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revision 1.813 by mlosch, Thu May 10 20:02:36 2007 UTC revision 1.1163 by mlosch, Wed Sep 30 15:52:05 2009 UTC
# Line 4  $Name$ Line 4  $Name$
4      Notes on tags used in MITgcmUV      Notes on tags used in MITgcmUV
5      ==============================      ==============================
6    
7    o pkg seaice
8     - re-introduce global field frWtrAtm for the case of
9       ALLOW_MEAN_SFLUX_COST_CONTRIBUTION defined (SEAICE.h, seaice_growth.F)
10     - catch the case of an empty filename in seaice_cost_init_fixed.F
11    o pkg ecco:
12     - small bug fixes in the_main_loop
13      . fix order of monitor arguments
14      . change SEAICE_MULTILEVEL to SEAICE_MULTICATEGORY
15      . move include DYNVARS.h up outside the ALLOW_AUTODIFF_TAMC block so
16        that ALLOW_ECCO_FORWARD_RUN works with NONLIN_FRSURF
17     - replace cos(yc*deg2rad) by _rA in cost_mean_heat/saltflux.F, fix the
18       imbalance diagnostics for wmean_h/sflux = 0
19     - add actual values to f_obcsn/s/w/e in ecco_cost_final.F
20     - catch the case of empty filenames in ecco_cost_init_fixed.F
21       and ecco_readparms.F
22     - fix the logic of wsalt=0.and.wsalt2=0 to wsalt=0.or.wsalt2=0 (and theta)
23       to make this statement meaningfull
24    o pkg zonal_filt:
25      - change ZONAL_FILTER S/R interface (allows to filter 2-D fields)
26      - when using rStar, filter uVel*hFacW instead of uVel
27       (tested without topography: fix a Pb of growing instability with NLFS)
28    o pkg/aim/thsice:
29     -Add capacity to read a Q-Flux to be applied in slab-mixed layer thsice_slab_ocean.F
30      (works as SST restoring)
31    o pkg/thsice:
32     -add specific parameter for salt restoring in slab mixed-layer
33       (by default equal to the temperature restoring)
34    
35    checkpoint61v
36    o pkg/kpp:
37     -add double diffusive contributions as a hack, turned off by default
38      for now, and the code can be excluded with a CPP-flag
39      EXCLUDE_KPP_DOUBLEDIFF just as EXCLUDE_KPP_SHEAR_MIX
40     -add a verification experiments to "vermix" to test this code
41    o pkg/mom_common:
42      Move computation of length scales to mom_init_fixed.F (avoid recomputation
43      at each time-steps*levels).
44    o pkg/layers:
45      Created a new package for computing volume fluxes in temperature or
46      [not yet implemented] density layers, e.g. for calculating residual
47      overturning circulations.
48    o pkg/diagnostics:
49      implement a RS type version for the set of DIAGNOSTICS-FILL subroutines
50    o fix few RS/RL type mismatch (check with ifort 11.1 "-warn all" option)
51    o pkg/mdsio (& pkg/rw): rework high level S/R interface:
52      To avoid mixing type (RS/RL) of input/output array argument,
53      replace single mixed-type array with a pair from each type (RS/RL).
54    o setting pickupSuff force to start from a pickup (even if nIter0=0): this
55      is now implemented for all pkgs (previously only done for the main pickup)
56    
57    checkpoint61u
58    o pkg/obcs:
59      - change OB?eta from _RS to _RL and put them into a separate commen block
60      - add code to read OB?eta from a file via obcs_prescribe_read: the code
61        compiles and does not destroy any other experiments, the data is read
62        properly, but the code is not tested in actual applications
63    o ini_mnc_vars.F: if available (ALLOW_CAL), use startTime_1 and 2 to
64      create a meaningful unit attribute for the time coordinate variable
65    o pkg/ebm: add plenty of missing "_d 0" ;
66       update results of experiment global_ocean_ebm (fwd + adjoint tests)
67      Notes: several pieces of code only works for (very) specific set up
68       (domain size, lat range, etc ...); should be documented & stop if one
69       of those assumptions is not meet.
70    o pkg/seaice: add missing "_d 0" in HSNOW initialisation
71       update results of experiments: lab_sea (3 fwd tests + 2 adjoint tests)
72          and offline_exf_seaice (seaicetd + adjoint).
73    o add missing "_d 0" in ShortWave flux penetration (S/R SWFRAC):
74       update results of experiments: lab_sea (4 fwd tests + 3 adjoint),
75        seaice_obcs, global_ocean.cs32x15 (icedyn & thsice) and natl_box (x2).
76    o few changes to pass when compiling with strick checking of arguments
77       across S/R (allow to find few bugs in S/R calls).
78    o pkg/seaice:
79     - seaice_evp: move if-statement out of loop (TEM) at the cost of 11 new
80       2d-fields, for slightly better performance
81    
82    checkpoint61t
83    o pkg/seaice:
84     - remove unused variables in seaice_evp
85     - reduce number of SQRT in seaice_evp and seaice_calc_viscosities
86    o eeset_parms.F, open_copy_data_file.F & ini_parms.F:
87       named file replacing SCRATCH files (for TARGET_BGL & TARGET_CRAYXT):
88       each processor opens a different file (a fix from Matt).
89    o cg2d:
90       use simple EXCH (overlap size = 1 and ignore corners), like in cg3d.F :
91       this reduces number of EXCH calls by 2 when using exch2.
92       For now, keep previous size array for gc2d_nsa.F to avoid Pb with store
93       directives and missing simple EXCH (exch_s3d_rx) adjoint code.
94    o pkg/thsice:
95       add code for Near Infra-Red albedo (from Jeff)
96       (turned on with run-time flag: thSIce_calc_albNIR, in data.ice).
97    o ini_model_io:
98       move (from packages_readparms.F & initialise_fixed.F) to ini_model_io.F
99       MNC & MONITOR initialisation calls; move MNC calls from {pkg}_readparms.F
100       to {pkg}_init_fixed.F for {pkg}= kpp, seaice & shelfice.
101    
102    checkpoint61s
103    o pkg/exch2 (exch2_rxN_cube*):
104       remove last BARRIER (no need to synchronise after getting data from shared
105       buffer (get) as long as any change to buffer (put,recv) is between BARRIER)
106    o change tiling of natl_box (from 2 to 4 tiles) to get it tested with MPI+MTH
107      and generate new output (for the 2 tests) using default rotationPeriod.
108    o pkg/exch2:
109      - always call exch2_*_cube, not exch-1 anymore, if useCubedSphereExchange=F
110        (was already the case with AUTODIFF_EXCH2 defined)
111      - add bj in exch2 arrays and S/R.
112      - can now use pkg/exch2 for regular (non CS) set-up; switch test experiment
113        MLAdjust to exch2 (identical results except with MPI -> truncation diff);
114    o add pkg/longstep for ptracer timestep a multiple of U/V/T/S timestep
115      - adds deltaT argument to the subroutines TIMESTEP_TRACER DWNSLP_APPLY
116        GAD_ADVECTION GAD_CALC_RHS GAD_IMPLICIT_R GAD_SOM_ADVECT
117      - verification experiment natl_box.longstep
118    o build_options: ifort+mpi_aces optfile (following Constantinos advise):
119      allow different versions of ifort (8 or 9) and different versions
120       of mpi (mpich or mpich2) to be used with the same optfile.
121      requires to load a netcdf module and set MPI_INC_DIR (see comments inside
122       optfile). Change testing scripts (example_scripts/ACESgrid) accordingly.
123    o pkg/seaice:
124      fix previous modif (3-level field removed) for old-pickup reading
125    
126    checkpoint61r
127    o pkg/seaice:
128     - clean up the 3-time levels of UICE,VICE,HEFF,AREA in three steps:
129      1. introduce fields for time step (N-1)
130      2. do not use levels 2 and 3 anymore (but keep them)
131      3. replace 3D versions of UICE,VICE,HEFF,AREA by 2D versions. This
132         includes changes to pkg/thsice/thsice_get_velocity.F,
133         model/src/external_forcing_surf.F, pkg/obcs/obcs_apply_seaice.F, and
134         pkg/obcs/obcs_apply_uvice.F.
135     - completely remove code for leap-frog time stepping for second order
136       advection
137     - adjusted adjoint accordingly;
138       gradient checks have improved by an order of magnitude!
139    
140    checkpoint61q
141    o pkg/seaice: fix bug in free slip boundary conditons for LSOR solver
142     - the boundary conditions along open boundaries are unclear, because the
143       associated masks are set to zero and are thus treated as closed when
144       applying the slip-boundary conditions.
145     - move initialisation of grid variables from seaice_init_varia to _fixed
146    o adding doc/diags_changes.txt
147    o model/src:
148      do_the_model_io: rename few pkg S/R which are called from do_the_model_io,
149       to avoid "_diags" naming if no relation to pkg/diagnostics.
150      ini_theta,ini_salt: fix (at least compile the code) reading from NetCDF
151       file and only call PLOT_FIELD_XYZ if debugMode=T.
152      remove few PLOT_FIELD_XY calls outside initialisation.
153      remove few unnecessary BARRIER.
154    o pkg/salt_plume: add SaltPlumeSouthernOcean to allow disabling
155      of salt_plume package in Southern Ocean
156    o pkg/thsice:
157     - fix hOceMxL in overlap (needed for sea-ice advection);
158       update output of experiment global_ocean.cs32x15.icedyn.
159    o pkg/seaice:
160     - make the (placeholder-)tracer IceAge a little more meaningful
161      by avoiding ridging of age due to convergent ice flow
162     - add diagnostics for surface temperature, atmospheric and oceanic
163       heat flux, and atmospheric and oceanic ice growth
164    
165    checkpoint61p
166    o eesupp (global_max & global_sum):
167     - add one more element to buffer (start at index 0) for GL_MAX/SUM output;
168     - remove starting & endding barrier (no longer needed)
169    o pkg/mdsio, writelocal:
170       works also in multi-threaded when LOCBIN_IO_THREAD_SAFE is undefined
171       (remove the STOP): uses shared buffer IO to store data from all threads
172       and then let master-thread write nThreads tiles.
