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revision 1.811 by mlosch, Wed May 9 14:32:05 2007 UTC revision 1.1160 by dfer, Wed Sep 23 20:27:30 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/thsice:
8     -add specific parameter for salt restoring in slab mixed-layer
9       (by default equal to the temperature restoring)
10    
11    checkpoint61v
12    o pkg/kpp:
13     -add double diffusive contributions as a hack, turned off by default
14      for now, and the code can be excluded with a CPP-flag
15      EXCLUDE_KPP_DOUBLEDIFF just as EXCLUDE_KPP_SHEAR_MIX
16     -add a verification experiments to "vermix" to test this code
17    o pkg/mom_common:
18      Move computation of length scales to mom_init_fixed.F (avoid recomputation
19      at each time-steps*levels).
20    o pkg/layers:
21      Created a new package for computing volume fluxes in temperature or
22      [not yet implemented] density layers, e.g. for calculating residual
23      overturning circulations.
24    o pkg/diagnostics:
25      implement a RS type version for the set of DIAGNOSTICS-FILL subroutines
26    o fix few RS/RL type mismatch (check with ifort 11.1 "-warn all" option)
27    o pkg/mdsio (& pkg/rw): rework high level S/R interface:
28      To avoid mixing type (RS/RL) of input/output array argument,
29      replace single mixed-type array with a pair from each type (RS/RL).
30    o setting pickupSuff force to start from a pickup (even if nIter0=0): this
31      is now implemented for all pkgs (previously only done for the main pickup)
32    
33    checkpoint61u
34    o pkg/obcs:
35      - change OB?eta from _RS to _RL and put them into a separate commen block
36      - add code to read OB?eta from a file via obcs_prescribe_read: the code
37        compiles and does not destroy any other experiments, the data is read
38        properly, but the code is not tested in actual applications
39    o ini_mnc_vars.F: if available (ALLOW_CAL), use startTime_1 and 2 to
40      create a meaningful unit attribute for the time coordinate variable
41    o pkg/ebm: add plenty of missing "_d 0" ;
42       update results of experiment global_ocean_ebm (fwd + adjoint tests)
43      Notes: several pieces of code only works for (very) specific set up
44       (domain size, lat range, etc ...); should be documented & stop if one
45       of those assumptions is not meet.
46    o pkg/seaice: add missing "_d 0" in HSNOW initialisation
47       update results of experiments: lab_sea (3 fwd tests + 2 adjoint tests)
48          and offline_exf_seaice (seaicetd + adjoint).
49    o add missing "_d 0" in ShortWave flux penetration (S/R SWFRAC):
50       update results of experiments: lab_sea (4 fwd tests + 3 adjoint),
51        seaice_obcs, global_ocean.cs32x15 (icedyn & thsice) and natl_box (x2).
52    o few changes to pass when compiling with strick checking of arguments
53       across S/R (allow to find few bugs in S/R calls).
54    o pkg/seaice:
55     - seaice_evp: move if-statement out of loop (TEM) at the cost of 11 new
56       2d-fields, for slightly better performance
57    
58    checkpoint61t
59    o pkg/seaice:
60     - remove unused variables in seaice_evp
61     - reduce number of SQRT in seaice_evp and seaice_calc_viscosities
62    o eeset_parms.F, open_copy_data_file.F & ini_parms.F:
63       named file replacing SCRATCH files (for TARGET_BGL & TARGET_CRAYXT):
64       each processor opens a different file (a fix from Matt).
65    o cg2d:
66       use simple EXCH (overlap size = 1 and ignore corners), like in cg3d.F :
67       this reduces number of EXCH calls by 2 when using exch2.
68       For now, keep previous size array for gc2d_nsa.F to avoid Pb with store
69       directives and missing simple EXCH (exch_s3d_rx) adjoint code.
70    o pkg/thsice:
71       add code for Near Infra-Red albedo (from Jeff)
72       (turned on with run-time flag: thSIce_calc_albNIR, in data.ice).
73    o ini_model_io:
74       move (from packages_readparms.F & initialise_fixed.F) to ini_model_io.F
75       MNC & MONITOR initialisation calls; move MNC calls from {pkg}_readparms.F
76       to {pkg}_init_fixed.F for {pkg}= kpp, seaice & shelfice.
77    
78    checkpoint61s
79    o pkg/exch2 (exch2_rxN_cube*):
80       remove last BARRIER (no need to synchronise after getting data from shared
81       buffer (get) as long as any change to buffer (put,recv) is between BARRIER)
82    o change tiling of natl_box (from 2 to 4 tiles) to get it tested with MPI+MTH
83      and generate new output (for the 2 tests) using default rotationPeriod.
84    o pkg/exch2:
85      - always call exch2_*_cube, not exch-1 anymore, if useCubedSphereExchange=F
86        (was already the case with AUTODIFF_EXCH2 defined)
87      - add bj in exch2 arrays and S/R.
88      - can now use pkg/exch2 for regular (non CS) set-up; switch test experiment
89        MLAdjust to exch2 (identical results except with MPI -> truncation diff);
90    o add pkg/longstep for ptracer timestep a multiple of U/V/T/S timestep
91      - adds deltaT argument to the subroutines TIMESTEP_TRACER DWNSLP_APPLY
92        GAD_ADVECTION GAD_CALC_RHS GAD_IMPLICIT_R GAD_SOM_ADVECT
93      - verification experiment natl_box.longstep
94    o build_options: ifort+mpi_aces optfile (following Constantinos advise):
95      allow different versions of ifort (8 or 9) and different versions
96       of mpi (mpich or mpich2) to be used with the same optfile.
97      requires to load a netcdf module and set MPI_INC_DIR (see comments inside
98       optfile). Change testing scripts (example_scripts/ACESgrid) accordingly.
99    o pkg/seaice:
100      fix previous modif (3-level field removed) for old-pickup reading
101    
102    checkpoint61r
103    o pkg/seaice:
104     - clean up the 3-time levels of UICE,VICE,HEFF,AREA in three steps:
105      1. introduce fields for time step (N-1)
106      2. do not use levels 2 and 3 anymore (but keep them)
107      3. replace 3D versions of UICE,VICE,HEFF,AREA by 2D versions. This
108         includes changes to pkg/thsice/thsice_get_velocity.F,
109         model/src/external_forcing_surf.F, pkg/obcs/obcs_apply_seaice.F, and
110         pkg/obcs/obcs_apply_uvice.F.
111     - completely remove code for leap-frog time stepping for second order
112       advection
113     - adjusted adjoint accordingly;
114       gradient checks have improved by an order of magnitude!
115    
116    checkpoint61q
117    o pkg/seaice: fix bug in free slip boundary conditons for LSOR solver
118     - the boundary conditions along open boundaries are unclear, because the
119       associated masks are set to zero and are thus treated as closed when
120       applying the slip-boundary conditions.
121     - move initialisation of grid variables from seaice_init_varia to _fixed
122    o adding doc/diags_changes.txt
123    o model/src:
124      do_the_model_io: rename few pkg S/R which are called from do_the_model_io,
125       to avoid "_diags" naming if no relation to pkg/diagnostics.
