| 1 | ! DJM - 2017-05-09 - added #ifdef USE_MPIINPLACE cpp directive to * |
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| 2 | ! enable allocation of a gridunc0 array if required by MPI code in * |
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| 3 | ! mpi_mod.f90 * |
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| 4 | ! * |
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| 5 | !********************************************************************** |
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| 6 | |
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| 7 | |
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| 8 | subroutine outgrid_init |
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| 9 | ! |
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| 10 | !***************************************************************************** |
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| 11 | ! * |
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| 12 | ! This routine initializes the output grids * |
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| 13 | ! * |
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| 14 | ! Author: A. Stohl * |
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| 15 | ! * |
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| 16 | ! 7 August 2002 * |
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| 17 | ! * |
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| 18 | !***************************************************************************** |
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| 19 | ! * |
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| 20 | ! Variables: * |
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| 21 | ! * |
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| 22 | ! area surface area of all output grid cells * |
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| 23 | ! areaeast eastward facing wall area of all output grid cells * |
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| 24 | ! areanorth northward facing wall area of all output grid cells * |
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| 25 | ! volume volumes of all output grid cells * |
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| 26 | ! * |
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| 27 | !***************************************************************************** |
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| 28 | |
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| 29 | use flux_mod |
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| 30 | use oh_mod |
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| 31 | use unc_mod |
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| 32 | use outg_mod |
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| 33 | use par_mod |
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| 34 | use com_mod |
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| 35 | |
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| 36 | implicit none |
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| 37 | |
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| 38 | integer :: ix,jy,kz,i,nage,l,iix,jjy,ixp,jyp,i1,j1,j,ngrid |
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| 39 | integer :: ks,kp,stat |
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| 40 | real :: ylat,gridarea,ylatp,ylatm,hzone,cosfactm,cosfactp |
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| 41 | real :: xlon,xl,yl,ddx,ddy,rddx,rddy,p1,p2,p3,p4,xtn,ytn,oroh |
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| 42 | real,parameter :: eps=nxmax/3.e5 |
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| 43 | |
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| 44 | |
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| 45 | ! Compute surface area and volume of each grid cell: area, volume; |
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| 46 | ! and the areas of the northward and eastward facing walls: areaeast, areanorth |
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| 47 | !*********************************************************************** |
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| 48 | do jy=0,numygrid-1 |
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| 49 | ylat=outlat0+(real(jy)+0.5)*dyout |
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| 50 | ylatp=ylat+0.5*dyout |
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| 51 | ylatm=ylat-0.5*dyout |
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| 52 | if ((ylatm.lt.0).and.(ylatp.gt.0.)) then |
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| 53 | hzone=dyout*r_earth*pi180 |
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| 54 | else |
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| 55 | |
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| 56 | ! Calculate area of grid cell with formula M=2*pi*R*h*dx/360, |
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| 57 | ! see Netz, Formeln der Mathematik, 5. Auflage (1983), p.90 |
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| 58 | !************************************************************ |
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| 59 | |
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| 60 | cosfactp=cos(ylatp*pi180) |
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| 61 | cosfactm=cos(ylatm*pi180) |
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| 62 | if (cosfactp.lt.cosfactm) then |
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| 63 | hzone=sqrt(1-cosfactp**2)- & |
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| 64 | sqrt(1-cosfactm**2) |
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| 65 | hzone=hzone*r_earth |
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| 66 | else |
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| 67 | hzone=sqrt(1-cosfactm**2)- & |
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| 68 | sqrt(1-cosfactp**2) |
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| 69 | hzone=hzone*r_earth |