173    o pkg/mdsio (read/write field):
174     - tiled IO done in 1 piece (all levels at a time);
175     - new header file "MDSIO_BUFF_3D.h" with 3-D buffers.
176     - multi-threaded: allow to read/write local (non-shared) array
177       (was already working with singleCpuIO ; now works also without);
178       => no longer needs barrier call after reading a file (added inside
179       mds_read/write field).
180     - move barrier calls outside gather/scatter_2d to mds_read/write_field
181    o pkg/obcs/exf
182      - exf_getffieldrec.F: add a few ". _d 0" and
183                            add code to catch the case fldperiod = 0.  
184      - obcs_precribe_read.F: change if statements so that they match
185                              the variable type (_RL)
186      - add a separate exf_iprec_obcs to exf_set_obcs (by default equal to
187        exf_iprec) as part of namelist EXF_NML_01
188    o pkg/mdsio:
189      - read/write tiled (local) files: read/write 1-level tile chunk at a time
190        (instead of segment of length sNx); expected to speed up tiled IO.
191    o pkg/exch2:
192      - take buffer copy from/to array out of S/R exch2_send/recv into new
193        S/R exch2_put/get ; Exch of local variable now works with MPI+MTH
194        (tested by removing commom block statement in SOLVE_FOR_PRESSURE.h).
195      - ad version of send/recv no longer needed (but needs exch2_ad_put/ad_get)
196      - simplify argument list of S/R exch2_get_uv_bounds and exch2_get_scal_bounds
197        (which replaces exch2_get_recv_bounds & exch2_get_send_bounds) by
198        including Topology header file (and common blocks).
199      - implement EXCH_IGNORE_CORNERS in scalar exchange (rx1);
200        remove 2nd exch call in exch2_s3d_rx (no longer needed).
201      - document S/R arg. list (+ update some comments)
202    o pkg/seaice:
203      - added SEAICE_CLIM_AIR code, which permits modulation of surface air
204        temperature and humidity over sea ice based on climatological values.
205      - clean up computation of Hibler+Bryan (1987) stress coupling for the case
206        of LSR (this change is expected to change the results slightly because now
207        it uses slightly difference moduli from the second last LSR solution, but
208        that is more consistent with the stress computations; this part of the code
209        is not tested in the verification experiments)
210      - fix diagnostics for flux of ice in case of B-grid
211      - turn strain rates eij and press into global fields within global
212        common block in SEAICE.h for more straighforward diagnostics
213      - fix diagnostics for principal stress components, press, zeta, eta
214        to give something meaning full
215    o change tiling of global_ocean.cs32x15 (12 tiles, 32x16) and generate
216      new output (all 4 tests) using default rotationPeriod.
217    o pkg KPP:
218      - add flag (LimitHblStable) to avoid limiting BL depth under stable conditions
219      - fix vertical indices in RI_IWMIX (match between KPP grid from 0 to Nr+1
220        and normal grid from 1 to Nr)
221    o Fix computations of L4rdt in mom_calc_visc.F
222    o eesupp:
223      new S/R ALL_PROC_DIE (like EEDIE, without irrelevant threads err msg):
224      should be called before a "stop" if we know that all process are going
225      to stop; if one Proc does call this S/R, will hang in MPI_FINALISE.
226    
227    checkpoint61o
228    o pkg/exch2: change check_depths to issue just a warning (instead of error+stop)
229    o model/src/ini_curvilinear_grid.F:
230       compute angleSin/CosC when they are not read from a file
231    o pkg/seaice:
232       add pseudo time stepping for LSOR
233    o pkg/exch2:
234       temporary fix for exch2_s3d_rx; update results of exp. hs94.cs-32x32x5.impIGW
235    o pkg/seaice:
236       Adding separate sea ice albedo, drag coefficients, and HO in Southern
237       Ocean from those in Arctic Ocean.  See *_south in SEAICE_PARAMS.h
238    o SingleCpuIO:
239       fix bug put before chkp61n (May 11), when more than 2 MPI cpu are used.
240    o pkg/seaice:
241       put exchanged variable in (local) common block for MPI+Multi-Threads
242       to work (necessary with exch1, and for now with exch2 too).
243    o verification: to get more experiments tested with mpi, mth and mpi+mth,
244      change tiling of:
245       aim.5l_Equatorial_Channel, aim.5l_LatLon, dome, exp4, global_ocean.90x40x15,
246       hs94.cs-32x32x5, MLAdjust, offline_exf_seaice & tutorial_plume_on_slope
247      update output of exp:
248       exp4, global_ocean.90x40x15(+.dwslp), MLAdjust(all 5),
249       tutorial_plume_on_slope and hs94.cs-32x32x5 (use default rotationPeriod)
250      + ideal_2D_ocean: use default rotation period + test Global_Sum_SINGLECPU
251                       (note: output.txt generated on faulks using only 1 tile)
252    o eesupp & mdsio (SingleCpuIO):
253     - remove MISSING_TILE_IO (from MDSIO_OPTIONS.h), replaced by run-time
254       parameter "W2_useE2ioLayOut" (read from file "data.exch2").
255       Note: was not effective for globalFile & useSingleCpuIO=F; now fixed.
256     - move MDSIO_SCPU.h (pkg/mdsio) to EEBUFF_SCPU.h (eesupp/inc).
257     - fix GLOBAL_SUM_SINGLECPU when using Exch2; re-use same buffers and same
258       gather/scatter S/R as with SingleCpuIO (=> 1 less 2D global RL array).
259    o pkg/exch2:
260     - new code to set-up W2-Exch2 topology (replace matlab-topology-generator):
261       read parameter file "data.exch2" if it exists; otherwise try default regular
262       cube without blank-tile; new header file "W2_EXCH2_SIZE.h";
263     - update matlab-topology-generator (exch2_setup_cs6_print.m) to be compatible
264       with new code (not to be used, just as a backup solution).
265     - add examples (e.g., for lat-lon-cap_120) of parameter file "data.exch2"
266       in utils/exch2/input.
267    
268    checkpoint61n
269    o eesupp & mdsio (SingleCpuIO):
270      - move mapping to global io-buffer inside gather_2d/scater_2d: this save
271        memory (1 less 2D global RL array); skip 1 buffer copy; and only send/
272        receive real*4 array (instead of real*8) to read/write 32.bit files.
273        (new template for gather_2d/scater_2d, new set of S/R MDS_PASS_R4,8toRL,S
274         and remove new mapping S/R)
275    o pkg/mdsio: in preparation for topology-generator within pkg/exch2:
276      - Change declaration of SingleCpuIO buffer, reduced to only 1 dim.:
277        xyBuffer_size, which is set to W2_ioBufferSize from W2_EXCH2_PARAMS.h
278        when using exch2. Add S/R to map global io-buffer to global model array.
279      - uses exch2_global_Nx,y instead of exch2_domain_nxt,nyt.
280    
281    checkpoint61m
282    o write_utils : change WRITE_1D_R8 to WRITE_1D_RL
283      and add 3 other S/R for other types (R4,R8,RS).
284      Change calls to WRITE_0D/1D_R[4,8,S,L] to match the type of argument.
285    o eesupp/inc/CPP_EEMACROS.h (EXCH & GLOBAL_SUM/MAX macros):
286     - ensure suffix (_R4,_R8,_RS,_RL) correspondance between macro and S/R ;
287     - reduce number of macro definitions (keep only those which are used);
288       can always call directly the corrresponding S/R if needed.
289     - everywhere in the code: change macros (EXCH & GLOBAL_SUM/MAX) suffix
290       _R4/_R8 to _RS/_RL when applied to _RS/_RL variable.
291     Fixed wrong type of arg in:
292       atm2d/put_ocnvars.F cheapaml/cheapaml.F ocn_compon_interf/ocn_apply_import.F
293       ctrl/ctrl_map_ini_ecco.F seaice/seaice_do_diags.F seaice/seaice_model.F
294     To fix: global_sum of var in common block is wrong (multi-threaded) in:
295       dic/dic_atmos.F ebm/ebm_area_t.F ebm/ebm_zonalmean.F sbo/sbo_calc.F
296     To fix: aim_v23/aim_do_co2.F (BARRIER & GLOBAL_SUM within bi,bj loops)
297    o adjustment.cs-32x32x1: test "blank tiles" when compiling with mpi; 2nd
298      "nlfs" mpi test is going to stop when checking for unconnected tile egdes.
299    o eesupp/src: new S/R to stop everyone when 1 (or more) Proc. find an error
300    o pkg/exch2: new S/R EXCH2_CHECK_DEPTHS to check that unconnected tile
301      edges are closed (zero depth); might happen with "blank tiles";
302      for now, disabled if using OBCS.
303    o tools/gemake2: delete modifs from March 27-29 2009 (with option "-mpi":
304      link *_mpi files from "MODS" dir) to return to a strait-forward behavior.
305    o move read_write.F to write_utils.F ; new parameter (maxLengthPrt1D)
306      to reduce length of 1.D array print in STDOUT.
307    o adjustment.cs-32x32x1: changed to oceanic test with 1 continent
308      + use 48 tiles (16x8): this will allow to test "blank tiles".
309    o start to test MPI + multi-threaded (change testreport to skip tests
310      where number of tiles do not match).
311    o genmake2: add option "-omp" to turn on Open-MP ;
312      passed to testreport (if using -mth) ; merge few (*+mth) optfiles.
313    o pkg/exch2 (+ utils/exch2): ignore blank tiles (instead of removing them)
314      and keep the original tile numbering. Note: compatible with old
315      W2_EXCH2_TOPOLOGY.h & w2_e2setup.F topology files.
316    
317    checkpoint61l
318    o Overlaps had been forgotten in calculating ijk keys : fixed
319    o fix cyrus makedepend for gcc 4.4
320    o experiment fizhi-cs-aqualev20:
321      switching to new version of S/R GETPWHERE (#define TRY_NEW_GETPWHERE)
322      and generate new output. Note: new output is much closer to the old
323      one (v1.8) generated with pgf77 -O2 on Mar 14 2007 than it is from
324      the previous one (v1.9) generated with pgf77 -O0 on Jun 13 2007.