126      ini_theta,ini_salt: fix (at least compile the code) reading from NetCDF
127       file and only call PLOT_FIELD_XYZ if debugMode=T.
128      remove few PLOT_FIELD_XY calls outside initialisation.
129      remove few unnecessary BARRIER.
130    o pkg/salt_plume: add SaltPlumeSouthernOcean to allow disabling
131      of salt_plume package in Southern Ocean
132    o pkg/thsice:
133     - fix hOceMxL in overlap (needed for sea-ice advection);
134       update output of experiment global_ocean.cs32x15.icedyn.
135    o pkg/seaice:
136     - make the (placeholder-)tracer IceAge a little more meaningful
137      by avoiding ridging of age due to convergent ice flow
138     - add diagnostics for surface temperature, atmospheric and oceanic
139       heat flux, and atmospheric and oceanic ice growth
140    
141    checkpoint61p
142    o eesupp (global_max & global_sum):
143     - add one more element to buffer (start at index 0) for GL_MAX/SUM output;
144     - remove starting & endding barrier (no longer needed)
145    o pkg/mdsio, writelocal:
146       works also in multi-threaded when LOCBIN_IO_THREAD_SAFE is undefined
147       (remove the STOP): uses shared buffer IO to store data from all threads
148       and then let master-thread write nThreads tiles.
149    o pkg/mdsio (read/write field):
150     - tiled IO done in 1 piece (all levels at a time);
151     - new header file "MDSIO_BUFF_3D.h" with 3-D buffers.
152     - multi-threaded: allow to read/write local (non-shared) array
153       (was already working with singleCpuIO ; now works also without);
154       => no longer needs barrier call after reading a file (added inside
155       mds_read/write field).
156     - move barrier calls outside gather/scatter_2d to mds_read/write_field
157    o pkg/obcs/exf
158      - exf_getffieldrec.F: add a few ". _d 0" and
159                            add code to catch the case fldperiod = 0.  
160      - obcs_precribe_read.F: change if statements so that they match
161                              the variable type (_RL)
162      - add a separate exf_iprec_obcs to exf_set_obcs (by default equal to
163        exf_iprec) as part of namelist EXF_NML_01
164    o pkg/mdsio:
165      - read/write tiled (local) files: read/write 1-level tile chunk at a time
166        (instead of segment of length sNx); expected to speed up tiled IO.
167    o pkg/exch2:
168      - take buffer copy from/to array out of S/R exch2_send/recv into new
169        S/R exch2_put/get ; Exch of local variable now works with MPI+MTH
170        (tested by removing commom block statement in SOLVE_FOR_PRESSURE.h).
171      - ad version of send/recv no longer needed (but needs exch2_ad_put/ad_get)
172      - simplify argument list of S/R exch2_get_uv_bounds and exch2_get_scal_bounds
173        (which replaces exch2_get_recv_bounds & exch2_get_send_bounds) by
174        including Topology header file (and common blocks).
175      - implement EXCH_IGNORE_CORNERS in scalar exchange (rx1);
176        remove 2nd exch call in exch2_s3d_rx (no longer needed).
177      - document S/R arg. list (+ update some comments)
178    o pkg/seaice:
179      - added SEAICE_CLIM_AIR code, which permits modulation of surface air
180        temperature and humidity over sea ice based on climatological values.
181      - clean up computation of Hibler+Bryan (1987) stress coupling for the case
182        of LSR (this change is expected to change the results slightly because now
183        it uses slightly difference moduli from the second last LSR solution, but
184        that is more consistent with the stress computations; this part of the code
185        is not tested in the verification experiments)
186      - fix diagnostics for flux of ice in case of B-grid
187      - turn strain rates eij and press into global fields within global
188        common block in SEAICE.h for more straighforward diagnostics
189      - fix diagnostics for principal stress components, press, zeta, eta
190        to give something meaning full
191    o change tiling of global_ocean.cs32x15 (12 tiles, 32x16) and generate
192      new output (all 4 tests) using default rotationPeriod.
193    o pkg KPP:
194      - add flag (LimitHblStable) to avoid limiting BL depth under stable conditions
195      - fix vertical indices in RI_IWMIX (match between KPP grid from 0 to Nr+1
196        and normal grid from 1 to Nr)
197    o Fix computations of L4rdt in mom_calc_visc.F
198    o eesupp:
199      new S/R ALL_PROC_DIE (like EEDIE, without irrelevant threads err msg):
200      should be called before a "stop" if we know that all process are going
201      to stop; if one Proc does call this S/R, will hang in MPI_FINALISE.
202    
203    checkpoint61o
204    o pkg/exch2: change check_depths to issue just a warning (instead of error+stop)
205    o model/src/ini_curvilinear_grid.F:
206       compute angleSin/CosC when they are not read from a file
207    o pkg/seaice:
208       add pseudo time stepping for LSOR
209    o pkg/exch2:
210       temporary fix for exch2_s3d_rx; update results of exp. hs94.cs-32x32x5.impIGW
211    o pkg/seaice:
212       Adding separate sea ice albedo, drag coefficients, and HO in Southern
213       Ocean from those in Arctic Ocean.  See *_south in SEAICE_PARAMS.h
214    o SingleCpuIO:
215       fix bug put before chkp61n (May 11), when more than 2 MPI cpu are used.
216    o pkg/seaice:
217       put exchanged variable in (local) common block for MPI+Multi-Threads
218       to work (necessary with exch1, and for now with exch2 too).
219    o verification: to get more experiments tested with mpi, mth and mpi+mth,
220      change tiling of:
221       aim.5l_Equatorial_Channel, aim.5l_LatLon, dome, exp4, global_ocean.90x40x15,
222       hs94.cs-32x32x5, MLAdjust, offline_exf_seaice & tutorial_plume_on_slope
223      update output of exp:
224       exp4, global_ocean.90x40x15(+.dwslp), MLAdjust(all 5),
225       tutorial_plume_on_slope and hs94.cs-32x32x5 (use default rotationPeriod)
226      + ideal_2D_ocean: use default rotation period + test Global_Sum_SINGLECPU
227                       (note: output.txt generated on faulks using only 1 tile)
228    o eesupp & mdsio (SingleCpuIO):
229     - remove MISSING_TILE_IO (from MDSIO_OPTIONS.h), replaced by run-time
230       parameter "W2_useE2ioLayOut" (read from file "data.exch2").
231       Note: was not effective for globalFile & useSingleCpuIO=F; now fixed.
232     - move MDSIO_SCPU.h (pkg/mdsio) to EEBUFF_SCPU.h (eesupp/inc).
233     - fix GLOBAL_SUM_SINGLECPU when using Exch2; re-use same buffers and same
234       gather/scatter S/R as with SingleCpuIO (=> 1 less 2D global RL array).
235    o pkg/exch2:
236     - new code to set-up W2-Exch2 topology (replace matlab-topology-generator):
237       read parameter file "data.exch2" if it exists; otherwise try default regular
238       cube without blank-tile; new header file "W2_EXCH2_SIZE.h";
239     - update matlab-topology-generator (exch2_setup_cs6_print.m) to be compatible
240       with new code (not to be used, just as a backup solution).