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| 70 | endif |
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| 71 | endif |
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| 72 | |
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| 73 | ! Surface are of a grid cell at a latitude ylat |
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| 74 | !********************************************** |
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| 75 | |
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| 76 | gridarea=2.*pi*r_earth*hzone*dxout/360. |
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| 77 | |
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| 78 | do ix=0,numxgrid-1 |
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| 79 | area(ix,jy)=gridarea |
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| 80 | |
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| 81 | ! Volume = area x box height |
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| 82 | !*************************** |
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| 83 | |
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| 84 | volume(ix,jy,1)=area(ix,jy)*outheight(1) |
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| 85 | areaeast(ix,jy,1)=dyout*r_earth*pi180*outheight(1) |
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| 86 | areanorth(ix,jy,1)=cos(ylat*pi180)*dxout*r_earth*pi180* & |
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| 87 | outheight(1) |
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| 88 | do kz=2,numzgrid |
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| 89 | areaeast(ix,jy,kz)=dyout*r_earth*pi180* & |
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| 90 | (outheight(kz)-outheight(kz-1)) |
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| 91 | areanorth(ix,jy,kz)=cos(ylat*pi180)*dxout*r_earth*pi180* & |
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| 92 | (outheight(kz)-outheight(kz-1)) |
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| 93 | volume(ix,jy,kz)=area(ix,jy)*(outheight(kz)-outheight(kz-1)) |
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| 94 | end do |
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| 95 | end do |
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| 96 | end do |
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| 97 | |
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| 98 | |
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| 99 | |
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| 100 | |
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| 101 | !****************************************************************** |
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| 102 | ! Determine average height of model topography in output grid cells |
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| 103 | !****************************************************************** |
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| 104 | |
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| 105 | ! Loop over all output grid cells |
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| 106 | !******************************** |
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| 107 | |
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| 108 | do jjy=0,numygrid-1 |
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| 109 | do iix=0,numxgrid-1 |
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| 110 | oroh=0. |
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| 111 | |
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| 112 | ! Take 100 samples of the topography in every grid cell |
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| 113 | !****************************************************** |
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| 114 | |
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| 115 | do j1=1,10 |
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| 116 | ylat=outlat0+(real(jjy)+real(j1)/10.-0.05)*dyout |
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| 117 | yl=(ylat-ylat0)/dy |
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| 118 | do i1=1,10 |
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| 119 | xlon=outlon0+(real(iix)+real(i1)/10.-0.05)*dxout |
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| 120 | xl=(xlon-xlon0)/dx |
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| 121 | |
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| 122 | ! Determine the nest we are in |
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| 123 | !***************************** |
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| 124 | |
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| 125 | ngrid=0 |
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| 126 | do j=numbnests,1,-1 |
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| 127 | if ((xl.gt.xln(j)+eps).and.(xl.lt.xrn(j)-eps).and. & |
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| 128 | (yl.gt.yln(j)+eps).and.(yl.lt.yrn(j)-eps)) then |
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| 129 | ngrid=j |
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| 130 | goto 43 |
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| 131 | endif |
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| 132 | end do |
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| 133 | 43 continue |
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| 134 | |
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| 135 | ! Determine (nested) grid coordinates and auxiliary parameters used for interpolation |
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| 136 | !***************************************************************************** |
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| 137 | |
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| 138 | if (ngrid.gt.0) then |
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| 139 | xtn=(xl-xln(ngrid))*xresoln(ngrid) |
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| 140 | ytn=(yl-yln(ngrid))*yresoln(ngrid) |
