1/1024/1024,1.0*chunks2/1024/1024,1.0*chunksM1/1024/1024,1.0*chunksM2/1024/1024,1.0*chunkfbs/1024/1024
write(*,*) '----------------------------------------------------------------------------------'
endif
!PARALLEL WRITTER ==================================================================
!First the header and last the field
if(mpiid.ne.0) then
allocate (resu(nz1,ny+1,ie-ib+1),stat=ierr);resu=0 !R4 buffer to convert R8 variables
if(ierr.ne.0) write(*,*) "ERROR ALLOCATING RESU"
!Reading u:
call blockread(fil1,commu,resu,chunks1,nfile,mpiid,sidio)
u=real(resu,kind=8)
!Reading v:
call blockread (fil2,commu,resu(:,1:ny,:),chunks2,nfile,mpiid,sidio)
v=real(resu(:,1:ny,:),kind=8)
!Reading w:
call blockread (fil3,commu,resu,chunks1,nfile,mpiid,sidio)
w=real(resu,kind=8)
!Reading p:
call blockread (fil4,commu,resu(:,1:ny,:),chunks2,nfile,mpiid,sidio)
p=real(resu(:,1:ny,:),kind=8)
deallocate (resu)
else
allocate (resu(nz1,ny+1,(ie-ib+1)+1),stat=ierr);resu=0 !R4 buffer to convert R8 variables
if(ierr.ne.0) write(*,*) "ERROR ALLOCATING RESU"
write(*,'(a75,f10.4,a3)') 'Size of the allocated buffer in order to read:',size(resu)*4.0/1024/1024,'Mb'
!Reading u:
call readheader(fil1)
call blockread (fil1,commu,resu,chunksM1,nfile,mpiid,sidio)
u =real(resu(:,:,2:),kind=8)
u0=real(resu(1,:,2 ),kind=8)
! write(*,*) 'Reading from file u0-Nagib:'
! open (110,file='u0-nagib',form='unformatted',status='old')
! read(110) u0(1:ny+1)
! close(110)
!Reading v:
call blockread (fil2,commu,resu(:,1:ny,:),chunksM2,nfile,mpiid,sidio)
v= real(resu(:,1:ny,2:),kind=8)
v0=real(resu(1,1:ny,2 ),kind=8)
! write(*,*) 'Reading from file V0-Nagib:'
! open (110,file='v0-nagib',form='unformatted',status='old')
! read(110) v0(1:ny)
! close(110)
! v0=v0/v0(ny)*vmagic(1)
!Reading w:
call blockread (fil3,commu,resu,chunksM1,nfile,mpiid,sidio)
w=real(resu(:,:,2:),kind=8)
!Reading p:
call blockread (fil4,commu,resu(:,1:ny,:),chunksM2,nfile,mpiid,sidio)
p=real(resu(:,1:ny,2:),kind=8)
deallocate (resu)
write(*,*)
write(*,*) '=========================================================================='
write(*,*) 'Done Reading', trim(chinit),' fields'
write(*,*) '=========================================================================='
endif
call MPI_BARRIER(commu,ierr)
if(mpiid.eq.0) write(*,*) 'cambiando los perfiles:'
! ! Fixing PROFILES
! if(ib.le.500 .and. ie.ge.500) then
! write(*,*) 'soy el id...bucle1',mpiid,ib,ie
! do j=251,ny+1
! u(:,j,500:ie)=u(:,250,500:ie)
! enddo !copying last point
! elseif (ib.gt.500 .and. ie.le.700) then
! write(*,*) 'soy el id...bucle2',mpiid,ib,ie
! do j=251,ny+1
! u(:,j,:)=u(:,250,:)
! enddo
! elseif (ib.le.700 .and. ie.ge.700) then
! write(*,*) 'soy el id...bucle3',mpiid,ib,ie
! do j=251,ny+1
! u(:,j,ib:700)=u(:,j,ib:700)
! enddo
! endif
#endif
#ifdef RSERIAL
! lee el fichero
if (mpiid.eq.0) then
write(*,*) 'Leyendo del fichero'
write(*,*) fil1
rsize=2*nz2*(ny+1)*4
open (20,file=fil1,status='old',form='unformatted',access='direct',recl=rsize)
write(*,*) 'BG: file open, reading tiempo and dimensions'
read(20,rec=1) uchar,tiempo,jk,jk,jk,jk,jk,nxr,nyr,nzr
write(*,*) '==========================================='
write(*,*) 'in file ', uchar,tiempo,nxr,nyr,nzr
write(*,*) 'in ctes ',nx,ny,nz2
close(20)
endif
call MPI_BCAST(nxr,1,mpi_integer,0,commu,ierr)
call MPI_BCAST(nzr,1,mpi_integer,0,commu,ierr)
call MPI_BCAST(nyr,1,mpi_integer,0,commu,ierr)
if (ny.ne.nyr) then
if (mpiid==0) write(*,*) 'changing the y grid has to be done separately'
if (mpiid==0) write(*,*) 'ny=',ny,'nyr',nyr
stop
elseif (nx.ne.nxr) then
if (mpiid==0) write(*,*) 'changing the x grid has to be done separately'
if (mpiid==0) write(*,*) 'nx=',nx,'nxr',nxr
endif
u = 0d0
v = 0d0
w = 0d0
p = 0d0
nz1r=2*(nzr+1)
rsize = nz1r*(ny+1)*4
rsize1 = nz1r*(ny+1)
rsize2 = nz1r*(ny )
! nzz = min(nz1r,nz1)
nzz = nz1r !now nz1r can be > than nz1.
