[92fab65] | 1 | ! SPDX-FileCopyrightText: FLEXPART 1998-2019, see flexpart_license.txt |
---|
| 2 | ! SPDX-License-Identifier: GPL-3.0-or-later |
---|
[332fbbd] | 3 | |
---|
[8a65cb0] | 4 | subroutine readpartpositions |
---|
| 5 | |
---|
| 6 | !***************************************************************************** |
---|
| 7 | ! * |
---|
| 8 | ! This routine opens the particle dump file and reads all the particle * |
---|
| 9 | ! positions from a previous run to initialize the current run. * |
---|
| 10 | ! * |
---|
| 11 | ! * |
---|
| 12 | ! Author: A. Stohl * |
---|
| 13 | ! * |
---|
| 14 | ! 24 March 2000 * |
---|
| 15 | ! * |
---|
| 16 | ! CHANGES * |
---|
| 17 | ! 12/2014 eso: MPI version * |
---|
| 18 | ! Root process reads positions and distributes the data * |
---|
| 19 | ! :TODO: The above.. * |
---|
| 20 | !***************************************************************************** |
---|
| 21 | ! * |
---|
| 22 | ! Variables: * |
---|
| 23 | ! * |
---|
| 24 | !***************************************************************************** |
---|
| 25 | |
---|
| 26 | use par_mod |
---|
| 27 | use com_mod |
---|
| 28 | use random_mod, only: ran1 |
---|
[32b49c3] | 29 | use mpi_mod !, only: mp_seed |
---|
[8a65cb0] | 30 | |
---|
| 31 | implicit none |
---|
| 32 | |
---|
[32b49c3] | 33 | integer :: ibdatein,ibtimein,nspecin,itimein,numpointin,i,j,ix,ip |
---|
[8a65cb0] | 34 | integer :: id1,id2,it1,it2 |
---|
[32b49c3] | 35 | integer :: addone,numparticlecount_all,numpart_all,lbnd,ubnd |
---|
[8a65cb0] | 36 | real :: xlonin,ylatin,topo,hmixi,pvi,qvi,rhoi,tri,tti |
---|
| 37 | character :: specin*7 |
---|
| 38 | real(kind=dp) :: julin,julpartin,juldate |
---|
| 39 | |
---|
| 40 | integer :: idummy = -8 |
---|
| 41 | |
---|
[32b49c3] | 42 | ! These variables are allocated at the root process for all particles in file. |
---|
| 43 | real,dimension(maxpart) :: xtra1_all,ytra1_all,ztra1_all |
---|
| 44 | real,dimension(maxpart,maxspec) :: xmass1_all |
---|
| 45 | integer,dimension(maxpart) :: npoint_all,itramem_all |
---|
| 46 | |
---|
[8a65cb0] | 47 | ! Different seed for each process |
---|
| 48 | idummy=idummy+mp_seed |
---|
| 49 | |
---|
| 50 | numparticlecount=0 |
---|
[32b49c3] | 51 | numparticlecount_all=0 |
---|
| 52 | numpart_all=0 |
---|
[8a65cb0] | 53 | |
---|
| 54 | ! Open header file of dumped particle data |
---|
[32b49c3] | 55 | ! Each MPI process sequentially access file (just in case) |
---|
| 56 | !********************************************************* |
---|
[8a65cb0] | 57 | |
---|
[32b49c3] | 58 | do ip=0, mp_partgroup_np-1 |
---|
| 59 | call mpif_mpi_barrier |
---|
| 60 | open(unitpartin,file=path(2)(1:length(2))//'header', & |
---|
| 61 | form='unformatted',err=998) |
---|
[8a65cb0] | 62 | |
---|
[32b49c3] | 63 | read(unitpartin) ibdatein,ibtimein |
---|
[8a65cb0] | 64 | read(unitpartin) |
---|
| 65 | read(unitpartin) |
---|
| 66 | |
---|
| 67 | read(unitpartin) |
---|
| 68 | read(unitpartin) |
---|
[32b49c3] | 69 | read(unitpartin) nspecin |
---|
| 70 | nspecin=nspecin/3 |
