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cosp.F90
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! (c) British Crown Copyright 2008, the Met Office.
! All rights reserved.
!
! Redistribution and use in source and binary forms, with or without modification, are permitted
! provided that the following conditions are met:
!
! * Redistributions of source code must retain the above copyright notice, this list
! of conditions and the following disclaimer.
! * Redistributions in binary form must reproduce the above copyright notice, this list
! of conditions and the following disclaimer in the documentation and/or other materials
! provided with the distribution.
! * Neither the name of the Met Office nor the names of its contributors may be used
! to endorse or promote products derived from this software without specific prior written
! permission.
!
! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
! IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
! FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
! CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
! DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
! IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
! OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "cosp_defs.h"
MODULE MOD_COSP
USE MOD_COSP_TYPES
USE MOD_COSP_SIMULATOR
USE MOD_COSP_MODIS_SIMULATOR
IMPLICIT NONE
CONTAINS
!%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
!--------------------- SUBROUTINE COSP ---------------------------
!%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
#ifdef RTTOV
SUBROUTINE COSP(overlap,Ncolumns,cfg,vgrid,gbx,sgx,sgradar,sglidar,isccp,misr,modis,rttov,stradar,stlidar)
#else
SUBROUTINE COSP(overlap,Ncolumns,cfg,vgrid,gbx,sgx,sgradar,sglidar,isccp,misr,modis,stradar,stlidar)
#endif
! Arguments
integer,intent(in) :: overlap ! overlap type in SCOPS: 1=max, 2=rand, 3=max/rand
integer,intent(in) :: Ncolumns
type(cosp_config),intent(in) :: cfg ! Configuration options
type(cosp_vgrid),intent(in) :: vgrid ! Information on vertical grid of stats
type(cosp_gridbox),intent(inout) :: gbx
type(cosp_subgrid),intent(inout) :: sgx ! Subgrid info
type(cosp_sgradar),intent(inout) :: sgradar ! Output from radar simulator
type(cosp_sglidar),intent(inout) :: sglidar ! Output from lidar simulator
type(cosp_isccp),intent(inout) :: isccp ! Output from ISCCP simulator
type(cosp_misr),intent(inout) :: misr ! Output from MISR simulator
type(cosp_modis),intent(inout) :: modis ! Output from MODIS simulator
#ifdef RTTOV
type(cosp_rttov),intent(inout) :: rttov ! Output from RTTOV
#endif
type(cosp_radarstats),intent(inout) :: stradar ! Summary statistics from radar simulator
type(cosp_lidarstats),intent(inout) :: stlidar ! Summary statistics from lidar simulator
! Local variables
integer :: Npoints ! Number of gridpoints
integer :: Nlevels ! Number of levels
integer :: Nhydro ! Number of hydrometeors
integer :: Niter ! Number of calls to cosp_simulator
integer :: i_first,i_last ! First and last gridbox to be processed in each iteration
integer :: i,Ni
integer,dimension(2) :: ix,iy
logical :: reff_zero
real :: maxp,minp
integer,dimension(:),allocatable :: & ! Dimensions nPoints
seed ! It is recommended that the seed is set to a different value for each model
! gridbox it is called on, as it is possible that the choice of the same
! seed value every time may introduce some statistical bias in the results,
! particularly for low values of NCOL.
! Types used in one iteration
type(cosp_gridbox) :: gbx_it
type(cosp_subgrid) :: sgx_it
type(cosp_vgrid) :: vgrid_it
type(cosp_sgradar) :: sgradar_it
type(cosp_sglidar) :: sglidar_it
type(cosp_isccp) :: isccp_it
type(cosp_modis) :: modis_it
type(cosp_misr) :: misr_it
#ifdef RTTOV
type(cosp_rttov) :: rttov_it
#endif
type(cosp_radarstats) :: stradar_it
type(cosp_lidarstats) :: stlidar_it
!++++++++++ Dimensions ++++++++++++
