| 1 |
molod |
1.27 |
C $Header: /u/gcmpack/MITgcm/pkg/fizhi/update_ocean_exports.F,v 1.26 2007/03/13 01:38:18 molod Exp $ |
| 2 |
molod |
1.1 |
C $Name: $ |
| 3 |
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| 4 |
molod |
1.13 |
#include "FIZHI_OPTIONS.h" |
| 5 |
molod |
1.1 |
subroutine update_ocean_exports (myTime, myIter, myThid) |
| 6 |
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c---------------------------------------------------------------------- |
| 7 |
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c Subroutine update_ocean_exports - 'Wrapper' routine to update |
| 8 |
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c the fields related to the ocean's surface that are needed |
| 9 |
molod |
1.3 |
c by fizhi (sst and sea ice extent). |
| 10 |
molod |
1.1 |
c |
| 11 |
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c Call: getsst (Return the current sst field-read dataset if needed) |
| 12 |
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c getsice (Return the current sea ice field-read data if needed) |
| 13 |
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c----------------------------------------------------------------------- |
| 14 |
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implicit none |
| 15 |
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#include "SIZE.h" |
| 16 |
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#include "GRID.h" |
| 17 |
molod |
1.2 |
#include "fizhi_ocean_coms.h" |
| 18 |
molod |
1.1 |
#include "EEPARAMS.h" |
| 19 |
molod |
1.3 |
#include "chronos.h" |
| 20 |
molod |
1.20 |
#ifdef ALLOW_EXCH2 |
| 21 |
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#include "W2_EXCH2_TOPOLOGY.h" |
| 22 |
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#include "W2_EXCH2_PARAMS.h" |
| 23 |
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#endif /* ALLOW_EXCH2 */ |
| 24 |
molod |
1.1 |
|
| 25 |
molod |
1.14 |
integer myIter, myThid |
| 26 |
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_RL myTime |
| 27 |
molod |
1.1 |
|
| 28 |
molod |
1.20 |
integer i, j, bi, bj, bislot, bjslot |
| 29 |
molod |
1.1 |
integer im1, im2, jm1, jm2, idim1, idim2, jdim1, jdim2 |
| 30 |
molod |
1.20 |
integer xsize, ysize |
| 31 |
molod |
1.6 |
_RL sstmin |
| 32 |
molod |
1.3 |
parameter ( sstmin = 273.16 ) |
| 33 |
molod |
1.1 |
|
| 34 |
molod |
1.20 |
#if defined(ALLOW_EXCH2) |
| 35 |
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PARAMETER ( xsize = exch2_domain_nxt * sNx ) |
| 36 |
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PARAMETER ( ysize = exch2_domain_nyt * sNy ) |
| 37 |
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#else |
| 38 |
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PARAMETER ( xsize = Nx ) |
| 39 |
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PARAMETER ( ysize = Ny ) |
| 40 |
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#endif |
| 41 |
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_RL sst1(xsize,ysize),sst2(xsize,ysize) |
| 42 |
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_RL sice1(xsize,ysize),sice2(xsize,ysize) |
| 43 |
molod |
1.23 |
integer nymd1sst(nSx,nSy),nymd2sst(nSx,nSy) |
| 44 |
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integer nymd1sice(nSx,nSy),nymd2sice(nSx,nSy) |
| 45 |
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integer nhms1sst(nSx,nSy),nhms2sst(nSx,nSy) |
| 46 |
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integer nhms1sice(nSx,nSy),nhms2sice(nSx,nSy) |
| 47 |
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integer sstdates(370,nSx,nSy),sicedates(370,nSx,nSy) |
| 48 |
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integer ssttimes(370,nSx,nSy),sicetimes(370,nSx,nSy) |
| 49 |
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logical first(nSx,nSy) |
| 50 |
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integer nSxnSy |
| 51 |
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parameter(nSxnSy = nSx*nSy) |
| 52 |
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data first/nSxnSy*.true./ |
| 53 |
molod |
1.20 |
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| 54 |
molod |
1.23 |
save nymd1sst,nymd2sst,nymd1sice,nymd2sice |
| 55 |
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save nhms1sst,nhms2sst,nhms1sice,nhms2sice |
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molod |
1.20 |
save sst1, sst2, sice1, sice2 |
| 57 |
molod |
1.23 |
save sstdates, sicedates |
| 58 |
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save ssttimes, sicetimes |
| 59 |
molod |
1.20 |
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| 60 |
molod |
1.4 |
idim1 = 1-OLx |
| 61 |
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idim2 = sNx+OLx |
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jdim1 = 1-OLy |
| 63 |
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jdim2 = sNy+OLy |
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im1 = 1 |
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im2 = sNx |
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jm1 = 1 |
| 67 |
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jm2 = sNy |
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C*********************************************************************** |
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molod |
1.3 |