241     - add examples (e.g., for lat-lon-cap_120) of parameter file "data.exch2"
242       in utils/exch2/input.
243    
244    checkpoint61n
245    o eesupp & mdsio (SingleCpuIO):
246      - move mapping to global io-buffer inside gather_2d/scater_2d: this save
247        memory (1 less 2D global RL array); skip 1 buffer copy; and only send/
248        receive real*4 array (instead of real*8) to read/write 32.bit files.
249        (new template for gather_2d/scater_2d, new set of S/R MDS_PASS_R4,8toRL,S
250         and remove new mapping S/R)
251    o pkg/mdsio: in preparation for topology-generator within pkg/exch2:
252      - Change declaration of SingleCpuIO buffer, reduced to only 1 dim.:
253        xyBuffer_size, which is set to W2_ioBufferSize from W2_EXCH2_PARAMS.h
254        when using exch2. Add S/R to map global io-buffer to global model array.
255      - uses exch2_global_Nx,y instead of exch2_domain_nxt,nyt.
256    
257    checkpoint61m
258    o write_utils : change WRITE_1D_R8 to WRITE_1D_RL
259      and add 3 other S/R for other types (R4,R8,RS).
260      Change calls to WRITE_0D/1D_R[4,8,S,L] to match the type of argument.
261    o eesupp/inc/CPP_EEMACROS.h (EXCH & GLOBAL_SUM/MAX macros):
262     - ensure suffix (_R4,_R8,_RS,_RL) correspondance between macro and S/R ;
263     - reduce number of macro definitions (keep only those which are used);
264       can always call directly the corrresponding S/R if needed.
265     - everywhere in the code: change macros (EXCH & GLOBAL_SUM/MAX) suffix
266       _R4/_R8 to _RS/_RL when applied to _RS/_RL variable.
267     Fixed wrong type of arg in:
268       atm2d/put_ocnvars.F cheapaml/cheapaml.F ocn_compon_interf/ocn_apply_import.F
269       ctrl/ctrl_map_ini_ecco.F seaice/seaice_do_diags.F seaice/seaice_model.F
270     To fix: global_sum of var in common block is wrong (multi-threaded) in:
271       dic/dic_atmos.F ebm/ebm_area_t.F ebm/ebm_zonalmean.F sbo/sbo_calc.F
272     To fix: aim_v23/aim_do_co2.F (BARRIER & GLOBAL_SUM within bi,bj loops)
273    o adjustment.cs-32x32x1: test "blank tiles" when compiling with mpi; 2nd
274      "nlfs" mpi test is going to stop when checking for unconnected tile egdes.
275    o eesupp/src: new S/R to stop everyone when 1 (or more) Proc. find an error
276    o pkg/exch2: new S/R EXCH2_CHECK_DEPTHS to check that unconnected tile
277      edges are closed (zero depth); might happen with "blank tiles";
278      for now, disabled if using OBCS.
279    o tools/gemake2: delete modifs from March 27-29 2009 (with option "-mpi":
280      link *_mpi files from "MODS" dir) to return to a strait-forward behavior.
281    o move read_write.F to write_utils.F ; new parameter (maxLengthPrt1D)
282      to reduce length of 1.D array print in STDOUT.
283    o adjustment.cs-32x32x1: changed to oceanic test with 1 continent
284      + use 48 tiles (16x8): this will allow to test "blank tiles".
285    o start to test MPI + multi-threaded (change testreport to skip tests
286      where number of tiles do not match).
287    o genmake2: add option "-omp" to turn on Open-MP ;
288      passed to testreport (if using -mth) ; merge few (*+mth) optfiles.
289    o pkg/exch2 (+ utils/exch2): ignore blank tiles (instead of removing them)
290      and keep the original tile numbering. Note: compatible with old
291      W2_EXCH2_TOPOLOGY.h & w2_e2setup.F topology files.
292    
293    checkpoint61l
294    o Overlaps had been forgotten in calculating ijk keys : fixed
295    o fix cyrus makedepend for gcc 4.4
296    o experiment fizhi-cs-aqualev20:
297      switching to new version of S/R GETPWHERE (#define TRY_NEW_GETPWHERE)
298      and generate new output. Note: new output is much closer to the old
299      one (v1.8) generated with pgf77 -O2 on Mar 14 2007 than it is from
300      the previous one (v1.9) generated with pgf77 -O0 on Jun 13 2007.
301    o pkg/fizhi:
302     - change to avoid indices going deliberately over array-bounds
303     - remove unnecessary MPI stuff
304     - perpetual spring equinox with "#define FIZHI_USE_FIXED_DAY"
305     - new version of S/R GETPWHERE available with #define TRY_NEW_GETPWHERE:
306       does not go over array-bounds and therefore returns reliable output.
307     - in fizhi_driver.F & fizhi_turb.F, fix "get_alarm" calls:
308       this S/R has 4 output arguments, which are used inside "get_alarm";
309       when it is called with the same variable "ndum" in place of several
310       output arguments, this produces weird side effect inside "get_alarm"
311      (e.g., datein=dates(n) is overwritten by timein=times(n) since both
312       datein & timein, resp. 2nd and 3rd arg., are pointed to the same "ndum"
313       address) and produces error.
314    o tools/gemake2: (March 27-29 2009)
315      with option "-mpi": link *_mpi files from "MODS" dir (this is what
316      testreport does).
317    o lab_sea experiment: change from 2x1 tiles to 2x2 tiles and regenerate output
318    o pkg/seaice: fix bug in new version of S/R SEAICE_LSR.F:
319       update lab_sea.lsr & lab_sea.salt_plume results
320    o pkg/seaice:
321      Major overhaul of the LSOR solver: change discretization from original
322      finite differences to finite volume. The old routine is still in the
323      file seaice_lsr.F and can be turned on with the CPP-flag
324      SEAICE_OLD_AND_BAD_DISCRETIZATION
325      Along with this change, the discretization of the strain rates is changed.
326      The same flag turns on the old discretization in seaice_calc_strainrates.F
327      All verification experiments with seaice are affected (except for
328      seaice_exf_offline); global_ocean.cs32x15/input.icedyn recovers the old
329      results by setting the above flag.