allocate (resu(nz1r,ny+1,4))
if (mpiid.eq.0) then
open (10,file=fil1,status='unknown', &
& form='unformatted',access='direct',recl=rsize1*4)
#ifdef OLDHEADER
!%%%%%%%%%%%%%%%%%%%%% viejas o nuevas cabeceras! %%%%%%%%%%%%%%%%%%%%
allocate(dummy(0:nxr+1))
read(10,rec=1) uchar,tiempo,jk,jk,jk,jk,jk,nxr,nyr,nzr,ji,timeinit,dt, &
& dum, (dummy(i), i=0,nxr+1), (y(i), i=0,nyr+1), (um(i), i=1,nyr+1)
#else
read(10,rec=1) uchar,tiempo,jk,jk,jk,jk,jk,nxr,nyr,nzr,ji,timeinit,dt, &
& (y(i), i=0,nyr+1), (um(i), i=1,nyr+1)
#endif
!%%%%%%%%%%%%%%%%%%%%% viejas o nuevas cabeceras! %%%%%%%%%%%%%%%%%%%%
write(*,*) 'in file ', uchar,tiempo,nxr,nyr,nzr
write(*,*) ' x y um'
write(*,*) '--------------------------------------------------------------------'
do i=1,10
write(*,'(3f20.6)') x(i),y(i),um(i)
enddo
!opening rest of the files:
open (11,file=fil2,status='unknown', &
& form='unformatted',access='direct',recl=rsize2*4)
open (12,file=fil3,status='unknown', &
& form='unformatted',access='direct',recl=rsize1*4)
open (13,file=fil4,status='unknown', &
& form='unformatted',access='direct',recl=rsize2*4)
write(*,*) '----- files OPEN ------'
write(*,*) fil1
write(*,*) fil2
write(*,*) fil3
write(*,*) fil4
endif
if (mpiid.eq.0) then
irec=1
!! start reading the flow field
do i=ib,ie
irec = irec+1
read(10,rec=irec) resu(1:nzz,1:ny+1,1)
read(11,rec=irec) resu(1:nzz,1:ny,2)
read(12,rec=irec) resu(1:nzz,1:ny+1,3)
read(13,rec=irec) resu(1:nzz,1:ny,4)
u(1:nz1,1:ny+1,i) = resu(1:nz1,1:ny+1,1)
v(1:nz1,1:ny,i) = resu(1:nz1,1:ny,2)
w(1:nz1,1:ny+1,i) = resu(1:nz1,1:ny+1,3)
p(1:nz1,1:ny,i) = resu(1:nz1,1:ny,4)
if (i==1) then
u0=resu(1,:,1)
v0=resu(1,1:ny,2)
endif
enddo
do dot = 1,nummpi-1 ! -- read for the other nodes
do i= ibeg(dot),iend(dot)
if (mod(i,200).eq.0) write(*,*) 'Read & Send up to:',i
irec = irec+1
read(10,rec=irec) resu(1:nzz,1:ny+1,1)
read(11,rec=irec) resu(1:nzz,1:ny,2)
read(12,rec=irec) resu(1:nzz,1:ny+1,3)
read(13,rec=irec) resu(1:nzz,1:ny,4)
call MPI_SEND(resu,rsize,tipo,dot,1,commu,ierr)
enddo
enddo
close(10);close(11);close(12);close(13)
call flush(6)
else ! --- the other nodes receive the information
do i=ib,ie
call MPI_RECV(resu,rsize,tipo,0,1,commu,status,ierr)
u(1:nz1,1:ny+1,i) = resu(1:nz1,1:ny+1,1)
v(1:nz1,1:ny,i) = resu(1:nz1,1:ny,2)
w(1:nz1,1:ny+1,i) = resu(1:nz1,1:ny+1,3)
p(1:nz1,1:ny,i) = resu(1:nz1,1:ny,4)
enddo
endif
deallocate(resu)
#endif
#ifdef RSERIAL4
!MPI Readers nodes:
mpiw1=0
mpiw2=nummpi/4
mpiw3=nummpi/2
mpiw4=3*nummpi/4
! lee el fichero
if (mpiid.eq.mpiw1) then
write(*,*) 'Leyendo del fichero'
write(*,*) fil1
rsize=2*nz2*(ny+1)*4
open (20,file=fil1,status='old',form='unformatted',access='direct',recl=rsize)
write(*,*) 'BG: file open, reading tiempo and dimensions'
read(20,rec=1) uchar,tiempo,jk,jk,jk,jk,jk,nxr,nyr,nzr
write(*,*) '==========================================='
write(*,*) 'in file ', uchar,tiempo,nxr,nyr,nzr
write(*,*) 'in ctes ',nx,ny,nz2
close(20)
endif
call MPI_BCAST(nxr,1,mpi_integer,0,commu,ierr)
call MPI_BCAST(nzr,1,mpi_integer,0,commu,ierr)
call MPI_BCAST(nyr,1,mpi_integer,0,commu,ierr)
if (ny.ne.nyr) then
if (mpiid==0) write(*,*) 'changing the y grid has to be done separately'
if (mpiid==0) write(*,*) 'ny=',ny,'nyr',nyr
stop
elseif (nx.ne.nxr) then
if (mpiid==0) write(*,*) 'changing the x grid has to be done separately'
if (mpiid==0) write(*,*) 'nx=',nx,'nxr',nxr
endif
u = 0d0;v = 0d0;w = 0d0;p = 0d0
nz1r = 2*(nzr+1)
rsize = nz1r*(ny+1)*4