---|
| 71 | if ((ldirect.eq.1).and.(nspec.ne.nspecin)) goto 997 |
---|
| 72 | |
---|
| 73 | do i=1,nspecin |
---|
[8a65cb0] | 74 | read(unitpartin) |
---|
| 75 | read(unitpartin) |
---|
[32b49c3] | 76 | read(unitpartin) j,specin |
---|
| 77 | if ((ldirect.eq.1).and.(species(i)(1:7).ne.specin)) goto 996 |
---|
[8a65cb0] | 78 | end do |
---|
[32b49c3] | 79 | |
---|
| 80 | read(unitpartin) numpointin |
---|
| 81 | if (numpointin.ne.numpoint) then ! goto 995 |
---|
| 82 | |
---|
| 83 | ! eso 2016: moved this warning here to avoid out-of-block goto |
---|
| 84 | !995 write(*,*) ' #### FLEXPART MODEL WARNING IN READPARTPOSITIONS#### ' |
---|
| 85 | write(*,*) ' #### FLEXPART MODEL WARNING IN READPARTPOSITIONS#### ' |
---|
| 86 | write(*,*) ' #### NUMBER OF RELEASE LOCATIONS DOES NOT #### ' |
---|
| 87 | write(*,*) ' #### AGREE WITH CURRENT SETTINGS! #### ' |
---|
| 88 | ! stop |
---|
| 89 | goto 999 |
---|
| 90 | end if |
---|
[8a65cb0] | 91 | |
---|
[32b49c3] | 92 | 999 continue |
---|
| 93 | do i=1,numpointin |
---|
| 94 | read(unitpartin) |
---|
| 95 | read(unitpartin) |
---|
| 96 | read(unitpartin) |
---|
| 97 | read(unitpartin) |
---|
| 98 | do j=1,nspec |
---|
| 99 | read(unitpartin) |
---|
| 100 | read(unitpartin) |
---|
| 101 | read(unitpartin) |
---|
| 102 | end do |
---|
| 103 | end do |
---|
[8a65cb0] | 104 | read(unitpartin) |
---|
[32b49c3] | 105 | read(unitpartin) |
---|
| 106 | |
---|
| 107 | do ix=0,numxgrid-1 |
---|
| 108 | read(unitpartin) |
---|
| 109 | end do |
---|
| 110 | close(unitpartin) |
---|
[8a65cb0] | 111 | |
---|
| 112 | |
---|
| 113 | ! Open data file of dumped particle data |
---|
[32b49c3] | 114 | ! All processes read the whole file |
---|
[8a65cb0] | 115 | !*************************************** |
---|
| 116 | |
---|
[05cf28d] | 117 | open(unitpartin,file=path(2)(1:length(2))//'partposit_end', & |
---|
[32b49c3] | 118 | form='unformatted',err=998) |
---|
| 119 | |
---|
| 120 | 100 read(unitpartin,end=99) itimein |
---|
[8a65cb0] | 121 | i=0 |
---|
[32b49c3] | 122 | 200 i=i+1 |
---|
| 123 | read(unitpartin) npoint_all(i),xlonin,ylatin,ztra1_all(i),itramem_all(i), & |
---|
| 124 | topo,pvi,qvi,rhoi,hmixi,tri,tti,(xmass1_all(i,j),j=1,nspec) |
---|
| 125 | |
---|
[8a65cb0] | 126 | if (xlonin.eq.-9999.9) goto 100 |
---|
[32b49c3] | 127 | xtra1_all(i)=(xlonin-xlon0)/dx |
---|
| 128 | ytra1_all(i)=(ylatin-ylat0)/dy |
---|
| 129 | numparticlecount_all=max(numparticlecount_all,npoint(i)) |
---|
[8a65cb0] | 130 | goto 200 |
---|
| 131 | |
---|
[32b49c3] | 132 | 99 numpart_all=i-1 |
---|
| 133 | |
---|
| 134 | close(unitpartin) |
---|
[8a65cb0] | 135 | |
---|
[32b49c3] | 136 | end do |
---|
| 137 | |
---|
| 138 | |
---|
| 139 | ! Distribute particles among processes |
---|
| 140 | !************************************** |
---|
| 141 | lbnd=1 |
---|
| 142 | ubnd=0 |
---|
| 143 | |
---|
| 144 | do ip=0, mp_partgroup_np-1 |
---|
| 145 | |
---|
| 146 | ! Extra particle distributed in case remainder in the division |
---|
| 147 | if (ip.lt.mod(numpart_all,mp_partgroup_np)) then |
---|