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molod |
1.4 |
DO BJ = myByLo(myThid),myByHi(myThid) |
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DO BI = myBxLo(myThid),myBxHi(myThid) |
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molod |
1.20 |
#if defined(ALLOW_EXCH2) |
| 74 |
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bislot = exch2_txglobalo(W2_myTileList(bi))-1 |
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bjslot = exch2_tyglobalo(W2_myTileList(bi))-1 |
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#else |
| 77 |
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bislot = myXGlobalLo-1+(bi-1)*sNx |
| 78 |
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bjslot = myYGlobalLo-1+(bj-1)*sNy |
| 79 |
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#endif |
| 80 |
molod |
1.4 |
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| 81 |
molod |
1.24 |
call getsst(ksst,sstclim,idim1,idim2,jdim1,jdim2,im1,im2, |
| 82 |
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. jm1,jm2,nSx,nSy,xsize,ysize,bi,bj,bislot,bjslot,nymd,nhms, |
| 83 |
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. sst1,sst2,first(bi,bj),nymd1sst(bi,bj),nymd2sst(bi,bj), |
| 84 |
molod |
1.23 |
. nhms1sst(bi,bj),nhms2sst(bi,bj),sstdates(1,bi,bj), |
| 85 |
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. ssttimes(1,bi,bj),sst,myThid) |
| 86 |
molod |
1.24 |
call getsice(kice,siceclim,idim1,idim2,jdim1,jdim2,im1,im2, |
| 87 |
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. jm1,jm2,nSx,nSy,xsize,ysize,bi,bj,bislot,bjslot,nymd,nhms, |
| 88 |
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. sice1,sice2,first(bi,bj),nymd1sice(bi,bj),nymd2sice(bi,bj), |
| 89 |
molod |
1.23 |
. nhms1sice(bi,bj),nhms2sice(bi,bj),sicedates(1,bi,bj), |
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. sicetimes(1,bi,bj),sice,myThid) |
| 91 |
molod |
1.3 |
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| 92 |
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c Check for Minimum Open-Water SST |
| 93 |
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c -------------------------------- |
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molod |
1.4 |
do j=jm1,jm2 |
| 95 |
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do i=im1,im2 |
| 96 |
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if(sice(i,j,bi,bj).eq.0.0 .and. sst(i,j,bi,bj).lt.sstmin) |
| 97 |
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. sst(i,j,bi,bj) = sstmin |
| 98 |
molod |
1.1 |
enddo |
| 99 |
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enddo |
| 100 |
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| 101 |
molod |
1.4 |
ENDDO |
| 102 |
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ENDDO |
| 103 |
molod |
1.22 |
_EXCH_XY_R8(sst,myThid) |
| 104 |
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_EXCH_XY_R8(sice,myThid) |
| 105 |
molod |
1.4 |
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| 106 |
molod |
1.1 |
return |
| 107 |
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end |
| 108 |
molod |
1.3 |
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| 109 |
molod |
1.25 |
subroutine getsice(iunit,clim,idim1,idim2,jdim1,jdim2,im1,im2, |
| 110 |
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. jm1,jm2,nSumx,nSumy,xsize,ysize,bi,bj,bislot,bjslot,nymd,nhms, |
| 111 |
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. sicebc1,sicebc2,first,nymdbc1,nymdbc2,nhmsbc1,nhmsbc2, |
| 112 |
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. nymdbc,nhmsbc,sice,mythid) |
| 113 |
molod |
1.20 |
C*********************************************************************** |
| 114 |
molod |
1.3 |
C |
| 115 |
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C!ROUTINE: GETSICE |
| 116 |
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C!DESCRIPTION: GETSICE returns the sea ice depth. |
| 117 |
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C! This routine is adaptable for any frequency |
| 118 |
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C! data upto a daily frequency. |
| 119 |
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C! note: for diurnal data ndmax should be increased. |
| 120 |
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C |
| 121 |
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C!INPUT PARAMETERS: |
| 122 |
molod |
1.4 |
C! iunit Unit number assigned to the sice data file |
| 123 |
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C! idim1 Start dimension in x-direction |
| 124 |
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C! idim2 End dimension in x-direction |
| 125 |
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C! jdim1 Start dimension in y-direction |
| 126 |
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C! jdim2 End dimension in y-direction |
| 127 |
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C! im1 Begin of x-direction span for filling sice |
| 128 |
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C! im2 End of x-direction span for filling sice |
| 129 |
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C! jm1 Begin of y-direction span for filling sice |
| 130 |
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C! jm2 End of y-direction span for filling sice |
| 131 |
molod |
1.11 |
C! nSumx Number of processors in x-direction (local processor) |
| 132 |
