[e200b7a] | 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 | subroutine readoutgrid_nest |
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| 23 | |
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| 24 | !***************************************************************************** |
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| 25 | ! * |
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| 26 | ! This routine reads the user specifications for the output nest. * |
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| 27 | ! * |
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| 28 | ! Author: A. Stohl * |
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| 29 | ! * |
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| 30 | ! 4 June 1996 * |
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| 31 | ! * |
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| 32 | !***************************************************************************** |
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| 33 | ! * |
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| 34 | ! Variables: * |
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| 35 | ! dxoutn,dyoutn grid distances of output nest * |
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| 36 | ! numxgridn,numygridn,numzgrid nest dimensions * |
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| 37 | ! outlon0n,outlat0n lower left corner of nest * |
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| 38 | ! outheight(maxzgrid) height levels of output grid [m] * |
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| 39 | ! * |
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| 40 | ! Constants: * |
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| 41 | ! unitoutgrid unit connected to file OUTGRID * |
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| 42 | ! * |
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| 43 | !***************************************************************************** |
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| 44 | |
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| 45 | use outg_mod |
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| 46 | use par_mod |
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| 47 | use com_mod |
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| 48 | |
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| 49 | implicit none |
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| 50 | |
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| 51 | integer :: stat |
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| 52 | real :: xr,xr1,yr,yr1 |
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| 53 | real,parameter :: eps=1.e-4 |
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| 54 | |
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[b4d29ce] | 55 | integer :: readerror |
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[e200b7a] | 56 | |
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[b4d29ce] | 57 | ! declare namelist |
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| 58 | namelist /outgridn/ & |
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| 59 | outlon0n,outlat0n, & |
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| 60 | numxgridn,numygridn, & |
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| 61 | dxoutn,dyoutn |
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| 62 | |
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| 63 | ! helps identifying failed namelist input |
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| 64 | dxoutn=-1.0 |
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[e200b7a] | 65 | |
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| 66 | ! Open the OUTGRID file and read output grid specifications |
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| 67 | !********************************************************** |
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| 68 | |
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[b4d29ce] | 69 | open(unitoutgrid,file=path(1)(1:length(1))//'OUTGRID_NEST',form='formatted',status='old',err=999) |
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| 70 | |
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| 71 | ! try namelist input |
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| 72 | read(unitoutgrid,outgridn,iostat=readerror) |
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| 73 | close(unitoutgrid) |
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[e200b7a] | 74 | |
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[b4d29ce] | 75 | if ((dxoutn.le.0).or.(readerror.ne.0)) then |
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[e200b7a] | 76 | |
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[b4d29ce] | 77 | open(unitoutgrid,file=path(1)(1:length(1))//'OUTGRID_NEST',status='old',err=999) |
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| 78 | call skplin(5,unitoutgrid) |
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[e200b7a] | 79 | |
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[b4d29ce] | 80 | ! 1. Read horizontal grid specifications |
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| 81 | !**************************************** |
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[e200b7a] | 82 | |
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[b4d29ce] | 83 | call skplin(3,unitoutgrid) |
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| 84 | read(unitoutgrid,'(4x,f11.4)') outlon0n |
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| 85 | call skplin(3,unitoutgrid) |
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| 86 | read(unitoutgrid,'(4x,f11.4)') outlat0n |
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| 87 | call skplin(3,unitoutgrid) |
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| 88 | read(unitoutgrid,'(4x,i5)') numxgridn |
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| 89 | call skplin(3,unitoutgrid) |
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| 90 | read(unitoutgrid,'(4x,i5)') numygridn |
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| 91 | call skplin(3,unitoutgrid) |
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| 92 | read(unitoutgrid,'(4x,f12.5)') dxoutn |
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| 93 | call skplin(3,unitoutgrid) |
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| 94 | read(unitoutgrid,'(4x,f12.5)') dyoutn |
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[e200b7a] | 95 | |
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[b4d29ce] | 96 | close(unitoutgrid) |
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| 97 | endif |
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[e200b7a] | 98 | |
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[b4d29ce] | 99 | ! write outgrid_nest file in namelist format to output directory if requested |
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[8a65cb0] | 100 | if (nmlout.and.lroot) then |
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[b4d29ce] | 101 | open(unitoutgrid,file=path(2)(1:length(2))//'OUTGRID_NEST.namelist',err=1000) |
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| 102 | write(unitoutgrid,nml=outgridn) |
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| 103 | close(unitoutgrid) |
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| 104 | endif |
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[e200b7a] | 105 | |
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[b4d29ce] | 106 | allocate(orooutn(0:numxgridn-1,0:numygridn-1),stat=stat) |
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| 107 | if (stat.ne.0) write(*,*)'ERROR: could not allocate orooutn' |
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| 108 | allocate(arean(0:numxgridn-1,0:numygridn-1),stat=stat) |
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| 109 | if (stat.ne.0) write(*,*)'ERROR: could not allocate arean' |
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| 110 | allocate(volumen(0:numxgridn-1,0:numygridn-1,numzgrid),stat=stat) |
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| 111 | if (stat.ne.0) write(*,*)'ERROR: could not allocate volumen' |
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[e200b7a] | 112 | |
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| 113 | ! Check validity of output grid (shall be within model domain) |
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| 114 | !************************************************************* |
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| 115 | |
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| 116 | xr=outlon0n+real(numxgridn)*dxoutn |
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| 117 | yr=outlat0n+real(numygridn)*dyoutn |
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| 118 | xr1=xlon0+real(nxmin1)*dx |
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| 119 | yr1=ylat0+real(nymin1)*dy |
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| 120 | if ((outlon0n+eps.lt.xlon0).or.(outlat0n+eps.lt.ylat0) & |
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| 121 | .or.(xr.gt.xr1+eps).or.(yr.gt.yr1+eps)) then |
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| 122 | write(*,*) ' #### FLEXPART MODEL ERROR! PART OF OUTPUT ####' |
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| 123 | write(*,*) ' #### NEST IS OUTSIDE MODEL DOMAIN. CHANGE ####' |
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| 124 | write(*,*) ' #### FILE OUTGRID IN DIRECTORY ####' |
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| 125 | write(*,'(a)') path(1)(1:length(1)) |
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| 126 | stop |
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| 127 | endif |
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| 128 | |
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| 129 | xoutshiftn=xlon0-outlon0n |
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| 130 | youtshiftn=ylat0-outlat0n |
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| 131 | return |
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| 132 | |
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[b4d29ce] | 133 | 999 write(*,*) ' #### FLEXPART MODEL ERROR! FILE "OUTGRID" #### ' |
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| 134 | write(*,*) ' #### CANNOT BE OPENED IN THE DIRECTORY #### ' |
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| 135 | write(*,'(a)') path(1)(1:length(1)) |
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| 136 | stop |
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[e200b7a] | 137 | |
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[b4d29ce] | 138 | 1000 write(*,*) ' #### FLEXPART MODEL ERROR! FILE "OUTGRID" #### ' |
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[e200b7a] | 139 | write(*,*) ' #### CANNOT BE OPENED IN THE DIRECTORY #### ' |
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[b4d29ce] | 140 | write(*,'(a)') path(2)(1:length(2)) |
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[e200b7a] | 141 | stop |
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| 142 | |
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| 143 | end subroutine readoutgrid_nest |
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