330      Further changes involve changes in defaults:
331      - ALLOW_FLOODING is defined and turned on by default
332      - SEAICEadvSnow = .true. is now the default
333      - SEAICEadvSalt = .true. is now the default
334      - SEAICEadvAge  = .true. is now the default
335      - SEAICE_clipVelocities  = .false. is now the default
336                                         (as per J. Zhang's recommendation)
337      - B-grid, and thus not tested: SEAICE_TEST_ICE_STRESS_1/EXPLICIT_SSH_SLOPE
338        is defined, SEAICE_TEST_ICE_STRESS_1 is renamed into SEAICE_BICE_STRESS
339      - seaice_growth: replace computation of UG by a simple copy from wspeed
340    
341    checkpoint61k
342    o pkg/seaice: a few bug fixes mostly concerning the metric terms:
343      seaice_lsr: fixed a few metric terms,
344                  affects lab_sea.lsr, lab_sea.salt_plume, seaice_obcs
345                  add more debugging diagnostics
346      seaice_evp: removed superfluous many metric terms of FV discretization
347                  of stress divergence
348                  affects lab_sea, lab_sea.hb87
349      seaice_ocean_stress: removed superfluous many metric terms of FV discretization
350                  of stress divergence for non-evp solver
351                  (this part is not tested anywhere)
352      seaice_calc_strainrates: fixed a bug in no-slip boundary conditions,
353                  they were effectively only half slip
354                  affects lab_sea.hb87
355      updated all relevant verification experiments (except lab_sea//output_adm.txt
356        which was left over, but fails at level 7 & 6)
357    
358    checkpoint61j
359    o pkg/seaice: turn a few hard wired parameters into run time parameters
360    o pkg/seaice/exf/monitor: turn netcdf coordinate variable T into model
361      time in seconds as promised by the usints in seaice_monitor and exf_monitor
362    o pkg/mnc: fix the coordinate variables for multi-tile curvi-linear grids
363      that are not cubed-sphere grids
364    o pkg/seaice: fix a bug for the rare case of SEAICE_VECTORIZE_LSR
365    o pkg/ctrl:
366      fix bug in ctrl_depth_ini.F (EXCH_XYZ was applied to 2-D field xx_r_low)
367    o non-hydrostatic (calc_gw.F):
368      fix viscA4 on CS-grid + fix diagnostics: Wm_Diss & Wm_Advec
369      update output of exp. global_ocean.cs32x15.viscA4
370    o remove backward compatibility for thetaMin,phiMin
371      (replaced by xgOrigin,ygOrigin on Jan 27, 2009)
372    o pkg/exf: fix a serious bug in exf_set_uv.F: do a rotation of the
373      interpolated wind field not only for curvilineargrid=.true., but also
374      for a rotated grid (rotateGrid=.true.)
375    o pkg/exf: add capability to bypass interpolation for runoff
376      by setting yet another CPP-flag
377    o eesupp/src, B-grid exchange:
378      add simple (6 tiles, non MPI) CS exch + standard interface S/R.
379    o autodiff
380      new CPP option ALLOW_TAMC_SINGLEPREC_COMLEV
381      allows to switch to single-prec common blocks;
382      corresponding switch occurs in tamc.h, integer isbyte
383      TAF store directivs "byte" and "kind" seem equivalent;
384      Most tamc.h have been updated correspondingly.
385    
386    checkpoint61i
387    o autodiff:
388      fix autodiff_sore/_restore indices for obcs
389      (spotted by I. Hoteit, M. Mazloff)
390    o pkg/autodiff, pkg/ctrl:
391      Add flag to reduce all tapelev I/O to single-prec.
392      In data.ctrl set
393        doSinglePrecTapelev = .TRUE.
394    o model/src/ini_curvilinear_grid.F, new grid-file format without EXCH2:
395      check in hack for SX8 compiler (for dxV, dyU); remove it afterwards.
396    o pkg/shelfice: fix bug with SHELFICEconserve flag, prepare for
397      real fresh water flux (not yet)
398    o pkg/mdsio & rw:
399     - add argument & option to S/R MDS_WRITEVEC_LOC (avoid Open/Close & write-meta)
400     - add simple interface S/R to MDS_WRITEVEC_LOC in pkg/rw: WRITE_GLVEC_RX.
401    o pkg/flt:
402     - replace FLT_INIT by 3-steps standard initialization S/R: readparms,
403       init_fixed & ini_varia.
404     - clean-up & simplify linear interpolation S/R:
405       move flt_bilinear.F -> flt_interp_linear.F ; add arg. myThid.
406     - fix some indices (mainly vertical index) ; add IMPLICIT NONE.
407     - more efficient I/O, using new options of MDS_WRITEVEC_LOC S/R.
408     - add vert. coordinate & horiz. indices to output files.
409     - change vertical position in initial condition, from index to depth [m].
410     - store horizontal (decimal) indices i,j in common block (instead of coord. x,y)
411       (easier to get to a curvilinear grid) ; delX,delY no longer used.
412    o pkg/ggl90: a few modifications:
413     - fix bottom boundary condition, and interpolation of KappaE
414       near top and bottom
415     - use same set of viscosity/diffusivity for TKE/momnetum/tracer
416     - add smoothing option as in Blanke and Delecluse (1993) (--> ALLOW_GGL90_SMOOTH)
417     - add a few options for mixing-length upper limit (--> mxlMaxFlag)  
418    o rename thetaMin,phiMin -> xgOrigin,ygOrigin
419      (maintain temporary backward compatibility, until next checkpoint)
420    
421    checkpoint61h
422    o pkg/diagnostics with "periodic averaging diagnostics":
423      fix S/R DIAGNOSTICS_COUNT ; hack diagnostics_out.F to get NetCDF output.
424    o pkg/my82: add missing "_d 0" ; update output of exp. vermix.my82
425    o pkg/obcs: fix loop ranges for balancing code
426    o pkg/flt:
427     - improve criteria for finding which tile owns a float.
428     - fix FLT_EXCH for case without MPI ; apply cyclic BC + fix also the MPI case.
429    o Add well-mixed CO2 box in aim_v23 (which includes changes in pkg
430      aim_compon_interf, ocn_compon_interf, gchem, and dic to get coupling
431      with ocean biogeo)
432    o pkg/flt:
433     - do some cleaning and fix the restart ;
434     - add output.txt in flt_example/results to get this pkg tested.
435    o genmake2: add an EXTENDED_SRC option and flag.
436       for now, cannot be turned on on command line (only through genmake_local)
437    o pkg/mdsio: read/write vector:
438     - singleCpuIO: fix RL/RS in MDSWRITEVECTOR by calling new S/R MDS_BUFFERtoRL/RS
439     - singleCpuIO=F: fix arrType & filePrec & _BYTESWAPIO in both MDSREADVECTOR
440       & MDSWRITEVECTOR by calling new S/R MDS_RD/WR_VEC_RL/RS.
441     - affects gradient of test-exp "bottom_ctrl_5x5" (not due to _BYTESWAPIO)
442      (drop to 4 digits matching for grad). But this test does not look very
443      reliable (was already failling on eddy, fc5, at 6.digits). Update output.
444    
445    checkpoint61g
446    o pkg/flt:
447      - move FLT_CPPOPTIONS.h to FLT_OPTIONS.h (standard name)
448       + make OPTIONS file more standard.
449      - rename S/R MDSREADVECTOR_FLT to FLT_MDSREADVECTOR (to mach src file name)
450      - fix _BYTESWAPIO CPP-Flag
451      - standard reading of file-parameter "data.flt"
452      - fix argument list of S/R FLT_RESTART
453      still need to fix _BYTESWAPIO in pkg/mdsio/mdsio_writevector.F
454    o pkg/obcs: fix a CPP-flag, bug reported by Jeff Blundell
455    o gather_2d.F/scatter_2d.F: suppress vectorisation on NEC SX in respond to
456      a still unfixed compiler/optimization bug
457    
458    checkpoint61f
459    o pkg/seaice, LSR solver: fix bug in GLOBAL_MAX calls ;
460      update results of global_ocean.cs32x15.icedyn test.
