!********************************************************************** ! Copyright 1998,1999,2000,2001,2002,2005,2007,2008,2009,2010 * ! Andreas Stohl, Petra Seibert, A. Frank, Gerhard Wotawa, * ! Caroline Forster, Sabine Eckhardt, John Burkhart, Harald Sodemann * ! * ! This file is part of FLEXPART. * ! * ! FLEXPART is free software: you can redistribute it and/or modify * ! it under the terms of the GNU General Public License as published by* ! the Free Software Foundation, either version 3 of the License, or * ! (at your option) any later version. * ! * ! FLEXPART is distributed in the hope that it will be useful, * ! but WITHOUT ANY WARRANTY; without even the implied warranty of * ! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * ! GNU General Public License for more details. * ! * ! You should have received a copy of the GNU General Public License * ! along with FLEXPART. If not, see . * !********************************************************************** program flexpart !***************************************************************************** ! * ! This is the Lagrangian Particle Dispersion Model FLEXPART. * ! The main program manages the reading of model run specifications, etc. * ! All actual computing is done within subroutine timemanager. * ! * ! Author: A. Stohl * ! * ! 18 May 1996 * ! * !***************************************************************************** ! * ! Variables: * ! * ! Constants: * ! * !***************************************************************************** use point_mod use par_mod use com_mod use conv_mod implicit none integer :: i,j,ix,jy,inest integer :: idummy = -320 integer :: metdata_format = unknown_metdata #ifdef TESTUSEGETFPFIELDS ! Data structures used to pirate the data structures filled from ! pathnames and AVAILABLE and point to test .fp binary files. integer :: idx_wf ! Stores the index number of the met/.fp file ! Full path to the .fp files location !character(len=*), parameter :: FPDIR = '/home/morton/basic_ec_nc_testing/' character(len=*), parameter :: FPDIR = '/home/morton/' !character(len=*), parameter :: FPDIR = '/home/morton/FPForward/' !character(len=*), parameter :: FPDIR = '/home/morton/FPTinyFwd/' !character(len=*), parameter :: FPDIR = '/home/morton/ecmwf_tiny_fp/' character(len=512) :: fpname ! Stores name of a single .fp file #endif ! Generate a large number of random numbers !****************************************** do i=1,maxrand-1,2 call gasdev1(idummy,rannumb(i),rannumb(i+1)) end do call gasdev1(idummy,rannumb(maxrand),rannumb(maxrand-1)) ! Print the GPL License statement !******************************************************* #if defined CTBTO print*,'Welcome to FLEXPART Version 9.3.1f CTBTO' #else print*,'Welcome to FLEXPART Version 9.3.1f' #endif print*,'FLEXPART is free software released under the GNU Genera'// & 'l Public License.' ! Read the pathnames where input/output files are stored !******************************************************* call readpaths ! Read the user specifications for the current model run !******************************************************* call readcommand ! Read the age classes to be used !******************************** call readageclasses ! Read, which wind fields are available within the modelling period !****************************************************************** call readavailable #ifdef TESTUSEGETFPFIELDS ! THIS IS ONLY USED FOR TESTING ! Hard code the path to .fp binary files into the data structures as if they ! were read in from pathnames and the AVAILABLE file up above in ! readpaths() and readavailable(). In short, this replaces the path and ! names of the GRIB met files with those of the .fp binary files. ! THIS IS ONLY USED FOR TESTING ! I think it might be problematic that the AVAILABLE file just might have ! more files than there are .fp files, because the generation of the .fp ! files may have taken place with a subset of the full AVAILABLE file list. ! These variables, used below, come from com_mod ! ! --- numbwf, wfname, path, length ! This test code needs to come after gridcheck() and gridcheck_nests(), since ! at the time those are called, the data structures still need to hold path ! names to GRIB files print *, 'Before overwriting...' print *, 'path(3): ', path(3) print *, 'length(3): ', length(3) ! Get and store the base name of the metfiles read in from AVAILABLE DO idx_wf = 