rsize1 = nz1r*(ny+1)
rsize2 = nz1r*(ny )
nzz = min(nz1r,nz1)
allocate (resu(nz1r,ny+1,4))
if (mpiid.eq.mpiw1) then
open (10,file=fil1,status='unknown', &
& form='unformatted',access='direct',recl=rsize1*4)
read(10,rec=1) uchar,tiempo,jk,jk,jk,jk,jk,nxr,nyr,nzr,ji,timeinit,dt, &
& (y(i), i=0,nyr+1), (um(i), i=1,nyr+1)
write(*,*) 'in file ', uchar,tiempo,nxr,nyr,nzr
write(*,*) ' x y um'
write(*,*) '--------------------------------------------------------------------'
do i=1,10
write(*,'(3f20.6)') x(i),y(i),um(i)
enddo
irec=1
!! start reading the flow field
do i=ib,ie
irec = irec+1
read(10,rec=irec) resu(1:nzz,1:ny+1,1)
u(1:nzz,1:ny+1,i) = resu(1:nzz,1:ny+1,1)
if (i==1) then
u0=resu(1,:,1)
endif
enddo
do dot = 1,nummpi-1 ! -- read for the other nodes
do i= ibeg(dot),iend(dot)
if (mod(i,200).eq.0) write(*,*) 'U: Read & Send up to:',i
irec = irec+1
read(10,rec=irec) resu(1:nzz,1:ny+1,1)
call MPI_SEND(resu(:,:,1),rsize1,tipo,dot,1,commu,ierr)
enddo
enddo
close(10);
else ! --- the other nodes receive the information
do i=ib,ie
call MPI_RECV(resu(:,:,1),rsize1,tipo,0,1,commu,status,ierr)
u(1:nzz,1:ny+1,i) = resu(1:nzz,1:ny+1,1)
enddo
endif
!-----------------------------------
if (mpiid.eq.mpiw2) then
open (11,file=fil2,status='unknown', &
& form='unformatted',access='direct',recl=rsize2*4)
irec=1
!! start reading the flow field
do i=ib,ie
irec = irec+1
read(11,rec=irec) resu(1:nzz,1:ny,2)
v(1:nzz,1:ny,i) = resu(1:nzz,1:ny,2)
if (i==1) then
u0=resu(1,:,1)
endif
enddo
do dot = 0,nummpi-1 ! -- read for the other nodes
if(dot.ne.mpiw2) then
do i= ibeg(dot),iend(dot)
if (mod(i,200).eq.0) write(*,*) 'V: Read & Send up to:',i
irec = irec+1
read(11,rec=irec) resu(1:nzz,1:ny,2)
call MPI_SEND(resu(:,:,2),rsize1,tipo,dot,2,commu,ierr)
enddo
endif
enddo
close(11)
else ! --- the other nodes receive the information
do i=ib,ie
call MPI_RECV(resu(:,:,2),rsize1,tipo,0,2,commu,status,ierr)
v(1:nzz,1:ny,i) = resu(1:nzz,1:ny,2)
enddo
endif
!-----------------------------------
if (mpiid.eq.mpiw3) then
open (12,file=fil3,status='unknown', &
& form='unformatted',access='direct',recl=rsize1*4)
irec=1
!! start reading the flow field
do i=ib,ie
irec = irec+1
read(12,rec=irec) resu(1:nzz,1:ny+1,3)
w(1:nzz,1:ny+1,i) = resu(1:nzz,1:ny+1,3)
enddo
do dot = 0,nummpi-1
if(dot.ne.mpiw3) then
do i= ibeg(dot),iend(dot)
if (mod(i,200).eq.0) write(*,*) 'W: Read & Send up to:',i
irec = irec+1
read(12,rec=irec) resu(1:nzz,1:ny+1,3)
call MPI_SEND(resu(:,:,3),rsize1,tipo,dot,3,commu,ierr)
enddo
endif
enddo
close(12)
else
do i=ib,ie
call MPI_RECV(resu(:,:,3),rsize1,tipo,0,3,commu,status,ierr)
w(1:nzz,1:ny+1,i) = resu(1:nzz,1:ny+1,3)
enddo
endif
!-----------------------------------
if (mpiid.eq.mpiw4) then
open (13,file=fil4,status='unknown', &
& form='unformatted',access='direct',recl=rsize2*4)
irec=1
do i=ib,ie
irec = irec+1
read(13,rec=irec) resu(1:nzz,1:ny,4)
p(1:nzz,1:ny,i) = resu(1:nzz,1:ny,4)
enddo
do dot = 0,nummpi-1
if(dot.ne.mpiw4) then
do i= ibeg(dot),iend(dot)
if (mod(i,200).eq.0) write(*,*) 'UV: Read & Send up to:',i
irec = irec+1
read(13,rec=irec) resu(1:nzz,1:ny,4)
call MPI_SEND(resu(:,:,4),rsize1,tipo,dot,4,commu,ierr)
enddo
endif
enddo
close(13)
else
do i=ib,ie
call MPI_RECV(resu(:,:,4),rsize1,tipo,0,4,commu,status,ierr)
p(1:nzz,1:ny,i) = resu(1:nzz,1:ny,4)
enddo
endif
call MPI_BARRIER(commu,ierr)
deallocate(resu)
#endif
if(mpiid.eq.0) then
! write(*,*) "Reading Y from file...."