461    o move getcon.F from model/src to pkg/fizhi.
462    o pkg/exf: add parameter for extrapolation of temp up to the surface
463       and option to prevent negative evap (in bulk_largeyeager04 only).
464    o Prather Advection scheme: fix tracer conservation for divergent flow
465      (e.g., when using NonLin Free-Surface).
466    o kpp: retire KPPmld diagnostics --> use MXLDEPTH instead
467    o gmredi (Visbeck-variable-K):
468     - add more parameters to Visbeck-variable-K.
469     - use a 5 points average for dSigmaR in Visbeck-K calculation
470       (more "homogenous": same stencil and same weights as in dSigmaH)
471     - update output of ideal_2D_oce experiment.
472    o fix CPP-flag REAL4_IS_SLOW, when _RS expands into real*4
473      (#undef REAL4_IS_SLOW)
474     - pkg/mnc/mnc_cw_cvars.F: write _RS-grid variable as netcdf-real*4
475       coordinate variable
476     - pkg/monitor/monitor.F: call mon_printstats_rs for _RS variables
477       (surface forcing fields), removes some of the functionality
478     - model/src/write_grid.F: write _RS variables as RS-netcdf variables
479     - model/src/diags_oceanic_surf_flux.F: fix a few diagnostics, but
480       probably not all: copy _RS surface flux fields to RL field before
481       calling DIAGNOSTICS_FILL
482     - model/inc/CPP_EEMACROS.h: make the _EXCH_*_RS macros expand into
483       real*4 (CALL EXCH_*_RS) versions.
484     - tested in 2 experiments: inverted_barometer & solid-body.cs-32x32x1
485       (generate new output).
486    
487    checkpoint61e
488    o gmredi (Visbeck-variable-K):
489      - fix the "OLD_VISBECK_CALC" option + move the #undef to GMREDI_OPTIONS.h
490      - change computation of Visbeck-K where Slope > Smax :        
491        now: N*min(Slope,Smax) (similar to OLD_VISBECK_CALC with gkw91 taperFct)
492        previously was: M*sqrt(min(Slope,Smax)) ; update ideal_2D_oce output.
493    o bottom-drag in P-coord.: change units of bottomDragLinear & bottomDragQuadratic
494      to be the same as with Z-coord. (i.e., m/s & no-units respectively).
495    o calc_viscosity: fix index range (was wrong for CD-Scheme & explicit Visc)
496    o pkg gmredi, linear & fm07 tapering: put an upper limit on Slope^2 so that Kwz
497      does not become too large (to avoid precision problems in implicit-diffusion
498      solver); update ideal_2D_oce output.
499    o pkg ggl90:
500      - in ggl90_cal.F: compute only one set of visc/diff, used to
501        step forward TKE/T/S/momentum
502      - default value of GGL90viscMax/GGL90diffMax larger and equal (to
503        have Prandlt =1)
504    o gmredi (fm07):
505      - add lower limit on Transition layer thickness + lower limit on 1/lambda
506      - allow to set few more params from data.gmredi
507    o pkg ggl90:
508          - add missing sqrt(2) factor in computation of mixing length
509            scale in ggl90_calc.F
510            (see Eq. (2.35) in Blanke and Delecluse, JPO, 1993)
511    
512    checkpoint61d
513    o adjoint modifs
514      - adapt to new field rhoInSitu
515      - allow to revert from StoreDynVars2D, StoreDynVars3D
516        to individual fields
517        (switches AUTODIFF_USE_OLDSTORE_2D, AUTODIFF_USE_OLDSTORE_3D)
518    o store 3-D (in-situ) density in commom block (DYNVARS.h)
519     - save 1 rho computation.
520     - no longer modify T & S inland when using down_slope pkg.
521    o gad_som : allow to switch to SOM advection for T & S without corresponding
522      pickup files (using new S/R: MDS_CHECK4FILE).
523    o keep removing _BEGIN/_END_MASTER between MDSIO S/R call
524      (for useSingleCpuIO to work in multi-threaded)
525    o pkg/shelfice:
526     - disentangle parameters: retire shelfIceFile in data/PARM05 and substitute
527       with SHELFICEtopoFile in data.shelfice
528     - move code for reading ice shelf topography and modifying hFacC into separate
529       subroutines of the shelfice package
530     - separate initialisation of "fixed" and "variable" variables
531     - kTopC is not (yet) replaced by kSurfC, although this is possible
532    o fix broken diagnostic SIatmFW and changed the units from m/s to kg/m^2/s
533    o add initialisation of deepFac if using Pcoords (new S/R set_grid_factors)
534      and rename:
535      ini_phiref.F          --> set_ref_state.F  (+ set anelastic factors)
536      ini_reference_state.F --> load_ref_files.F (- set anelastic factors)
537    o change FIND_RHO_SCALAR : return rho (instead of rho - rhoConst)
538    
539    checkpoint61c
540    o add option ALLOW_ADDFLUID and run-time selector "selectAddFluid"
541      to add mass source/sink of fluid in the interior (3-D generalisation
542      of oceanic real-fresh water flux).
543    o pkg/monitor: fix recip_dr argument in mon_advcflw2 call (-> advcfl_W_hf_max)
544    o vermix test experiment: switch from LINEAR EOS to MDJWF (not tested before)
545    o new pkg: down_slope
546      density-driven downsloping flow parameterisation (Tellus, 1999, 412-430).
547      - presently, modify T & S inland (dwnslp_calc_rho.F).
548        can be avoided if rho was stored in common bloc and used in calc_phi_hyd.
549      - implementation for ocean in P-coords not tested.
550      - add secondary test to global_ocean.90x40x15 (input.dwnslp) to check this pkg.
551    o move kSurfC,kSurfW & kSurfS from SURFACE.h to GRID.h (next to kLowC)
552      (to facilitate conversion of oceanic pkg to p-coordinate).
553    o change FIND_RHO to FIND_RHO_2D :
554      pass arguments tFld & sFld as local (tile) 2D-arrays ; +fix EOS_CHECK.
555    o new pkg: cheapaml
556    
557    checkpoint61b
558    o exch2:
559      change index bounds in rx2_cube exchanges (new S/R: EXCH2_GET_UV_BOUNDS)
560      - no longer depend on the order sequence (N,S,E,W).
561      - 3rd exchange no longer needed (tested with 24 tiles).
562      - same modif to hand-written adjoint S/R (global_ocean.cs32x15: zero diff)
563      - exch_UV_A-grid readily available (but not yet tested).
564      comment out 3rd exch call and remove copy of V to U at SE & NE face-corners
565      (both are no longer needed) in exch_uv: no effect in forward run; but
566       get truncation error differences with adjoint exch.
567    o exch2:
568     - change index-bounds storage (moved from target to local tile,
569       more intuitive this way) ; rename/remove some variables.
570     - change utils/exch2/matlab-topology-generator & code_mods accordingly.
571    
572    checkpoint61a
573    o exch2/matlab-topology-generator:
574      fix bug in index bounds for N-S internal exchange (hard to tell if this
575      had any effect on the solution).