Npoints = gbx%Npoints
Nlevels = gbx%Nlevels
Nhydro = gbx%Nhydro
!++++++++++ Depth of model layers ++++++++++++
do i=1,Nlevels-1
gbx%dlev(:,i) = gbx%zlev_half(:,i+1) - gbx%zlev_half(:,i)
enddo
gbx%dlev(:,Nlevels) = 2.0*(gbx%zlev(:,Nlevels) - gbx%zlev_half(:,Nlevels))
!++++++++++ Apply sanity checks to inputs ++++++++++
call cosp_check_input('longitude',gbx%longitude,min_val=0.0,max_val=360.0)
call cosp_check_input('latitude',gbx%latitude,min_val=-90.0,max_val=90.0)
call cosp_check_input('dlev',gbx%dlev,min_val=0.0)
call cosp_check_input('p',gbx%p,min_val=0.0)
call cosp_check_input('ph',gbx%ph,min_val=0.0)
call cosp_check_input('T',gbx%T,min_val=0.0)
call cosp_check_input('q',gbx%q,min_val=0.0)
call cosp_check_input('sh',gbx%sh,min_val=0.0)
call cosp_check_input('dtau_s',gbx%dtau_s,min_val=0.0)
call cosp_check_input('dtau_c',gbx%dtau_c,min_val=0.0)
call cosp_check_input('dem_s',gbx%dem_s,min_val=0.0,max_val=1.0)
call cosp_check_input('dem_c',gbx%dem_c,min_val=0.0,max_val=1.0)
! Point information (Npoints)
call cosp_check_input('land',gbx%land,min_val=0.0,max_val=1.0)
call cosp_check_input('psfc',gbx%psfc,min_val=0.0)
call cosp_check_input('sunlit',gbx%sunlit,min_val=0.0,max_val=1.0)
call cosp_check_input('skt',gbx%skt,min_val=0.0)
! TOTAL and CONV cloud fraction for SCOPS
call cosp_check_input('tca',gbx%tca,min_val=0.0,max_val=1.0)
call cosp_check_input('cca',gbx%cca,min_val=0.0,max_val=1.0)
! Precipitation fluxes on model levels
call cosp_check_input('rain_ls',gbx%rain_ls,min_val=0.0)
call cosp_check_input('rain_cv',gbx%rain_cv,min_val=0.0)
call cosp_check_input('snow_ls',gbx%snow_ls,min_val=0.0)
call cosp_check_input('snow_cv',gbx%snow_cv,min_val=0.0)
call cosp_check_input('grpl_ls',gbx%grpl_ls,min_val=0.0)
! Hydrometeors concentration and distribution parameters
call cosp_check_input('mr_hydro',gbx%mr_hydro,min_val=0.0)
! Effective radius [m]. (Npoints,Nlevels,Nhydro)
call cosp_check_input('Reff',gbx%Reff,min_val=0.0)
reff_zero=.true.
if (any(gbx%Reff > 1.e-8)) then
reff_zero=.false.
! reff_zero == .false.
! and gbx%use_reff == .true. Reff use in radar and lidar
! and reff_zero == .false. Reff use in lidar and set to 0 for radar
endif
if ((.not. gbx%use_reff) .and. (reff_zero)) then ! No Reff in radar. Default in lidar
gbx%Reff = DEFAULT_LIDAR_REFF
print *, '---------- COSP WARNING ------------'
print *, ''
print *, 'Using default Reff in lidar simulations'
print *, ''
print *, '----------------------------------'
endif
! Aerosols concentration and distribution parameters
call cosp_check_input('conc_aero',gbx%conc_aero,min_val=0.0)
! Checks for CRM mode
if (Ncolumns == 1) then
if (gbx%use_precipitation_fluxes) then
print *, '---------- COSP ERROR ------------'
print *, ''
print *, 'Use of precipitation fluxes not supported in CRM mode (Ncolumns=1)'
print *, ''
print *, '----------------------------------'
stop
endif
if ((maxval(gbx%dtau_c) > 0.0).or.(maxval(gbx%dem_c) > 0.0)) then
print *, '---------- COSP ERROR ------------'
print *, ''
print *, ' dtau_c > 0.0 or dem_c > 0.0. In CRM mode (Ncolumns=1), '
print *, ' the optical depth (emmisivity) of all clouds must be '
print *, ' passed through dtau_s (dem_s)'
print *, ''
print *, '----------------------------------'
stop
endif
endif
! We base the seed in the decimal part of the surface pressure.
allocate(seed(Npoints))
seed = int(gbx%psfc) ! This is to avoid division by zero when Npoints = 1
! Roj Oct/2008 ... Note: seed value of 0 caused me some problems + I want to
! randomize for each call to COSP even when Npoints ==1
minp = minval(gbx%psfc)
maxp = maxval(gbx%psfc)
if (Npoints .gt. 1) seed=int((gbx%psfc-minp)/(maxp-minp)*100000) + 1
! Below it's how it was done in the original implementation of the ISCCP simulator.
! The one above is better for offline data, when you may have packed data
! that subsamples the decimal fraction of the surface pressure.