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C! nSumy Number of processors in y-direction (local processor) |
| 133 |
molod |
1.20 |
C! xsize Number of processors in x-direction (global) |
| 134 |
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C! ysize Number of processors in y-direction (global) |
| 135 |
molod |
1.4 |
C! bi Processor number in x-direction (local to processor) |
| 136 |
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C! bj Processor number in y-direction (local to processor) |
| 137 |
molod |
1.20 |
C! bislot Processor number in x-direction (global) |
| 138 |
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C! bjslot Processor number in y-direction (global) |
| 139 |
molod |
1.4 |
C! nymd YYMMDD of the current model timestep |
| 140 |
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C! nhms HHMMSS of the model time |
| 141 |
molod |
1.3 |
C |
| 142 |
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C!OUTPUT PARAMETERS: |
| 143 |
molod |
1.11 |
C! sice(idim1:idim2,jdim1:jdim2,nSumx,nSumy) Sea ice depth in meters |
| 144 |
molod |
1.3 |
C |
| 145 |
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C!ROUTINES CALLED: |
| 146 |
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C |
| 147 |
molod |
1.4 |
C! bcdata Reads the data for a given unit number |
| 148 |
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C! bcheader Reads the header info for a given unit number |
| 149 |
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C! interp_time Returns weights for linear interpolation |
| 150 |
molod |
1.3 |
C |
| 151 |
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C-------------------------------------------------------------------------- |
| 152 |
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| 153 |
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implicit none |
| 154 |
molod |
1.11 |
#include "SIZE.h" |
| 155 |
molod |
1.4 |
|
| 156 |
molod |
1.11 |
integer iunit,idim1,idim2,jdim1,jdim2,im1,im2,jm1,jm2,nSumx,nSumy |
| 157 |
molod |
1.23 |
integer xsize,ysize,bi,bj,bislot,bjslot,nymd,nhms,mythid |
| 158 |
molod |
1.25 |
logical clim |
| 159 |
molod |
1.4 |
|
| 160 |
molod |
1.20 |
_RL sicebc1(xsize,ysize) |
| 161 |
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_RL sicebc2(xsize,ysize) |
| 162 |
molod |
1.11 |
_RL sice(idim1:idim2,jdim1:jdim2,nSumx,nSumy) |
| 163 |
molod |
1.23 |
integer nhmsbc1,nhmsbc2,nymdbc1,nymdbc2 |
| 164 |
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logical first |
| 165 |
molod |
1.3 |
|
| 166 |
molod |
1.4 |
C Maximum number of dates in one year for the data |
| 167 |
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integer ndmax |
| 168 |
molod |
1.3 |
parameter (ndmax = 370) |
| 169 |
molod |
1.23 |
integer nymdbc(ndmax),nhmsbc(ndmax) |
| 170 |
molod |
1.3 |
|
| 171 |
molod |
1.4 |
character*8 cname |
| 172 |
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character*80 cdscrip |
| 173 |
molod |
1.26 |
character*22 sicedata |
| 174 |
molod |
1.13 |
_RL fac1, fac2, lat0, lon0, timebc1, timebc2, timemod, undef |
| 175 |
molod |
1.23 |
logical found, error |
| 176 |
molod |
1.20 |
integer i,j,n,nn,iyear,iyearbc,nd,ndby3,imbc,jmbc |
| 177 |
molod |
1.23 |
integer ndatebc,nrec |
| 178 |
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integer nymdmod |
| 179 |
molod |
1.3 |
|
| 180 |
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| 181 |
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C--------- Variable Initialization --------------------------------- |
| 182 |
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| 183 |
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data error /.false./ |
| 184 |
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| 185 |
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c save header info |
| 186 |
molod |
1.23 |
save imbc,jmbc,lat0,lon0,ndatebc,undef |
| 187 |
molod |
1.3 |
|
| 188 |
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c this only works for between 1950-2050 |
| 189 |
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if (nymd .lt. 500101) then |
| 190 |
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nymdmod = 20000000 + nymd |
| 191 |
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else if (nymd .le. 991231) then |
| 192 |
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nymdmod = 19000000 + nymd |
| 193 |
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else |
| 194 |
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nymdmod = nymd |
| 195 |
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endif |
| 196 |
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| 197 |
molod |
1.26 |
iyear = nymdmod/10000 |
| 198 |
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if(clim) then |
| 199 |
molod |
1.27 |
if(xsize.eq.192)sicedata='sice19232.weekly.clim' |
| 200 |
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if(xsize.eq.612)sicedata='sice612102.weekly.clim' |
| 201 |
molod |
1.26 |
else |
| 202 |
molod |
1.27 |
if(xsize.eq.192) |
| 203 |
|
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. WRITE(sicedata,'(A,I4)')'sice19232.weekly.y',iyear |
| 204 |
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if(xsize.eq.612) |
| 205 |
|
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. WRITE(sicedata,'(A,I4)')'sice612102.weekly.y',iyear |
| 206 |
molod |
1.26 |
endif |
| 207 |