! open (110,file='ybg713',form='unformatted',status='old')
! read(110) (y(i), i=0,ny+1)
! close(110)
write(*,*) 'Values of Y grid and Um after reading:'
write(*,*) ' y um u0 v0 '
write(*,*) '---------------------------------'
do i=1,4
write(*,'(4f12.9)') y(i-1),um(i),u0(i),v0(i)
enddo
write(*,*) '---------------------------------'
do i=ny-3,ny+1
write(*,'(4f12.9)') y(i-1),um(i),u0(i),v0(i)
enddo
endif
call MPI_BCAST(tiempo,1,mpi_real8,0,commu,ierr)
call MPI_BCAST(y,ny+2,mpi_real8,0,commu,ierr)
call MPI_BCAST(dt,1,mpi_real8,0,commu,ierr)
call mpi_barrier(mpi_comm_world,ierr)
end subroutine getstartzy
! -------------------------------------------------------------------!
! -------------------------------------------------------------------!
! -------------------------------------------------------------------!
! ------------ PARALLEL READING SUBROUTINES ------------------------!
! -------------------------------------------------------------------!
! -------------------------------------------------------------------!
! -------------------------------------------------------------------!
subroutine blockread(filename,comm,localbuffer,chunksize,&
& nfiles,rank,sid)
! Read a buffer localbuffer to a single file concurrently using all
! the MPI processes
! Input arguments:
!
! filename: String. Name of the file
! comm: MPI communicator
! localbuffer: Buffer to be read
! chunksize: Amount of **bytes** read from localbuffer. Please, do not
! play weird games and use the same size of localbuffer
! fsblksize: File system block size. GPFS is 2 MB
! nfiles: Put a variable that contains 1 here. Not the literal. Writing
! files is not supported yet.
! rank: Rank of the MPI process
! sid: File id, different from the OS file and obtained from the parallel
! opening process
#ifndef BG
use mpi
#endif
implicit none
#ifdef BG
include 'mpif.h'
#endif
character(len=MAXCHARLEN),intent(in):: filename
integer,intent(in):: comm
integer*8,intent(in):: chunksize
character,dimension(chunksize),intent(in):: localbuffer
integer,intent(in):: nfiles
integer,intent(in):: rank
integer,intent(out):: sid
character(len=MAXCHARLEN) :: newfname = 'newfile'
integer:: lcomm,ierr,rankl
integer*8:: btoread,bread,feof
integer*8:: sumsize,bsumread,left
real*8:: checksum_read_fp
integer:: chunkcnt
integer:: i !remove after testing
#ifdef TIMER
real*8:: barr1time,barr2time
real*8:: readtime,greadtime
real*8:: starttime,gstarttime
real*8:: opentime,closetime
#endif
#ifdef TIMER
starttime = MPI_Wtime();
#endif
call fsion_paropen_mpi(trim(filename),'br',nfiles,&
& comm,lcomm,chunksize,2*1024*1024,rank,&
& newfname,sid)
#ifdef TIMER
opentime = MPI_Wtime()-starttime
#endif
call MPI_COMM_RANK(lcomm, rankl, ierr)
#ifdef TIMER
starttime = MPI_Wtime()
call barrier_after_open(lcomm)
barr1time = MPI_Wtime()-starttime
starttime = MPI_Wtime()
gstarttime = starttime
#endif
checksum_read_fp = 0
left = chunksize
bsumread = 0
chunkcnt = 0
call fsion_feof(sid,feof)
do while( (left > 0) .AND. (feof /= 1 ) )
btoread=chunksize
if( btoread>left ) btoread = left
call fsion_read(localbuffer, 1, btoread, sid, bread)
#ifdef CHECKSUM
do i=1,bread
checksum_read_fp = checksum_read_fp + real(IACHAR(localbuffer(i)))
end do
#endif
left = left - bread
bsumread = bsumread + bread
chunkcnt = chunkcnt + 1
call fsion_feof(sid,feof)
end do
#ifdef TIMER
readtime = MPI_Wtime()-starttime
starttime = MPI_Wtime()
