| 1 | !********************************************************************** |
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| 2 | ! Copyright 1998,1999,2000,2001,2002,2005,2007,2008,2009,2010 * |
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| 3 | ! Andreas Stohl, Petra Seibert, A. Frank, Gerhard Wotawa, * |
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| 4 | ! Caroline Forster, Sabine Eckhardt, John Burkhart, Harald Sodemann * |
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| 5 | ! * |
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| 6 | ! This file is part of FLEXPART. * |
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| 7 | ! * |
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| 8 | ! FLEXPART is free software: you can redistribute it and/or modify * |
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| 9 | ! it under the terms of the GNU General Public License as published by* |
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| 10 | ! the Free Software Foundation, either version 3 of the License, or * |
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| 11 | ! (at your option) any later version. * |
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| 12 | ! * |
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| 13 | ! FLEXPART is distributed in the hope that it will be useful, * |
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| 14 | ! but WITHOUT ANY WARRANTY; without even the implied warranty of * |
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| 15 | ! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
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| 16 | ! GNU General Public License for more details. * |
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| 17 | ! * |
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| 18 | ! You should have received a copy of the GNU General Public License * |
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| 19 | ! along with FLEXPART. If not, see <http://www.gnu.org/licenses/>. * |
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| 20 | !********************************************************************** |
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| 21 | |
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| 22 | program flexpart |
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| 23 | |
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| 24 | !***************************************************************************** |
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| 25 | ! * |
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| 26 | ! This is the Lagrangian Particle Dispersion Model FLEXPART. * |
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| 27 | ! The main program manages the reading of model run specifications, etc. * |
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| 28 | ! All actual computing is done within subroutine timemanager. * |
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| 29 | ! * |
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| 30 | ! Author: A. Stohl * |
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| 31 | ! * |
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| 32 | ! 18 May 1996 * |
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| 33 | ! * |
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| 34 | !***************************************************************************** |
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| 35 | ! * |
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| 36 | ! Variables: * |
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| 37 | ! * |
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| 38 | ! Constants: * |
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| 39 | ! * |
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| 40 | !***************************************************************************** |
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| 41 | |
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| 42 | use point_mod |
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| 43 | use par_mod |
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| 44 | use com_mod |
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| 45 | use conv_mod |
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| 46 | |
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| 47 | implicit none |
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| 48 | |
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| 49 | integer :: i,j,ix,jy,inest |
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| 50 | integer :: idummy = -320 |
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| 51 | character(len=256) :: inline_options !pathfile, flexversion, arg2 |
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| 52 | integer :: index_v |
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| 53 | |
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| 54 | ! Generate a large number of random numbers |
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| 55 | !****************************************** |
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| 56 | |
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| 57 | do i=1,maxrand-1,2 |
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| 58 | call gasdev1(idummy,rannumb(i),rannumb(i+1)) |
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| 59 | end do |
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| 60 | call gasdev1(idummy,rannumb(maxrand),rannumb(maxrand-1)) |
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| 61 | |
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| 62 | ! FLEXPART version string |
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| 63 | ! flexversion='Version 9.2 beta (2014-07-01)' |
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| 64 | flexversion='Version 9.2.0.1 (2015-01-27)' |
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| 65 | ! default inlide options |
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| 66 | inline_options='none' |
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| 67 | !verbosity flags defined in com_mod.f90 |
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| 68 | |
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| 69 | ! Read the pathnames where input/output files are stored |
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| 70 | !******************************************************* |
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| 71 | |
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| 72 | select case (iargc()) |
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| 73 | case (2) !2 parameters: pathfile and inline options |
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| 74 | call getarg(1,arg1) |
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| 75 | pathfile=arg1 |
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| 76 | call getarg(2,arg2) |
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| 77 | inline_options=arg2 |
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| 78 | case (1) !1 parameter pathfiel or inline options |
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| 79 | call getarg(1,arg1) |
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| 80 | pathfile=arg1 |
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| 81 | if (arg1(1:1).eq.'-') then |
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| 82 | write(pathfile,'(a11)') './pathnames' |
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| 83 | inline_options=arg1 |
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| 84 | endif |
