source: LMDZ4/trunk/libf/cosp/cosp_isccp_simulator.F90 @ 2529

Last change on this file since 2529 was 1414, checked in by idelkadi, 14 years ago

Passage a la version cosp.v1.3 pour le Lidar et ISCCP
Corrections de bugs pour ISCCP et optimisation pour le Lidar

File size: 4.1 KB
Line 
1! (c) British Crown Copyright 2008, the Met Office.
2! All rights reserved.
3!
4! Redistribution and use in source and binary forms, with or without modification, are permitted
5! provided that the following conditions are met:
6!
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8!       of conditions and the following disclaimer.
9!     * Redistributions in binary form must reproduce the above copyright notice, this list
10!       of conditions and the following disclaimer in the documentation and/or other materials
11!       provided with the distribution.
12!     * Neither the name of the Met Office nor the names of its contributors may be used
13!       to endorse or promote products derived from this software without specific prior written
14!       permission.
15!
16! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
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24
25MODULE MOD_COSP_ISCCP_SIMULATOR
26  USE MOD_COSP_CONSTANTS
27  USE MOD_COSP_TYPES
28  IMPLICIT NONE
29
30CONTAINS
31
32
33!%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
34!-------------- SUBROUTINE COSP_ISCCP_SIMULATOR -----------------
35!%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
36SUBROUTINE COSP_ISCCP_SIMULATOR(gbx,sgx,y)
37 
38  ! Arguments
39  type(cosp_gridbox),intent(in) :: gbx  ! Gridbox info
40  type(cosp_subgrid),intent(in) :: sgx  ! Subgridbox info
41  type(cosp_isccp),intent(inout) :: y   ! ISCCP simulator output
42 
43  ! Local variables
44  integer :: i,Nlevels,Npoints
45  real :: pfull(gbx%Npoints, gbx%Nlevels)
46  real :: phalf(gbx%Npoints, gbx%Nlevels + 1)
47  real :: qv(gbx%Npoints, gbx%Nlevels)
48  real :: cc(gbx%Npoints, gbx%Nlevels)
49  real :: conv(gbx%Npoints, gbx%Nlevels)
50  real :: dtau_s(gbx%Npoints, gbx%Nlevels)
51  real :: dtau_c(gbx%Npoints, gbx%Nlevels)
52  real :: at(gbx%Npoints, gbx%Nlevels)
53  real :: dem_s(gbx%Npoints, gbx%Nlevels)
54  real :: dem_c(gbx%Npoints, gbx%Nlevels)
55  real :: frac_out(gbx%Npoints, gbx%Ncolumns, gbx%Nlevels)
56  integer :: sunlit(gbx%Npoints)
57 
58  Nlevels = gbx%Nlevels
59  Npoints = gbx%Npoints
60  ! Flip inputs. Levels from TOA to surface
61  pfull  = gbx%p(:,Nlevels:1:-1)
62  phalf(:,1)         = 0.0 ! Top level
63  phalf(:,2:Nlevels+1) = gbx%ph(:,Nlevels:1:-1)
64  qv     = gbx%sh(:,Nlevels:1:-1)
65  cc     = 0.999999*gbx%tca(:,Nlevels:1:-1)
66  conv   = 0.999999*gbx%cca(:,Nlevels:1:-1)
67  dtau_s = gbx%dtau_s(:,Nlevels:1:-1)
68  dtau_c = gbx%dtau_c(:,Nlevels:1:-1)
69  at     = gbx%T(:,Nlevels:1:-1)
70  dem_s  = gbx%dem_s(:,Nlevels:1:-1)
71  dem_c  = gbx%dem_c(:,Nlevels:1:-1)
72  frac_out(1:Npoints,:,1:Nlevels) = sgx%frac_out(1:Npoints,:,Nlevels:1:-1)
73  sunlit = int(gbx%sunlit)
74  call icarus(0,0,gbx%npoints,sunlit,gbx%nlevels,gbx%ncolumns, &
75            pfull,phalf,qv,cc,conv,dtau_s,dtau_c, &
76            gbx%isccp_top_height,gbx%isccp_top_height_direction, &
77            gbx%isccp_overlap,frac_out, &
78            gbx%skt,gbx%isccp_emsfc_lw,at,dem_s,dem_c,y%fq_isccp,y%totalcldarea, &
79            y%meanptop,y%meantaucld,y%meanalbedocld, &
80            y%meantb,y%meantbclr,y%boxtau,y%boxptop)
81
82  ! Flip outputs. Levels from surface to TOA
83  ! --- (npoints,tau=7,pressure=7)
84  y%fq_isccp(:,:,:) = y%fq_isccp(:,:,7:1:-1)
85     
86  ! Change boxptop from hPa to Pa. This avoids using UDUNITS in CMOR
87!  y%boxptop = y%boxptop*100.0
88 
89  ! Check if there is any value slightly greater than 1
90  where ((y%totalcldarea > 1.0-1.e-5) .and. (y%totalcldarea < 1.0+1.e-5))
91    y%totalcldarea = 1.0
92  endwhere
93             
94END SUBROUTINE COSP_ISCCP_SIMULATOR
95
96END MODULE MOD_COSP_ISCCP_SIMULATOR
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