576    o pkg/mnc: small fix in mnc_handle_err: make sure that length of msgbuf
577      is exceeded
578    o testreport: modify syntax of awk, so that it works also with
579      awk, and not only with nawk and gawk
580    
581    checkpoint61
582    o autodiff
583      Change default for TAF usage by removing argument '-nonew_arg'
584      This changes TAF subroutine argument list (ordering of active var.)
585      Omission of this flag leads to incompatibility w.r.t. TAMC
586      To restore TAMC-compatibility, need following modifs:
587      * use adoptfile tools/adjoint_options/adjoint_tamc_compatibility
588      * use CPP option #define AUTODIFF_TAMC_COMPATIBILITY
589      Tested TAF version is 1.9.22
590      N.B.: exch2 hand-written adjoint code currently not TAMC compatible
591    
592    checkpoint60
593    --->>> This is the last checkpoint for which generating the adjoint
594    --->>> is done via the TAMC-compatibility TAF-flag "-nonewarg"
595    --->>> by default.
596    --->>> Future checkpoints will ommit this flag by default.
597    o pkg/generic_advdiff, os7mp: simplify and avoid division by zero.
598    o pkg/grdchk: Add gradient check to etan0 perturbations.
599    o pkg/exf: read ice area from file (#ifdef ALLOW_ICE_AREAMASK).
600    o pkg/autodiff: more flexibility in zeroadj.
601      model/src: modifying do_oceanic_phys.F accordingly.
602    o pkg/ctrl: Bounds for (kapgm,kapredi,eddypsi) parameter estimation.
603    o model/src and pkg/gmredi: GMREDI_WITH_STABLE_ADJOINT CPP option
604      special setup of gmredi for which the adjoint is stable
605      enough for parameter optimization.
606    o bridging the gap between eddy stress and GM.
607      -> eddyTau is replaced with eddyPsi (eddyTau = f x rho0 x eddyPsi)
608          along with a change in CPP option (now ALLOW_EDDYPSI).
609      -> when using GM w/ GM_AdvForm:
610          The total eddy streamfunction (Psi = eddyPsi + K x Slope)
611          is applied either in the tracer Eq. or in momentum Eq.
612          depending on data.gmredi (intro. GM_InMomAsStress).
613      -> ALLOW_EDDYPSI_CONTROL for estimation purpose.
614      The key modifications are in model/src/taueddy_external_forcing.F
615      pkg/gmredi/gmredi_calc_*F pkg/gmredi/gmredi_*transport.F
616    
617    checkpoint59r
618    o new S/R (pkg/mdsio/mdsio_facef_read.F) reading of sNx+1 x sNy+1 array
619      from per-face file (take S/R READSYMTILE_RS out of ini_curvilinear_grid.F);
620      fix option to read coriolis(@ cell-corner) from files with CS-grid.
621    o pkg/mnc: add some attributes to standard 1D-coordinate variables
622    o pkg/diagnostics: enforce missing_value attribute for scalar variables at
623      mass points, when using mnc for output
624      - add runtime parameter (missing_value, missing_value_int) to override
625        default (which is the value of getcon('UNDEF'))
626    o pkg/mnc: prepare mnc for the actual use of missing values with the
627      diagnostics package: small fix in mnc_cw_readwrite.template and more
628      initialisation of never used fields
629      - replace mnc_common.h and mnc_id_header.h with corresponding upper case
630      versions
631    o pkg/thsice/thsice_ini_vars.F added default initial values so that
632      thermodynamics sea ice solver does not blow up when some initial fields
633      are missing.
634    o move from external_forcing_surf.F to ini_forcing.F
635      the p-coord. hack consisting in using pLoad to set phi0surf ;
636      update output of tutorial_global_oce_in_p (affected @ truncation level).
637    o Freshen up a bit hs94.1x64x5, notably:
638      remove rotationPeriod and tRef=5*0. (adjoint only), and add
639      exactConserv=.TRUE.
640    o pkg/generic_advdiff:
641      change option GAD_ALLOW_SOM_ADVECT to GAD_ALLOW_TS_SOM_ADV which only
642      applies to files where Temperature & Salinity 2nd Order moments are used.
643    o pkg/ptracers: add second-order moment advection schemes (80 and 81);
644      this uses a dynamically allocated internal state data structure
645      (#define PTRACERS_ALLOW_DYN_STATE in PTRACERS_OPTIONS.h)
646      and requires a fortran 90 compiler
647    
648    checkpoint59q
649    o pkg/mom_vecinv: Add energy & enstrophy conserving scheme (selectVortScheme=3)
650       (from Sadourny, described by Burridge & Haseler, ECMWF Rep.4, 1977)
651    o Refresh tutorial_global_oce_biogeo, notably:
652      - change bathymetry (put back seamounts in ACC, use hFacs)
653      - change EOS (POLY3 --> JMD95Z)
654      - use Bryan-Lewis vertical diffusivity
655      - use multidimensional advection
656      - remove old virtual virtual in dic pkg, now done through ptracer pkg
657      - change a couple of parameters in dic pkg
658    o pkg/ctrl: change formula in adctrl_bound.F and add a parameter to ctrl_map_ini_gen.F
659    o pkg/obcs: change default to OBCSfixTopo = .true.,
660      - set OBCSfixTopo=.false. in exp4/input/data.obcs to reproduce old result
661      - replace "debugMode" with "debugLevel .GE. debLevB"
662    o implementation of TAF directives for gchem,cfc,dic
663    o remove "exp5" (replaced by tutorial_deep_convection).
664    o pkg/obcs: add code to fix topography gradients normal to open boundaries;
665      this requires computing the index fields OB_Jn/Js/Ie/Iw in obcs_readparms;
666      the code can be turned on by setting OBCSfixTopo = .true. in data.obcs
667      --> changes results in exp4, seaice_obcs
668    o tutorial_deep_convection :
669      update the set-up and increase resolution and domain size ; start
670      from pseudo initial conditions = output at t=120mn in order to see
671      something happening when running testreport.
672    o pkg/seaice: add os7mp as an advection scheme
673                  add check for advection schemes
674                  add a flag for restoring T and S underneath sea ice
675    o pkg/my82: add netcdf-support and diagnostics
676    o thsice pkg:
677      - Now hsMax limits snow height by turning it into ice following
678        flooding scheme (and now conserving energy)
679      - Slight rewriting of the formula in thsice_calc_thick.F
680      - Parameter rhowi eliminated to be replaced by floodFac = (rhosw-rhoi)/rhos
681      --> changes results of global_ocean.cs32x15.icedyn and global_ocean.cs32x15.thsice
682    
683    checkpoint59p
684    o gchem / dic / cfc :
685      - add useDIC, useCFC , read from "data.gchem" (& hold in GCHEM.h);
686      - add new parameter files: "data.dic" & "data.cfc" ;
687      - various re-arrangement in initialisation & header file ;
688      - fix tutorial_global_oce_biogeo for multi-threaded test.