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| 85 | case (0) !default behavior |
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| 86 | write(pathfile,'(a11)') './pathnames' |
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| 87 | end select |
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| 88 | |
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| 89 | ! Print the GPL License statement |
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| 90 | !******************************************************* |
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| 91 | print*,'Welcome to FLEXPART ', trim(flexversion) |
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| 92 | print*,'FLEXPART is free software released under the GNU General Public License.' |
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| 93 | |
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| 94 | ! inline options allow to fine tune the verbosity during run time |
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| 95 | ! e.g.: show compilation parameters or input variables, time execution |
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| 96 | if (inline_options(1:1).eq.'-') then |
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| 97 | ! if (index(inline_options,'v').gt.0) then |
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| 98 | ! print*, 'verbose mode' |
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| 99 | ! verbosity=1 |
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| 100 | ! index_v=index(inline_options,'v') |
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| 101 | ! if (inline_options(index_v+1:index_v+1).eq.'2') then |
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| 102 | ! verbosity=2 |
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| 103 | ! endif |
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| 104 | ! endif |
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| 105 | |
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| 106 | !if (trim(inline_options).eq.'-v'.or.trim(inline_options).eq.'-v1') then |
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| 107 | if (index(inline_options,'v').gt.0) then |
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| 108 | index_v=index(inline_options,'v') |
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| 109 | print*, 'Verbose mode: display additional information during run' |
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| 110 | verbosity=1 |
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| 111 | if (inline_options(index_v+1:index_v+1).eq.'2') then |
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| 112 | verbosity=2 |
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| 113 | endif |
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| 114 | print*, 'verbosity level=', verbosity !inline_options(index_v+1:index_v+1) |
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| 115 | |
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| 116 | endif |
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| 117 | !iif (trim(inline_options).eq.'-v2') then |
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| 118 | ! print*, 'Verbose mode 2: display more detailed information during run' |
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| 119 | ! verbosity=2 |
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| 120 | !endif |
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| 121 | |
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| 122 | if (index(inline_options,'i').gt.0) then |
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| 123 | !if (trim(inline_options).eq.'-i') then |
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| 124 | index_v=index(inline_options,'i') |
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| 125 | print*, 'Info mode: provide run specific information and stop' |
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| 126 | verbosity=1 |
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| 127 | info_flag=1 |
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| 128 | !if (trim(inline_options).eq.'-i2') then |
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| 129 | if (inline_options(index_v+1:index_v+1).eq.'2') then |
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| 130 | print*, 'Including input files' |
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| 131 | ! verbosity=1 |
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| 132 | info_flag=2 |
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| 133 | endif |
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| 134 | endif |
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| 135 | !if (trim(inline_options).eq.'-i2') then |
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| 136 | ! print*, 'Info mode: provide more detailed run specific information and stop' |
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| 137 | ! verbosity=1 |
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| 138 | ! info_flag=2 |
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| 139 | !endif |
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| 140 | if (index(inline_options,'t').gt.0) then |
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| 141 | time_flag=1 |
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| 142 | print*, 'timing execution: not implemented' |
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| 143 | !stop |
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| 144 | endif |
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| 145 | if (index(inline_options,'d').gt.0) then |
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| 146 | debug_flag=1 |
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| 147 | print*, 'debug: not implemented' |
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| 148 | print*, 'debug_flag=', debug_flag |
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| 149 | !stop |
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| 150 | endif |
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| 151 | endif |
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| 152 | |
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| 153 | if (verbosity.gt.0) then |
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| 154 | print*, 'FLEXPART>******************************' |
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| 155 | print*, 'FLEXPART>* verbosity level:', verbosity |
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| 156 | print*, 'FLEXPART>* info only: ', info_flag |
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| 157 | print*, 'FLEXPART>* time execution: ', time_flag |
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| 158 | print*, 'FLEXPART>******************************' |
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| 159 | |
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| 160 | print*, 'FLEXPART> parameters from par_mod' |
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| 161 | print*, 'FLEXPART> nxmax= ', nxmax |
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| 162 | print*, 'FLEXPART> nymax= ', nymax |
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| 163 | print*, 'FLEXPART> nuvzmax=', nuvzmax |
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| 164 | print*, 'FLEXPART> nwzmax= ', nwzmax |
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| 165 | print*, 'FLEXPART> nzmax= ', nzmax |
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| 166 | print*, 'FLEXPART> nxshift=', nxshift |
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| 167 | print*, 'FLEXPART> maxpart=', maxpart |
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| 168 | print*, 'FLEXPART> maxspec=', maxspec |