molod |
1.16 |
|
| 208 |
molod |
1.3 |
c initialize so that first time through they have values for the check |
| 209 |
molod |
1.23 |
c these values make the iyear .ne. iyearbc true anyways for |
| 210 |
molod |
1.3 |
c for the first time so first isnt checked below. |
| 211 |
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| 212 |
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if (first) then |
| 213 |
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nymdbc(2) = 0 |
| 214 |
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nymdbc1 = 0 |
| 215 |
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nymdbc2 = 0 |
| 216 |
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nhmsbc1 = 0 |
| 217 |
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nhmsbc2 = 0 |
| 218 |
molod |
1.23 |
first = .false. |
| 219 |
molod |
1.3 |
endif |
| 220 |
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| 221 |
|
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C---------- Read in Header file ---------------------------------- |
| 222 |
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| 223 |
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iyearbc = nymdbc(2)/10000 |
| 224 |
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| 225 |
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if( iyear.ne.iyearbc ) then |
| 226 |
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| 227 |
molod |
1.23 |
close(iunit) |
| 228 |
molod |
1.15 |
open (iunit,file=sicedata,form='unformatted',access='direct', |
| 229 |
molod |
1.20 |
. recl=xsize*ysize*4) |
| 230 |
molod |
1.5 |
nrec = 1 |
| 231 |
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call bcheader (iunit, ndmax, nrec, |
| 232 |
molod |
1.20 |
. cname, cdscrip, imbc, jmbc, lat0, lon0, |
| 233 |
molod |
1.5 |
. ndatebc, nymdbc, nhmsbc, undef, error) |
| 234 |
molod |
1.3 |
|
| 235 |
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C--------- Check data for Compatibility ------------------------------ |
| 236 |
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| 237 |
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C Check for correct data in boundary condition file |
| 238 |
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if (.not.error .and. cname.ne.'SICE') then |
| 239 |
molod |
1.4 |
write(6,*)'Wrong data in SICE boundary condition file => ',cname |
| 240 |
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error = .true. |
| 241 |
molod |
1.3 |
endif |
| 242 |
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| 243 |
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C Check Horizontal Resolution |
| 244 |
molod |
1.20 |
if(.not.error.and.imbc*jmbc.ne.xsize*ysize)then |
| 245 |
molod |
1.4 |
write(6,*) ' B.C. Resolution DOES NOT match Model Resolution!' |
| 246 |
molod |
1.20 |
write(6,*) ' B.C. Resolution: ',imbc*jmbc |
| 247 |
|
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write(6,*) 'Model Resolution: ',xsize*ysize |
| 248 |
molod |
1.4 |
error = .true. |
| 249 |
molod |
1.3 |
endif |
| 250 |
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| 251 |
|
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C Check Year |
| 252 |
|
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iyearbc = nymdbc(2)/10000 |
| 253 |
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if (.not.error .and. iyear.ne.iyearbc .and. iyearbc.ne.0) then |
| 254 |
molod |
1.5 |
write(6,*)' B.C. Year DOES NOT match REQUESTED Year!' |
| 255 |
|
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write(6,*)' B.C. Year: ', iyearbc |
| 256 |
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write(6,*)'Requested Year: ', iyear |
| 257 |
molod |
1.4 |
error = .true. |
| 258 |
molod |
1.3 |
endif |
| 259 |
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| 260 |
molod |
1.4 |
if (.not.error) then |
| 261 |
molod |
1.3 |
C if climatology, fill dates for data with current model year |
| 262 |
molod |
1.4 |
if (iyearbc.eq.0) then |
| 263 |
|
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write(6,*) |
| 264 |
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write(6,*) 'Climatological Dataset is being used.' |
| 265 |
|
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write(6,*) 'Current model year to be used to fill Header Dates' |
| 266 |
|
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do n = 2, ndatebc-1 |
| 267 |
|
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nymdbc(n) = nymdbc(n) +(nymdmod/10000)*10000 |
| 268 |
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enddo |
| 269 |
molod |
1.3 |
C For the first date subtract 1 year from the current model NYMD |
| 270 |
molod |
1.4 |
n = 1 |
| 271 |
|
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nymdbc(n) = nymdbc(n) +(nymdmod/10000-1)*10000 |
| 272 |
molod |
1.3 |
C For the last date add 1 year to the current model NYMD |
| 273 |
molod |
1.4 |
n = ndatebc |
| 274 |
|
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nymdbc(n) = nymdbc(n) +(nymdmod/10000+1)*10000 |
| 275 |
|
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endif |
| 276 |
molod |
1.3 |
|
| 277 |
|
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C Write out header info |
| 278 |
molod |
1.23 |
_BEGIN_MASTER( myThid ) |
| 279 |
molod |
1.4 |
write(6,*) ' Updated boundary condition data' |
| 280 |
|
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write(6,*) ' ---------------------------------' |