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| 141 | ix=int(xtn) |
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| 142 | jy=int(ytn) |
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| 143 | ddy=ytn-real(jy) |
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| 144 | ddx=xtn-real(ix) |
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| 145 | else |
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| 146 | ix=int(xl) |
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| 147 | jy=int(yl) |
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| 148 | ddy=yl-real(jy) |
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| 149 | ddx=xl-real(ix) |
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| 150 | endif |
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| 151 | ixp=ix+1 |
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| 152 | jyp=jy+1 |
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| 153 | rddx=1.-ddx |
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| 154 | rddy=1.-ddy |
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| 155 | p1=rddx*rddy |
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| 156 | p2=ddx*rddy |
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| 157 | p3=rddx*ddy |
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| 158 | p4=ddx*ddy |
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| 159 | |
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| 160 | if (ngrid.gt.0) then |
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| 161 | oroh=oroh+p1*oron(ix ,jy ,ngrid) & |
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| 162 | + p2*oron(ixp,jy ,ngrid) & |
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| 163 | + p3*oron(ix ,jyp,ngrid) & |
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| 164 | + p4*oron(ixp,jyp,ngrid) |
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| 165 | else |
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| 166 | oroh=oroh+p1*oro(ix ,jy) & |
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| 167 | + p2*oro(ixp,jy) & |
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| 168 | + p3*oro(ix ,jyp) & |
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| 169 | + p4*oro(ixp,jyp) |
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| 170 | endif |
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| 171 | end do |
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| 172 | end do |
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| 173 | |
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| 174 | ! Divide by the number of samples taken |
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| 175 | !************************************** |
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| 176 | |
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| 177 | oroout(iix,jjy)=oroh/100. |
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| 178 | end do |
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| 179 | end do |
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| 180 | |
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| 181 | ! if necessary allocate flux fields |
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| 182 | if (iflux.eq.1) then |
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| 183 | allocate(flux(6,0:numxgrid-1,0:numygrid-1,numzgrid, & |
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| 184 | 1:nspec,1:maxpointspec_act,1:nageclass),stat=stat) |
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| 185 | if (stat.ne.0) write(*,*)'ERROR: could not allocate flux array ' |
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| 186 | endif |
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| 187 | |
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| 188 | ! gridunc,griduncn uncertainty of outputted concentrations |
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| 189 | allocate(gridunc(0:numxgrid-1,0:numygrid-1,numzgrid,maxspec, & |
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| 190 | maxpointspec_act,nclassunc,maxageclass),stat=stat) |
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| 191 | if (stat.ne.0) write(*,*)'ERROR: could not allocate gridunc' |
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| 192 | if (ldirect.gt.0) then |
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| 193 | allocate(wetgridunc(0:numxgrid-1,0:numygrid-1,maxspec, & |
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| 194 | maxpointspec_act,nclassunc,maxageclass),stat=stat) |
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| 195 | if (stat.ne.0) write(*,*)'ERROR: could not allocate wetgridunc' |
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| 196 | allocate(drygridunc(0:numxgrid-1,0:numygrid-1,maxspec, & |
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| 197 | maxpointspec_act,nclassunc,maxageclass),stat=stat) |
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| 198 | if (stat.ne.0) write(*,*)'ERROR: could not allocate drygridunc' |
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| 199 | endif |
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| 200 | |
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| 201 | #ifdef USE_MPIINPLACE |
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| 202 | #else |
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| 203 | ! Extra field for totals at MPI root process |
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| 204 | if (lroot.and.mpi_mode.gt.0) then |
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| 205 | ! If MPI_IN_PLACE option is not used in mpi_mod.f90::mpif_tm_reduce_grid(), |
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| 206 | ! then an aux array is needed for parallel grid reduction |
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| 207 | allocate(gridunc0(0:numxgrid-1,0:numygrid-1,numzgrid,maxspec, & |
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| 208 | maxpointspec_act,nclassunc,maxageclass),stat=stat) |
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| 209 | if (stat.ne.0) write(*,*)'ERROR: could not allocate gridunc0' |