325    o pkg/fizhi:
326     - change to avoid indices going deliberately over array-bounds
327     - remove unnecessary MPI stuff
328     - perpetual spring equinox with "#define FIZHI_USE_FIXED_DAY"
329     - new version of S/R GETPWHERE available with #define TRY_NEW_GETPWHERE:
330       does not go over array-bounds and therefore returns reliable output.
331     - in fizhi_driver.F & fizhi_turb.F, fix "get_alarm" calls:
332       this S/R has 4 output arguments, which are used inside "get_alarm";
333       when it is called with the same variable "ndum" in place of several
334       output arguments, this produces weird side effect inside "get_alarm"
335      (e.g., datein=dates(n) is overwritten by timein=times(n) since both
336       datein & timein, resp. 2nd and 3rd arg., are pointed to the same "ndum"
337       address) and produces error.
338    o tools/gemake2: (March 27-29 2009)
339      with option "-mpi": link *_mpi files from "MODS" dir (this is what
340      testreport does).
341    o lab_sea experiment: change from 2x1 tiles to 2x2 tiles and regenerate output
342    o pkg/seaice: fix bug in new version of S/R SEAICE_LSR.F:
343       update lab_sea.lsr & lab_sea.salt_plume results
344    o pkg/seaice:
345      Major overhaul of the LSOR solver: change discretization from original
346      finite differences to finite volume. The old routine is still in the
347      file seaice_lsr.F and can be turned on with the CPP-flag
348      SEAICE_OLD_AND_BAD_DISCRETIZATION
349      Along with this change, the discretization of the strain rates is changed.
350      The same flag turns on the old discretization in seaice_calc_strainrates.F
351      All verification experiments with seaice are affected (except for
352      seaice_exf_offline); global_ocean.cs32x15/input.icedyn recovers the old
353      results by setting the above flag.
354      Further changes involve changes in defaults:
355      - ALLOW_FLOODING is defined and turned on by default
356      - SEAICEadvSnow = .true. is now the default
357      - SEAICEadvSalt = .true. is now the default
358      - SEAICEadvAge  = .true. is now the default
359      - SEAICE_clipVelocities  = .false. is now the default
360                                         (as per J. Zhang's recommendation)
361      - B-grid, and thus not tested: SEAICE_TEST_ICE_STRESS_1/EXPLICIT_SSH_SLOPE
362        is defined, SEAICE_TEST_ICE_STRESS_1 is renamed into SEAICE_BICE_STRESS
363      - seaice_growth: replace computation of UG by a simple copy from wspeed
364    
365    checkpoint61k
366    o pkg/seaice: a few bug fixes mostly concerning the metric terms:
367      seaice_lsr: fixed a few metric terms,
368                  affects lab_sea.lsr, lab_sea.salt_plume, seaice_obcs
369                  add more debugging diagnostics
370      seaice_evp: removed superfluous many metric terms of FV discretization
371                  of stress divergence
372                  affects lab_sea, lab_sea.hb87
373      seaice_ocean_stress: removed superfluous many metric terms of FV discretization
374                  of stress divergence for non-evp solver
375                  (this part is not tested anywhere)
376      seaice_calc_strainrates: fixed a bug in no-slip boundary conditions,
377                  they were effectively only half slip
378                  affects lab_sea.hb87
379      updated all relevant verification experiments (except lab_sea//output_adm.txt
380        which was left over, but fails at level 7 & 6)
381    
382    checkpoint61j
383    o pkg/seaice: turn a few hard wired parameters into run time parameters
384    o pkg/seaice/exf/monitor: turn netcdf coordinate variable T into model
385      time in seconds as promised by the usints in seaice_monitor and exf_monitor
386    o pkg/mnc: fix the coordinate variables for multi-tile curvi-linear grids
387      that are not cubed-sphere grids
388    o pkg/seaice: fix a bug for the rare case of SEAICE_VECTORIZE_LSR
389    o pkg/ctrl:
390      fix bug in ctrl_depth_ini.F (EXCH_XYZ was applied to 2-D field xx_r_low)
391    o non-hydrostatic (calc_gw.F):
392      fix viscA4 on CS-grid + fix diagnostics: Wm_Diss & Wm_Advec
393      update output of exp. global_ocean.cs32x15.viscA4
394    o remove backward compatibility for thetaMin,phiMin
395      (replaced by xgOrigin,ygOrigin on Jan 27, 2009)
396    o pkg/exf: fix a serious bug in exf_set_uv.F: do a rotation of the
397      interpolated wind field not only for curvilineargrid=.true., but also
398      for a rotated grid (rotateGrid=.true.)
399    o pkg/exf: add capability to bypass interpolation for runoff
400      by setting yet another CPP-flag
401    o eesupp/src, B-grid exchange:
402      add simple (6 tiles, non MPI) CS exch + standard interface S/R.
403    o autodiff
404      new CPP option ALLOW_TAMC_SINGLEPREC_COMLEV
405      allows to switch to single-prec common blocks;
406      corresponding switch occurs in tamc.h, integer isbyte
407      TAF store directivs "byte" and "kind" seem equivalent;
408      Most tamc.h have been updated correspondingly.
409    
410    checkpoint61i
411    o autodiff:
412      fix autodiff_sore/_restore indices for obcs
413      (spotted by I. Hoteit, M. Mazloff)
414    o pkg/autodiff, pkg/ctrl:
415      Add flag to reduce all tapelev I/O to single-prec.
416      In data.ctrl set
417        doSinglePrecTapelev = .TRUE.
418    o model/src/ini_curvilinear_grid.F, new grid-file format without EXCH2:
419      check in hack for SX8 compiler (for dxV, dyU); remove it afterwards.
420    o pkg/shelfice: fix bug with SHELFICEconserve flag, prepare for
421      real fresh water flux (not yet)
422    o pkg/mdsio & rw:
423     - add argument & option to S/R MDS_WRITEVEC_LOC (avoid Open/Close & write-meta)
424     - add simple interface S/R to MDS_WRITEVEC_LOC in pkg/rw: WRITE_GLVEC_RX.
425    o pkg/flt:
426     - replace FLT_INIT by 3-steps standard initialization S/R: readparms,
427       init_fixed & ini_varia.
428     - clean-up & simplify linear interpolation S/R:
429       move flt_bilinear.F -> flt_interp_linear.F ; add arg. myThid.
430     - fix some indices (mainly vertical index) ; add IMPLICIT NONE.
431     - more efficient I/O, using new options of MDS_WRITEVEC_LOC S/R.
432     - add vert. coordinate & horiz. indices to output files.
433     - change vertical position in initial condition, from index to depth [m].
434     - store horizontal (decimal) indices i,j in common block (instead of coord. x,y)
435       (easier to get to a curvilinear grid) ; delX,delY no longer used.
436    o pkg/ggl90: a few modifications:
437     - fix bottom boundary condition, and interpolation of KappaE
438       near top and bottom
439     - use same set of viscosity/diffusivity for TKE/momnetum/tracer
440     - add smoothing option as in Blanke and Delecluse (1993) (--> ALLOW_GGL90_SMOOTH)
441     - add a few options for mixing-length upper limit (--> mxlMaxFlag)  
442    o rename thetaMin,phiMin -> xgOrigin,ygOrigin
443      (maintain temporary backward compatibility, until next checkpoint)
444    
445    checkpoint61h
446    o pkg/diagnostics with "periodic averaging diagnostics":
447      fix S/R DIAGNOSTICS_COUNT ; hack diagnostics_out.F to get NetCDF output.
448    o pkg/my82: add missing "_d 0" ; update output of exp. vermix.my82
449    o pkg/obcs: fix loop ranges for balancing code
450    o pkg/flt:
451     - improve criteria for finding which tile owns a float.
452     - fix FLT_EXCH for case without MPI ; apply cyclic BC + fix also the MPI case.
453    o Add well-mixed CO2 box in aim_v23 (which includes changes in pkg
454      aim_compon_interf, ocn_compon_interf, gchem, and dic to get coupling
455      with ocean biogeo)
456    o pkg/flt:
457     - do some cleaning and fix the restart ;
458     - add output.txt in flt_example/results to get this pkg tested.
459    o genmake2: add an EXTENDED_SRC option and flag.
460       for now, cannot be turned on on command line (only through genmake_local)
461    o pkg/mdsio: read/write vector:
462     - singleCpuIO: fix RL/RS in MDSWRITEVECTOR by calling new S/R MDS_BUFFERtoRL/RS
463     - singleCpuIO=F: fix arrType & filePrec & _BYTESWAPIO in both MDSREADVECTOR
464       & MDSWRITEVECTOR by calling new S/R MDS_RD/WR_VEC_RL/RS.
465     - affects gradient of test-exp "bottom_ctrl_5x5" (not due to _BYTESWAPIO)
466      (drop to 4 digits matching for grad). But this test does not look very
467      reliable (was already failling on eddy, fc5, at 6.digits). Update output.
468    
469    checkpoint61g
470    o pkg/flt:
471      - move FLT_CPPOPTIONS.h to FLT_OPTIONS.h (standard name)
472       + make OPTIONS file more standard.
473      - rename S/R MDSREADVECTOR_FLT to FLT_MDSREADVECTOR (to mach src file name)
474      - fix _BYTESWAPIO CPP-Flag
475      - standard reading of file-parameter "data.flt"
476      - fix argument list of S/R FLT_RESTART
477      still need to fix _BYTESWAPIO in pkg/mdsio/mdsio_writevector.F
478    o pkg/obcs: fix a CPP-flag, bug reported by Jeff Blundell
479    o gather_2d.F/scatter_2d.F: suppress vectorisation on NEC SX in respond to
480      a still unfixed compiler/optimization bug
481    
482    checkpoint61f
483    o pkg/seaice, LSR solver: fix bug in GLOBAL_MAX calls ;
484      update results of global_ocean.cs32x15.icedyn test.