| 148 | addone=1 |
---|
| 149 | else |
---|
| 150 | addone=0 |
---|
| 151 | end if |
---|
| 152 | |
---|
| 153 | if (ip==0) then |
---|
| 154 | ubnd=ubnd + numpart_all/mp_partgroup_np + addone |
---|
| 155 | else |
---|
| 156 | ubnd=lbnd + numpart_all/mp_partgroup_np + addone - 1 |
---|
| 157 | end if |
---|
| 158 | |
---|
| 159 | if (ip==mp_pid) then |
---|
| 160 | |
---|
| 161 | numparticlecount=numparticlecount_all/mp_partgroup_np+addone |
---|
| 162 | numpart=numpart_all/mp_partgroup_np+addone |
---|
| 163 | |
---|
| 164 | xtra1(1:numpart) = xtra1_all(lbnd:ubnd) |
---|
| 165 | ytra1(1:numpart) = ytra1_all(lbnd:ubnd) |
---|
| 166 | ztra1(1:numpart) = ztra1_all(lbnd:ubnd) |
---|
| 167 | xmass1(1:numpart,:) = xmass1_all(lbnd:ubnd,:) |
---|
| 168 | npoint(1:numpart) = npoint_all(lbnd:ubnd) |
---|
| 169 | itramem(1:numpart) = itramem_all(lbnd:ubnd) |
---|
| 170 | |
---|
| 171 | end if |
---|
| 172 | |
---|
| 173 | lbnd=ubnd+1 |
---|
| 174 | |
---|
| 175 | end do |
---|
[8a65cb0] | 176 | |
---|
| 177 | julin=juldate(ibdatein,ibtimein)+real(itimein,kind=dp)/86400._dp |
---|
| 178 | if (abs(julin-bdate).gt.1.e-5) goto 994 |
---|
| 179 | do i=1,numpart |
---|
| 180 | julpartin=juldate(ibdatein,ibtimein)+ & |
---|
| 181 | real(itramem(i),kind=dp)/86400._dp |
---|
| 182 | nclass(i)=min(int(ran1(idummy)*real(nclassunc))+1, & |
---|
| 183 | nclassunc) |
---|
| 184 | idt(i)=mintime |
---|
| 185 | itra1(i)=0 |
---|
| 186 | itramem(i)=nint((julpartin-bdate)*86400.) |
---|
| 187 | itrasplit(i)=ldirect*itsplit |
---|
| 188 | end do |
---|
| 189 | |
---|
| 190 | return |
---|
| 191 | |
---|
| 192 | |
---|
| 193 | 994 write(*,*) ' #### FLEXPART MODEL ERROR IN READPARTPOSITIONS#### ' |
---|
| 194 | write(*,*) ' #### ENDING TIME OF PREVIOUS MODEL RUN DOES #### ' |
---|
| 195 | write(*,*) ' #### NOT AGREE WITH STARTING TIME OF THIS RUN.#### ' |
---|
| 196 | call caldate(julin,id1,it1) |
---|
| 197 | call caldate(bdate,id2,it2) |
---|
| 198 | write(*,*) 'julin: ',julin,id1,it1 |
---|
| 199 | write(*,*) 'bdate: ',bdate,id2,it2 |
---|
| 200 | stop |
---|
| 201 | |
---|
| 202 | 996 write(*,*) ' #### FLEXPART MODEL ERROR IN READPARTPOSITIONS#### ' |
---|
| 203 | write(*,*) ' #### SPECIES NAMES TO BE READ IN DO NOT #### ' |
---|
| 204 | write(*,*) ' #### AGREE WITH CURRENT SETTINGS! #### ' |
---|
| 205 | stop |
---|
| 206 | |
---|
| 207 | 997 write(*,*) ' #### FLEXPART MODEL ERROR IN READPARTPOSITIONS#### ' |
---|
| 208 | write(*,*) ' #### THE NUMBER OF SPECIES TO BE READ IN DOES #### ' |
---|
| 209 | write(*,*) ' #### NOT AGREE WITH CURRENT SETTINGS! #### ' |
---|
| 210 | stop |
---|
| 211 | |
---|
| 212 | 998 write(*,*) ' #### FLEXPART MODEL ERROR! THE FILE #### ' |
---|
| 213 | write(*,*) ' #### '//path(2)(1:length(2))//'grid'//' #### ' |
---|
| 214 | write(*,*) ' #### CANNOT BE OPENED. IF A FILE WITH THIS #### ' |
---|
| 215 | write(*,*) ' #### NAME ALREADY EXISTS, DELETE IT AND START #### ' |
---|
| 216 | write(*,*) ' #### THE PROGRAM AGAIN. #### ' |
---|
| 217 | stop |
---|
| 218 | |
---|
| 219 | end subroutine readpartpositions |
---|