| 281 |
|
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write(6,*) ' Variable: ',cname |
| 282 |
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write(6,*) ' Description: ',cdscrip |
| 283 |
|
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write(6,*) ' Resolution: x= ',imbc,' y= ',jmbc, |
| 284 |
|
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. ' Undefined value = ',undef |
| 285 |
|
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write(6,*) ' Starting latitude = ',lat0,' longitude =',lon0 |
| 286 |
|
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write(6,*) ' Data valid at these times: ' |
| 287 |
|
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ndby3 = ndatebc/3 |
| 288 |
|
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do n = 1, ndby3*3,3 |
| 289 |
|
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write(6,1000) (nn,nymdbc(nn),nhmsbc(nn),nn=n,n+2) |
| 290 |
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1000 format(3(2x,i3,':',i8,2x,i8)) |
| 291 |
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enddo |
| 292 |
|
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write(6,1000) (nn,nymdbc(nn),nhmsbc(nn),nn=ndby3*3+1,ndatebc) |
| 293 |
molod |
1.23 |
_END_MASTER( myThid ) |
| 294 |
molod |
1.4 |
endif |
| 295 |
molod |
1.3 |
|
| 296 |
molod |
1.4 |
endif |
| 297 |
molod |
1.3 |
|
| 298 |
|
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C---------- Read sice data if necessary ------------------------------- |
| 299 |
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| 300 |
molod |
1.4 |
found = .false. |
| 301 |
|
|
nd = 2 |
| 302 |
molod |
1.3 |
|
| 303 |
|
|
c If model time is not within the times of saved sice data |
| 304 |
|
|
c from previous call to getsice then read new data |
| 305 |
|
|
|
| 306 |
molod |
1.23 |
timemod = dfloat(nymdmod) + dfloat(nhms) /1000000 |
| 307 |
|
|
timebc1 = dfloat(nymdbc1) + dfloat(nhmsbc1)/1000000 |
| 308 |
|
|
timebc2 = dfloat(nymdbc2) + dfloat(nhmsbc2)/1000000 |
| 309 |
molod |
1.4 |
|
| 310 |
|
|
if (timemod .lt. timebc1 .or. timemod .ge. timebc2) then |
| 311 |
|
|
|
| 312 |
|
|
do while (.not.found .and. nd .le. ndatebc) |
| 313 |
molod |
1.23 |
timebc2 = dfloat(nymdbc(nd)) + dfloat(nhmsbc(nd))/1000000 |
| 314 |
molod |
1.4 |
if (timebc2 .gt. timemod) then |
| 315 |
molod |
1.5 |
nymdbc1 = nymdbc(nd-1) |
| 316 |
|
|
nymdbc2 = nymdbc(nd) |
| 317 |
|
|
nhmsbc1 = nhmsbc(nd-1) |
| 318 |
|
|
nhmsbc2 = nhmsbc(nd) |
| 319 |
molod |
1.20 |
call bcdata (iunit,imbc,jmbc,nd,nd+1,sicebc1,sicebc2) |
| 320 |
molod |
1.5 |
found = .true. |
| 321 |
molod |
1.4 |
else |
| 322 |
molod |
1.5 |
nd = nd + 1 |
| 323 |
molod |
1.4 |
endif |
| 324 |
|
|
enddo |
| 325 |
molod |
1.3 |
|
| 326 |
|
|
c Otherwise the data from the last time in getsice surrounds the |
| 327 |
|
|
c current model time. |
| 328 |
|
|
|
| 329 |
molod |
1.4 |
else |
| 330 |
|
|
found = .true. |
| 331 |
|
|
endif |
| 332 |
|
|
|
| 333 |
|
|
if (.not.found) then |
| 334 |
|
|
print *, 'STOP: Could not find SICE dates for model time.' |
| 335 |
|
|
call my_finalize |
| 336 |
|
|
call my_exit (101) |
| 337 |
|
|
endif |
| 338 |
molod |
1.3 |
|
| 339 |
|
|
C---------- Interpolate sice data ------------------------------------ |
| 340 |
|
|
|
| 341 |
molod |
1.4 |
call interp_time(nymdmod,nhms,nymdbc1,nhmsbc1,nymdbc2,nhmsbc2, |
| 342 |
|
|
. fac1,fac2) |
| 343 |
molod |
1.3 |
|
| 344 |
molod |
1.4 |
do j = jm1,jm2 |
| 345 |
|
|
do i = im1,im2 |
| 346 |
molod |
1.20 |
sice(i,j,bi,bj) = sicebc1(i+bislot,j+bjslot)*fac1 |
| 347 |
|
|
. + sicebc2(i+bislot,j+bjslot)*fac2 |
| 348 |
molod |
1.3 |
c average to 0 or 1 |
| 349 |
|
|
c ----------------- |
| 350 |
molod |
1.4 |
if (sice(i,j,bi,bj) .ge. 0.5) then |
| 351 |
|
|
sice(i,j,bi,bj) = 1. |
| 352 |
|
|
else |
| 353 |
|
|
sice(i,j,bi,bj) = 0. |
| 354 |
|
|
endif |
| 355 |
|
|
enddo |
| 356 |
|
|
enddo |
| 357 |
molod |
1.3 |
|
| 358 |
|
|
C---------- Fill sice with depth of ice ------------------------------------ |
| 359 |
molod |
1.4 |
do j = jm1,jm2 |
| 360 |
|
|
do i = im1,im2 |
| 361 |
|
|
if (sice(i,j,bi,bj) .eq. 1.) then |
| 362 |
|
|
sice(i,j,bi,bj) = 3. |
| 363 |
|
|
endif |
| 364 |
|
|
enddo |
| 365 |
|
|
enddo |
| 366 |
molod |
1.3 |
C--------------------------------------------------------------------------- |
| 367 |
|
|
|
| 368 |
|
|
return |
| 369 |
|
|
end |
| 370 |
molod |
1.25 |
subroutine getsst(iunit,clim,idim1,idim2,jdim1,jdim2,im1,im2, |
| 371 |
|
|
. jm1,jm2,nSumx,nSumy,xsize,ysize,bi,bj,bislot,bjslot,nymd,nhms, |
| 372 |
|
|
. sstbc1,sstbc2,first,nymdbc1,nymdbc2,nhmsbc1,nhmsbc2, |
| 373 |
|
|
. nymdbc,nhmsbc,sst,mythid) |
| 374 |
molod |
1.20 |
C*********************************************************************** |
| 375 |
molod |
1.3 |
C |
| 376 |
|
|
C!ROUTINE: GETSST |
| 377 |
|
|
C!DESCRIPTION: GETSST gets the SST data. |
| 378 |
|
|
C! This routine is adaptable for any frequency |
| 379 |
|
|
C! data upto a daily frequency. |
| 380 |
|
|
C! note: for diurnal data ndmax should be increased. |
| 381 |
|
|
C |
| 382 |
|
|
C!INPUT PARAMETERS: |
| 383 |
molod |
1.5 |
C! iunit Unit number assigned to the sice data file |
| 384 |
|
|
C! idim1 Start dimension in x-direction |
| 385 |
|
|
C! idim2 End dimension in x-direction |
| 386 |
|
|
C! jdim1 Start dimension in y-direction |
| 387 |
|
|
C! jdim2 End dimension in y-direction |