call barrier_after_read(lcomm)
barr2time = MPI_Wtime()-starttime
greadtime = MPI_Wtime()-gstarttime
starttime = MPI_Wtime()
#endif
call fsion_parclose_mpi(sid,ierr)
#ifdef TIMER
closetime = MPI_Wtime()-starttime
if(readtime == 0) readtime = -1
#endif
#ifdef CHECKSUM
if (abs(checksum_fp-checksum_read_fp)>1e-5) then
write(0,*)"ERROR in double checksum ",checksum_fp,"!=",checksum_read_fp," diff=",(checksum_fp-checksum_read_fp)
end if
#endif
call MPI_REDUCE(bsumread, sumsize, 1, MPI_INTEGER8, MPI_SUM, 0, comm, ierr)
call MPI_BARRIER(comm,ierr)
#ifdef TIMER
if (rank == 0) then
write(*,'(A)') "-----------------------------------------------------------------------"
write(*,*) 'File read:',trim(filename)
write(*,'(a20,f10.4,a3)') 'File Size:',1.0*sumsize/1024/1024/1024,'Gb'
write(*,'(a20,f10.4)') 'T.Time Master Node:',greadtime
write(*,'(a20,f10.4,a7)') 'BandWidth:',1.0*sumsize/1024/1024/1024/greadtime,'Gb/sec'
end if
#endif
end subroutine blockread
subroutine readheader(filename)
use alloc_dns,only: tiempo,y
use genmod,only:um,timeinit
implicit none
character(len = MAXCHARLEN), intent(in):: filename
real(kind = 8), intent(out):: cfl,re,dt
real(kind = 8), intent(out):: lx,ly,lz
! integer, intent(out):: lx,ly,lz
integer, intent(out):: nx,ny,nz2
integer, intent(out):: xout
integer,intent(out):: procs
integer*8:: cursor,i
character(len=1),intent(in):: field
open(unit = 11,file=trim(filename), status = "old", access="stream")
cursor = 2*1024*1024+1
read(11,pos=cursor) field
read(11) tiempo
read(11) cfl
read(11) re
read(11) lx
read(11) ly
read(11) lz
read(11) nx
read(11) ny
read(11) nz2
read(11) xout
read(11) timeinit
read(11) dt
read(11) (y(i), i = 0,ny+1)
read(11) (um(i), i = 1,ny+1)
read(11) procs
write(*,*)
write(*,*) '============================================================'
write(*,*) field,tiempo,lx,ly,lz,nx,ny,nz2,xout,timeinit,dt,procs
write(*,*) '============================================================'
write(*,*)
close(11)
end subroutine readheader
!============================================================
!============================================================
!============================================================
#ifdef CREATEPROFILES
subroutine create_profiles(rthin,mpiid)
use alloc_dns,only: re,pi,ax,y,dy,idy,idx,inyv,cofivy,inby,vmagic
use point
use ctesp
implicit none
include "mpif.h"
real*8,dimension(nx)::x,dstar,reth,uep,utau,drota
real*8,dimension(:,:),allocatable:: u_composite,v_composite,dudx,buffer
real*8,dimension(:,:),allocatable:: u_inner,u_log,u_outer
real*8,dimension(ny+1):: eta,yplus,uinnerp,ulogp,Exp1,wouterp,uinfp,uouterp,ucomp,ucompi,bf
real*8 e1,c1,ei1,kap,ckap,cprim,rd,d1,ee1,ee2,ee3,ee4,ee5,eulcns
real*8 rx,dx,rthin,w0,w1,w2,w8,offset
integer i,j,mpiid,dot,ierr,status(MPI_STATUS_SIZE)
real*8:: yint(0:ny+1)
!Every node allocate the buffer:
allocate(buffer(1:ny+1,2));buffer=0d0
!Every node allocate the array for U0 & V0:
allocate(u0c(1:ny+1,ib:ie),v0c(1:ny+1,ib:ie));u0c=0d0;v0c=0d0
if(mpiid.eq.0) then
write(*,*) 'VALORES INICIALES: Rtheta_in:',rthin,'Num_planes=',num_planes
allocate(u_composite(ny+1,num_planes+1),v_composite(ny,num_planes+1),dudx(ny,num_planes))
allocate(u_inner(ny+1,10),u_log(ny+1,10),u_outer(ny,10))
u_composite=0d0;v_composite=0d0;dudx=0d0
uinnerp=0d0;ulogp=0d0;Exp1=0d0;wouterp=0d0;uinfp=0d0;uouterp=0d0
ucomp=0d0;ucompi=0d0
x=0d0;dstar=0d0;reth=0d0;uep=0d0;
eta=0d0;yplus=0d0
