cosp_misr_simulator.F90

! (c) British Crown Copyright 2008, the Met Office.
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! $Revision: 23 $, $Date: 2011-03-31 07:41:37 -0600 (Thu, 31 Mar 2011) $
! $URL: http://cfmip-obs-sim.googlecode.com/svn/stable/v1.4.0/cosp_misr_simulator.F90 $
! 
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!
! History:
! Nov 2008 - A. Bodas-Salcedo - Initial version
!
!

MODULE MOD_COSP_MISR_SIMULATOR
  USE MOD_COSP_CONSTANTS
  USE MOD_COSP_TYPES
  IMPLICIT NONE

CONTAINS


!%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
!-------------- SUBROUTINE COSP_MISR_SIMULATOR -----------------
!%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
SUBROUTINE COSP_MISR_SIMULATOR(gbx,sgx,y)
  
  ! Arguments
  type(cosp_gridbox),intent(in) :: gbx  ! Gridbox info
  type(cosp_subgrid),intent(in) :: sgx  ! Subgridbox info
  type(cosp_misr),intent(inout) :: y    ! MISR simulator output
  
  ! Local variables 
  integer :: Nlevels,Npoints
  real :: dtau_s(gbx%Npoints, gbx%Nlevels)
  real :: dtau_c(gbx%Npoints, gbx%Nlevels)
  real :: at(gbx%Npoints, gbx%Nlevels)
  real :: frac_out(gbx%Npoints, gbx%Ncolumns, gbx%Nlevels)
  integer :: sunlit(gbx%Npoints)
  
  real :: zfull(gbx%Npoints, gbx%Nlevels) !  height (in meters) of full model levels (i.e. midpoints)
                                          !  zfull(npoints,1)    is    top level of model
                                          !  zfull(npoints,nlev) is bottom level of model
     
    
  Nlevels = gbx%Nlevels
  Npoints = gbx%Npoints
  ! Levels from TOA to surface
  zfull  = gbx%zlev(:,Nlevels:1:-1)
  at     = gbx%T(:,Nlevels:1:-1) 
  dtau_s = gbx%dtau_s(:,Nlevels:1:-1) 
  dtau_c = gbx%dtau_c(:,Nlevels:1:-1) 
  frac_out(1:Npoints,:,1:Nlevels) = sgx%frac_out(1:Npoints,:,Nlevels:1:-1)
  sunlit = int(gbx%sunlit)
 
  call MISR_simulator(gbx%npoints,gbx%nlevels,gbx%ncolumns,&
                     sunlit,zfull,at,dtau_s,dtau_c,frac_out, R_UNDEF, &
                     y%fq_MISR,y%MISR_dist_model_layertops,y%MISR_meanztop,y%MISR_cldarea)
            
END SUBROUTINE COSP_MISR_SIMULATOR

END MODULE MOD_COSP_MISR_SIMULATOR