| 388 |
molod |
1.20 |
C! im1 Begin of x-direction span for filling sst |
| 389 |
|
|
C! im2 End of x-direction span for filling sst |
| 390 |
|
|
C! jm1 Begin of y-direction span for filling sst |
| 391 |
|
|
C! jm2 End of y-direction span for filling sst |
| 392 |
molod |
1.11 |
C! nSumx Number of processors in x-direction (local processor) |
| 393 |
|
|
C! nSumy Number of processors in y-direction (local processor) |
| 394 |
molod |
1.20 |
C! xsize x-dimension of global array |
| 395 |
|
|
C! ysize y-dimension of global array |
| 396 |
molod |
1.5 |
C! bi Processor number in x-direction (local to processor) |
| 397 |
|
|
C! bj Processor number in y-direction (local to processor) |
| 398 |
molod |
1.20 |
C! bislot Slot number into global array in x-direction (global) |
| 399 |
|
|
C! bjslot Slot number into global array in y-direction (global) |
| 400 |
molod |
1.5 |
C! nymd YYMMDD of the current model timestep |
| 401 |
|
|
C! nhms HHMMSS of the model time |
| 402 |
molod |
1.3 |
C |
| 403 |
|
|
C!OUTPUT PARAMETERS: |
| 404 |
molod |
1.11 |
C! sst(idim1:idim2,jdim1:jdim2,nSumx,nSumy) Sea surface temperature (K) |
| 405 |
molod |
1.3 |
C |
| 406 |
|
|
C!ROUTINES CALLED: |
| 407 |
|
|
C |
| 408 |
|
|
C! bcdata Reads the data for a given unit number |
| 409 |
|
|
C! bcheader Reads the header info for a given unit number |
| 410 |
molod |
1.20 |
C! interp_time Returns weights for linear interpolation |
| 411 |
molod |
1.3 |
C |
| 412 |
|
|
C-------------------------------------------------------------------------- |
| 413 |
|
|
|
| 414 |
|
|
implicit none |
| 415 |
molod |
1.11 |
#include "SIZE.h" |
| 416 |
molod |
1.5 |
|
| 417 |
molod |
1.11 |
integer iunit,idim1,idim2,jdim1,jdim2,im1,im2,jm1,jm2,nSumx,nSumy |
| 418 |
molod |
1.23 |
integer xsize,ysize,bi,bj,bislot,bjslot,nymd,nhms,mythid |
| 419 |
molod |
1.25 |
logical clim |
| 420 |
molod |
1.3 |
|
| 421 |
molod |
1.20 |
_RL sstbc1(xsize,ysize) |
| 422 |
|
|
_RL sstbc2(xsize,ysize) |
| 423 |
molod |
1.11 |
_RL sst(idim1:idim2,jdim1:jdim2,nSumx,nSumy) |
| 424 |
molod |
1.23 |
integer nhmsbc1,nhmsbc2,nymdbc1,nymdbc2 |
| 425 |
|
|
logical first |
| 426 |
molod |
1.3 |
|
| 427 |
molod |
1.5 |
C Maximum number of dates in one year for the data |
| 428 |
|
|
integer ndmax |
| 429 |
molod |
1.3 |
parameter (ndmax = 370) |
| 430 |
molod |
1.23 |
integer nymdbc(ndmax),nhmsbc(ndmax) |
| 431 |
molod |
1.3 |
|
| 432 |
molod |
1.5 |
character*8 cname |
| 433 |
|
|
character*80 cdscrip |
| 434 |
molod |
1.26 |
character*21 sstdata |
| 435 |
molod |
1.13 |
_RL fac1, fac2, lat0, lon0, timebc1, timebc2, timemod, undef |
| 436 |
molod |
1.23 |
logical found, error |
| 437 |
molod |
1.20 |
integer i,j,n,nn,iyear,iyearbc,nd,ndby3,imbc,jmbc |
| 438 |
molod |
1.23 |
integer ndatebc,nrec |
| 439 |
|
|
integer nymdmod |
| 440 |
molod |
1.5 |
|
| 441 |
molod |
1.3 |
|
| 442 |
|
|
C--------- Variable Initialization --------------------------------- |
| 443 |
|
|
|
| 444 |
|
|
data error /.false./ |
| 445 |
|
|
|
| 446 |
|
|
c save header info |
| 447 |
molod |
1.23 |
save imbc,jmbc,lat0,lon0,ndatebc,undef |
| 448 |
molod |
1.3 |
|
| 449 |
|
|
c this only works for between 1950-2050 |
| 450 |
|
|
if (nymd .lt. 500101) then |
| 451 |
|
|
nymdmod = 20000000 + nymd |
| 452 |
|
|
else if (nymd .le. 991231) then |
| 453 |
|
|
nymdmod = 19000000 + nymd |
| 454 |
|
|
else |
| 455 |
|
|
nymdmod = nymd |
| 456 |
|
|
endif |
| 457 |
|
|
|
| 458 |
molod |
1.26 |
iyear = nymdmod/10000 |
| 459 |
|
|
if(clim) then |
| 460 |
molod |
1.27 |
if(xsize.eq.192)sstdata='sst19232.weekly.clim' |
| 461 |
|
|
if(xsize.eq.612)sstdata='sst612102.weekly.clim' |
| 462 |
molod |
1.26 |
else |
| 463 |
molod |
1.27 |
if(xsize.eq.192) |
| 464 |
|
|
. WRITE(sstdata,'(A,I4)')'sst19232.weekly.y',iyear |
| 465 |
|
|
if(xsize.eq.612) |
| 466 |
|
|
. WRITE(sstdata,'(A,I4)')'sst612102.weekly.y',iyear |
| 467 |
molod |
1.26 |
endif |
| 468 |
molod |
1.16 |
|
| 469 |
molod |
1.3 |
c initialize so that first time through they have values for the check |
| 470 |
|
|
c these vaules make the iyear .ne. iyearbc true anyways for |
| 471 |
|
|
c for the first time so first isnt checked below. |
| 472 |
|
|
if (first) then |
| 473 |
|
|
nymdbc(2) = 0 |
| 474 |
|
|
nymdbc1 = 0 |
| 475 |
|
|
nymdbc2 = 0 |
| 476 |
|
|
nhmsbc1 = 0 |
| 477 |
|
|
nhmsbc2 = 0 |
| 478 |
molod |
1.23 |
first = .false. |
| 479 |
molod |
1.3 |
endif |
| 480 |
|
|
|
| 481 |
|
|
C---------- Read in Header file ---------------------------------- |
| 482 |
|
|
|
| 483 |
|
|
iyearbc = nymdbc(2)/10000 |
| 484 |
|
|
|
| 485 |
|
|
if( iyear.ne.iyearbc ) then |
| 486 |
|
|
|
| 487 |
molod |
1.23 |
close(iunit) |
| 488 |
molod |
1.15 |
open (iunit,file=sstdata,form='unformatted',access='direct', |
| 489 |
molod |
1.20 |
. recl=xsize*ysize*4) |
| 490 |
molod |
1.5 |
nrec = 1 |
| 491 |
|
|
call bcheader (iunit, ndmax, nrec, |
| 492 |
molod |
1.20 |
. cname, cdscrip, imbc, jmbc, lat0, lon0, |
| 493 |
molod |
1.5 |
. ndatebc, nymdbc, nhmsbc, undef, error) |
| 494 |
molod |
1.3 |
|
| 495 |
|
|
C--------- Check data for Compatibility |
| 496 |
|
|
|
| 497 |
|
|
C Check for correct data in boundary condition file |
| 498 |
|
|
if (.not.error .and. cname.ne.'SST') then |
| 499 |
molod |
1.5 |
write(6,*)'Wrong data in SST boundary condition file => ',cname |
| 500 |
|
|
error = .true. |
| 501 |
molod |
1.3 |
endif |
| 502 |
|
|
|
| 503 |
|
|