689    o pkg/dic: test for "pickup_dic" file when restarting ;
690      if no pickup-file, can restart with a re-initialised pH (same as it did
691      before) providing pickupStrictlyMatch is set to False.
692    o change argument list of S/R PTRACERS_WRITE_PICKUP & MYPACKAGE_WRITE_PICKUP
693      + fix call to S/R GGL90_WRITE_PICKUP & DIC_WRITE_PICKUP
694    o add a "warning" (to Error msg file) when an Active Tracer is not using AB-2
695      and staggerTimeStep is off (needed for stability of Internal-wave dynamics).
696    o move out of PARAMS.h & data the last pieces of old-ptracer code: tauTr1ClimRelax,
697     & lambdaTr1ClimRelax ; put those 2 params in PTRACERS_PARAMS.h & data.ptracers
698       (note: not clear to me what lambdaTr1ClimRelax is still used for ...)
699    o pkg/mom_vecinv: - new parameter "selectVortScheme" to select which
700       scheme to use for vorticty-term ;
701     - compute upwindVorticity=T case within mom_vi_u/v_coriolis_c4.F
702       (with default selectVortScheme, return to original discretisation)
703     - remove weird combination (e.g.: upwindVorticity & highOrderVorticity)
704    o pkg/seaice: add a line to the summary to indicate grid type (B/C)
705    o in mom_calc_visc, fix average value of viscAh_W & viscA4_W next to the
706      bottom ; only used with variable horizontal viscosity and non-hydrostatic.
707      also fix diagnostics VISCAHW & VISCA4W.
708    
709    checkpoint59o
710    o dome/code/obcs_calc.F: avoid division by zero (detected using gfortran).
711    o change the loop ordering in most gad_*_adv_x.F to improve vectorization:
712      move a few statemens out the main loop into separate loops
713    o pkg/shelfice:
714      - sort out freshwater flux; convert freshwater fluxes to mass fluxes
715        (kg/m^2/s), does not break tests, because in verification/isomip,
716        rhoConstFresh=rhoConst (by accident)
717      - rearrange computation of tLoc, sLoc, pLoc to make code more efficient
718      - move S/R find_rho_scalar, pkg/ecco/sw_ptmp.F, pkg/ecco/sw_adtg.F into
719        new file model/src/seawater.F, so that they are available for all pkgs.
720      - convert potential temperature into in-situ temperature. This changes the
721        isomip tests => update tests
722    o add a flag writePickupAtEnd (default=true) to be able to suppress
723      writing a pickup at the last timestep
724    o tools/mpack-1.6 :
725      - disable automake (not working) and autoconf (not needed).
726      - update to version 1.6.4 which fix MD5 code on some 64 bits platforms
727        also cleaner with much less compilation warnings.
728    o pkg/profiles:
729      rename profiles_interp_mean_genericgrid as profiles_interp_mean_gg
730      (for "less than 32 characters name" compiler requirement)
731    o pkg/obcs and pkg/exf: added capability to specify seaice open boundary
732      conditions that have a different sampling frequency than S/T/U/V obcs
733    o pkg/diagnostics (stats-diags):
734      - fix global Min/Max in case 1 processor get only empty tiles
735    o genmake2: replace (4 times)
736         make genmake_tc_1.o >> genmake_warnings 2>&1
737      with
738         COMM="$CC $CFLAGS -c genmake_tc_1.c"
739         echo $COMM >> genmake_warnings
740         $COMM >> genmake_warnings 2>&1
741      to make genmake2 always see the value of CC as specified in the optfile.
742    o generic_advdiff: - prather advection scheme (SOM) coded for CS-grid.
743      - add diagnostics for 1srt & 2nd Order moments and sub-grid variance.
744      - modify verification advect_cs test to test SOM-advection on CS-grid.
745    o pkg/ctrl:
746      - Rewrite of ctrl_map_ini_ecco.F,
747        introducing a generic routine (ctrl_map_ini_gen.F).
748      - Modification of ctrl_bound/adctrl_bound handling control vector bounds.
749    
750    checkpoint59n
751    o pkg/diagnostics: for large number of diagnostics, store diagnostic mate
752      number in dedicate array "hdiag":
753      - new version of S/R DIAGNOSTICS_ADD2LIST : DIAGNOSTICS_ADDTOLIST
754        with 1 more argument (mate number); modify old version DIAGNOSTICS_ADD2LIST.
755      - many small changes (integer format) for large number of diagnostics
756      - start to use DIAGNOSTICS_ADDTOLIST (necessary for diagnostics with
757        a counter mate) in pkg diagnostics, ptracers, thsice & aim_v23.
758    o add parameter rotateGrid and Euler angles EulerPhi/Theta/Psi. For
759      usingSphericalGrid, this allows to define the rotated grid coordinates
760      via phiMin/thetaMin/dxSpacing/dySpacing, etc., but then re-compute the
761      geographical coordinates according to the inverse of the rotation defined
762      by the Euler angles, so that Coriolis parameter and online-interpolation by
763      exf works with the geographical coordinates on XC/YC/XG/YG.
764      Naturally, this feature does not work with all packages, so some
765      combinations are prohibited in config_summary (flt, flt_zonal, ecco,
766      profiles), because there the coordinates are assumed to be regular
767      spherical grid coordinates.
768    o pkg/gmredi,ctrl,ecco,autodiff,grdchk and model/src,inc:
769      - introduce isopycnal diffusion coefficient control.
770    o tools/adjoint_options:
771      - additional control vector components.
772    o pkg/mnc: have mnc create marginally meaning full coordinate variables
773      (that is the grid indices) if usingCurvilinearGrid and NOT EXCH2
774    o pkg/mypackage:
775      - add example of read/write pickup for state-var ;
776      - add entry points to the main code for state-vars diags & write-pickup.
777    o pkg/exf: rewrite of exf_getffieldrec.F to properly deal with year
778      transitions for useExfYearlyFields
779      - add new subroutine that determines the file to read from for
780        use*YearlyFields = .TRUE. and .FALSE.
781      - add a verification experiment to global_with_exf that tests
782        useExfYearlyFields with USE_EXF_INTERPOLATION defined
783    o pkg/obcs/exf: add useOBCSYearlyFields (=.FALSE.) to obcs with exf in
784      analogy to useExfYearlyFields; rearrange obcs_prescribe_read: two new
785      subroutines (which could be generated from a template, because they are
786      almost identical), for now they are included in obcs_prescribe_read.F for
787      simplicity
788    o pkg/exf:
789      - add a little more diagnostic to exf_interp_read (in analogy to
790        mds_read_field, can be turned off with debugLevel < debugLevA=1)
791      - improve vectorizability of exf_interp for TARGET_NEC_SX, makes code
792        ugly but fast by unrolling short inner loops, inserting a unroll=8
793        directive in routine lagran, and splitting a loop and making do while the
794        outermost loop (the latter requires the intoduction of index arrays)
795    o pkg/obcs: replace obcs_apply_area/heff/hsalt/hsnow with obcs_apply_seaice
796    o pkg/seaice: moved DIFFERENT_MULTIPLE from seaice_model to seaice_dynsolver
797      http://forge.csail.mit.edu/pipermail/mitgcm-devel/2008-January/003173.html
798    o verification/seaice_obcs: updated for restart test and latest options
799    o pkg/seaice: add a new flag SEAICEuseTEM to use a slightly different
800      ice rheology (so-called truncated ellipse, that gets rid of tensile stress);
801      for now this is only available for the C-grid code and also within
802      #ifdef SEAICE_ALLOW_TEM, because this option may slow down the EVP code
803    
804    checkpoint59m
805    o pkg/seaice: use different time constant for melting (SEAICE_gamma_t)
806      and freezing (SEAICE_gamma_t_frz) ice due to mixed layer temperature
807    o gad_som : fix flux output (& diagnostics) to have same units as other  
808      advection scheme fluxes (was previously multiplied by deltaT).  