485    o move getcon.F from model/src to pkg/fizhi.
486    o pkg/exf: add parameter for extrapolation of temp up to the surface
487       and option to prevent negative evap (in bulk_largeyeager04 only).
488    o Prather Advection scheme: fix tracer conservation for divergent flow
489      (e.g., when using NonLin Free-Surface).
490    o kpp: retire KPPmld diagnostics --> use MXLDEPTH instead
491    o gmredi (Visbeck-variable-K):
492     - add more parameters to Visbeck-variable-K.
493     - use a 5 points average for dSigmaR in Visbeck-K calculation
494       (more "homogenous": same stencil and same weights as in dSigmaH)
495     - update output of ideal_2D_oce experiment.
496    o fix CPP-flag REAL4_IS_SLOW, when _RS expands into real*4
497      (#undef REAL4_IS_SLOW)
498     - pkg/mnc/mnc_cw_cvars.F: write _RS-grid variable as netcdf-real*4
499       coordinate variable
500     - pkg/monitor/monitor.F: call mon_printstats_rs for _RS variables
501       (surface forcing fields), removes some of the functionality
502     - model/src/write_grid.F: write _RS variables as RS-netcdf variables
503     - model/src/diags_oceanic_surf_flux.F: fix a few diagnostics, but
504       probably not all: copy _RS surface flux fields to RL field before
505       calling DIAGNOSTICS_FILL
506     - model/inc/CPP_EEMACROS.h: make the _EXCH_*_RS macros expand into
507       real*4 (CALL EXCH_*_RS) versions.
508     - tested in 2 experiments: inverted_barometer & solid-body.cs-32x32x1
509       (generate new output).
510    
511    checkpoint61e
512    o gmredi (Visbeck-variable-K):
513      - fix the "OLD_VISBECK_CALC" option + move the #undef to GMREDI_OPTIONS.h
514      - change computation of Visbeck-K where Slope > Smax :        
515        now: N*min(Slope,Smax) (similar to OLD_VISBECK_CALC with gkw91 taperFct)
516        previously was: M*sqrt(min(Slope,Smax)) ; update ideal_2D_oce output.
517    o bottom-drag in P-coord.: change units of bottomDragLinear & bottomDragQuadratic
518      to be the same as with Z-coord. (i.e., m/s & no-units respectively).
519    o calc_viscosity: fix index range (was wrong for CD-Scheme & explicit Visc)
520    o pkg gmredi, linear & fm07 tapering: put an upper limit on Slope^2 so that Kwz
521      does not become too large (to avoid precision problems in implicit-diffusion
522      solver); update ideal_2D_oce output.
523    o pkg ggl90:
524      - in ggl90_cal.F: compute only one set of visc/diff, used to
525        step forward TKE/T/S/momentum
526      - default value of GGL90viscMax/GGL90diffMax larger and equal (to
527        have Prandlt =1)
528    o gmredi (fm07):
529      - add lower limit on Transition layer thickness + lower limit on 1/lambda
530      - allow to set few more params from data.gmredi
531    o pkg ggl90:
532          - add missing sqrt(2) factor in computation of mixing length
533            scale in ggl90_calc.F
534            (see Eq. (2.35) in Blanke and Delecluse, JPO, 1993)
535    
536    checkpoint61d
537    o adjoint modifs
538      - adapt to new field rhoInSitu
539      - allow to revert from StoreDynVars2D, StoreDynVars3D
540        to individual fields
541        (switches AUTODIFF_USE_OLDSTORE_2D, AUTODIFF_USE_OLDSTORE_3D)
542    o store 3-D (in-situ) density in commom block (DYNVARS.h)
543     - save 1 rho computation.
544     - no longer modify T & S inland when using down_slope pkg.
545    o gad_som : allow to switch to SOM advection for T & S without corresponding
546      pickup files (using new S/R: MDS_CHECK4FILE).
547    o keep removing _BEGIN/_END_MASTER between MDSIO S/R call
548      (for useSingleCpuIO to work in multi-threaded)
549    o pkg/shelfice:
550     - disentangle parameters: retire shelfIceFile in data/PARM05 and substitute
551       with SHELFICEtopoFile in data.shelfice
552     - move code for reading ice shelf topography and modifying hFacC into separate
553       subroutines of the shelfice package
554     - separate initialisation of "fixed" and "variable" variables
555     - kTopC is not (yet) replaced by kSurfC, although this is possible
556    o fix broken diagnostic SIatmFW and changed the units from m/s to kg/m^2/s
557    o add initialisation of deepFac if using Pcoords (new S/R set_grid_factors)
558      and rename:
559      ini_phiref.F          --> set_ref_state.F  (+ set anelastic factors)
560      ini_reference_state.F --> load_ref_files.F (- set anelastic factors)
561    o change FIND_RHO_SCALAR : return rho (instead of rho - rhoConst)
562    
563    checkpoint61c
564    o add option ALLOW_ADDFLUID and run-time selector "selectAddFluid"
565      to add mass source/sink of fluid in the interior (3-D generalisation
566      of oceanic real-fresh water flux).
567    o pkg/monitor: fix recip_dr argument in mon_advcflw2 call (-> advcfl_W_hf_max)
568    o vermix test experiment: switch from LINEAR EOS to MDJWF (not tested before)
569    o new pkg: down_slope
570      density-driven downsloping flow parameterisation (Tellus, 1999, 412-430).
571      - presently, modify T & S inland (dwnslp_calc_rho.F).
572        can be avoided if rho was stored in common bloc and used in calc_phi_hyd.
573      - implementation for ocean in P-coords not tested.
574      - add secondary test to global_ocean.90x40x15 (input.dwnslp) to check this pkg.
575    o move kSurfC,kSurfW & kSurfS from SURFACE.h to GRID.h (next to kLowC)
576      (to facilitate conversion of oceanic pkg to p-coordinate).
577    o change FIND_RHO to FIND_RHO_2D :
578      pass arguments tFld & sFld as local (tile) 2D-arrays ; +fix EOS_CHECK.
579    o new pkg: cheapaml
580    
581    checkpoint61b
582    o exch2:
583      change index bounds in rx2_cube exchanges (new S/R: EXCH2_GET_UV_BOUNDS)
584      - no longer depend on the order sequence (N,S,E,W).
585      - 3rd exchange no longer needed (tested with 24 tiles).
586      - same modif to hand-written adjoint S/R (global_ocean.cs32x15: zero diff)
587      - exch_UV_A-grid readily available (but not yet tested).
588      comment out 3rd exch call and remove copy of V to U at SE & NE face-corners
589      (both are no longer needed) in exch_uv: no effect in forward run; but
590       get truncation error differences with adjoint exch.
591    o exch2:
592     - change index-bounds storage (moved from target to local tile,
593       more intuitive this way) ; rename/remove some variables.
594     - change utils/exch2/matlab-topology-generator & code_mods accordingly.
595    
596    checkpoint61a
597    o exch2/matlab-topology-generator:
598      fix bug in index bounds for N-S internal exchange (hard to tell if this
599      had any effect on the solution).
600    o pkg/mnc: small fix in mnc_handle_err: make sure that length of msgbuf
601      is exceeded
602    o testreport: modify syntax of awk, so that it works also with
603      awk, and not only with nawk and gawk
604    
605    checkpoint61
606    o autodiff
607      Change default for TAF usage by removing argument '-nonew_arg'
608      This changes TAF subroutine argument list (ordering of active var.)
609      Omission of this flag leads to incompatibility w.r.t. TAMC
610      To restore TAMC-compatibility, need following modifs:
611      * use adoptfile tools/adjoint_options/adjoint_tamc_compatibility
612      * use CPP option #define AUTODIFF_TAMC_COMPATIBILITY
613      Tested TAF version is 1.9.22
614      N.B.: exch2 hand-written adjoint code currently not TAMC compatible
615    
616    checkpoint60
617    --->>> This is the last checkpoint for which generating the adjoint
618    --->>> is done via the TAMC-compatibility TAF-flag "-nonewarg"
619    --->>> by default.
620    --->>> Future checkpoints will ommit this flag by default.
621    o pkg/generic_advdiff, os7mp: simplify and avoid division by zero.
622    o pkg/grdchk: Add gradient check to etan0 perturbations.
623    o pkg/exf: read ice area from file (#ifdef ALLOW_ICE_AREAMASK).
624    o pkg/autodiff: more flexibility in zeroadj.
625      model/src: modifying do_oceanic_phys.F accordingly.
626    o pkg/ctrl: Bounds for (kapgm,kapredi,eddypsi) parameter estimation.
627    o model/src and pkg/gmredi: GMREDI_WITH_STABLE_ADJOINT CPP option
628      special setup of gmredi for which the adjoint is stable
629      enough for parameter optimization.
630    o bridging the gap between eddy stress and GM.
631      -> eddyTau is replaced with eddyPsi (eddyTau = f x rho0 x eddyPsi)
632          along with a change in CPP option (now ALLOW_EDDYPSI).
633      -> when using GM w/ GM_AdvForm:
634          The total eddy streamfunction (Psi = eddyPsi + K x Slope)
635          is applied either in the tracer Eq. or in momentum Eq.
636          depending on data.gmredi (intro. GM_InMomAsStress).
637      -> ALLOW_EDDYPSI_CONTROL for estimation purpose.
638      The key modifications are in model/src/taueddy_external_forcing.F
639      pkg/gmredi/gmredi_calc_*F pkg/gmredi/gmredi_*transport.F
640    
641    checkpoint59r
642    o new S/R (pkg/mdsio/mdsio_facef_read.F) reading of sNx+1 x sNy+1 array
643      from per-face file (take S/R READSYMTILE_RS out of ini_curvilinear_grid.F);
644      fix option to read coriolis(@ cell-corner) from files with CS-grid.