! if (Npoints .gt. 1) seed=(gbx%psfc-int(gbx%psfc))*1000000
if (gbx%Npoints_it >= gbx%Npoints) then ! One iteration gbx%Npoints
#ifdef RTTOV
call cosp_iter(overlap,seed,cfg,vgrid,gbx,sgx,sgradar,sglidar,isccp,misr,modis,rttov,stradar,stlidar)
#else
call cosp_iter(overlap,seed,cfg,vgrid,gbx,sgx,sgradar,sglidar,isccp,misr,modis,stradar,stlidar)
#endif
else ! Several iterations to save memory
Niter = gbx%Npoints/gbx%Npoints_it ! Integer division
if (Niter*gbx%Npoints_it < gbx%Npoints) Niter = Niter + 1
do i=1,Niter
i_first = (i-1)*gbx%Npoints_it + 1
i_last = i_first + gbx%Npoints_it - 1
i_last = min(i_last,gbx%Npoints)
Ni = i_last - i_first + 1
if (i == 1) then
! Allocate types for all but last iteration
call construct_cosp_gridbox(gbx%time,gbx%time_bnds,gbx%radar_freq,gbx%surface_radar,gbx%use_mie_tables, &
gbx%use_gas_abs,gbx%do_ray,gbx%melt_lay,gbx%k2,Ni,Nlevels, &
Ncolumns,N_HYDRO,gbx%Nprmts_max_hydro, &
gbx%Naero,gbx%Nprmts_max_aero,Ni,gbx%lidar_ice_type,gbx%lidar_wavelength,gbx%surface_lidar,gbx%isccp_top_height, &
gbx%isccp_top_height_direction,gbx%isccp_overlap,gbx%isccp_emsfc_lw, &
gbx%use_precipitation_fluxes,gbx%use_reff, &
gbx%plat,gbx%sat,gbx%inst,gbx%nchan,gbx%ZenAng, &
gbx%Ichan(1:gbx%nchan),gbx%surfem(1:gbx%nchan), &
gbx%co2,gbx%ch4,gbx%n2o,gbx%co, &
gbx_it)
call construct_cosp_vgrid(gbx_it,vgrid%Nlvgrid,vgrid%use_vgrid,vgrid%csat_vgrid,vgrid_it)
call construct_cosp_subgrid(Ni, Ncolumns, Nlevels, sgx_it)
call construct_cosp_sgradar(cfg,Ni,Ncolumns,Nlevels,N_HYDRO,sgradar_it)
call construct_cosp_sglidar(cfg,Ni,Ncolumns,Nlevels,N_HYDRO,PARASOL_NREFL,sglidar_it)
call construct_cosp_isccp(cfg,Ni,Ncolumns,Nlevels,isccp_it)
call construct_cosp_modis(cfg, Ni, modis_it)
call construct_cosp_misr(cfg,Ni,misr_it)
#ifdef RTTOV
call construct_cosp_rttov(Ni,gbx%nchan,rttov_it)
#endif
call construct_cosp_radarstats(cfg,Ni,Ncolumns,vgrid%Nlvgrid,N_HYDRO,stradar_it)
call construct_cosp_lidarstats(cfg,Ni,Ncolumns,vgrid%Nlvgrid,N_HYDRO,PARASOL_NREFL,stlidar_it)
elseif (i == Niter) then ! last iteration
call free_cosp_gridbox(gbx_it,.true.)
call free_cosp_subgrid(sgx_it)
call free_cosp_vgrid(vgrid_it)
call free_cosp_sgradar(sgradar_it)
call free_cosp_sglidar(sglidar_it)
call free_cosp_isccp(isccp_it)
call free_cosp_modis(modis_it)
call free_cosp_misr(misr_it)
#ifdef RTTOV
call free_cosp_rttov(rttov_it)
#endif
call free_cosp_radarstats(stradar_it)
call free_cosp_lidarstats(stlidar_it)
! Allocate types for iterations
call construct_cosp_gridbox(gbx%time,gbx%time_bnds,gbx%radar_freq,gbx%surface_radar,gbx%use_mie_tables, &
gbx%use_gas_abs,gbx%do_ray,gbx%melt_lay,gbx%k2,Ni,Nlevels, &
Ncolumns,N_HYDRO,gbx%Nprmts_max_hydro, &
gbx%Naero,gbx%Nprmts_max_aero,Ni,gbx%lidar_ice_type,gbx%lidar_wavelength,gbx%surface_lidar,gbx%isccp_top_height, &
gbx%isccp_top_height_direction,gbx%isccp_overlap,gbx%isccp_emsfc_lw, &
gbx%use_precipitation_fluxes,gbx%use_reff, &