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| 169 | |
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| 170 | if (info_flag.eq.1) stop |
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| 171 | write(*,*) 'call readpaths' |
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| 172 | endif |
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| 173 | call readpaths(pathfile) |
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| 174 | |
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| 175 | !if (time_flag.gt.1) then !show clock info |
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| 176 | !count=0,count_rate=1000 |
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| 177 | CALL SYSTEM_CLOCK(count_clock0, count_rate, count_max) |
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| 178 | !WRITE(*,*) 'SYSTEM_CLOCK',count, count_rate, count_max |
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| 179 | !WRITE(*,*) 'SYSTEM_CLOCK, count_clock0', count_clock0 |
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| 180 | !WRITE(*,*) 'SYSTEM_CLOCK, count_rate', count_rate |
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| 181 | !WRITE(*,*) 'SYSTEM_CLOCK, count_max', count_max |
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| 182 | !endif |
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| 183 | |
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| 184 | ! Read the user specifications for the current model run |
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| 185 | !******************************************************* |
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| 186 | |
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| 187 | if (verbosity.gt.0) then |
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| 188 | write(*,*) 'call readcommand' |
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| 189 | endif |
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| 190 | call readcommand |
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| 191 | if (verbosity.gt.0) then |
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| 192 | write(*,*) ' ldirect =', ldirect |
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| 193 | write(*,*) ' ibdate,ibtime=', ibdate,ibtime |
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| 194 | write(*,*) ' iedate,ietime=', iedate,ietime |
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| 195 | endif |
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| 196 | if (time_flag.gt.0) then |
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| 197 | CALL SYSTEM_CLOCK(count_clock, count_rate, count_max) |
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| 198 | write(*,*) 'SYSTEM_CLOCK',(count_clock - count_clock0)/real(count_rate) !, count_rate, count_max |
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| 199 | endif |
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| 200 | |
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| 201 | ! Read the age classes to be used |
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| 202 | !******************************** |
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| 203 | if (verbosity.gt.0) then |
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| 204 | write(*,*) 'call readageclasses' |
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| 205 | endif |
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| 206 | call readageclasses |
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| 207 | |
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| 208 | if (time_flag.gt.1) then |
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| 209 | CALL SYSTEM_CLOCK(count_clock, count_rate, count_max) |
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| 210 | write(*,*) 'SYSTEM_CLOCK',(count_clock - count_clock0)/real(count_rate) !, count_rate, count_max |
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| 211 | endif |
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| 212 | |
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| 213 | ! Read, which wind fields are available within the modelling period |
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| 214 | !****************************************************************** |
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| 215 | |
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| 216 | if (verbosity.gt.0) then |
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| 217 | write(*,*) 'call readavailable' |
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| 218 | endif |
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| 219 | call readavailable |
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| 220 | |
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| 221 | ! Read the model grid specifications, |
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| 222 | ! both for the mother domain and eventual nests |
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| 223 | !********************************************** |
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| 224 | |
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| 225 | if (verbosity.gt.0) then |
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| 226 | write(*,*) 'FLEXPART> call gridcheck' |
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| 227 | endif |
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| 228 | call gridcheck |
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| 229 | |
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| 230 | if (time_flag.gt.0) then |
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| 231 | CALL SYSTEM_CLOCK(count_clock, count_rate, count_max) |
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| 232 | write(*,*) 'SYSTEM_CLOCK',(count_clock - count_clock0)/real(count_rate) !, count_rate, count_max |
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| 233 | endif |
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| 234 | |
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| 235 | if (verbosity.gt.0) then |
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| 236 | write(*,*) 'call gridcheck_nests' |
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| 237 | endif |
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| 238 | call gridcheck_nests |
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| 239 | |
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| 240 | ! Read the output grid specifications |
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| 241 | !************************************ |
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| 242 | |
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| 243 | if (verbosity.gt.0) then |
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| 244 | write(*,*) 'FLEXPART> call readoutgrid' |
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| 245 | endif |
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| 246 | |
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| 247 | call readoutgrid |
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| 248 | |
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| 249 | if (nested_output.eq.1) then |
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| 250 | call readoutgrid_nest |
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| 251 | if (verbosity.gt.0) then |
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| 252 | write(*,*) 'FLEXPART> readoutgrid_nest' |
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| 253 | endif |
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| 254 | endif |