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| 210 | else if (.not.lroot.and.mpi_mode.gt.0) then |
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| 211 | allocate(gridunc0(1,1,1,1,1,1,1),stat=stat) |
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| 212 | if (stat.ne.0) write(*,*)'ERROR: could not allocate gridunc0' |
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| 213 | end if |
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| 214 | #endif |
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| 215 | if (ldirect.gt.0) then |
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| 216 | if (lroot.and.mpi_mode.gt.0) then |
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| 217 | allocate(wetgridunc0(0:numxgrid-1,0:numygrid-1,maxspec, & |
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| 218 | maxpointspec_act,nclassunc,maxageclass),stat=stat) |
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| 219 | if (stat.ne.0) write(*,*)'ERROR: could not allocate wetgridunc0' |
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| 220 | allocate(drygridunc0(0:numxgrid-1,0:numygrid-1,maxspec, & |
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| 221 | maxpointspec_act,nclassunc,maxageclass),stat=stat) |
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| 222 | if (stat.ne.0) write(*,*)'ERROR: could not allocate drygridunc0' |
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| 223 | |
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| 224 | ! allocate a dummy to avoid compilator complaints |
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| 225 | else if (.not.lroot.and.mpi_mode.gt.0) then |
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| 226 | allocate(wetgridunc0(1,1,1,1,1,1),stat=stat) |
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| 227 | allocate(drygridunc0(1,1,1,1,1,1),stat=stat) |
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| 228 | end if |
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| 229 | end if |
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| 230 | |
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| 231 | !write (*,*) 'Dimensions for fields', numxgrid,numygrid, & |
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| 232 | ! maxspec,maxpointspec_act,nclassunc,maxageclass |
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| 233 | |
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| 234 | if (lroot) then |
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| 235 | write (*,*) 'Allocating fields for global output (x,y): ', numxgrid,numygrid |
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| 236 | write (*,*) 'Allocating fields for nested output (x,y): ', numxgridn,numygridn |
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| 237 | end if |
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| 238 | |
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| 239 | ! allocate fields for concoutput with maximum dimension of outgrid |
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| 240 | ! and outgrid_nest |
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| 241 | |
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| 242 | allocate(gridsigma(0:max(numxgrid,numxgridn)-1, & |
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| 243 | 0:max(numygrid,numygridn)-1,numzgrid),stat=stat) |
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| 244 | if (stat.ne.0) write(*,*)'ERROR: could not allocate gridunc' |
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| 245 | allocate(grid(0:max(numxgrid,numxgridn)-1, & |
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| 246 | 0:max(numygrid,numygridn)-1,numzgrid),stat=stat) |
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| 247 | if (stat.ne.0) write(*,*)'ERROR: could not allocate gridunc' |
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| 248 | allocate(densityoutgrid(0:max(numxgrid,numxgridn)-1, & |
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| 249 | 0:max(numygrid,numygridn)-1,numzgrid),stat=stat) |
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| 250 | if (stat.ne.0) write(*,*)'ERROR: could not allocate gridunc' |
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| 251 | ! RLT |
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| 252 | allocate(densitydrygrid(0:max(numxgrid,numxgridn)-1, & |
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| 253 | 0:max(numygrid,numygridn)-1,numzgrid),stat=stat) |
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| 254 | if (stat.ne.0) write(*,*)'ERROR: could not allocate gridunc' |
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| 255 | allocate(factor_drygrid(0:max(numxgrid,numxgridn)-1, & |
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| 256 | 0:max(numygrid,numygridn)-1,numzgrid),stat=stat) |
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| 257 | if (stat.ne.0) write(*,*)'ERROR: could not allocate gridunc' |
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| 258 | |
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| 259 | allocate(factor3d(0:max(numxgrid,numxgridn)-1, & |
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| 260 | 0:max(numygrid,numygridn)-1,numzgrid),stat=stat) |
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| 261 | if (stat.ne.0) write(*,*)'ERROR: could not allocate gridunc' |
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| 262 | allocate(sparse_dump_r(max(numxgrid,numxgridn)* & |
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| 263 | max(numygrid,numygridn)*numzgrid),stat=stat) |
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| 264 | if (stat.ne.0) write(*,*)'ERROR: could not allocate gridunc' |
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| 265 | |
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| 266 | allocate(sparse_dump_u(max(numxgrid,numxgridn)* & |
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| 267 | max(numygrid,numygridn)*numzgrid),stat=stat) |
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| 268 | if (stat.ne.0) write(*,*)'ERROR: could not allocate gridunc' |
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| 269 | |