gbx%plat,gbx%sat,gbx%inst,gbx%nchan,gbx%ZenAng, &
gbx%Ichan(1:gbx%nchan),gbx%surfem(1:gbx%nchan), &
gbx%co2,gbx%ch4,gbx%n2o,gbx%co, &
gbx_it)
! --- Copy arrays without Npoints as dimension ---
gbx_it%dist_prmts_hydro = gbx%dist_prmts_hydro
gbx_it%dist_type_aero = gbx_it%dist_type_aero
call construct_cosp_vgrid(gbx_it,vgrid%Nlvgrid,vgrid%use_vgrid,vgrid%csat_vgrid,vgrid_it)
call construct_cosp_subgrid(Ni, Ncolumns, Nlevels, sgx_it)
call construct_cosp_sgradar(cfg,Ni,Ncolumns,Nlevels,N_HYDRO,sgradar_it)
call construct_cosp_sglidar(cfg,Ni,Ncolumns,Nlevels,N_HYDRO,PARASOL_NREFL,sglidar_it)
call construct_cosp_isccp(cfg,Ni,Ncolumns,Nlevels,isccp_it)
call construct_cosp_modis(cfg,Ni, modis_it)
call construct_cosp_misr(cfg,Ni,misr_it)
#ifdef RTTOV
call construct_cosp_rttov(Ni,gbx%nchan,rttov_it)
#endif
call construct_cosp_radarstats(cfg,Ni,Ncolumns,vgrid%Nlvgrid,N_HYDRO,stradar_it)
call construct_cosp_lidarstats(cfg,Ni,Ncolumns,vgrid%Nlvgrid,N_HYDRO,PARASOL_NREFL,stlidar_it)
endif
! --- Copy sections of arrays with Npoints as dimension ---
ix=(/i_first,i_last/)
iy=(/1,Ni/)
call cosp_gridbox_cpsection(ix,iy,gbx,gbx_it)
! These serve as initialisation of *_it types
call cosp_subgrid_cpsection(ix,iy,sgx,sgx_it)
if (cfg%Lradar_sim) call cosp_sgradar_cpsection(ix,iy,sgradar,sgradar_it)
if (cfg%Llidar_sim) call cosp_sglidar_cpsection(ix,iy,sglidar,sglidar_it)
if (cfg%Lisccp_sim) call cosp_isccp_cpsection(ix,iy,isccp,isccp_it)
if (cfg%Lmodis_sim) call cosp_modis_cpsection(ix,iy,modis,modis_it)
if (cfg%Lmisr_sim) call cosp_misr_cpsection(ix,iy,misr,misr_it)
#ifdef RTTOV
if (cfg%Lrttov_sim) call cosp_rttov_cpsection(ix,iy,rttov,rttov_it)
#endif
if (cfg%Lradar_sim) call cosp_radarstats_cpsection(ix,iy,stradar,stradar_it)
if (cfg%Llidar_sim) call cosp_lidarstats_cpsection(ix,iy,stlidar,stlidar_it)
#ifdef RTTOV
call cosp_iter(overlap,seed(ix(1):ix(2)),cfg,vgrid_it,gbx_it,sgx_it,sgradar_it, &
sglidar_it,isccp_it,misr_it,modis_it,rttov_it,stradar_it,stlidar_it)
#else
call cosp_iter(overlap,seed(ix(1):ix(2)),cfg,vgrid_it,gbx_it,sgx_it,sgradar_it, &
sglidar_it,isccp_it,misr_it,modis_it,stradar_it,stlidar_it)
#endif
! --- Copy results to output structures ---
ix=(/1,Ni/)
iy=(/i_first,i_last/)
call cosp_subgrid_cpsection(ix,iy,sgx_it,sgx)
if (cfg%Lradar_sim) call cosp_sgradar_cpsection(ix,iy,sgradar_it,sgradar)
if (cfg%Llidar_sim) call cosp_sglidar_cpsection(ix,iy,sglidar_it,sglidar)
if (cfg%Lisccp_sim) call cosp_isccp_cpsection(ix,iy,isccp_it,isccp)
if (cfg%Lmodis_sim) call cosp_modis_cpsection(ix,iy,modis_it,modis)
if (cfg%Lmisr_sim) call cosp_misr_cpsection(ix,iy,misr_it,misr)
#ifdef RTTOV
if (cfg%Lrttov_sim) call cosp_rttov_cpsection(ix,iy,rttov_it,rttov)
#endif
if (cfg%Lradar_sim) call cosp_radarstats_cpsection(ix,iy,stradar_it,stradar)
if (cfg%Llidar_sim) call cosp_lidarstats_cpsection(ix,iy,stlidar_it,stlidar)
enddo
! Deallocate types
call free_cosp_gridbox(gbx_it,.true.)
