[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 readreceptors |
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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 receptor points. * |
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| 27 | ! * |
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| 28 | ! Author: A. Stohl * |
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[496c607] | 29 | ! * |
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[e200b7a] | 30 | ! 1 August 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 | ! receptorarea(maxreceptor) area of dx*dy at location of receptor * |
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| 36 | ! receptorname(maxreceptor) names of receptors * |
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| 37 | ! xreceptor,yreceptor coordinates of receptor points * |
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| 38 | ! * |
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| 39 | ! Constants: * |
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| 40 | ! unitreceptor unit connected to file RECEPTORS * |
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| 41 | ! * |
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| 42 | !***************************************************************************** |
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| 43 | |
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| 44 | use par_mod |
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| 45 | use com_mod |
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| 46 | |
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| 47 | implicit none |
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| 48 | |
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| 49 | integer :: j |
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| 50 | real :: x,y,xm,ym |
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| 51 | character(len=16) :: receptor |
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| 52 | |
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| 53 | |
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| 54 | ! For backward runs, do not allow receptor output. Thus, set number of receptors to zero |
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| 55 | !***************************************************************************** |
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| 56 | |
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[496c607] | 57 | #if defined CTBTO |
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| 58 | ! if (ldirect.lt.0) then |
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| 59 | ! numreceptor=0 |
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| 60 | ! return |
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| 61 | ! endif |
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| 62 | #else |
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[e200b7a] | 63 | if (ldirect.lt.0) then |
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| 64 | numreceptor=0 |
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| 65 | return |
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| 66 | endif |
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[496c607] | 67 | #endif |
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[e200b7a] | 68 | |
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| 69 | |
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| 70 | ! Open the RECEPTORS file and read output grid specifications |
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| 71 | !************************************************************ |
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| 72 | |
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[496c607] | 73 | open(unitreceptor,file=path(1)(1:length(1))//'RECEPTORS', & |
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| 74 | status='old',err=999) |
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[e200b7a] | 75 | |
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[496c607] | 76 | call skplin(5,unitreceptor) |
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[e200b7a] | 77 | |
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| 78 | |
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[496c607] | 79 | ! Read the names and coordinates of the receptors |
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| 80 | !************************************************ |
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[e200b7a] | 81 | |
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[496c607] | 82 | j=0 |
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| 83 | 100 j=j+1 |
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[e200b7a] | 84 | read(unitreceptor,*,end=99) |
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| 85 | read(unitreceptor,*,end=99) |
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| 86 | read(unitreceptor,*,end=99) |
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| 87 | read(unitreceptor,'(4x,a16)',end=99) receptor |
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| 88 | call skplin(3,unitreceptor) |
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| 89 | read(unitreceptor,'(4x,f11.4)',end=99) x |
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| 90 | call skplin(3,unitreceptor) |
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| 91 | read(unitreceptor,'(4x,f11.4)',end=99) y |
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| 92 | if ((x.eq.0.).and.(y.eq.0.).and. & |
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| 93 | (receptor.eq.' ')) then |
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| 94 | j=j-1 |
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| 95 | goto 100 |
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| 96 | endif |
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| 97 | if (j.gt.maxreceptor) then |
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[496c607] | 98 | write(*,*) ' #### FLEXPART MODEL ERROR! TOO MANY RECEPTOR #### ' |
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| 99 | write(*,*) ' #### POINTS ARE GIVEN. #### ' |
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| 100 | write(*,*) ' #### MAXIMUM NUMBER IS ',maxreceptor,' #### ' |
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| 101 | write(*,*) ' #### PLEASE MAKE CHANGES IN FILE RECEPTORS #### ' |
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[e200b7a] | 102 | endif |
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| 103 | receptorname(j)=receptor |
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| 104 | xreceptor(j)=(x-xlon0)/dx ! transform to grid coordinates |
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| 105 | yreceptor(j)=(y-ylat0)/dy |
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| 106 | xm=r_earth*cos(y*pi/180.)*dx/180.*pi |
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| 107 | ym=r_earth*dy/180.*pi |
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| 108 | receptorarea(j)=xm*ym |
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| 109 | goto 100 |
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| 110 | |
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[496c607] | 111 | 99 numreceptor=j-1 |
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| 112 | close(unitreceptor) |
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[e200b7a] | 113 | return |
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| 114 | |
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| 115 | |
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[496c607] | 116 | 999 write(*,*) ' #### FLEXPART MODEL ERROR! FILE "RECEPTORS" #### ' |
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[e200b7a] | 117 | write(*,*) ' #### CANNOT BE OPENED IN THE DIRECTORY #### ' |
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| 118 | write(*,'(a)') path(1)(1:length(1)) |
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| 119 | stop |
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| 120 | |
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| 121 | end subroutine readreceptors |
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