1 !----------------------------------------------------------------------
2 ! Subroutine: model_gem_coord
4 !----------------------------------------------------------------------
5 subroutine model_gem_coord(model,mpl,nam)
10 class(model_type),intent(inout) :: model !< Model
11 type(mpl_type),intent(inout) :: mpl !< MPI data
12 type(nam_type),intent(in) :: nam !< Namelist
15 integer :: img,ilon,ilat
16 integer :: ncid,nlon_id,nlat_id,nlev_id,lon_id,lat_id,a_id,b_id
17 real(kind=8),allocatable :: lon(:),lat(:),
a(:),b(:)
18 character(len=1024),parameter :: subr =
'model_gem_coord'
20 ! Open file and get dimensions
22 call mpl%ncerr(subr,nf90_open(trim(nam%datadir)
23 call mpl%ncerr(subr,nf90_inq_dimid(ncid,
'lon',nlon_id))
24 call mpl%ncerr(subr,nf90_inq_dimid(ncid,
'lat',nlat_id))
25 call mpl%ncerr(subr,nf90_inquire_dimension(ncid,nlon_id,len=model%nlon))
26 call mpl%ncerr(subr,nf90_inquire_dimension(ncid,nlat_id,len=model%nlat))
27 model%nmg = model%nlon*model%nlat
28 call mpl%ncerr(subr,nf90_inq_dimid(ncid,
'lev',nlev_id))
29 call mpl%ncerr(subr,nf90_inquire_dimension(ncid,nlev_id,len=model%nlev))
33 allocate(lon(model%nlon))
34 allocate(lat(model%nlat))
35 allocate(
a(model%nlev))
36 allocate(b(model%nlev))
38 ! Read data and close file
39 call mpl%ncerr(subr,nf90_inq_varid(ncid,
'lon',lon_id))
40 call mpl%ncerr(subr,nf90_inq_varid(ncid,
'lat',lat_id))
41 call mpl%ncerr(subr,nf90_inq_varid(ncid,
'ap',a_id))
42 call mpl%ncerr(subr,nf90_inq_varid(ncid,
'b',b_id))
43 call mpl%ncerr(subr,nf90_get_var(ncid,lon_id,lon))
44 call mpl%ncerr(subr,nf90_get_var(ncid,lat_id,lat))
45 call mpl%ncerr(subr,nf90_get_var(ncid,a_id,
a))
46 call mpl%ncerr(subr,nf90_get_var(ncid,b_id,b))
47 call mpl%ncerr(subr,nf90_close(ncid))
58 model%mg_to_tile(img) = 1
59 model%mg_to_lon(img) = ilon
60 model%mg_to_lat(img) = ilat
61 model%lon(img) = lon(ilon)
62 model%lat(img) = lat(ilat)
71 model%vunit(img,1:nam%nl) = log(
a(nam%levs(1:nam%nl))+b(nam%levs(1:nam%nl))*
ps)
72 if (model%nl0>nam%nl) model%vunit(img,model%nl0) = log(
ps)
74 model%vunit(img,:) = real(nam%levs(1:model%nl0),
kind_real)
84 end subroutine model_gem_coord
86 !----------------------------------------------------------------------
87 ! Subroutine: model_gem_read
89 !----------------------------------------------------------------------
90 subroutine model_gem_read(model,mpl,nam,filename,fld)
95 class(model_type),intent(inout) :: model !< Model
96 type(mpl_type),intent(inout) :: mpl !< MPI data
97 type(nam_type),intent(in) :: nam !< Namelist
98 character(len=*),intent(in) :: filename !< File name
99 real(
kind_real),intent(out) :: fld(model%nmga,model%nl0,nam%nv) !< Field
102 integer :: iv,il0,img,ilon,ilat,ndims
103 integer :: ncid,fld_id
104 integer,allocatable :: fld_tmp_int(:,:)
105 real(
kind_real) :: add_offset,scale_factor
106 real(
kind_real) :: fld_mg(model%nmg,model%nl0)
107 real(
kind_real),allocatable :: fld_tmp(:,:,:)
108 character(len=1024),parameter :: subr =
'model_gem_read'
112 allocate(fld_tmp_int(model%nlon,model%nlat))
113 allocate(fld_tmp(model%nlon,model%nlat,model%nl0))
116 call mpl%ncerr(subr,nf90_open(trim(nam%datadir)
122 call mpl%ncerr(subr,nf90_inq_varid(ncid,nam%variables(iv),fld_id))
124 ! Check variable type and read data
125 call mpl%ncerr(subr,nf90_inquire_variable(ncid,fld_id,ndims=ndims))
126 call mpl%ncerr(subr,nf90_get_att(ncid,fld_id,
'add_offset',add_offset))
127 call mpl%ncerr(subr,nf90_get_att(ncid,fld_id,
'scale_factor',scale_factor))
131 call mpl%ncerr(subr,nf90_get_var(ncid,fld_id,fld_tmp_int,(/1,1/),(/model%nlon,model%nlat/)))
132 fld_tmp = mpl%msv%valr
133 if (trim(nam%lev2d)==
'first') then
134 fld_tmp(:,:,1) = add_offset+scale_factor*real(fld_tmp_int,
kind_real)
135 elseif (trim(nam%lev2d)==
'last') then
136 fld_tmp(:,:,model%nl0) = add_offset+scale_factor*real(fld_tmp_int,
kind_real)
141 call mpl%ncerr(subr,nf90_get_var(ncid,fld_id,fld_tmp_int,(/1,1,nam%levs(il0)/),(/model%nlon,model%nlat,1/)))
142 fld_tmp(:,:,il0) = add_offset+scale_factor*real(fld_tmp_int,
kind_real)
145 call mpl%abort(subr,
'wrong number of dimensions for variable '
151 ilon = model%mg_to_lon(img)
152 ilat = model%mg_to_lat(img)
153 fld_mg(img,il0) = fld_tmp(ilon,ilat,il0)
157 call mpl%glb_to_loc(model%nl0,model%nmga,model%nmg,model%mga_to_mg,fld_mg,fld(:,:,iv))
162 call mpl%ncerr(subr,nf90_close(ncid))
165 deallocate(fld_tmp_int)
169 end subroutine model_gem_read