call free_cosp_subgrid(sgx_it)
call free_cosp_vgrid(vgrid_it)
call free_cosp_sgradar(sgradar_it)
call free_cosp_sglidar(sglidar_it)
call free_cosp_isccp(isccp_it)
call free_cosp_modis(modis_it)
call free_cosp_misr(misr_it)
#ifdef RTTOV
call free_cosp_rttov(rttov_it)
#endif
call free_cosp_radarstats(stradar_it)
call free_cosp_lidarstats(stlidar_it)
endif
deallocate(seed)
END SUBROUTINE COSP
!%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
!--------------------- SUBROUTINE COSP_ITER ----------------------
!%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
#ifdef RTTOV
SUBROUTINE COSP_ITER(overlap,seed,cfg,vgrid,gbx,sgx,sgradar,sglidar,isccp,misr,modis,rttov,stradar,stlidar)
#else
SUBROUTINE COSP_ITER(overlap,seed,cfg,vgrid,gbx,sgx,sgradar,sglidar,isccp,misr,modis,stradar,stlidar)
#endif
! Arguments
integer,intent(in) :: overlap ! overlap type in SCOPS: 1=max, 2=rand, 3=max/rand
integer,dimension(:),intent(in) :: seed
type(cosp_config),intent(in) :: cfg ! Configuration options
type(cosp_vgrid),intent(in) :: vgrid ! Information on vertical grid of stats
type(cosp_gridbox),intent(inout) :: gbx
type(cosp_subgrid),intent(inout) :: sgx ! Subgrid info
type(cosp_sgradar),intent(inout) :: sgradar ! Output from radar simulator
type(cosp_sglidar),intent(inout) :: sglidar ! Output from lidar simulator
type(cosp_isccp),intent(inout) :: isccp ! Output from ISCCP simulator
type(cosp_misr),intent(inout) :: misr ! Output from MISR simulator
type(cosp_modis),intent(inout) :: modis ! Output from MODIS simulator
#ifdef RTTOV
type(cosp_rttov),intent(inout) :: rttov ! Output from RTTOV
#endif
type(cosp_radarstats),intent(inout) :: stradar ! Summary statistics from radar simulator
type(cosp_lidarstats),intent(inout) :: stlidar ! Summary statistics from lidar simulator
! Local variables
integer :: Npoints ! Number of gridpoints
integer :: Ncolumns ! Number of subcolumns
integer :: Nlevels ! Number of levels
integer :: Nhydro ! Number of hydrometeors
integer :: i,j,k
integer :: I_HYDRO
real,dimension(:,:),pointer :: column_frac_out ! Array with one column of frac_out
real,dimension(:,:),pointer :: column_prec_out ! Array with one column of prec_frac
integer :: scops_debug=0 ! set to non-zero value to print out inputs for debugging in SCOPS
real,dimension(:, :),allocatable :: cca_scops,ls_p_rate,cv_p_rate, &
tca_scops ! Cloud cover in each model level (HORIZONTAL gridbox fraction) of total cloud.
! Levels are from TOA to SURFACE. (nPoints, nLev)
real,dimension(:,:),allocatable :: frac_ls,prec_ls,frac_cv,prec_cv ! Cloud/Precipitation fraction in each model level
! Levels are from SURFACE to TOA
real,dimension(:,:),allocatable :: rho ! (Npoints, Nlevels). Atmospheric density
type(cosp_sghydro) :: sghydro ! Subgrid info for hydrometeors en each iteration
!++++++++++ Dimensions ++++++++++++
Npoints = gbx%Npoints
Ncolumns = gbx%Ncolumns
Nlevels = gbx%Nlevels
Nhydro = gbx%Nhydro
!++++++++++ Climate/NWP mode ++++++++++
if (Ncolumns > 1) then
!++++++++++ Subgrid sampling ++++++++++
! Allocate arrays before calling SCOPS
allocate(frac_ls(Npoints,Nlevels),frac_cv(Npoints,Nlevels),prec_ls(Npoints,Nlevels),prec_cv(Npoints,Nlevels))
allocate(tca_scops(Npoints,Nlevels),cca_scops(Npoints,Nlevels), &
ls_p_rate(Npoints,Nlevels),cv_p_rate(Npoints,Nlevels))
! Initialize to zero
frac_ls=0.0
prec_ls=0.0
frac_cv=0.0
prec_cv=0.0
! Cloud fractions for SCOPS from TOA to SFC
tca_scops = gbx%tca(:,Nlevels:1:-1)
cca_scops = gbx%cca(:,Nlevels:1:-1)
! Call to SCOPS
! strat and conv arrays are passed with levels from TOA to SURFACE.
call scops(Npoints,Nlevels,Ncolumns,seed,tca_scops,cca_scops,overlap,sgx%frac_out,scops_debug)
! temporarily use prec_ls/cv to transfer information about precipitation flux into prec_scops
if(gbx%use_precipitation_fluxes) then
ls_p_rate(:,Nlevels:1:-1)=gbx%rain_ls(:,1:Nlevels)+gbx%snow_ls(:,1:Nlevels)+gbx%grpl_ls(:,1:Nlevels)
cv_p_rate(:,Nlevels:1:-1)=gbx%rain_cv(:,1:Nlevels)+gbx%snow_cv(:,1:Nlevels)
else
ls_p_rate(:,Nlevels:1:-1)=gbx%mr_hydro(:,1:Nlevels,I_LSRAIN)+ &
gbx%mr_hydro(:,1:Nlevels,I_LSSNOW)+ &
gbx%mr_hydro(:,1:Nlevels,I_LSGRPL)
cv_p_rate(:,Nlevels:1:-1)=gbx%mr_hydro(:,1:Nlevels,I_CVRAIN)+ &
gbx%mr_hydro(:,1:Nlevels,I_CVSNOW)
endif
call prec_scops(Npoints,Nlevels,Ncolumns,ls_p_rate,cv_p_rate,sgx%frac_out,sgx%prec_frac)
! Precipitation fraction
do j=1,Npoints,1
do k=1,Nlevels,1
do i=1,Ncolumns,1
if (sgx%frac_out (j,i,Nlevels+1-k) == I_LSC) frac_ls(j,k)=frac_ls(j,k)+1.