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| 255 | |
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| 256 | ! Read the receptor points for which extra concentrations are to be calculated |
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| 257 | !***************************************************************************** |
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| 258 | |
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| 259 | if (verbosity.eq.1) then |
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| 260 | print*,'FLEXPART> call readreceptors' |
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| 261 | endif |
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| 262 | call readreceptors |
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| 263 | |
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| 264 | ! Read the physico-chemical species property table |
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| 265 | !************************************************* |
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| 266 | !SEC: now only needed SPECIES are read in readreleases.f |
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| 267 | !call readspecies |
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| 268 | |
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| 269 | |
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| 270 | ! Read the landuse inventory |
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| 271 | !*************************** |
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| 272 | |
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| 273 | if (verbosity.gt.0) then |
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| 274 | print*,'FLEXPART> call readlanduse' |
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| 275 | endif |
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| 276 | call readlanduse |
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| 277 | |
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| 278 | ! Assign fractional cover of landuse classes to each ECMWF grid point |
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| 279 | !******************************************************************** |
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| 280 | |
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| 281 | if (verbosity.gt.0) then |
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| 282 | print*,'FLEXPART> call assignland' |
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| 283 | endif |
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| 284 | call assignland |
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| 285 | |
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| 286 | ! Read the coordinates of the release locations |
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| 287 | !********************************************** |
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| 288 | |
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| 289 | if (verbosity.gt.0) then |
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| 290 | print*,'FLEXPART> call readreleases' |
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| 291 | endif |
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| 292 | call readreleases |
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| 293 | |
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| 294 | ! Read and compute surface resistances to dry deposition of gases |
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| 295 | !**************************************************************** |
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| 296 | |
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| 297 | if (verbosity.gt.0) then |
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| 298 | print*,'call readdepo' |
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| 299 | endif |
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| 300 | call readdepo |
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| 301 | |
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| 302 | ! Convert the release point coordinates from geografical to grid coordinates |
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| 303 | !*************************************************************************** |
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| 304 | |
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| 305 | call coordtrafo |
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| 306 | if (verbosity.gt.0) then |
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| 307 | print*,'call coordtrafo' |
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| 308 | endif |
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| 309 | |
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| 310 | ! Initialize all particles to non-existent |
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| 311 | !***************************************** |
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| 312 | |
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| 313 | if (verbosity.gt.0) then |
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| 314 | print*,'Initialize all particles to non-existent' |
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| 315 | endif |
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| 316 | do j=1,maxpart |
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| 317 | itra1(j)=-999999999 |
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| 318 | end do |
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| 319 | |
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| 320 | ! For continuation of previous run, read in particle positions |
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| 321 | !************************************************************* |
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| 322 | |
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| 323 | if (ipin.eq.1) then |
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| 324 | if (verbosity.gt.0) then |
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| 325 | print*,'call readpartpositions' |
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| 326 | endif |
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| 327 | call readpartpositions |
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| 328 | else |
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| 329 | if (verbosity.gt.0) then |
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| 330 | print*,'set numpart=0, numparticlecount=0' |
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| 331 | endif |
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| 332 | numpart=0 |
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| 333 | numparticlecount=0 |
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| 334 | endif |
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| 335 | |
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| 336 | ! Calculate volume, surface area, etc., of all output grid cells |
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| 337 | ! Allocate fluxes and OHfield if necessary |
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| 338 | !*************************************************************** |
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| 339 | |
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| 340 | if (verbosity.gt.0) then |
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| 341 | print*,'call outgrid_init' |
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| 342 | endif |
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| 343 | call outgrid_init |