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| 270 | allocate(sparse_dump_i(max(numxgrid,numxgridn)* & |
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| 271 | max(numygrid,numygridn)*numzgrid),stat=stat) |
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| 272 | if (stat.ne.0) write(*,*)'ERROR: could not allocate gridunc' |
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| 273 | |
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| 274 | ! deposition fields are only allocated for forward runs |
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| 275 | if (ldirect.gt.0) then |
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| 276 | allocate(wetgridsigma(0:max(numxgrid,numxgridn)-1, & |
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| 277 | 0:max(numygrid,numygridn)-1),stat=stat) |
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| 278 | if (stat.ne.0) write(*,*)'ERROR: could not allocate gridunc' |
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| 279 | allocate(drygridsigma(0:max(numxgrid,numxgridn)-1, & |
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| 280 | 0:max(numygrid,numygridn)-1),stat=stat) |
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| 281 | if (stat.ne.0) write(*,*)'ERROR: could not allocate gridunc' |
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| 282 | allocate(wetgrid(0:max(numxgrid,numxgridn)-1, & |
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| 283 | 0:max(numygrid,numygridn)-1),stat=stat) |
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| 284 | if (stat.ne.0) write(*,*)'ERROR: could not allocate gridunc' |
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| 285 | allocate(drygrid(0:max(numxgrid,numxgridn)-1, & |
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| 286 | 0:max(numygrid,numygridn)-1),stat=stat) |
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| 287 | if (stat.ne.0) write(*,*)'ERROR: could not allocate gridunc' |
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| 288 | endif |
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| 289 | |
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| 290 | ! Initial condition field |
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| 291 | |
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| 292 | if (linit_cond.gt.0) then |
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| 293 | allocate(init_cond(0:numxgrid-1,0:numygrid-1,numzgrid,maxspec, & |
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| 294 | maxpointspec_act),stat=stat) |
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| 295 | if (stat.ne.0) write(*,*)'ERROR: could not allocate init_cond' |
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| 296 | endif |
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| 297 | |
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| 298 | !************************ |
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| 299 | ! Initialize output grids |
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| 300 | !************************ |
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| 301 | |
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| 302 | do ks=1,nspec |
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| 303 | do kp=1,maxpointspec_act |
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| 304 | do i=1,numreceptor |
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| 305 | ! Receptor points |
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| 306 | creceptor(i,ks)=0. |
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| 307 | end do |
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| 308 | do nage=1,nageclass |
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| 309 | do jy=0,numygrid-1 |
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| 310 | do ix=0,numxgrid-1 |
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| 311 | do l=1,nclassunc |
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| 312 | ! Deposition fields |
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| 313 | if (ldirect.gt.0) then |
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| 314 | wetgridunc(ix,jy,ks,kp,l,nage)=0. |
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| 315 | drygridunc(ix,jy,ks,kp,l,nage)=0. |
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| 316 | endif |
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| 317 | do kz=1,numzgrid |
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| 318 | if (iflux.eq.1) then |
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| 319 | ! Flux fields |
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| 320 | do i=1,5 |
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| 321 | flux(i,ix,jy,kz,ks,kp,nage)=0. |
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| 322 | end do |
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| 323 | endif |
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| 324 | ! Initial condition field |
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| 325 | if ((l.eq.1).and.(nage.eq.1).and.(linit_cond.gt.0)) & |
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| 326 | init_cond(ix,jy,kz,ks,kp)=0. |
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| 327 | ! Concentration fields |
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| 328 | gridunc(ix,jy,kz,ks,kp,l,nage)=0. |
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| 329 | end do |
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| 330 | end do |
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| 331 | end do |
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| 332 | end do |
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| 333 | end do |
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| 334 | end do |
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| 335 | end do |
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| 336 | |
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| 337 | |
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| 338 | |
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| 339 | end subroutine outgrid_init |
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