C Check Horizontal Resolution |
| 504 |
molod |
1.20 |
if(.not.error.and.imbc*jmbc.ne.xsize*ysize)then |
| 505 |
molod |
1.5 |
write(6,*) ' B.C. Resolution DOES NOT match Model Resolution!' |
| 506 |
molod |
1.20 |
write(6,*) ' B.C. Resolution: ',imbc*jmbc |
| 507 |
|
|
write(6,*) 'Model Resolution: ',xsize*ysize |
| 508 |
molod |
1.5 |
error = .true. |
| 509 |
molod |
1.3 |
endif |
| 510 |
|
|
|
| 511 |
|
|
C Check Year |
| 512 |
|
|
iyearbc = nymdbc(2)/10000 |
| 513 |
|
|
if (.not.error .and. iyear.ne.iyearbc .and. iyearbc.ne.0) then |
| 514 |
molod |
1.5 |
write(6,*)' B.C. Year DOES NOT match REQUESTED Year!' |
| 515 |
|
|
write(6,*)' B.C. Year: ', iyearbc |
| 516 |
|
|
write(6,*)'Requested Year: ', iyear |
| 517 |
|
|
error = .true. |
| 518 |
molod |
1.3 |
endif |
| 519 |
|
|
|
| 520 |
|
|
if (.not.error) then |
| 521 |
|
|
C if climatology, fill dates for data with current model year |
| 522 |
molod |
1.5 |
if (iyearbc.eq.0) then |
| 523 |
|
|
write(6,*) |
| 524 |
molod |
1.9 |
write(6,*)'Climatological Dataset is being used.' |
| 525 |
|
|
write(6,*)'Current model year is used to fill Header Dates' |
| 526 |
molod |
1.5 |
do n = 2, ndatebc-1 |
| 527 |
|
|
nymdbc(n) = nymdbc(n) +(nymdmod/10000)*10000 |
| 528 |
|
|
enddo |
| 529 |
molod |
1.3 |
C For the first date subtract 1 year from the current model NYMD |
| 530 |
molod |
1.5 |
n = 1 |
| 531 |
|
|
nymdbc(n) = nymdbc(n) +(nymdmod/10000-1)*10000 |
| 532 |
molod |
1.3 |
C For the last date add 1 year to the current model NYMD |
| 533 |
molod |
1.5 |
n = ndatebc |
| 534 |
|
|
nymdbc(n) = nymdbc(n) +(nymdmod/10000+1)*10000 |
| 535 |
|
|
endif |
| 536 |
molod |
1.3 |
|
| 537 |
|
|
C Write out header info |
| 538 |
molod |
1.23 |
_BEGIN_MASTER( myThid ) |
| 539 |
molod |
1.5 |
write(6,*) ' Updated boundary condition data' |
| 540 |
|
|
write(6,*) ' ---------------------------------' |
| 541 |
|
|
write(6,*) ' Variable: ',cname |
| 542 |
|
|
write(6,*) ' Description: ',cdscrip |
| 543 |
|
|
write(6,*) ' Resolution: x= ',imbc,' y= ',jmbc, |
| 544 |
|
|
. ' Undefined value = ',undef |
| 545 |
|
|
write(6,*) ' Starting latitude = ',lat0,' longitude =',lon0 |
| 546 |
|
|
write(6,*) ' Data valid at these times: ' |
| 547 |
|
|
ndby3 = ndatebc/3 |
| 548 |
|
|
do n = 1, ndby3*3,3 |
| 549 |
|
|
write(6,1000) (nn,nymdbc(nn),nhmsbc(nn),nn=n,n+2) |
| 550 |
|
|
1000 format(3(2x,i3,':',i8,2x,i8)) |
| 551 |
|
|
enddo |
| 552 |
|
|
write(6,1000) (nn,nymdbc(nn),nhmsbc(nn),nn=ndby3*3+1,ndatebc) |
| 553 |
molod |
1.23 |
_END_MASTER( myThid ) |
| 554 |
molod |
1.8 |
endif |
| 555 |
molod |
1.3 |
|
| 556 |
|
|
if( error ) call my_exit (101) |
| 557 |
|
|
|
| 558 |
molod |
1.8 |
endif |
| 559 |
molod |
1.3 |
|
| 560 |
|
|
C---------- Read SST data if necessary ------------------------------- |
| 561 |
|
|
|
| 562 |
molod |
1.5 |
found = .false. |
| 563 |
|
|
nd = 2 |
| 564 |
molod |
1.3 |
|
| 565 |
|
|
c If model time is not within the times of saved sst data |
| 566 |
|
|
c from previous call to getsst then read new data |
| 567 |
|
|
|
| 568 |
molod |
1.23 |
timemod = dfloat(nymdmod) + dfloat(nhms) /1000000 |
| 569 |
|
|
timebc1 = dfloat(nymdbc1) + dfloat(nhmsbc1)/1000000 |
| 570 |
|
|
timebc2 = dfloat(nymdbc2) + dfloat(nhmsbc2)/1000000 |
| 571 |
|
|
|
| 572 |
molod |
1.5 |
if (timemod .lt. timebc1 .or. timemod .ge. timebc2) then |
| 573 |
|
|
|
| 574 |
|
|
do while (.not.found .and. nd .le. ndatebc) |
| 575 |
molod |
1.23 |
timebc2 = dfloat(nymdbc(nd)) + dfloat(nhmsbc(nd))/1000000 |
| 576 |
molod |
1.5 |
if (timebc2 .gt. timemod) then |
| 577 |
|
|
nymdbc1 = nymdbc(nd-1) |
| 578 |
|
|
nymdbc2 = nymdbc(nd) |
| 579 |
|
|
nhmsbc1 = nhmsbc(nd-1) |
| 580 |
|
|
nhmsbc2 = nhmsbc(nd) |
| 581 |
molod |
1.20 |
call bcdata (iunit,imbc,jmbc,nd,nd+1,sstbc1,sstbc2) |
| 582 |
molod |
1.5 |
found = .true. |
| 583 |
|
|
else |
| 584 |
|
|
nd = nd + 1 |
| 585 |
|
|
endif |
| 586 |
|
|
enddo |
| 587 |
molod |
1.3 |
|
| 588 |
|
|
c Otherwise the data from the last time in getsst surrounds the |
| 589 |
|
|
c current model time. |
| 590 |
|
|
|
| 591 |
molod |
1.5 |
else |
| 592 |
|
|
found = .true. |
| 593 |
|
|
endif |
| 594 |
molod |
1.3 |
|
| 595 |
molod |
1.5 |
if (.not.found) then |
| 596 |
|
|
print *, 'STOP: Could not find SST dates for model time.' |
| 597 |
|
|
call my_finalize |
| 598 |
|
|
call my_exit (101) |
| 599 |
|
|
endif |
| 600 |
molod |
1.3 |
|
| 601 |
|
|
C---------- Interpolate SST data ------------------------------------ |
| 602 |
|
|
|
| 603 |
molod |
1.5 |
call interp_time(nymdmod,nhms,nymdbc1,nhmsbc1,nymdbc2,nhmsbc2, |
| 604 |
|
|
. fac1,fac2) |
| 605 |
molod |
1.3 |
|
| 606 |
molod |
1.5 |
do j = jm1,jm2 |
| 607 |
|
|
do i = im1,im2 |
| 608 |
molod |
1.20 |
sst(i,j,bi,bj) = sstbc1(i+bislot,j+bjslot)*fac1 |
| 609 |
|
|
. + sstbc2(i+bislot,j+bjslot)*fac2 |
| 610 |
molod |
1.5 |
enddo |
| 611 |
|
|
enddo |
| 612 |
molod |
1.3 |
|
| 613 |
molod |
1.21 |
|
| 614 |
molod |
1.3 |
return |
| 615 |
|
|
end |
| 616 |
|
|
|
| 617 |
molod |
1.20 |
subroutine bcdata (iunit,im,jm,nrec1,nrec2,field1,field2) |
| 618 |
molod |
1.3 |
C************************************************************************ |
| 619 |
|
|
C |
| 620 |
molod |
1.5 |
C!ROUTINE: BCDATA |
| 621 |
|
|
C!DESCRIPTION: BCDATA reads the data from the file assigned to the |
| 622 |
|
|
C! passed unit number and returns data from the two times |
| 623 |
|
|
C! surrounding the current model time. The two record |