645    o pkg/mnc: add some attributes to standard 1D-coordinate variables
646    o pkg/diagnostics: enforce missing_value attribute for scalar variables at
647      mass points, when using mnc for output
648      - add runtime parameter (missing_value, missing_value_int) to override
649        default (which is the value of getcon('UNDEF'))
650    o pkg/mnc: prepare mnc for the actual use of missing values with the
651      diagnostics package: small fix in mnc_cw_readwrite.template and more
652      initialisation of never used fields
653      - replace mnc_common.h and mnc_id_header.h with corresponding upper case
654      versions
655    o pkg/thsice/thsice_ini_vars.F added default initial values so that
656      thermodynamics sea ice solver does not blow up when some initial fields
657      are missing.
658    o move from external_forcing_surf.F to ini_forcing.F
659      the p-coord. hack consisting in using pLoad to set phi0surf ;
660      update output of tutorial_global_oce_in_p (affected @ truncation level).
661    o Freshen up a bit hs94.1x64x5, notably:
662      remove rotationPeriod and tRef=5*0. (adjoint only), and add
663      exactConserv=.TRUE.
664    o pkg/generic_advdiff:
665      change option GAD_ALLOW_SOM_ADVECT to GAD_ALLOW_TS_SOM_ADV which only
666      applies to files where Temperature & Salinity 2nd Order moments are used.
667    o pkg/ptracers: add second-order moment advection schemes (80 and 81);
668      this uses a dynamically allocated internal state data structure
669      (#define PTRACERS_ALLOW_DYN_STATE in PTRACERS_OPTIONS.h)
670      and requires a fortran 90 compiler
671    
672    checkpoint59q
673    o pkg/mom_vecinv: Add energy & enstrophy conserving scheme (selectVortScheme=3)
674       (from Sadourny, described by Burridge & Haseler, ECMWF Rep.4, 1977)
675    o Refresh tutorial_global_oce_biogeo, notably:
676      - change bathymetry (put back seamounts in ACC, use hFacs)
677      - change EOS (POLY3 --> JMD95Z)
678      - use Bryan-Lewis vertical diffusivity
679      - use multidimensional advection
680      - remove old virtual virtual in dic pkg, now done through ptracer pkg
681      - change a couple of parameters in dic pkg
682    o pkg/ctrl: change formula in adctrl_bound.F and add a parameter to ctrl_map_ini_gen.F
683    o pkg/obcs: change default to OBCSfixTopo = .true.,
684      - set OBCSfixTopo=.false. in exp4/input/data.obcs to reproduce old result
685      - replace "debugMode" with "debugLevel .GE. debLevB"
686    o implementation of TAF directives for gchem,cfc,dic
687    o remove "exp5" (replaced by tutorial_deep_convection).
688    o pkg/obcs: add code to fix topography gradients normal to open boundaries;
689      this requires computing the index fields OB_Jn/Js/Ie/Iw in obcs_readparms;
690      the code can be turned on by setting OBCSfixTopo = .true. in data.obcs
691      --> changes results in exp4, seaice_obcs
692    o tutorial_deep_convection :
693      update the set-up and increase resolution and domain size ; start
694      from pseudo initial conditions = output at t=120mn in order to see
695      something happening when running testreport.
696    o pkg/seaice: add os7mp as an advection scheme
697                  add check for advection schemes
698                  add a flag for restoring T and S underneath sea ice
699    o pkg/my82: add netcdf-support and diagnostics
700    o thsice pkg:
701      - Now hsMax limits snow height by turning it into ice following
702        flooding scheme (and now conserving energy)
703      - Slight rewriting of the formula in thsice_calc_thick.F
704      - Parameter rhowi eliminated to be replaced by floodFac = (rhosw-rhoi)/rhos
705      --> changes results of global_ocean.cs32x15.icedyn and global_ocean.cs32x15.thsice
706    
707    checkpoint59p
708    o gchem / dic / cfc :
709      - add useDIC, useCFC , read from "data.gchem" (& hold in GCHEM.h);
710      - add new parameter files: "data.dic" & "data.cfc" ;
711      - various re-arrangement in initialisation & header file ;
712      - fix tutorial_global_oce_biogeo for multi-threaded test.
713    o pkg/dic: test for "pickup_dic" file when restarting ;
714      if no pickup-file, can restart with a re-initialised pH (same as it did
715      before) providing pickupStrictlyMatch is set to False.
716    o change argument list of S/R PTRACERS_WRITE_PICKUP & MYPACKAGE_WRITE_PICKUP
717      + fix call to S/R GGL90_WRITE_PICKUP & DIC_WRITE_PICKUP
718    o add a "warning" (to Error msg file) when an Active Tracer is not using AB-2
719      and staggerTimeStep is off (needed for stability of Internal-wave dynamics).
720    o move out of PARAMS.h & data the last pieces of old-ptracer code: tauTr1ClimRelax,
721     & lambdaTr1ClimRelax ; put those 2 params in PTRACERS_PARAMS.h & data.ptracers
722       (note: not clear to me what lambdaTr1ClimRelax is still used for ...)
723    o pkg/mom_vecinv: - new parameter "selectVortScheme" to select which
724       scheme to use for vorticty-term ;
725     - compute upwindVorticity=T case within mom_vi_u/v_coriolis_c4.F
726       (with default selectVortScheme, return to original discretisation)
727     - remove weird combination (e.g.: upwindVorticity & highOrderVorticity)
728    o pkg/seaice: add a line to the summary to indicate grid type (B/C)
729    o in mom_calc_visc, fix average value of viscAh_W & viscA4_W next to the
730      bottom ; only used with variable horizontal viscosity and non-hydrostatic.
731      also fix diagnostics VISCAHW & VISCA4W.
732    
733    checkpoint59o
734    o dome/code/obcs_calc.F: avoid division by zero (detected using gfortran).
735    o change the loop ordering in most gad_*_adv_x.F to improve vectorization:
736      move a few statemens out the main loop into separate loops
737    o pkg/shelfice:
738      - sort out freshwater flux; convert freshwater fluxes to mass fluxes
739        (kg/m^2/s), does not break tests, because in verification/isomip,
740        rhoConstFresh=rhoConst (by accident)
741      - rearrange computation of tLoc, sLoc, pLoc to make code more efficient
742      - move S/R find_rho_scalar, pkg/ecco/sw_ptmp.F, pkg/ecco/sw_adtg.F into
743        new file model/src/seawater.F, so that they are available for all pkgs.
744      - convert potential temperature into in-situ temperature. This changes the
745        isomip tests => update tests
746    o add a flag writePickupAtEnd (default=true) to be able to suppress
747      writing a pickup at the last timestep
748    o tools/mpack-1.6 :
749      - disable automake (not working) and autoconf (not needed).
750      - update to version 1.6.4 which fix MD5 code on some 64 bits platforms
751        also cleaner with much less compilation warnings.
752    o pkg/profiles:
753      rename profiles_interp_mean_genericgrid as profiles_interp_mean_gg
754      (for "less than 32 characters name" compiler requirement)
755    o pkg/obcs and pkg/exf: added capability to specify seaice open boundary
756      conditions that have a different sampling frequency than S/T/U/V obcs
757    o pkg/diagnostics (stats-diags):
758      - fix global Min/Max in case 1 processor get only empty tiles
759    o genmake2: replace (4 times)
760         make genmake_tc_1.o >> genmake_warnings 2>&1
761      with
762         COMM="$CC $CFLAGS -c genmake_tc_1.c"
763         echo $COMM >> genmake_warnings
764         $COMM >> genmake_warnings 2>&1
765      to make genmake2 always see the value of CC as specified in the optfile.
766    o generic_advdiff: - prather advection scheme (SOM) coded for CS-grid.
767      - add diagnostics for 1srt & 2nd Order moments and sub-grid variance.
768      - modify verification advect_cs test to test SOM-advection on CS-grid.
769    o pkg/ctrl:
770      - Rewrite of ctrl_map_ini_ecco.F,
771        introducing a generic routine (ctrl_map_ini_gen.F).
772      - Modification of ctrl_bound/adctrl_bound handling control vector bounds.
773    
774    checkpoint59n
775    o pkg/diagnostics: for large number of diagnostics, store diagnostic mate
776      number in dedicate array "hdiag":
777      - new version of S/R DIAGNOSTICS_ADD2LIST : DIAGNOSTICS_ADDTOLIST
778        with 1 more argument (mate number); modify old version DIAGNOSTICS_ADD2LIST.
779      - many small changes (integer format) for large number of diagnostics
780      - start to use DIAGNOSTICS_ADDTOLIST (necessary for diagnostics with
781        a counter mate) in pkg diagnostics, ptracers, thsice & aim_v23.
782    o add parameter rotateGrid and Euler angles EulerPhi/Theta/Psi. For
783      usingSphericalGrid, this allows to define the rotated grid coordinates
784      via phiMin/thetaMin/dxSpacing/dySpacing, etc., but then re-compute the
785      geographical coordinates according to the inverse of the rotation defined
786      by the Euler angles, so that Coriolis parameter and online-interpolation by
787      exf works with the geographical coordinates on XC/YC/XG/YG.
788      Naturally, this feature does not work with all packages, so some
789      combinations are prohibited in config_summary (flt, flt_zonal, ecco,
790      profiles), because there the coordinates are assumed to be regular
791      spherical grid coordinates.
792    o pkg/gmredi,ctrl,ecco,autodiff,grdchk and model/src,inc:
793      - introduce isopycnal diffusion coefficient control.
794    o tools/adjoint_options:
795      - additional control vector components.
796    o pkg/mnc: have mnc create marginally meaning full coordinate variables
797      (that is the grid indices) if usingCurvilinearGrid and NOT EXCH2
798    o pkg/mypackage:
799      - add example of read/write pickup for state-var ;
800      - add entry points to the main code for state-vars diags & write-pickup.
801    o pkg/exf: rewrite of exf_getffieldrec.F to properly deal with year
802      transitions for useExfYearlyFields
803      - add new subroutine that determines the file to read from for
804        use*YearlyFields = .TRUE. and .FALSE.