!CONSTANTS FOR THE FITTINGS
e1=0.8659d0; c1=0.01277d0; !!reth=c1*rex^e1
ei1=1d0/e1
kap=0.384d0; ckap=4.127d0; !! uep=log(reth)/kap+ckap
cprim=7.135d0
dx=ax*pi/(nx-1)
!CONSTANTS FOR THE COMPOUND PROFILE
d1=4.17d0;
eulcns=0.57721566d0;
ee1=0.99999193d0;ee2=0.24991055d0;ee3=0.05519968d0;
ee4=0.00976004d0;ee5=0.00107857d0;
w0=0.6332d0;w1=-0.096d0;
w2=28.5d0; w8=33000d0;
yint(0:ny)=(y(0:ny)+y(1:ny+1))*0.5d0 !Interpolate grid Y to U position
yint(ny+1)=2*yint(ny)-yint(ny-1)
do i=1,num_planes+1
!Computing X grid --> Re_x --> Re_theta --> Uinf+ --> u_tau --> H --> delta_star --> delta_rota
x(i)=dx*(i-1)
reth(i)=(rthin**ei1+c1**ei1*re*x(i))**e1
uep(i)= log(reth(i))/kap+ckap
dstar(i)=reth(i)/((1-cprim/uep(i))*re)
utau(i)=Uinfinity/uep(i)
drota(i)=uep(i)*dstar(i)
eta(1:ny+1)=yint(1:ny+1)/drota(i)
yplus(1:ny+1)=yint(1:ny+1)*re*utau(i)
if(i.eq.30) then
write(*,*) '=======Composite Profiles: VALUES @ i=30 =================='
write(*,*) 'x',x(i)
write(*,*) 'reth(i)',reth(i)
write(*,*) 'uep(i)',uep(i)
write(*,*) 'dstar(i)',dstar(i)
write(*,*) 'drota(i)',drota(i)
write(*,*) '==========================================================='
endif
!==============Composing the profiles===============
!INNER REGION------------------------------------------
uinnerp(:)=0.68285472*log(yplus(:)**2 +4.7673096*yplus(:) +9545.9963)+&
& 1.2408249*atan(0.010238083*yplus(:)+0.024404056)+&
& 1.2384572*log(yplus(:)+95.232690)-11.930683-&
& 0.50435126*log(yplus(:)**2-7.8796955*yplus(:)+78.389178)+&
& 4.7413546*atan(0.12612158*yplus(:)-0.49689982)&
& -2.7768771*log(yplus(:)**2+16.209175*yplus(:)+933.16587)+&
& 0.37625729*atan(0.033952353*yplus(:)+0.27516982)+&
& 6.5624567*log(yplus(:)+13.670520)+6.1128254 !Eq(6)
if(i.eq.30) write(*,*) 'inner',uinnerp(1:5)
!LOG PART ------------------------------------------
ulogp(:)=1d0/kap*log(yplus(:))+d1
if(i.le.10) u_log(:,i)=ulogp(:)
!Blending function:
bf(:)=(1-tanh((eta(:)-0.04d0)/0.01d0))/2d0;
uinnerp(:)=bf(:)*uinnerp(:)+(1-bf(:))*ulogp(:)
if(i.eq.30) write(*,*) 'inner2',uinnerp(1:5)
if(i.le.10) u_inner(:,i)=uinnerp(:)
!OUTER REGION------------------------------------------
Exp1(:)=-eulcns-log(eta(:))+ee1*eta(:)-ee2*eta(:)**2+&
& ee3*eta(:)**3-ee4*eta(:)**4+ee5*eta(:)**5 !Eq(8)
wouterp(:)=(1/kap*Exp1(:)+w0)*0.5d0*(1-tanh(w1/eta(:)+w2*eta(:)**2+w8*eta(:)**8)) !Eq(9)
if(i.eq.30) write(*,*) 'wouter',wouterp(1:5)
!Matching---------------------------------------------
uinfp(:)=1/kap*log(dstar(i)*re)+3.30d0 !Eq(11)
if(i.eq.30) write(*,*) 'uinfp',uinfp(1:5)
uouterp(:)=uinfp(:)-wouterp(:)
if(i.eq.30) write(*,*) 'uouter',uouterp(1:5)
if(i.le.10) u_outer(:,i)=uouterp(:)
!Compouse profile:
ucomp(2:ny+1)=uinnerp(1:ny)*uouterp(1:ny)/ulogp(1:ny) !At V position @the cell (u(1)=0d0)
ucomp(1)=-1d0/inby(2,1)*(inby(2,2)*ucomp(2)+inby(2,3)*ucomp(3)+inby(2,4)*ucomp(4)); !Value at the ghost cell
u_composite(:,i)=ucomp(:)
if(i.eq.30) write(*,*) 'UCOMP----------------------------',ucomp(1:5)
! ucompi(2:ny+1)=0.5d0*(ucomp(1:ny)+ucomp(2:ny+1)) !Interpolated
! ucompi(1)=-ucompi(2)tail
! call interpyy(ucomp(1),u_composite(1,i),inyv,cofivy,inby,ny+1,1,1,1)
u_composite(:,i)=u_composite(:,i)*utau(i)
if(i.eq.30) write(*,*) 'UCOMP2----------------------------',u_composite(1:5,i)
u_composite(:,i)=u_composite(:,i)/u_composite(ny,i) !Uinf=1d0
if(i.eq.30) write(*,*) 'UCOMP----------------------------',u_composite(1:5,i)
u_composite(ny+1,i)=u_composite(ny,i) !Adding ny+1 point