1, numbwf wfname(idx_wf) = TRIM(wfname(idx_wf)) PRINT *, wfname(idx_wf) END DO ! The values in path and length arrays were meant to store met file path ! and length of path. Replace with the .fp file path and length of path path(3) = FPDIR length(3) = LEN(TRIM(path(3))) print *, 'After overwriting...' print *, 'path(3): ', path(3) print *, 'length(3): ', length(3) ! Add the .fp extension to each of the met file base names DO idx_wf = 1, numbwf fpname = TRIM(wfname(idx_wf)) // ".fp" wfname(idx_wf) = TRIM(fpname) PRINT *, wfname(idx_wf) END DO ! At this point, the path and filename data structures have been overwritten ! to point to the .fp files, rather than the metfiles !!!!!!!!!!!!!!! CALL TO fpgridcheck() CALL fpgridcheck #else if ( preprocessed_metdata.eq.1 ) then call fpgridcheck else ! Detect metdata format !****************************************************************** call detectformat(metdata_format) if (metdata_format.eq.ecmwf_metdata) then print*,'ECMWF metdata detected' elseif (metdata_format.eq.gfs_metdata) then print*,'NCEP metdata detected' else stop 'Unknown metdata format' endif ! Read the model grid specifications, ! both for the mother domain and eventual nests !********************************************** if (metdata_format.eq.ecmwf_metdata) call gridcheck_ecmwf if (metdata_format.eq.gfs_metdata) call gridcheck_gfs call gridcheck_nests endif #endif ! Read the output grid specifications !************************************ call readoutgrid if (nested_output.eq.1) call readoutgrid_nest ! Read the receptor points for which extra concentrations are to be calculated !***************************************************************************** call readreceptors ! Read the physico-chemical species property table !************************************************* !SEC: now only needed SPECIES are read in readreleases.f !call readspecies ! Read the landuse inventory !*************************** call readlanduse ! Assign fractional cover of landuse classes to each ECMWF grid point !******************************************************************** call assignland ! Read the coordinates of the release locations !********************************************** call readreleases ! Read and compute surface resistances to dry deposition of gases !**************************************************************** call readdepo ! Convert the release point coordinates from geografical to grid coordinates !*************************************************************************** call coordtrafo ! Initialize all particles to non-existent !***************************************** do j=1,maxpart itra1(j)=-999999999 end do ! For continuation of previous run, read in particle positions !************************************************************* if (ipin.eq.1) then call readpartpositions else numpart=0 numparticlecount=0 endif ! Calculate volume, surface area, etc., of all output grid cells ! Allocate fluxes and OHfield if necessary !*************************************************************** call outgrid_init if (nested_output.eq.1) call outgrid_init_nest ! Read the OH field !****************** if (OHREA.eqv..TRUE.) & call readOHfield ! Write basic information on the simulation to a file "header" ! and open files that are to be kept open throughout the simulation !****************************************************************** call writeheader if (nested_output.eq.1) call writeheader_nest open(unitdates,file=path(2)(1:length(2))//'dates') call openreceptors if ((iout.eq.4).or.(iout.eq.5)) call openouttraj ! Releases can only start and end at discrete times (multiples of lsynctime) !*************************************************************************** do i=1,numpoint ireleasestart(i)=nint(real(ireleasestart(i))/ & real(lsynctime))*lsynctime ireleaseend(i)=nint(real(ireleaseend(i))/ & real(lsynctime))*lsynctime end do ! Initialize cloud-base mass fluxes for the convection scheme !************************************************************ do jy=0,nymin1 do ix=0,nxmin1 cbaseflux(ix,jy)=0. end do end do do inest=1,numbnests do jy=0,nyn(inest)-1 do ix=0,nxn(inest)-1 cbasefluxn(ix,jy,inest)=0. end do end do end do ! Calculate particle trajectories !******************************** call timemanager(metdata_format) write(*,*) 'CONGRATULATIONS: YOU HAVE SUCCESSFULLY COMPLETED A FLE& &XPART MODEL RUN!' end program flexpart