if (sgx%frac_out (j,i,Nlevels+1-k) == I_CVC) frac_cv(j,k)=frac_cv(j,k)+1.
if (sgx%prec_frac(j,i,Nlevels+1-k) .eq. 1) prec_ls(j,k)=prec_ls(j,k)+1.
if (sgx%prec_frac(j,i,Nlevels+1-k) .eq. 2) prec_cv(j,k)=prec_cv(j,k)+1.
if (sgx%prec_frac(j,i,Nlevels+1-k) .eq. 3) then
prec_cv(j,k)=prec_cv(j,k)+1.
prec_ls(j,k)=prec_ls(j,k)+1.
endif
enddo !i
frac_ls(j,k)=frac_ls(j,k)/Ncolumns
frac_cv(j,k)=frac_cv(j,k)/Ncolumns
prec_ls(j,k)=prec_ls(j,k)/Ncolumns
prec_cv(j,k)=prec_cv(j,k)/Ncolumns
enddo !k
enddo !j
! Levels from SURFACE to TOA.
if (Npoints*Ncolumns*Nlevels < 10000) then
sgx%frac_out(1:Npoints,:,1:Nlevels) = sgx%frac_out(1:Npoints,:,Nlevels:1:-1)
sgx%prec_frac(1:Npoints,:,1:Nlevels) = sgx%prec_frac(1:Npoints,:,Nlevels:1:-1)
else
! This is done within a loop (unvectorized) over nPoints to save memory
do j=1,Npoints
sgx%frac_out(j,:,1:Nlevels) = sgx%frac_out(j,:,Nlevels:1:-1)
sgx%prec_frac(j,:,1:Nlevels) = sgx%prec_frac(j,:,Nlevels:1:-1)
enddo
endif
! Deallocate arrays that will no longer be used
deallocate(tca_scops,cca_scops,ls_p_rate,cv_p_rate)
! Populate the subgrid arrays
call construct_cosp_sghydro(Npoints,Ncolumns,Nlevels,Nhydro,sghydro)
do k=1,Ncolumns
!--------- Mixing ratios for clouds and Reff for Clouds and precip -------
column_frac_out => sgx%frac_out(:,k,:)
where (column_frac_out == I_LSC) !+++++++++++ LS clouds ++++++++
sghydro%mr_hydro(:,k,:,I_LSCLIQ) = gbx%mr_hydro(:,:,I_LSCLIQ)
sghydro%mr_hydro(:,k,:,I_LSCICE) = gbx%mr_hydro(:,:,I_LSCICE)
sghydro%Reff(:,k,:,I_LSCLIQ) = gbx%Reff(:,:,I_LSCLIQ)
sghydro%Reff(:,k,:,I_LSCICE) = gbx%Reff(:,:,I_LSCICE)
sghydro%Np(:,k,:,I_LSCLIQ) = gbx%Np(:,:,I_LSCLIQ)
sghydro%Np(:,k,:,I_LSCICE) = gbx%Np(:,:,I_LSCICE)
elsewhere (column_frac_out == I_CVC) !+++++++++++ CONV clouds ++++++++
sghydro%mr_hydro(:,k,:,I_CVCLIQ) = gbx%mr_hydro(:,:,I_CVCLIQ)
sghydro%mr_hydro(:,k,:,I_CVCICE) = gbx%mr_hydro(:,:,I_CVCICE)
sghydro%Reff(:,k,:,I_CVCLIQ) = gbx%Reff(:,:,I_CVCLIQ)
sghydro%Reff(:,k,:,I_CVCICE) = gbx%Reff(:,:,I_CVCICE)
sghydro%Np(:,k,:,I_CVCLIQ) = gbx%Np(:,:,I_CVCLIQ)
sghydro%Np(:,k,:,I_CVCICE) = gbx%Np(:,:,I_CVCICE)
end where
column_prec_out => sgx%prec_frac(:,k,:)
where ((column_prec_out == 1) .or. (column_prec_out == 3) ) !++++ LS precip ++++
sghydro%Reff(:,k,:,I_LSRAIN) = gbx%Reff(:,:,I_LSRAIN)
sghydro%Reff(:,k,:,I_LSSNOW) = gbx%Reff(:,:,I_LSSNOW)
sghydro%Reff(:,k,:,I_LSGRPL) = gbx%Reff(:,:,I_LSGRPL)
sghydro%Np(:,k,:,I_LSRAIN) = gbx%Np(:,:,I_LSRAIN)
sghydro%Np(:,k,:,I_LSSNOW) = gbx%Np(:,:,I_LSSNOW)
sghydro%Np(:,k,:,I_LSGRPL) = gbx%Np(:,:,I_LSGRPL)
elsewhere ((column_prec_out == 2) .or. (column_prec_out == 3)) !++++ CONV precip ++++