805      - add a verification experiment to global_with_exf that tests
806        useExfYearlyFields with USE_EXF_INTERPOLATION defined
807    o pkg/obcs/exf: add useOBCSYearlyFields (=.FALSE.) to obcs with exf in
808      analogy to useExfYearlyFields; rearrange obcs_prescribe_read: two new
809      subroutines (which could be generated from a template, because they are
810      almost identical), for now they are included in obcs_prescribe_read.F for
811      simplicity
812    o pkg/exf:
813      - add a little more diagnostic to exf_interp_read (in analogy to
814        mds_read_field, can be turned off with debugLevel < debugLevA=1)
815      - improve vectorizability of exf_interp for TARGET_NEC_SX, makes code
816        ugly but fast by unrolling short inner loops, inserting a unroll=8
817        directive in routine lagran, and splitting a loop and making do while the
818        outermost loop (the latter requires the intoduction of index arrays)
819    o pkg/obcs: replace obcs_apply_area/heff/hsalt/hsnow with obcs_apply_seaice
820    o pkg/seaice: moved DIFFERENT_MULTIPLE from seaice_model to seaice_dynsolver
821      http://forge.csail.mit.edu/pipermail/mitgcm-devel/2008-January/003173.html
822    o verification/seaice_obcs: updated for restart test and latest options
823    o pkg/seaice: add a new flag SEAICEuseTEM to use a slightly different
824      ice rheology (so-called truncated ellipse, that gets rid of tensile stress);
825      for now this is only available for the C-grid code and also within
826      #ifdef SEAICE_ALLOW_TEM, because this option may slow down the EVP code
827    
828    checkpoint59m
829    o pkg/seaice: use different time constant for melting (SEAICE_gamma_t)
830      and freezing (SEAICE_gamma_t_frz) ice due to mixed layer temperature
831    o gad_som : fix flux output (& diagnostics) to have same units as other  
832      advection scheme fluxes (was previously multiplied by deltaT).  
833    o added verification/seaice_obcs both to test seaice open boundaries
834      and to provide an example matlab scrpt for generating them
835    o added verification/lab_sea/input.salt_plume for testing pkg/salt_plume
836    o pkg/salt_plume: clean up salt_plume_frac.F to
837      remove redundancy in PlumeMethod 1 and 4
838    o pkg/kpp: added saltplume diagnostics
839    o pkg/obcs and pkg/seaice:
840      - do not set uice and vice to zero when OB*icefile are unspecified
841      - OBCS_SEAICE_AVOID_CONVERGENCE is undefined by default
842      - moved seaice tracer obcs after call to seaice_growth
843    o pkg/salt_plume: added various options for salt plume depth
844      criterion and for vertical distribution of the salt
845    
846    checkpoint59l
847    o pkg/ptracers: new version of ptracers pickup:
848      read meta file and write only fields which are needed to restart.
849      ( same logic as main pickup file ; also using pickupStrictlyMatch )
850    o pkg/seaice:
851      - add timescale for melting due to warm mixed layer as a means of
852        setting SEAICE_availHeatFrac more conveniently
853      - add a CPP-flag/runtime parameter check for flooding algorithm
854      - reformulated availHeat in seaice_growth.F to be independent of AREA
855    o change units attribute of EmPmR netcdf variables to kg/m^2/s to reflect recent
856      unit changes
857    o pkg/obcs: added OBCS_SEAICE_AVOID_CONVERGENCE constraint
858    o cg2d.F: add 3 compiler directives that speed up this routine by 30% on a NEC
859      SX vector computer.
860    o pkg/seaice:
861      - removed SEAICE_FFIELDS.h and seaice_get_forcing.F
862        seaice forcing fields can now be read only through pkg/exf
863      - removed some unused halos
864    o no longer write pickup from THE_MODEL_MAIN but always from FORWARD_STEP
865    o pkg/exf: added useRelativeWind EXF_PARAM.h option for subtracting U/VVEL
866      or U/VICE from U/VWIND before computing U/VSTRESS
867    
868    checkpoint59k
869    o pkg/seaice: ICE2WATR=SEAICE_rhoIce/rhoConst for consistency between
870      dynamics and thermodynamics. Set ICE2WATR=0.92 to reproduce older results.
871    o fix un-initialised variable problem (in mom_vecinv & shap_filt):
872      all experiments pass when compile with un-initialised var. checking option.
873    o added pkg/salt_plume
874    o script to test restart (for now, in MITgcm_contrib/jmc_script)
875    o pkg/seaice: new read/write pickup version.
876      read meta file and write only fields which are needed to restart.
877      ( same logic as main pickup file ; also using pickupStrictlyMatch )
878    o pkg/seaice: fix bug in seaice_ocean_stress (call of seaice_calc_strainrates)
879    o lab_sea.hb87: modify the domain & update output.hb87.txt :
880      lat-long grid & no-slip BC in seaice-dynamics produce different sigma12
881      at j=1 & j=Ny+1 : this case is not treated correctly in the restart
882      process. Fixed here by closing the domain at the Northern boundary.
883    o pkg/rw: cleaning-up: call directly new MDSIO S/R MDS_READ/WRITE_FIELD.
884    o pkg/mdsio: add new arguments to MDS_READ/WRITE_FIELD for reading/writing
885      a set of consecutive levels in/from a 3-D array.
886    o pkg/ptracers:
887      use a 2 characters string ioLabel to identify tracer (if more than 99 tracers).
888      to-do: fix pkg/diagnostics when large number of diagnostics are defined.
889    
890    checkpoint59j
891    o in pkgs: dic, obcs, offline, rbcs:
892      standard way to compute coeff. for time interpolation between 2 time reccords
893      which retains full precision (& make results less dependent on compiler).
894      update output of exp: tutorial_cfc_offline & tutorial_global_oce_biogeo.
895    o pkg/cfc: if compiled with exf and seaice, cfc now can use fields from those
896      packages instead of reading ice cover and wind speed separately
897    o split PTRACERS.h in 2 header files: PTRACERS_FIELDS.h & PTRACERS_PARAMS.h
898     (keep a temporary version of PTRACERS.h in verification/OpenAD/code_ad_openad
899      to allow to compile customized code before the update)
900    o cleaning-up:
901      - fix CPP instruction syntax in pkg/obcs
902      - replace (some) call to MDSIO S/R with call to RW interface S/R ; and
903        add #ifdef ALLOW_MDSIO elsewhere (allows to compile without pkg/mdsio)
904      - fix some threads issue in IO parts.
905    o pkg/dic:
906      - add tons of "_d 0" (--> much better testreports !)
907       and then update outputs of tutorial_global_oce_biogeo
908    o pkg/mom_fluxform:
909      add a special version of momentum advection intended to conserve momentum
910      next to a bathymetry step or a coastline edge. (default = off = #undef)
911    o new read/write pickup version:
912      - for now, only implemented for main (mdsio) pickup file.
913      - write out only what is needed to restart; merge pickup_nh , pickup_ph
914        and main pickup together.
915      - read meta file; read only what is needed to restart; stop if a field
916        is missing (if pickupStrictlyMatch=T, = the default) or try to restart
917        if it make sense (even if the restart is not perfect).
918      - if no meta file, assume that pickup to read corresponds exactly to
919        a pickup that would currently be written.
920      - read pickup written in the old format (until checkpoint59i) if it
921        recognizes an old meta file (no field-list).
922      - add a meta file in exp. which starts from a pickup: 2 cases:
923        a) minimal meta file (with just file precision) + pickupStrictlyMatch=F
924         e.g.: global_ocean.90x40x15/input/pickup.0000036000.meta
925        b) a meta file describing the content of the associated pickup file
926         e.g.: tutorial_global_oce_biogeo/input/pickup.0004248000.meta
927    o pkg/mdsio & pkg/rw:
928      - new routine to read a meta file ; new set of routine to read
929        Multiple-fields file (with meta file).
930    o added open boundary conditions capability for seaice
931        HSNOW, HSALT, UICE, and VICE
932    
933    checkpoint59i
934    o adjoint:
935      * fix multiDimAdvection adjoint
936        (partial recomputation problem by TAF for fVerT(:,:,kDown)
937        and comlev1 size definition (maxpass vs. max. number of tracers)
938      * verification/global_ocean.90x45x15 adjoint now tests
939        NLFS and multiDimAdvection using DST3 (=30)
940      * verification/lab_sea now tests multiDimAdvection using DST3 (=30)
941    o pkg/kpp: add "_d 0" to real constant (if missing);
942      update output of exp: natl_box (10.digits); vermix (std, 7.digits)
943      and lab_sea, 3.FW (only 6,4,6 digits match) & AD (8.digits).
944    o prepare for "clever pickup" implementation: add new header file "RESTART.h"
945      for internal parameters related to restart process (formerly from PARAMS.h)
946      and add startAB parameter to argument list of S/R ADAMS_BASHFORTH2.
947    o more standard interface to {PKG}_WRITE_PICKUP with pickup suffix passed
948      as argument. (only atm2d & obcs write_pickup have not yet been updated)
949    o pkg/monitor:
950      - use GLOBAL_SUM_TILE instead of _GLOBAL_SUM
951      - fix mon_stats_rs (statistics over the full domain, even where field is zero)
952      - account for deep Atmosphere factor and density factor (anelastic)
953    o added open boundary conditions capability for seaice HEFF and AREA
954    o pkg/shelfice: add option for convservative form of Hellmer&Olbers (1989)
955      thermodynamics
956      - requires a little reorganization, which affects the testreport results
957        of isomip.htd (only 7 digits of cg2d agree) => update/modify experiment,
958        so that now the conservative form is tested
959      - add a few comments
960    o add missing cvs Header: or Name: in eesupp/*, pkg/* & verification/code*
961    o add a little bit of code to gad_os7mp_adv_?.F to help vectorization
962    o add new diagnostics to seaice: advective, diffusive fluxes (only for
963      multidim-advection, for scheme 2 they are not filled) and transports,
964      thermodynamic growth rates
965    o change units of EmPmR (inside the code, + within coupling interface)
966      from m/s to kg/m2/s (mass flux) but leave input file unchanged.
