[92fab65] | 1 | ! SPDX-FileCopyrightText: FLEXPART 1998-2019, see flexpart_license.txt |
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| 2 | ! SPDX-License-Identifier: GPL-3.0-or-later |
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[332fbbd] | 3 | |
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[8a65cb0] | 4 | subroutine partoutput_short(itime) |
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| 5 | ! i |
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| 6 | !***************************************************************************** |
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| 7 | ! * |
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| 8 | ! Dump all particle positions * |
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| 9 | ! * |
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| 10 | ! Author: A. Stohl * |
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| 11 | ! * |
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| 12 | ! 12 March 1999 * |
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| 13 | ! * |
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| 14 | ! 12/2014 eso: Version for MPI * |
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[1228ef7] | 15 | ! Particle positions are sent to root process for output * |
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| 16 | ! * |
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[8a65cb0] | 17 | !***************************************************************************** |
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| 18 | ! * |
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| 19 | ! Variables: * |
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| 20 | ! * |
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| 21 | !***************************************************************************** |
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| 22 | |
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| 23 | use par_mod |
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| 24 | use com_mod |
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| 25 | use mpi_mod |
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| 26 | |
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| 27 | implicit none |
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| 28 | |
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| 29 | real(kind=dp) :: jul |
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[1228ef7] | 30 | integer, dimension(:), allocatable :: numshorts,displs |
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| 31 | integer :: itime,i,j,jjjjmmdd,ihmmss,numshortout,numshortall,numshortmpi |
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[8a65cb0] | 32 | integer :: ix,jy,ixp,jyp |
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| 33 | real :: xlon,ylat,zlim,dt1,dt2,dtt,ddx,ddy,rddx,rddy,p1,p2,p3,p4,topo |
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| 34 | character :: adate*8,atime*6 |
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| 35 | |
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| 36 | integer(kind=2) :: idump(3,maxpart) |
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| 37 | integer :: i4dump(maxpart) |
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[1228ef7] | 38 | integer(kind=2),dimension(:,:),allocatable :: idump_all(:,:) |
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| 39 | integer,dimension(:), allocatable :: i4dump_all(:) |
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| 40 | ! character(LEN=8) :: file_stat='OLD' |
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| 41 | character(LEN=8) :: file_stat='REPLACE' |
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| 42 | |
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| 43 | ! This is not needed, in this version only root process writes the file |
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| 44 | ! if (lroot) then |
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| 45 | ! file_stat='REPLACE' |
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| 46 | ! end if |
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[8a65cb0] | 47 | |
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[1228ef7] | 48 | ! Array to gather numshortout from all processes |
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| 49 | allocate(numshorts(mp_partgroup_np), displs(mp_partgroup_np)) |
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[8a65cb0] | 50 | |
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| 51 | ! Determine current calendar date, needed for the file name |
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| 52 | !********************************************************** |
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| 53 | |
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| 54 | jul=bdate+real(itime,kind=dp)/86400._dp |
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| 55 | call caldate(jul,jjjjmmdd,ihmmss) |
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| 56 | write(adate,'(i8.8)') jjjjmmdd |
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| 57 | write(atime,'(i6.6)') ihmmss |
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| 58 | |
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| 59 | |
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| 60 | ! Some variables needed for temporal interpolation |
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| 61 | !************************************************* |
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| 62 | |
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| 63 | dt1=real(itime-memtime(1)) |
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| 64 | dt2=real(memtime(2)-itime) |
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| 65 | dtt=1./(dt1+dt2) |
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| 66 | |
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| 67 | |
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| 68 | ! Loop about all particles |
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| 69 | !************************* |
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| 70 | |
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| 71 | numshortout=0 |
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| 72 | numshortall=0 |
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| 73 | do i=1,numpart |
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| 74 | |
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| 75 | ! Take only valid particles |
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| 76 | !************************** |
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| 77 | |
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| 78 | if (itra1(i).eq.itime) then |
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| 79 | xlon=xlon0+xtra1(i)*dx |
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| 80 | ylat=ylat0+ytra1(i)*dy |
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| 81 | |
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| 82 | !***************************************************************************** |
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| 83 | ! Interpolate several variables (PV, specific humidity, etc.) to particle position |
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| 84 | !***************************************************************************** |