| 624 |
|
|
C! postitions are not assumed to be next to each other. |
| 625 |
molod |
1.3 |
C |
| 626 |
|
|
C!INPUT PARAMETERS: |
| 627 |
molod |
1.5 |
C! im number of x points |
| 628 |
|
|
C! im number of x points |
| 629 |
|
|
C! nrec1 record number of the time before the model time |
| 630 |
|
|
C! nrec2 record number of the time after the model time |
| 631 |
molod |
1.3 |
C |
| 632 |
|
|
C!OUTPUT PARAMETERS: |
| 633 |
molod |
1.20 |
C! field1(im,jm) data field before the model time |
| 634 |
|
|
C! field2(im,jm) data field after the model time |
| 635 |
molod |
1.3 |
C |
| 636 |
|
|
C-------------------------------------------------------------------------- |
| 637 |
molod |
1.5 |
implicit none |
| 638 |
molod |
1.3 |
|
| 639 |
molod |
1.20 |
integer iunit,im,jm,nrec1,nrec2 |
| 640 |
molod |
1.3 |
|
| 641 |
molod |
1.20 |
_RL field1(im,jm) |
| 642 |
|
|
_RL field2(im,jm) |
| 643 |
molod |
1.3 |
|
| 644 |
molod |
1.20 |
integer i,j |
| 645 |
|
|
real*4 f1(im,jm), f2(im,jm) |
| 646 |
molod |
1.3 |
|
| 647 |
|
|
C--------- Read file ----------------------------------------------- |
| 648 |
|
|
read(iunit,rec=nrec1) f1 |
| 649 |
|
|
read(iunit,rec=nrec2) f2 |
| 650 |
|
|
|
| 651 |
molod |
1.12 |
#ifdef _BYTESWAPIO |
| 652 |
molod |
1.20 |
call MDS_BYTESWAPR4( im*jm, f1) |
| 653 |
|
|
call MDS_BYTESWAPR4( im*jm, f2) |
| 654 |
molod |
1.12 |
#endif |
| 655 |
molod |
1.3 |
do j=1,jm |
| 656 |
|
|
do i=1,im |
| 657 |
molod |
1.20 |
field1(i,j) = f1(i,j) |
| 658 |
|
|
field2(i,j) = f2(i,j) |
| 659 |
molod |
1.3 |
enddo |
| 660 |
|
|
enddo |
| 661 |
|
|
|
| 662 |
|
|
return |
| 663 |
|
|
end |
| 664 |
|
|
subroutine bcheader (iunit, ndmax, nrec, |
| 665 |
molod |
1.20 |
. cname, cdscrip, im, jm, lat0, lon0, ndatebc, |
| 666 |
molod |
1.5 |
. nymdbc, nhmsbc, undef, error) |
| 667 |
molod |
1.3 |
C************************************************************************ |
| 668 |
|
|
C |
| 669 |
molod |
1.5 |
C!ROUTINE: BCHEADER |
| 670 |
|
|
C!DESCRIPTION: BCHEADER reads the header from a file and returns the info. |
| 671 |
molod |
1.3 |
C |
| 672 |
|
|
C!INPUT PARAMETERS: |
| 673 |
molod |
1.5 |
C! iunit unit number assigned to the data file |
| 674 |
|
|
C! ndmax maximum number of date/times of the data |
| 675 |
|
|
C! nrec record number of the header info (or assume 1??) |
| 676 |
molod |
1.3 |
C |
| 677 |
|
|
C!OUTPUT PARAMETERS: |
| 678 |
molod |
1.5 |
C! cname name of the data in the file header |
| 679 |
|
|
C! cdscrip description of the data in the file header |
| 680 |
|
|
C! im number of x points |
| 681 |
|
|
C! jm number of y points |
| 682 |
|
|
C! lat0 starting latitude for the data grid |
| 683 |
|
|
C! lon0 starting longitude for the data grid |
| 684 |
|
|
C! ndatebc number of date/times of the data in the file |
| 685 |
|
|
C! nymdbc(ndmax) array of dates for the data including century |
| 686 |
|
|
C! nhmsbc(ndmax) array of times for the data |
| 687 |
|
|
C! undef value for undefined values in the data |
| 688 |
|
|
C! error logical TRUE if dataset problem |
| 689 |
molod |
1.3 |
C |
| 690 |
|
|
C-------------------------------------------------------------------------- |
| 691 |
molod |
1.5 |
implicit none |
| 692 |
molod |
1.3 |
|
| 693 |
molod |
1.5 |
integer iunit, ndmax, nrec |
| 694 |
molod |
1.3 |
|
| 695 |
molod |
1.5 |
character*8 cname |
| 696 |
|
|
character*80 cdscrip |
| 697 |
molod |
1.20 |
character*112 dummy112 |
| 698 |
|
|
integer im,jm,ndatebc,nymdbc(ndmax),nhmsbc(ndmax) |
| 699 |
molod |
1.13 |
_RL lat0,lon0,undef |
| 700 |
molod |
1.5 |
logical error |
| 701 |
|
|
|
| 702 |
molod |
1.11 |
integer i |
| 703 |
molod |
1.20 |
integer*4 im_32,jm_32 |
| 704 |
molod |
1.9 |
integer*4 ndatebc_32,nhmsbc_32(ndmax),nymdbc_32(ndmax) |
| 705 |
molod |
1.5 |
real*4 lat0_32,lon0_32,undef_32 |
| 706 |
molod |
1.3 |
|
| 707 |
|
|
C--------- Read file ----------------------------------------------- |
| 708 |
|
|
|
| 709 |
|
|
read(iunit,rec=nrec,err=500) cname, cdscrip, |
| 710 |
molod |
1.20 |
. im_32, jm_32, lat0_32, lon0_32, |
| 711 |
|
|
. ndatebc_32, undef_32 |
| 712 |
|
|
|
| 713 |
molod |
1.12 |
#ifdef _BYTESWAPIO |
| 714 |
molod |
1.18 |
call MDS_BYTESWAPI4( 1, im_32) |
| 715 |
|
|
call MDS_BYTESWAPI4( 1, jm_32) |
| 716 |
molod |
1.12 |
call MDS_BYTESWAPR4( 1, lat0_32) |
| 717 |
|
|
call MDS_BYTESWAPR4( 1, lon0_32) |
| 718 |
molod |
1.20 |
call MDS_BYTESWAPI4( 1, ndatebc_32) |
| 719 |
molod |
1.12 |
call MDS_BYTESWAPR4( 1, undef_32) |
| 720 |
|
|
#endif |
| 721 |
molod |
1.5 |
|
| 722 |
molod |
1.20 |
read(iunit,rec=nrec,err=500) dummy112, |
| 723 |
|
|
. (nymdbc_32(i), nhmsbc_32(i), i=1,ndatebc_32) |
| 724 |
|
|
|
| 725 |
molod |
1.5 |
im = im_32 |
| 726 |
|
|
jm = jm_32 |
| 727 |
|
|
lat0 = lat0_32 |
| 728 |
|
|
lon0 = lon0_32 |
| 729 |
molod |
1.3 |
undef = undef_32 |
| 730 |
|
|
|
| 731 |
|
|
ndatebc = ndatebc_32 |
| 732 |
|
|
do i=1,ndatebc |
| 733 |
molod |
1.20 |
#ifdef _BYTESWAPIO |
| 734 |
|
|
call MDS_BYTESWAPI4( 1, nymdbc_32(i)) |
| 735 |
|
|
call MDS_BYTESWAPI4( 1, nhmsbc_32(i)) |
| 736 |
|
|
#endif |
| 737 |
molod |
1.3 |
nymdbc(i) = nymdbc_32(i) |
| 738 |
|
|
nhmsbc(i) = nhmsbc_32(i) |
| 739 |
|
|
enddo |
| 740 |
|
|
|
| 741 |
|
|
return |
| 742 |
|
|
500 continue |
| 743 |
|
|
print *, 'Error reading boundary condition from unit ',iunit |
| 744 |
|
|
error = .true. |
| 745 |
|
|
return |
| 746 |
|
|
end |
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