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intrpdat.f
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intrpdat.f
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subroutine intrpdat
c
c-----CAMx v4.02 030709
c
c INTRPDAT generates fine grid data fields from parent grids, through
c assignment or linear interpolation. For wind and temperature fields,
c also determines time-dependence for each fine grid
c
c Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
c ENVIRON International Corporation
c
c Modifications:
c 8/30/02 Modifications for combined cloud/rain file, and to allow
c water vapor and cloud/rain files to be read for each nest
c
c Input arguments:
c none
c
c Output arguments:
c none
c
c Subroutine called:
c INTERP2D
c EXPNDLAY
c FINWIND
c INTERPV
c TIMRATES
c
c Called by:
c CAMx
c
include "camx.prm"
include "camx.com"
include "camxfld.com"
include "filunit.com"
include "flags.com"
include "grid.com"
c
c-----Entry point
c
do 100 ip = 1,ngrid
do 99 ic = 1,nchdrn(ip)
igrd = idchdrn(ic,ip)
c
c-----Vertical diffusion coefficient
c
iunit = ikv(igrd)
if (iunit.eq.0) then
write(iout,'(a40,f7.0,i8.5,a,i3)')
& 'Interpolating KV from parent grid',
& time, date,' grid',igrd
call interp2d(ncol(ip),nrow(ip),nlay(ip),i1(igrd),j1(igrd),
& nmesh(igrd),ncol(igrd),nrow(igrd),
& rkv(iptr3d(ip)),rkv(iptr3d(igrd)) )
call expndlay(ncol(igrd),nrow(igrd),nlay(igrd),nlay(ip),
& nmshv(1,igrd),rkv(iptr3d(igrd)) )
endif
c
c-----Wind field
c
iunit = iwind(igrd)
call finwind(iunit,ncol(ip),nrow(ip),nlay(ip),i1(igrd),
& j1(igrd),nmesh(igrd),nmshv(1,igrd),ncol(igrd),
& nrow(igrd),nlay(igrd),unxt(iptr3d(ip)),
& vnxt(iptr3d(ip)),
& unxt(iptr3d(igrd)),vnxt(iptr3d(igrd)),
& igrd,date,time,iout )
call timrates(ncol(igrd),nrow(igrd),nlay(igrd),
& windu(iptr3d(igrd)),unxt(iptr3d(igrd)),
& pupt(iptr3d(igrd)) )
call timrates(ncol(igrd),nrow(igrd),nlay(igrd),
& windv(iptr3d(igrd)),vnxt(iptr3d(igrd)),
& pvpt(iptr3d(igrd)))
c
c-----Temperature
c
iunit = itemp(igrd)
if (iunit.eq.0) then
write(iout,'(a40,f7.0,i8.5,a,i3)')
& 'Interpolating temps from parent grid',
& time, date,' grid',igrd
call interp2d(ncol(ip),nrow(ip),nlay(ip),i1(igrd),j1(igrd),
& nmesh(igrd),ncol(igrd),nrow(igrd),
& tnxt(iptr3d(ip)),tnxt(iptr3d(igrd)) )
call interpv(ncol(ip),nrow(ip),nlay(ip),ncol(igrd),
& nrow(igrd),nlay(igrd),nmesh(igrd),
& nmshv(1,igrd),i1(igrd),j1(igrd),
& hnxt(iptr3d(ip)),
& hnxt(iptr3d(igrd)),tnxt(iptr3d(igrd)) )
call timrates(ncol(igrd),nrow(igrd),nlay(igrd),
& tempk(iptr3d(igrd)),tnxt(iptr3d(igrd)),
& ptpt(iptr3d(igrd)) )
c
c-----Surface temperature
c
call interp2d(ncol(ip),nrow(ip),1,i1(igrd),j1(igrd),
& nmesh(igrd),ncol(igrd),nrow(igrd),
& tsnxt(iptr2d(ip)),tsnxt(iptr2d(igrd)) )
call timrates(ncol(igrd),nrow(igrd),1,
& tsurf(iptr2d(igrd)),tsnxt(iptr2d(igrd)),
& pspt(iptr2d(igrd)) )
endif
c
c-----Water vapor
c
if (lchem) then
iunit = ih2o(igrd)
if (iunit.eq.0) then
call interp2d(ncol(ip),nrow(ip),nlay(ip),i1(igrd),
& j1(igrd),nmesh(igrd),ncol(igrd),nrow(igrd),
& water(iptr3d(ip)),water(iptr3d(igrd)) )
call expndlay(ncol(igrd),nrow(igrd),nlay(igrd),nlay(ip),
& nmshv(1,igrd),water(iptr3d(igrd)) )
endif
endif
c
c-----Cloud/rain
c
if (lchem .or. lwet .or. ldry) then
iunit = icld(igrd)
if (iunit.eq.0) then
call interp2d(ncol(ip),nrow(ip),nlay(ip),i1(igrd),
& j1(igrd),nmesh(igrd),ncol(igrd),nrow(igrd),
& fcloud(iptr3d(ip)),fcloud(iptr3d(igrd)) )
call expndlay(ncol(igrd),nrow(igrd),nlay(igrd),nlay(ip),
& nmshv(1,igrd),fcloud(iptr3d(igrd)) )
c
call interp2d(ncol(ip),nrow(ip),nlay(ip),i1(igrd),
& j1(igrd),nmesh(igrd),ncol(igrd),nrow(igrd),
& cldtrns(iptr3d(ip)),cldtrns(iptr3d(igrd)) )
call expndlay(ncol(igrd),nrow(igrd),nlay(igrd),nlay(ip),
& nmshv(1,igrd),cldtrns(iptr3d(igrd)) )
call interp2d(ncol(ip),nrow(ip),nlay(ip),i1(igrd),
& j1(igrd),nmesh(igrd),ncol(igrd),nrow(igrd),
& cwc(iptr3d(ip)),cwc(iptr3d(igrd)) )
call expndlay(ncol(igrd),nrow(igrd),nlay(igrd),nlay(ip),
& nmshv(1,igrd),cwc(iptr3d(igrd)) )
c
call interp2d(ncol(ip),nrow(ip),nlay(ip),i1(igrd),
& j1(igrd),nmesh(igrd),ncol(igrd),nrow(igrd),
& pwc(iptr3d(ip)),pwc(iptr3d(igrd)) )
call expndlay(ncol(igrd),nrow(igrd),nlay(igrd),nlay(ip),
& nmshv(1,igrd),pwc(iptr3d(igrd)) )
endif
endif
c
99 continue
100 continue
c
return
end