if(i.eq.30) then
write(*,*) 'Valor de Ucomp'
do j=1,5
write(*,*) u_composite(j,i)
enddo
do j=325,331
write(*,*) u_composite(j,i)
enddo
endif
enddo
!Deriving the V0 composite profile:
v_composite(1,:)=0d0 !Initial Condition
do j=1,ny-1
do i=2,num_planes
dudx(j,i)=idx*(u_composite(j+1,i)-u_composite(j+1,i-1)) !dudx @ (i,j)
enddo
enddo
do i=2,num_planes
do j=1,ny-1
v_composite(j+1,i)=-dudx(j,i)/idy(j)+v_composite(j,i)
enddo
enddo
v_composite(:,1)=v_composite(:,2)
do i=1,nx
if(i.lt.num_planes) then
offset=v_composite(ny,i)-vmagic(i)
vmagic(i)=v_composite(ny,i) !Changing Vmagic to avoid any discontinuity
else
vmagic(i)=offset+vmagic(i)
endif
enddo
write(*,*) 'Offset between Vmagic and V_composite @ the last plane=', offset
write(*,*) 'Writting composite profiles U0 & V0 in file: extraprofiles '
write(17) u_composite(1:ny+1,1:num_planes),v_composite(1:ny,1:num_planes),u_inner(1:ny+1,1:10),u_log(1:ny+1,1:10),u_outer(1:ny+1,1:10),bf(1:ny+1)
!===================Send Info to other nodes============================
!Node #0 copy its data
do i=ib,ie
if(i.le.num_planes) then
u0c(1:ny+1,i)=u_composite(1:ny+1,i)
v0c(1:ny,i) =v_composite(1:ny ,i)
endif
enddo
!Sending U0 and V0 to the nodes:
write(*,*) 'Sending the composite profiles U0 & V0'
do dot = 1,nummpi-1
do i= ibeg(dot),iend(dot)
if(i.le.num_planes) then
buffer(1:ny+1,1)=u_composite(1:ny+1,i)
buffer(1:ny ,2)=v_composite(1:ny ,i)
call MPI_SEND(buffer,size(buffer),MPI_real8,dot,1,MPI_COMM_WORLD,ierr)
endif
enddo
enddo
write(*,*) 'Sending the composite profiles U0 & V0...... DONE';
write(*,*) '==========================================================='
write(*,*)
!Node #0 free the memory:
deallocate(u_composite,v_composite,dudx)
else
!Receiving the U0 & V0 profiles:
do i=ib,ie
if(i.le.num_planes) then
call MPI_RECV(buffer,size(buffer),MPI_real8,0,1,MPI_COMM_WORLD,status,ierr)
u0c(1:ny+1,i)=buffer(1:ny+1,1)
v0c(1:ny,i) =buffer(1:ny ,2)
endif
enddo
endif
if(mpiid.eq.0) write(*,*) 'Broadcasting New Vmagic.....'
call MPI_BCAST(vmagic,nx,MPI_REAL8,0,MPI_COMM_WORLD,ierr) !Broadcasting Vmagic
deallocate(buffer)
endsubroutine create_profiles
!===========================================================================================
!===========================================================================================
!===========================================================================================
subroutine impose_profiles(ut,vt,wt,mpiid)
use point
use ctesp
implicit none
include "mpif.h"
complex*16,dimension(0:nz2,ny+1,ib:ie)::ut,wt
complex*16,dimension(0:nz2,ny ,ib:ie)::vt
integer:: i,ierr,status(MPI_STATUS_SIZE),mpiid
!----------------------------------WRITING THE K=0 XY PLANE TO A FILE-------------------
paso=paso+1
if(paso.eq.1) then
if(mpiid.eq.0) write(*,*) 'WRITING THE K=0 XY PLANE TO A FILE FOR U,V & W before POISON'
do i=ib,ie
pdiv(1:ny,i)=real(ut(0,1:ny,i),kind=8) !Each node copy a piece of the array
enddo
call MPI_ALLREDUCE(MPI_IN_PLACE,pdiv,ny*nx,MPI_real8,MPI_SUM,MPI_COMM_WORLD,ierr)
if(mpiid.eq.0) write(28) pdiv(1:ny,1:nx)
pdiv=0d0
do i=ib,ie
pdiv(1:ny,i)=real(vt(0,1:ny,i),kind=8) !Each node copy a piece of the array
enddo
call MPI_ALLREDUCE(MPI_IN_PLACE,pdiv,ny*nx,MPI_real8,MPI_SUM,MPI_COMM_WORLD,ierr)
if(mpiid.eq.0) write(28) pdiv(1:ny,1:nx)
pdiv=0d0
do i=ib,ie
pdiv(1:ny,i)=real(wt(0,1:ny,i),kind=8) !Each node copy a piece of the array
enddo