967      Affects results @ truncation level (cg2d match) and update output of
968       experiments: lab_sea(6), global_ocean.90x40x15(10),
969      global_ocean.cs32x15(11x3,10), natl_box(11), tutorial_global_oce_latlon(11)
970      + adjoint results: global_ocean_ebm(11) and lab_sea (12).
971      Coupled set-up: allow to restart from previous pickups (cpl_oldPickup=T).
972      Next: will retire convertEmP2rUnit (simply using mass2rUnit instead).
973    
974    checkpoint59h
975    o pkg/exf:
976      - improve vectorization by moving if-statement out of loops in
977        exf_mapfields, exf_radiation
978      - exf_bulkformulae.F: introduce 2D fields and vectorize code
979    o pkg/kpp: added the salt plume scheme (ALLOW_SALT_PLUME) to KPP package
980    o testreport:
981      - allow to test for Qnet & SeaIce monitor output; clean-up ALLOW_BULK_OFFLINE
982        monitor & update offline_exf_seaice exp. output.
983      - AD testing: pass/FAIL according to Grad. output accuracy (instead of Cost)
984    o pkg/seaice:
985      - bug fix in the evp solver: boundary conditions were affected be
986        masking of zMax/zMin (changes results)
987      - minor bug fix in boundary conditions in seaice_calc_strainrates
988        (changes results for no_slip)
989      - seaice_lsr.F: make interpolation of eta dependent on boundaries
990      - replace hardcoded lower limit for zeta (zMin) by runtime parameter
991      - add a test to lab_sea, that tests the Hibler and Bryan (1987) ocean
992        stress formulation and no-slip boundary conditions
993    o pkg/ptracers: Temporary fix for PTRACERS_useGMRedi & PTRACERS_useKPP
994      in gad_calc_rhs.F ; add few safety stops in initialisation phase.
995    o pkg/seaice: a first HSALT time stepping equation has been checked in
996    o pkg/seaice: replaced maskW with seaiceMaskU and maskS with seaiceMaskV
997      in seaice_lsr.F; this solves the pkg/seaice-pkg/obcs problem
998      without requiring DO-IF statements
999    o pkg/thsice:
1000      use continuous power-law function for partition of energy between lateral
1001      melting/freezing and thinning/thickening ; old code using step function
1002      still available with #undef THSICE_FRACEN_POWERLAW
1003      update output of exp: aim.5l_cs.thSI, global_ocean.cs32x15.icedyn & .thsice
1004    o testreport: change AD testing : check against results/output_adm.txt
1005      using same scripts as for forward test.
1006    
1007    checkpoint59g
1008    o adjoint testing: in preparation for changing testreport:
1009      - output format: cost and grad written on separated lines
1010      - ad output results in directory "results" (instead of "results_ad")
1011    o pkg/seaice: adding ice salinity HSALT as a prognostic variable
1012    o pkg/seaice: changes for using pkg/seaice with pkg/obcs
1013    o pkg/ecco: allow user defined cost function contributions
1014    o testreport:
1015      Allow to choose (per experiment) the list of tested output variables
1016       and the main variable (used to issue a pass/FAIL ) ;
1017      - for now, done by adding the specific list in file: [exp]/input/tr_checklist
1018      - default is unchanged: >cg2d< , (T,S,U,V,5 tracers)_[min,max,mean,StD] ;
1019      Also modify printing of summary:
1020       a) ">" NN "<" indicates the "main" variable (used for pass/FAIL)
1021       b) echo the list of tested variables in the individual summary.txt of
1022          each experiment.
1023    o new S/R GLOBAL_SUM_TILE to compute global sum independently of number of
1024      threads and number of processes (with #define GLOBAL_SUM_SEND_RECV)
1025      (but still depend on the tile decompostion of the domain).
1026    o pkg/seaice: change a discretization detail to make the B-grid code
1027      "more symmetric". This change is likely to remove all "ridges/leads" that
1028      where quasi-aligned with the grid in B-grid solutions. It may also be
1029      the solution to the stress coupling issues with the B-grid.
1030    o each tested exp: add a "run" directory with a standard ".cvsignore" file ;
1031      remove .cvsignore from input dir. (since testreport no longer run here).
1032    o pkg/thsice:
1033     - cleaning: move common block out of "THSICE_2DYN.h" (removed) to "THSICE_VARS.h"
1034     - fix reshaping of sea-ice just after advection:
1035       melt all the ice only if ice-volume is too small.
1036     - re-visit lateral/thinning repartition of melting (modifs from May 04, 2007):
1037       prevent lateral melting if sea-ice fraction is too close to iceMaskMin ;
1038     and update experiment global_ocean.cs32x15.icedyn (+start from pickup files).
1039    o external_forcing_surf : extend the use of salt_EvPrRn & temp_EvPrRn (fresh-water
1040      tracer content) to linFS or no RealFreshWaterFlux ; default remains unchanged.
1041    o define mass2rUnit & rUnit2mass as units conversion factor, used for surface
1042      forcing. mass2rUnit: from mass per unit area [kg/m2] to r-coordinate unit
1043      (z-coord: =1/rhoConst ; p-coord: =gravity) ; rUnit2mass is just the reverse;
1044      and remove horiVertRatio (& recip_horiVertRatio). Affects truncation error
1045      of exp. global_oce_in_p: 10 16 16 14 16 13 16 16 16 13 13 13 16 13 13 12 16
1046      -> update output.txt
1047    o pkg/cd_code: add brackets in multiple terms sum (S/R CD_CODE_SCHEME):
1048     this affects truncation error: -> update output.txt of exp:
1049      global_ocean.90x40x15 (fw&adm), lab_sea (fw&adm) & lab_sea.lsr,
1050      ideal_2D_oce, isomip.htd, natl_box, tutorial_global_oce_latlon.
1051    
1052    checkpoint59f
1053    o pkg/autodiff: zero_adj resets an ajoint variable to zero (in adjoint mode)
1054    o pkg/ctrl: ctrl_bound  forces parameter corrections to stay in
1055      a bounded range (in forward mode)
1056    o pkg/ecco, ctrl, autodiff and mom_common:
1057     internal parameter controls, completements of implementations
1058    o add few EXCH S/R (UV_BGRID, UV_DGRID, SM) for B & D-Grid velocity & 2nd Moment Sxy.
1059    o use UV_BGRID exch for dxV,dyU: for now, only with pkg/exch2 & forward ;
1060      (not seem any difference in testing results).
1061    o pkg/cd_code: use the right EXCH calls (for CS-grid); but problem remains
1062       at face corners.
1063    o pkg/generic_advdiff:
1064     - in GAD.h, define as parameters (iMinAdvR,iMaxAdvR,jMinAdvR,jMaxAdvR)
1065      loop range indices for computing vertical advection tendency
1066      and do the calculation in the interior only (no overlap) ;
1067      for now, only implemented for SOM advection (to save CPU time).
1068     - add argument "withSigns" to S/R FILL_CS_CORNER_TR_RL (needed for SOM_xy moment)
1069    o exch2 adjoint
1070      First set of changes:
1071      - add exch2 hand-written adjoint templates
1072      - exch2 hand-written no longer use TAF-flag 'nownew_arg'
1073        This will require cleanup in pkg/autodiff/*.F
1074        (changed routines currently kept separate in verif. code/)
1075      - Comment all relevant #ifndef ALLOW_AUTODIFF_TAMC
1076        that used to hide exch2 or cubed-sphere specific code
1077        (commented via 'cph-exch2')
1078    o pkg/seaice
1079      - Close southern and western boundaries for UICE/VICE when useOBCS=.TRUE.
1080    o pkg/bulk_force: fix loading into Qsw of Short-Wave flux; and update
1081       output of global_ocean.cs32x15.thsice .
1082    
1083    checkpoint59e
1084    o exch2: new S/R that only use the cube-tracer (center-position) exchange:
1085      for B-grid vector (not yet tested) and C-grid vector (<- only used
1086      when option W2_USE_R1_ONLY in W2_OPTIONS.h is defined).
1087    o starting implementation of Duffy et al. (GRL 1999) salt plume scheme
1088      (#ifdef ALLOW_SALT_PLUME)
1089    o gather_2d/scatter_2d: removed halo regions
1090    o gmredi: add option (GM_taper_scheme='fm07') for Ferrari & McWilliams 2007
1091      scheme and the corresponding test case (under front_relax dir). For now,
1092      only available with Skew-flux form and not yet tested in realistic set-up.
1093      adjoint: store directives updated, but gradient checks deteriorated,
1094      so maybe GM/Redi adjoint is now broken.
1095    o seaice adjoint
1096      * add AREA, HEFF, HSNOW as control variable
1097        (should not change lab_sea results)
1098      * CTRL_OPTIONS.h needs new flag: CTRL_SET_OLD_MAXCVARS_40
1099    o pkg/seaice:
1100      * added computation of saltFlux in seaice_growth;
1101        For time being, sea ice salinity is assumed constant
1102        contribution of snow flooding to freshening of sea ice is neglected.
1103        SEAICE_salinity is set in SEAICE_PARM01 of data.seaice and it
1104        defaults to 0.0 in order to maintain backward compatibility.
1105        Typical values for SEAICE_salinity are 4 to 10 g/kg.
1106      * replaced dRf(1) with dRf(kSurface)*hFacC(kSurface) in seaice_growth.F
1107      * added SEAICE_availHeatFrac, which specifies fraction of surface level
1108        heat content used to melt or grow ice
1109      * commented out cap of HICE: it helps keep ice thinner
1110      * reintroduced cap of HEFF via MAX_HEFF and SEAICE_CAP_HEFF option
1111      * applied OBCS T/S mask to HEFFM sea ice mask
1112    
1113    checkpoint59d
1114    o standard name: {PKG}_DIAGNOSTICS_STATE to fill diagnostics array
1115     for {PKG} state variables, and called from DO_STATEVARS_DIAGS.
