| 1 | subroutine partoutput_short(itime) |
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| 2 | ! i |
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| 3 | !***************************************************************************** |
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| 4 | ! * |
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| 5 | ! Dump all particle positions * |
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| 6 | ! * |
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| 7 | ! Author: A. Stohl * |
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| 8 | ! * |
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| 9 | ! 12 March 1999 * |
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| 10 | ! * |
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| 11 | !***************************************************************************** |
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| 12 | ! * |
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| 13 | ! Variables: * |
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| 14 | ! * |
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| 15 | !***************************************************************************** |
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| 16 | |
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| 17 | use par_mod |
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| 18 | use com_mod |
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| 19 | |
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| 20 | implicit none |
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| 21 | |
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| 22 | real(kind=dp) :: jul |
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| 23 | integer :: itime,i,j,jjjjmmdd,ihmmss,numshortout,numshortall |
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| 24 | integer :: ix,jy,ixp,jyp |
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| 25 | real :: xlon,ylat,zlim,dt1,dt2,dtt,ddx,ddy,rddx,rddy,p1,p2,p3,p4,topo |
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| 26 | character :: adate*8,atime*6 |
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| 27 | |
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| 28 | integer(kind=2) :: idump(3,maxpart) |
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| 29 | integer :: i4dump(maxpart) |
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| 30 | |
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| 31 | |
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| 32 | ! Determine current calendar date, needed for the file name |
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| 33 | !********************************************************** |
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| 34 | |
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| 35 | jul=bdate+real(itime,kind=dp)/86400._dp |
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| 36 | call caldate(jul,jjjjmmdd,ihmmss) |
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| 37 | write(adate,'(i8.8)') jjjjmmdd |
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| 38 | write(atime,'(i6.6)') ihmmss |
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| 39 | |
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| 40 | |
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| 41 | ! Some variables needed for temporal interpolation |
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| 42 | !************************************************* |
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| 43 | |
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| 44 | dt1=real(itime-memtime(1)) |
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| 45 | dt2=real(memtime(2)-itime) |
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| 46 | dtt=1./(dt1+dt2) |
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| 47 | |
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| 48 | |
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| 49 | ! Loop about all particles |
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| 50 | !************************* |
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| 51 | |
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| 52 | numshortout=0 |
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| 53 | numshortall=0 |
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| 54 | do i=1,numpart |
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| 55 | |
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| 56 | ! Take only valid particles |
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| 57 | !************************** |
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| 58 | |
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| 59 | if (itra1(i).eq.itime) then |
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| 60 | xlon=xlon0+xtra1(i)*dx |
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| 61 | ylat=ylat0+ytra1(i)*dy |
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| 62 | |
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| 63 | !***************************************************************************** |
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| 64 | ! Interpolate several variables (PV, specific humidity, etc.) to particle position |
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| 65 | !***************************************************************************** |
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| 66 | |
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| 67 | ix=xtra1(i) |
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| 68 | jy=ytra1(i) |
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| 69 | ixp=ix+1 |
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| 70 | jyp=jy+1 |
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| 71 | ddx=xtra1(i)-real(ix) |
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| 72 | ddy=ytra1(i)-real(jy) |
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| 73 | rddx=1.-ddx |
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| 74 | rddy=1.-ddy |
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| 75 | p1=rddx*rddy |
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| 76 | p2=ddx*rddy |
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| 77 | p3=rddx*ddy |
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| 78 | p4=ddx*ddy |
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| 79 | |
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| 80 | ! Topography |
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| 81 | !*********** |
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| 82 | |
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| 83 | topo=p1*oro(ix ,jy) & |
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| 84 | + p2*oro(ixp,jy) & |
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| 85 | + p3*oro(ix ,jyp) & |
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| 86 | + p4*oro(ixp,jyp) |
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| 87 | |
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| 88 | |
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| 89 | ! Convert positions to integer*2 variables (from -32768 to 32767) |
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| 90 | ! Do this only for region of main interest, i.e. extended North Atlantic region, |
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| 91 | ! and for the tracer of interest, i.e. the North American one |
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| 92 | !***************************************************************************** |
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| 93 | |
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| 94 | if (xlon.gt.180.) xlon=xlon-360. |
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| 95 | if (xlon.lt.-180.) xlon=xlon+360. |
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| 96 | |
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| 97 | numshortall=numshortall+1 |
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| 98 | if ((xlon.gt.-140).and.(xlon.lt.60).and.(ylat.gt.10).and. & |
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| 99 | (xmass1(i,1).gt.0.)) then |
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| 100 | numshortout=numshortout+1 |
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| 101 | idump(1,numshortout)=nint(xlon*180.) |
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| 102 | idump(2,numshortout)=nint(ylat*360.) |
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| 103 | zlim=min(ztra1(i)+topo,32766.) |
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| 104 | idump(3,numshortout)=nint(zlim) |
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| 105 | i4dump(numshortout)=npoint(i) |
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| 106 | endif |
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| 107 | |
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| 108 | endif |
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| 109 | end do |
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| 110 | |
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| 111 | |
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| 112 | ! Open output file and write the output |
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| 113 | !************************************** |
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| 114 | |
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| 115 | open(unitshortpart,file=path(2)(1:length(2))//'shortposit_'//adate// & |
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| 116 | atime,form='unformatted') |
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| 117 | |
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| 118 | ! Write current time to file |
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| 119 | !*************************** |
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| 120 | |
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| 121 | write(unitshortpart) itime |
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| 122 | write(unitshortpart) numshortout |
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| 123 | write(unitshortpart) & |
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| 124 | (i4dump(i),(idump(j,i),j=1,3),i=1,numshortout) |
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| 125 | |
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| 126 | |
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| 127 | !write(*,*) numshortout,numshortall |
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| 128 | |
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| 129 | close(unitshortpart) |
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| 130 | |
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| 131 | end subroutine partoutput_short |
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