call MPI_ALLREDUCE(MPI_IN_PLACE,pdiv,ny*nx,MPI_real8,MPI_SUM,MPI_COMM_WORLD,ierr)
if(mpiid.eq.0) write(28) pdiv(1:ny,1:nx)
pdiv=0d0
if(mpiid.eq.0) write(*,*) 'WRITING THE K=0 XY PLANE TO A FILE FOR U,V & W before POISON.............DONE'
endif
!------------------------------------------------------------------
do i=ib,ie
if(i.le.num_planes) then
ut(0,1:ny+1,i)=u0c(1:ny+1,i) !The imaginary part is then set to 0
vt(0,1:ny ,i)=v0c(1:ny ,i)
wt(0,1:ny+1,i)=0d0
endif
enddo
endsubroutine impose_profiles
!===============================================
subroutine get_modes(ut,vt,wt)
use point
use ctesp
implicit none
complex*16,dimension(0:nz2,ny+1,ib:ie)::ut,wt
complex*16,dimension(0:nz2,ny ,ib:ie)::vt
integer:: i
!Copy the good modes before doing anything in poisson:
do i=ib,ie
if(i.eq.num_planes) then
uk(1:nz2,1:ny+1)=ut(1:nz2,1:ny+1,i)
vk(1:nz2,1:ny )=vt(1:nz2,1:ny ,i)
wk(1:nz2,1:ny+1)=wt(1:nz2,1:ny+1,i)
endif
enddo
endsubroutine get_modes
!===========================================================================+
!===========================================================================+
subroutine check_divergence(ut,vt,wt,rest,mpiid)
use point
use alloc_dns,only:idx,idy,idxx,idyy,phiy,dy,y,kaz,kaz2,kmod,ayp
use ctesp
use omp_lib
use temporal
implicit none
include 'mpif.h'
! ---------------------- I/O -------------------------------------!
integer mpiid
complex*16, dimension(0:nz2,ny+1,ib:ie):: wt,ut
complex*16, dimension(0:nz2,ny,ib:ie) :: pt,vt,rest
complex*16, dimension(0:nz2,ny+1) :: rt
! -------------------------- Work Arrays -------------------------!
real*8 aypr(3,ny-1)
integer i,j,l,k,kk,k2
! --------------------- MPI workspaces -----------------------------!
integer istat(MPI_STATUS_SIZE),ierr,comm,countu,countv,tipo
! ----------------------------------------------------------------!
countu=(nz2+1)*(ny+1)
countv=(nz2+1)*ny
comm = MPI_COMM_WORLD
tipo=MPI_COMPLEX16
! --- compute the divergence, we are in (zy)
do i=ib0,ie
!$OMP PARALLEL DO DEFAULT(SHARED) PRIVATE(j) SCHEDULE(STATIC)
do j=1,ny-1
rest(:,j,i) = wt(:,j+1,i)*kaz +(vt(:,j+1,i)-vt(:,j,i))*idy(j)
enddo
enddo
! --- add du/dx -------------
do i=ib+1,ie
!$OMP PARALLEL DO DEFAULT(SHARED) PRIVATE(j) SCHEDULE(STATIC)
do j=1,ny-1
rest(:,j,i)=rest(:,j,i)+idx*(ut(:,j+1,i)-ut(:,j+1,i-1))
enddo
enddo
if (mpiid.eq.0) then
call MPI_SEND(ut(0,1,ie),countu,tipo,mpiid+1,0,comm,istat,ierr)
elseif (mpiid.eq.pnodes-1) then
call MPI_RECV(rt,countu,tipo,mpiid-1,0,comm,istat,ierr)
!$OMP PARALLEL DO DEFAULT(SHARED) PRIVATE(j) SCHEDULE(STATIC)
do j=1,ny-1
rest(:,j,ib)=rest(:,j,ib)+idx*(ut(:,j+1,ib)-rt(:,j+1))
enddo
else
call MPI_SENDRECV(ut(0,1,ie),countu,tipo,mpiid+1,0, &
& rt,countu,tipo,mpiid-1,0, comm,istat,ierr)
!$OMP PARALLEL DO DEFAULT(SHARED) PRIVATE(j) SCHEDULE(STATIC)
do j=1,ny-1
rest(:,j,ib)=rest(:,j,ib)+idx*(ut(:,j+1,ib)-rt(:,j+1))
enddo
endif
!=========================================
do i=ib0,ie
pdiv(1:ny-1,i)=real(rest(0,1:ny-1,i),kind=8) !Each node copy a piece of the array
enddo
call MPI_ALLREDUCE(pdiv(1:ny-1,1:nx),pdiv(1:ny-1,1:nx),(ny-1)*nx,MPI_real8,MPI_SUM,MPI_COMM_WORLD,ierr)
if(mpiid.eq.0) then
write(*,*) 'ESCRIBIENDO LA DIVERGENCIA INICIAL DEL CAMPO:'
write(27) pdiv(1:ny-1,1:nx)
write(*,*) 'Div='
do i=20,30;write(*,*) pdiv(i,200);enddo
write(*,*) ' .............DONE'
endif
pdiv=0d0
!=========================================
endsubroutine check_divergence
#endif