1116     (keep {PKG}_DIAGNOSTICS_FILL for non-state variables diagnostics)
1117    o pkg/gmredi (gmredi_readparms.F): add some missing "_d 0"
1118     and change default value of parameter "GM_Small_Number";
1119     update output of exp: lab_sea (x2), cfc_example, global_ocean.90x40x15,
1120       global_ocean.cs32x15 (x4), global_ocean_ebm, global_with_exf,  
1121       tutorial_global_oce_biogeo, tutorial_global_oce_latlon
1122    o pkg/ecco: cost function when applying pkg/smooth to controls
1123    o pkg/ctrl: add forcingPrecond run time parameter
1124    o pkg/seaice:
1125     - replace ZMIN=4.e8 with ZMIN=0. in dynsolver.F as in C-grid code
1126     - fix bug in metric terms of u-equation in LSR solver (implicit part),
1127       changes verification/lab_sea
1128     - rearrange implicit part of u-equation in LSR solver to make it easier to
1129       read, understand, and debug. This causes changes at the truncation level.
1130     - fix (serious) bug in the boundary conditions (sign error in the implicit
1131       part) of the LSR solver. Changes all LSR results.
1132     - fixed problem with HSNOW initialization to avoid thick snow when AREA
1133       is initilized with small values - does not change lab_sea results.
1134     - added HsnowFile initialization capability
1135    o pkg/smooth: addition to model/src and pkg/ctrl so allow
1136     initialization of pkg/smooth and application to control vector
1137    o pkg/seaice: fix another bug in the LSR no-slip boundary conditons
1138    o dependencies: pkg/profiles requires pkg/cal
1139    o pkg/profiles:
1140     - added option ALLOW_PROFILES_GENERICGRID
1141         -> pkg/profiles can thus be used with any grid (e.g. cs32x15) assuming
1142         that interpolation information (grid points and coefficients) is provided
1143         within the netcdf input files.
1144         -> sample matlab scripts can be found in MITgcm_contrib/gael
1145         that allow you to prepare netcdf input files.
1146     - also modified: cleaner include statements, cleaner error print statements,
1147       cleaner stops when error, and more tests of the netcdf input files consistency.
1148    o additional test (in global_ocean.cs32x15) using seaice+thsice pkgs.
1149    o pkg/seaice:
1150     - move seaice-diagnostics from seaice_do_diags to do_statevars_diags; this
1151       requires a new routine: seaice_diagnostics_fill.F
1152     - make sure that seaice does not move if not forced (pressure replacement
1153       method, Hibler and Ip, 1995), changes results
1154     - and new damping criterion for EVP solver according to Hunke, JCP, 2001
1155     - SEAICE_evpDampC = > 0. turns it on (615. is the recommended value).
1156       It is turned off by default (=-1.), because it changes the results.
1157     - make it possible to read AREA from a file, too.
1158    
1159    checkpoint59c
1160    o add S/R and diagnostics for oceanic mixed-layer depth
1161    o move GMRedi call after all vertical mixing schemes (including KPP)
1162    o pkg/thsice:
1163     - ensure iceMask > iceMaskMin : this problem appeared after May-04 modifs
1164      (melt only laterally if thin ice): update output of global_ocean.cs32x15.thsice
1165    o pkg/obcs:
1166     - bug fix for balance code
1167    o pkg/seaice:
1168      - allow values of SEAICE_elasticParm > 1
1169      - add new parameter SEAICE_evpTauRelax as an alternative
1170        to SEAICE_elasticParm
1171      - make lsr boundary conditions free slip (by default), changes result
1172      - add code for no slip boundary conditions for lsr
1173      - set minimum of zeta to zero (and not 4e8) (changes results)
1174      - add a cap on AREA after advecting AREA if seaice_growth is not called
1175    o change calculation of Visbeck K:
1176      - no longer depend on tapering scheme; instead, compute slope (limited
1177        by GM_maxSlope). this is equivalent to what was comuted before with
1178        clipping or linear tappering.
1179      - fix vertical averaging (wrong by 1/2 level)
1180      - leave the old version (but will not be maintained) within
1181        #ifdef OLD_VISBECK_CALC / #endif
1182      - update output of exp. ideal_2D_oce
1183    o change error catch in calc_r_star to improve vectorization
1184    o exf runoff and seaice: remove ALLOW_SEAICE from exf pkg files and
1185      add #define ALLOW_RUNOFF in SEAICE_OPTIONS.h (when not using exf).
1186    o adjoint:
1187      Re-organized adjoint checkpointing according to Matt Mazloff
1188      (but with modifs/completions/cleanups)
1189      Storing is now bundled into large arrays to optimized I/O
1190      (and second step in cleanup of the_main_loop)
1191    
1192    checkpoint59b
1193    o coupler (pkg/atm_ocn_coupler, pkg/ocn_compon_interf, pkg/atm2d):
1194      - export/import (between ocean & coupler) fields needed for ocean DIC.
1195    o pkg/seaice:
1196      - get rid of three more exchanges seaice_calc_viscosities (required
1197        different loop boundaries in seaice_lsr and seaice_ocean_stress)
1198      - bug fix in seaice_ocean_stress (update of lab_sea required)
1199      - reduce loop boundaries to necessary minimum also in seaice_evp
1200      - go back to the old way of computing deltaC/Z as the adjoint likes that
1201        better
1202    o Refresh of tutorial_global_oce_latlon (includes changing salinity-like
1203      passive tracer to an Age Tracer) + update output.txt
1204    o pkg/exf:
1205      - implement A-grid / C-grid selection for wind-stress input files.
1206      - clean-up exf_wind.F (remove us, use wspeed instead ; add wStress)
1207      for now, in exf_bulk_largeyeager04.F only :
1208      - change implementation for case where windspeed + 2. components wind-stress
1209        are read-in. AND use rhoConstFresh to convert evap.
1210    o pkg/seaice:
1211      - use correct EXCH_UV for wind-forcing (on A-grid).
1212      - change SEAICE_OPTIONS.h to limit the number of option combinations (regarding
1213        SEAICE_EXTERNAL_FORCING & SEAICE_EXTERNAL_FLUXES); add corresponding stops.
1214    o pkg/exf:
1215      - default EXF options are now set in EXF_OPTIONS.h (ifndef ALLOW_AUTODIFF_TAMC)
1216      EXF_INTERPOLATION:
1217      - merge global_with_exf/code version of exf_interp_read.F
1218        to the main code ;
1219      - Add new option: EXF_INTERP_USE_DYNALLOC to use Dynamical Allocation when
1220        reading the file ; Important: This options needs to be defined to recover
1221        previous code.
1222        otherwise, use fixed size array to read in (size=exf_interp_bufferSize).
1223      - no longer loose real*8 precision along the way when using exf_iprec=64.
1224  o pkg/seaice: rearrangement of common blocks (really needs more cleaning up)  o pkg/seaice: rearrangement of common blocks (really needs more cleaning up)
1225    - change discretisation of evp-solver in order to avoid another exchange    - change discretisation of evp-solver in order to avoid another exchange
1226      (changes lab_sea) and clean up a little      (changes lab_sea) and clean up a little
# Line 24  o pkg/exf: some cleaning-up: Line 1241  o pkg/exf: some cleaning-up:
1241  o pkg/thsice:  o pkg/thsice:
1242   fix few little problems, in thsice_calc_thickn.F:   fix few little problems, in thsice_calc_thickn.F:
1243    - growth vertically (and not laterally) if iceFrac == iceMaskMax    - growth vertically (and not laterally) if iceFrac == iceMaskMax
1244    - melt laterally only if hIce < hThinIce (as the comments say)    - melt only laterally if hIce < hThinIce (as the comments say)
1245    and in thsice_extend.F:    and in thsice_extend.F:
1246    - allow to form ice even when iceFrac == iceMaskMax (by increasing thickness)    - allow to form ice even when iceFrac == iceMaskMax (by increasing thickness)
1247    - start to form ice as soon as the minimum ice-volume is reachable.    - start to form ice as soon as the minimum ice-volume is reachable.
# Line 61  o in FFIELDS.h: Line 1278  o in FFIELDS.h:
1278       ATMOSPHERIC_LOADING is #define).       ATMOSPHERIC_LOADING is #define).
1279  o pkg/kpp: replaced _KPP_RL with _RL  o pkg/kpp: replaced _KPP_RL with _RL
1280  o bug fixes for vertical diffusivity computations when both KPP and  o bug fixes for vertical diffusivity computations when both KPP and
1281      3D diffusivity arrays are used.      3D diffusivity arrays are used; pkg/kpp/kpp_calc_diff_s & _t.F
1282        are no longer updating the vertical diffusivity array
1283        (passed as argument) but are (re-) setting those arrays.
1284  o pkg/seaice: fix bug in evp solver, while doing that  o pkg/seaice: fix bug in evp solver, while doing that
1285    - change (improve?) discretization of stress computations for both    - change (improve?) discretization of stress computations for both
1286      cgrid-lsr and evp solver      cgrid-lsr and evp solver
# Line 1543  o add two new packages Line 2762  o add two new packages
2762    - my82 (Mellor and Yamada, 1982) level 2 turbulence closure scheme    - my82 (Mellor and Yamada, 1982) level 2 turbulence closure scheme
2763    - these scheme operate in a similar manner as KPP (without ghat, of    - these scheme operate in a similar manner as KPP (without ghat, of
2764      course), however there is only one diffusivity that is used for both      course), however there is only one diffusivity that is used for both
2765      temperature and salinity (and passive tracers)ç      temperature and salinity (and passive tracers)
2766  o add offline package  o add offline package
2767  o add "verification/dic_example" which contains a dic-gchem-ptracer setup  o add "verification/dic_example" which contains a dic-gchem-ptracer setup
2768    provided by Stephanie Dutkiewicz    provided by Stephanie Dutkiewicz

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