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| 344 | if (nested_output.eq.1) call outgrid_init_nest |
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| 345 | |
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| 346 | ! Read the OH field |
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| 347 | !****************** |
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| 348 | |
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| 349 | if (OHREA.eqv..TRUE.) then |
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| 350 | if (verbosity.gt.0) then |
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| 351 | print*,'call readOHfield' |
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| 352 | endif |
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| 353 | call readOHfield |
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| 354 | endif |
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| 355 | |
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| 356 | ! Write basic information on the simulation to a file "header" |
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| 357 | ! and open files that are to be kept open throughout the simulation |
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| 358 | !****************************************************************** |
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| 359 | |
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| 360 | if (verbosity.gt.0) then |
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| 361 | print*,'call writeheader' |
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| 362 | endif |
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| 363 | |
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| 364 | call writeheader |
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| 365 | ! write header in ASCII format |
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| 366 | call writeheader_txt |
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| 367 | !if (nested_output.eq.1) call writeheader_nest |
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| 368 | if (nested_output.eq.1.and.surf_only.ne.1) call writeheader_nest |
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| 369 | if (nested_output.eq.1.and.surf_only.eq.1) call writeheader_nest_surf |
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| 370 | if (nested_output.ne.1.and.surf_only.eq.1) call writeheader_surf |
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| 371 | |
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| 372 | !open(unitdates,file=path(2)(1:length(2))//'dates') |
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| 373 | |
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| 374 | if (verbosity.gt.0) then |
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| 375 | print*,'call openreceptors' |
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| 376 | endif |
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| 377 | call openreceptors |
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| 378 | if ((iout.eq.4).or.(iout.eq.5)) call openouttraj |
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| 379 | |
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| 380 | ! Releases can only start and end at discrete times (multiples of lsynctime) |
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| 381 | !*************************************************************************** |
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| 382 | |
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| 383 | if (verbosity.gt.0) then |
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| 384 | print*,'discretize release times' |
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| 385 | endif |
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| 386 | do i=1,numpoint |
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| 387 | ireleasestart(i)=nint(real(ireleasestart(i))/real(lsynctime))*lsynctime |
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| 388 | ireleaseend(i)=nint(real(ireleaseend(i))/real(lsynctime))*lsynctime |
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| 389 | end do |
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| 390 | |
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| 391 | ! Initialize cloud-base mass fluxes for the convection scheme |
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| 392 | !************************************************************ |
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| 393 | |
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| 394 | if (verbosity.gt.0) then |
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| 395 | print*,'Initialize cloud-base mass fluxes for the convection scheme' |
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| 396 | endif |
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| 397 | |
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| 398 | do jy=0,nymin1 |
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| 399 | do ix=0,nxmin1 |
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| 400 | cbaseflux(ix,jy)=0. |
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| 401 | end do |
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| 402 | end do |
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| 403 | do inest=1,numbnests |
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| 404 | do jy=0,nyn(inest)-1 |
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| 405 | do ix=0,nxn(inest)-1 |
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| 406 | cbasefluxn(ix,jy,inest)=0. |
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| 407 | end do |
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| 408 | end do |
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| 409 | end do |
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| 410 | |
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| 411 | ! Calculate particle trajectories |
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| 412 | !******************************** |
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| 413 | |
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| 414 | if (time_flag.gt.0) then |
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| 415 | CALL SYSTEM_CLOCK(count_clock, count_rate, count_max) |
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| 416 | write(*,*) 'SYSTEM_CLOCK',(count_clock - count_clock0)/real(count_rate) !, count_rate, count_max |
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| 417 | endif |
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| 418 | if (info_flag.eq.2) then |
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| 419 | print*, 'info only mode (stop before call timemanager)' |
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| 420 | stop |
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| 421 | endif |
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| 422 | if (verbosity.gt.0) then |
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| 423 | print*,'call timemanager' |
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| 424 | endif |
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| 425 | |
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| 426 | call timemanager |
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| 427 | |
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| 428 | write(*,*) 'CONGRATULATIONS: YOU HAVE SUCCESSFULLY COMPLETED A FLEXPART MODEL RUN!' |
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| 429 | |
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| 430 | end program flexpart |
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