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revision 1.1440 by jmc, Wed May 25 00:51:04 2011 UTC revision 1.1449 by jmc, Thu Jun 2 23:01:50 2011 UTC
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6    
7  o pkg/obcs:  o pkg/obcs:
8      - change OBCSfixTopo default from True to False (should not change the results);
9        keep OBCSfixTopo=T in verification-exp. seaice_obcs.
10    o pkg/thsice:
11      - fix bug in thsice_calc_thickn.F (was introduced in version 1.18) in
12        2nd layer seaice sublimation (unlikely to happen)
13      - use Interior mask for OBCS in thsice_advection.F (similar to what is
14        done in gad_advection & seaice_advection).
15    o adjoint:
16      bug fix spotted by Gael Forget:
17      seaice_advection and thsice_advection still had
18      legacy CPP options to avoid CS corner updates for adjoint
19    o pkg/seaice:
20      => Change some of the defaults (2011/05/29):
21         - change SEAICEuseFluxForm default (from False to True)
22         - change DIFF1 default (from 0.004 m/s to 0. m/s)
23         And print warnings if DIFF1 is not set in data.seaice and centered
24          avection scheme is used without any diffusion.
25      also:
26      - fix seaice_diffusion calls in default AdvScheme part of seaice_advdiff.F;
27      - set SEAICEdiffKh[] default in the same way as SEAICEadvSch[]
28      - stop if DIFF1<>0 with SEAICEadvScheme <> 2, if DIFF1<>0 with any
29        other non-zero SEAICEdiffKh[] diffusivity, if SEAICEadvSalt=T with
30        #undef SEAICE_VARIABLE_SALINITY, if SEAICEadvAge=T with #undef SEAICE_AGE.
31      update results of test exp.:
32         lab_sea: output.fd (switch to AdvScheme=33 with diffKh=20)
33             output.hb87, output_adm.evp (SEAICEuseFluxForm=T and diffKh=200)
34             output_adm.noseaicedyn (SEAICEuseFluxForm=T)
35         offline_exf_seaice: output.seaicetd, output_adm (SEAICEuseFluxForm=T)
36         seaice_obcs: output (SEAICEuseFluxForm=T)
37      and prescribe old default for SEAICEuseFluxForm (=F) and DIFF1 (=0.004)
38          for standard fwd & AD lab_sea tests (to keep the same output).
39    o pkg/seaice/seaice_growth.F:
40      - use Ian Fenty's capping formulas for actual ice
41      thickness thoughout EVOLUTION branch.
42      - put treatment pathological case #2) in CPP brackets
43      (ALLOW_AVOID_INFINITESIMAL_AREA, undef by default).
44      - update global_ocean.cs32x15 and 1D_ocean_ice_colum results accordingly.
45    o pkg/seaice:
46      - seaice_diffusion.F : remove the min(DX,DY) factor permanently;
47      pass the Laplacian diffusivity (in m^2/s) diffKh as a parameter;
48      also pass fac as a param, which can be 1. (to update the tendency
49      field) or the time step (to update the field itself).
50      - seaice_advdiff.F: for multidim, call seaice_diffusion with
51      e.g. SEAICEdiffKhHeff and with fac=1; for single-dim, call
52      seaice_diffusion with e.g. SEAICEdiffKhHeff and with fac=time step.
53      - SEAICE_PARAMS.h, seaice_readparms.F, seaice_check.F :
54      hooks to handle SEAICEdiffKhHeff, SEAICEdiffKhArea, etc.
55    o pkg/seaice:
56      diffusion with centered advection scheme (diffus.F & advect.F):
57      - simplify S/R DIFFUS (put deltaT & DIFF1 factor outside, move EXCH outside)
58        to just compute the laplacian of input-field.
59      - unroll k loop (harmonic,biharmonic diff) in advect.F to save 1 exch call.
60      - fix flux-form version in diffus.F to conserve tracer.
61      update output of lab_sea.fd & lab_sea.hb87 (1rst set of modif affects
62       machine truncation) and lab_sea.salt_plume (conservative flux-form modif)
63    
64    checkpoint62y (2011/05/26)
65    o pkg/seaice:
66     - seaice_growth.F : in EVOLUTION branch, always include
67       a_QSWbyATM_cover in qnet (as it should be).
68     - verification/global_ocean.cs32x15 : update results accordingly
69       (output.seaice.txt output_adm.seaice.txt).
70    o pkg/seaice + obcs:
71     - use maskInW & maskInS in multi-dim advection and biharmonic diffusion:
72       equivalent of assuming no tracer gradient outside the OB region.
73       update output of seaice_obcs (uses DIFF1 <>0 => biharmonic diffusion)
74     - remove calls to OBCS_COPY_TRACER after EXCH calls (no longer needed
75       after changes above);
76     - obcs+seaice cleaning: apply seaice-tracer OB values to tracer field
77       only at OB location (instead of over a band of OLx width).
78    o pkg/seaice:
79     - fix wrong indices in old (non Flux-Form) diffusion default S/R diffus.F
80       (dxG(I+1, ...) changed to dxG(I, ...), no impact on Lat-Lon grid)
81    o pkg/obcs:
82    - split header file "OBCS.h" into 4 separated files:    - split header file "OBCS.h" into 4 separated files:
83      OBCS_PARAMS.h, OBCS_GRID.h, OBCS_FIELDS.h & OBCS_SEAICE.h      OBCS_PARAMS.h, OBCS_GRID.h, OBCS_FIELDS.h & OBCS_SEAICE.h
84     Note: OBCS_PARAMS.h & OBCS_GRID.h can be included without OBCS_OPTIONS.h     Note: OBCS_PARAMS.h & OBCS_GRID.h can be included without OBCS_OPTIONS.h

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