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| 85 | |
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| 86 | ix=xtra1(i) |
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| 87 | jy=ytra1(i) |
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| 88 | ixp=ix+1 |
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| 89 | jyp=jy+1 |
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| 90 | ddx=xtra1(i)-real(ix) |
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| 91 | ddy=ytra1(i)-real(jy) |
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| 92 | rddx=1.-ddx |
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| 93 | rddy=1.-ddy |
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| 94 | p1=rddx*rddy |
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| 95 | p2=ddx*rddy |
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| 96 | p3=rddx*ddy |
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| 97 | p4=ddx*ddy |
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| 98 | |
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| 99 | ! Topography |
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| 100 | !*********** |
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| 101 | |
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| 102 | topo=p1*oro(ix ,jy) & |
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| 103 | + p2*oro(ixp,jy) & |
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| 104 | + p3*oro(ix ,jyp) & |
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| 105 | + p4*oro(ixp,jyp) |
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| 106 | |
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| 107 | |
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| 108 | ! Convert positions to integer*2 variables (from -32768 to 32767) |
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| 109 | ! Do this only for region of main interest, i.e. extended North Atlantic region, |
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| 110 | ! and for the tracer of interest, i.e. the North American one |
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| 111 | !***************************************************************************** |
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| 112 | |
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| 113 | if (xlon.gt.180.) xlon=xlon-360. |
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| 114 | if (xlon.lt.-180.) xlon=xlon+360. |
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| 115 | |
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| 116 | numshortall=numshortall+1 |
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| 117 | if ((xlon.gt.-140).and.(xlon.lt.60).and.(ylat.gt.10).and. & |
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| 118 | (xmass1(i,1).gt.0.)) then |
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| 119 | numshortout=numshortout+1 |
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| 120 | idump(1,numshortout)=nint(xlon*180.) |
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| 121 | idump(2,numshortout)=nint(ylat*360.) |
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| 122 | zlim=min(ztra1(i)+topo,32766.) |
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| 123 | idump(3,numshortout)=nint(zlim) |
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| 124 | i4dump(numshortout)=npoint(i) |
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| 125 | endif |
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| 126 | endif |
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| 127 | end do |
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| 128 | |
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| 129 | |
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[1228ef7] | 130 | |
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| 131 | ! Get total number of particles from all processes |
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| 132 | !************************************************ |
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| 133 | call MPI_Allgather(numshortout, 1, MPI_INTEGER, numshorts, 1, MPI_INTEGER, & |
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| 134 | mp_comm_used, mp_ierr) |
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| 135 | |
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| 136 | numshortmpi = sum(numshorts(:)) |
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[8a65cb0] | 137 | |
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| 138 | |
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[1228ef7] | 139 | ! Gather all data at root process |
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| 140 | !******************************** |
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| 141 | allocate(idump_all(3,numshortmpi), i4dump_all(numshortmpi)) |
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| 142 | displs(1)=0 |
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| 143 | do i=2,mp_partgroup_np |
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| 144 | displs(i)=displs(i-1)+numshorts(i-1) |
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| 145 | end do |
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[8a65cb0] | 146 | |
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[1228ef7] | 147 | call MPI_gatherv(i4dump, numshortout, MPI_INTEGER, i4dump_all, numshorts(:), & |
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| 148 | & displs, MPI_INTEGER, id_root, mp_comm_used, mp_ierr) |
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| 149 | displs = displs*3 |
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| 150 | call MPI_gatherv(idump, 3*numshortout, MPI_INTEGER2, idump_all, 3*numshorts(:), & |
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| 151 | & displs, MPI_INTEGER2, id_root, mp_comm_used, mp_ierr) |
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| 152 | |
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| 153 | ! Open output file and write the output |
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| 154 | !************************************** |
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[8a65cb0] | 155 | |
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[1228ef7] | 156 | if (lroot) then ! MPI root process only |
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| 157 | open(unitshortpart,file=path(2)(1:length(2))//'shortposit_'//adate// & |
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| 158 | atime,form='unformatted',status=file_stat,position='append') |
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| 159 | write(unitshortpart) itime |
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| 160 | write(unitshortpart) numshortmpi |
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| 161 | write(unitshortpart) & |
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| 162 | (i4dump_all(i),(idump_all(j,i),j=1,3),i=1,numshortmpi) |
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| 163 | close(unitshortpart) |
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| 164 | end if |
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| 165 | |
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| 166 | deallocate(idump_all, i4dump_all) |
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[8a65cb0] | 167 | |
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| 168 | end subroutine partoutput_short |
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