sghydro%Reff(:,k,:,I_CVRAIN) = gbx%Reff(:,:,I_CVRAIN)
sghydro%Reff(:,k,:,I_CVSNOW) = gbx%Reff(:,:,I_CVSNOW)
sghydro%Np(:,k,:,I_CVRAIN) = gbx%Np(:,:,I_CVRAIN)
sghydro%Np(:,k,:,I_CVSNOW) = gbx%Np(:,:,I_CVSNOW)
end where
!--------- Precip -------
if (.not. gbx%use_precipitation_fluxes) then
where (column_frac_out == I_LSC) !+++++++++++ LS Precipitation ++++++++
sghydro%mr_hydro(:,k,:,I_LSRAIN) = gbx%mr_hydro(:,:,I_LSRAIN)
sghydro%mr_hydro(:,k,:,I_LSSNOW) = gbx%mr_hydro(:,:,I_LSSNOW)
sghydro%mr_hydro(:,k,:,I_LSGRPL) = gbx%mr_hydro(:,:,I_LSGRPL)
elsewhere (column_frac_out == I_CVC) !+++++++++++ CONV Precipitation ++++++++
sghydro%mr_hydro(:,k,:,I_CVRAIN) = gbx%mr_hydro(:,:,I_CVRAIN)
sghydro%mr_hydro(:,k,:,I_CVSNOW) = gbx%mr_hydro(:,:,I_CVSNOW)
end where
endif
enddo
! convert the mixing ratio and precipitation flux from gridbox mean to the fraction-based values
do k=1,Nlevels
do j=1,Npoints
!--------- Clouds -------
if (frac_ls(j,k) .ne. 0.) then
sghydro%mr_hydro(j,:,k,I_LSCLIQ) = sghydro%mr_hydro(j,:,k,I_LSCLIQ)/frac_ls(j,k)
sghydro%mr_hydro(j,:,k,I_LSCICE) = sghydro%mr_hydro(j,:,k,I_LSCICE)/frac_ls(j,k)
endif
if (frac_cv(j,k) .ne. 0.) then
sghydro%mr_hydro(j,:,k,I_CVCLIQ) = sghydro%mr_hydro(j,:,k,I_CVCLIQ)/frac_cv(j,k)
sghydro%mr_hydro(j,:,k,I_CVCICE) = sghydro%mr_hydro(j,:,k,I_CVCICE)/frac_cv(j,k)
endif
!--------- Precip -------
if (gbx%use_precipitation_fluxes) then
if (prec_ls(j,k) .ne. 0.) then
gbx%rain_ls(j,k) = gbx%rain_ls(j,k)/prec_ls(j,k)
gbx%snow_ls(j,k) = gbx%snow_ls(j,k)/prec_ls(j,k)
gbx%grpl_ls(j,k) = gbx%grpl_ls(j,k)/prec_ls(j,k)
endif
if (prec_cv(j,k) .ne. 0.) then
gbx%rain_cv(j,k) = gbx%rain_cv(j,k)/prec_cv(j,k)
gbx%snow_cv(j,k) = gbx%snow_cv(j,k)/prec_cv(j,k)
endif
else
if (prec_ls(j,k) .ne. 0.) then
sghydro%mr_hydro(j,:,k,I_LSRAIN) = sghydro%mr_hydro(j,:,k,I_LSRAIN)/prec_ls(j,k)
sghydro%mr_hydro(j,:,k,I_LSSNOW) = sghydro%mr_hydro(j,:,k,I_LSSNOW)/prec_ls(j,k)
sghydro%mr_hydro(j,:,k,I_LSGRPL) = sghydro%mr_hydro(j,:,k,I_LSGRPL)/prec_ls(j,k)
endif
if (prec_cv(j,k) .ne. 0.) then
sghydro%mr_hydro(j,:,k,I_CVRAIN) = sghydro%mr_hydro(j,:,k,I_CVRAIN)/prec_cv(j,k)
sghydro%mr_hydro(j,:,k,I_CVSNOW) = sghydro%mr_hydro(j,:,k,I_CVSNOW)/prec_cv(j,k)
endif
endif
enddo !k
enddo !j
deallocate(frac_ls,prec_ls,frac_cv,prec_cv)
if (gbx%use_precipitation_fluxes) then
#ifdef MMF_V3p5_TWO_MOMENT
write(*,*) 'Precipitation Flux to Mixing Ratio conversion not (yet?) supported ', &
'for MMF3.5 Two Moment Microphysics'
stop
#else
! Density
allocate(rho(Npoints,Nlevels))
I_HYDRO = I_LSRAIN
call cosp_precip_mxratio(Npoints,Nlevels,Ncolumns,gbx%p,gbx%T,sgx%prec_frac,1., &
n_ax(I_HYDRO),n_bx(I_HYDRO),alpha_x(I_HYDRO),c_x(I_HYDRO),d_x(I_HYDRO), &
g_x(I_HYDRO),a_x(I_HYDRO),b_x(I_HYDRO), &
gamma_1(I_HYDRO),gamma_2(I_HYDRO),gamma_3(I_HYDRO),gamma_4(I_HYDRO), &
gbx%rain_ls,sghydro%mr_hydro(:,:,:,I_HYDRO),sghydro%Reff(:,:,:,I_HYDRO))
I_HYDRO = I_LSSNOW
call cosp_precip_mxratio(Npoints,Nlevels,Ncolumns,gbx%p,gbx%T,sgx%prec_frac,1., &
n_ax(I_HYDRO),n_bx(I_HYDRO),alpha_x(I_HYDRO),c_x(I_HYDRO),d_x(I_HYDRO), &
g_x(I_HYDRO),a_x(I_HYDRO),b_x(I_HYDRO), &
gamma_1(I_HYDRO),gamma_2(I_HYDRO),gamma_3(I_HYDRO),gamma_4(I_HYDRO), &
gbx%snow_ls,sghydro%mr_hydro(:,:,:,I_HYDRO),sghydro%Reff(:,:,:,I_HYDRO))
I_HYDRO = I_CVRAIN
call cosp_precip_mxratio(Npoints,Nlevels,Ncolumns,gbx%p,gbx%T,sgx%prec_frac,2., &
n_ax(I_HYDRO),n_bx(I_HYDRO),alpha_x(I_HYDRO),c_x(I_HYDRO),d_x(I_HYDRO), &
g_x(I_HYDRO),a_x(I_HYDRO),b_x(I_HYDRO), &
gamma_1(I_HYDRO),gamma_2(I_HYDRO),gamma_3(I_HYDRO),gamma_4(I_HYDRO), &
gbx%rain_cv,sghydro%mr_hydro(:,:,:,I_HYDRO),sghydro%Reff(:,:,:,I_HYDRO))
I_HYDRO = I_CVSNOW
call cosp_precip_mxratio(Npoints,Nlevels,Ncolumns,gbx%p,gbx%T,sgx%prec_frac,2., &
n_ax(I_HYDRO),n_bx(I_HYDRO),alpha_x(I_HYDRO),c_x(I_HYDRO),d_x(I_HYDRO), &
g_x(I_HYDRO),a_x(I_HYDRO),b_x(I_HYDRO), &
gamma_1(I_HYDRO),gamma_2(I_HYDRO),gamma_3(I_HYDRO),gamma_4(I_HYDRO), &
gbx%snow_cv,sghydro%mr_hydro(:,:,:,I_HYDRO),sghydro%Reff(:,:,:,I_HYDRO))
I_HYDRO = I_LSGRPL
call cosp_precip_mxratio(Npoints,Nlevels,Ncolumns,gbx%p,gbx%T,sgx%prec_frac,1., &
n_ax(I_HYDRO),n_bx(I_HYDRO),alpha_x(I_HYDRO),c_x(I_HYDRO),d_x(I_HYDRO), &
g_x(I_HYDRO),a_x(I_HYDRO),b_x(I_HYDRO), &
gamma_1(I_HYDRO),gamma_2(I_HYDRO),gamma_3(I_HYDRO),gamma_4(I_HYDRO), &
gbx%grpl_ls,sghydro%mr_hydro(:,:,:,I_HYDRO),sghydro%Reff(:,:,:,I_HYDRO))
if(allocated(rho)) deallocate(rho)
#endif
endif
!++++++++++ CRM mode ++++++++++
else
call construct_cosp_sghydro(Npoints,Ncolumns,Nlevels,Nhydro,sghydro)
sghydro%mr_hydro(:,1,:,:) = gbx%mr_hydro
sghydro%Reff(:,1,:,:) = gbx%Reff
sghydro%Np(:,1,:,:) = gbx%Np ! added by Roj with Quickbeam V3.0
!--------- Clouds -------
where ((gbx%dtau_s > 0.0))
sgx%frac_out(:,1,:) = 1 ! Subgrid cloud array. Dimensions (Npoints,Ncolumns,Nlevels)
endwhere
endif ! Ncolumns > 1
!++++++++++ Simulator ++++++++++
#ifdef RTTOV
call cosp_simulator(gbx,sgx,sghydro,cfg,vgrid,sgradar,sglidar,isccp,misr,modis,rttov,stradar,stlidar)
#else
call cosp_simulator(gbx,sgx,sghydro,cfg,vgrid,sgradar,sglidar,isccp,misr,modis,stradar,stlidar)
#endif
! Deallocate subgrid arrays
call free_cosp_sghydro(sghydro)
END SUBROUTINE COSP_ITER
END MODULE MOD_COSP