809    o added verification/seaice_obcs both to test seaice open boundaries
810      and to provide an example matlab scrpt for generating them
811    o added verification/lab_sea/input.salt_plume for testing pkg/salt_plume
812    o pkg/salt_plume: clean up salt_plume_frac.F to
813      remove redundancy in PlumeMethod 1 and 4
814    o pkg/kpp: added saltplume diagnostics
815    o pkg/obcs and pkg/seaice:
816      - do not set uice and vice to zero when OB*icefile are unspecified
817      - OBCS_SEAICE_AVOID_CONVERGENCE is undefined by default
818      - moved seaice tracer obcs after call to seaice_growth
819    o pkg/salt_plume: added various options for salt plume depth
820      criterion and for vertical distribution of the salt
821    
822    checkpoint59l
823    o pkg/ptracers: new version of ptracers pickup:
824      read meta file and write only fields which are needed to restart.
825      ( same logic as main pickup file ; also using pickupStrictlyMatch )
826    o pkg/seaice:
827      - add timescale for melting due to warm mixed layer as a means of
828        setting SEAICE_availHeatFrac more conveniently
829      - add a CPP-flag/runtime parameter check for flooding algorithm
830      - reformulated availHeat in seaice_growth.F to be independent of AREA
831    o change units attribute of EmPmR netcdf variables to kg/m^2/s to reflect recent
832      unit changes
833    o pkg/obcs: added OBCS_SEAICE_AVOID_CONVERGENCE constraint
834    o cg2d.F: add 3 compiler directives that speed up this routine by 30% on a NEC
835      SX vector computer.
836    o pkg/seaice:
837      - removed SEAICE_FFIELDS.h and seaice_get_forcing.F
838        seaice forcing fields can now be read only through pkg/exf
839      - removed some unused halos
840    o no longer write pickup from THE_MODEL_MAIN but always from FORWARD_STEP
841    o pkg/exf: added useRelativeWind EXF_PARAM.h option for subtracting U/VVEL
842      or U/VICE from U/VWIND before computing U/VSTRESS
843    
844    checkpoint59k
845    o pkg/seaice: ICE2WATR=SEAICE_rhoIce/rhoConst for consistency between
846      dynamics and thermodynamics. Set ICE2WATR=0.92 to reproduce older results.
847    o fix un-initialised variable problem (in mom_vecinv & shap_filt):
848      all experiments pass when compile with un-initialised var. checking option.
849    o added pkg/salt_plume
850    o script to test restart (for now, in MITgcm_contrib/jmc_script)
851    o pkg/seaice: new read/write pickup version.
852      read meta file and write only fields which are needed to restart.
853      ( same logic as main pickup file ; also using pickupStrictlyMatch )
854    o pkg/seaice: fix bug in seaice_ocean_stress (call of seaice_calc_strainrates)
855    o lab_sea.hb87: modify the domain & update output.hb87.txt :
856      lat-long grid & no-slip BC in seaice-dynamics produce different sigma12
857      at j=1 & j=Ny+1 : this case is not treated correctly in the restart
858      process. Fixed here by closing the domain at the Northern boundary.
859    o pkg/rw: cleaning-up: call directly new MDSIO S/R MDS_READ/WRITE_FIELD.
860    o pkg/mdsio: add new arguments to MDS_READ/WRITE_FIELD for reading/writing
861      a set of consecutive levels in/from a 3-D array.
862    o pkg/ptracers:
863      use a 2 characters string ioLabel to identify tracer (if more than 99 tracers).
864      to-do: fix pkg/diagnostics when large number of diagnostics are defined.
865    
866    checkpoint59j
867    o in pkgs: dic, obcs, offline, rbcs:
868      standard way to compute coeff. for time interpolation between 2 time reccords
869      which retains full precision (& make results less dependent on compiler).
870      update output of exp: tutorial_cfc_offline & tutorial_global_oce_biogeo.
871    o pkg/cfc: if compiled with exf and seaice, cfc now can use fields from those
872      packages instead of reading ice cover and wind speed separately
873    o split PTRACERS.h in 2 header files: PTRACERS_FIELDS.h & PTRACERS_PARAMS.h
874     (keep a temporary version of PTRACERS.h in verification/OpenAD/code_ad_openad
875      to allow to compile customized code before the update)
876    o cleaning-up:
877      - fix CPP instruction syntax in pkg/obcs
878      - replace (some) call to MDSIO S/R with call to RW interface S/R ; and
879        add #ifdef ALLOW_MDSIO elsewhere (allows to compile without pkg/mdsio)
880      - fix some threads issue in IO parts.
881    o pkg/dic:
882      - add tons of "_d 0" (--> much better testreports !)
883       and then update outputs of tutorial_global_oce_biogeo
884    o pkg/mom_fluxform:
885      add a special version of momentum advection intended to conserve momentum
886      next to a bathymetry step or a coastline edge. (default = off = #undef)
887    o new read/write pickup version:
888      - for now, only implemented for main (mdsio) pickup file.
889      - write out only what is needed to restart; merge pickup_nh , pickup_ph
890        and main pickup together.
891      - read meta file; read only what is needed to restart; stop if a field
892        is missing (if pickupStrictlyMatch=T, = the default) or try to restart
893        if it make sense (even if the restart is not perfect).
894      - if no meta file, assume that pickup to read corresponds exactly to
895        a pickup that would currently be written.
896      - read pickup written in the old format (until checkpoint59i) if it
897        recognizes an old meta file (no field-list).
898      - add a meta file in exp. which starts from a pickup: 2 cases:
899        a) minimal meta file (with just file precision) + pickupStrictlyMatch=F
900         e.g.: global_ocean.90x40x15/input/pickup.0000036000.meta
901        b) a meta file describing the content of the associated pickup file
902         e.g.: tutorial_global_oce_biogeo/input/pickup.0004248000.meta
903    o pkg/mdsio & pkg/rw:
904      - new routine to read a meta file ; new set of routine to read
905        Multiple-fields file (with meta file).
906    o added open boundary conditions capability for seaice
907        HSNOW, HSALT, UICE, and VICE
908    
909    checkpoint59i
910    o adjoint:
911      * fix multiDimAdvection adjoint
912        (partial recomputation problem by TAF for fVerT(:,:,kDown)
913        and comlev1 size definition (maxpass vs. max. number of tracers)
914      * verification/global_ocean.90x45x15 adjoint now tests
915        NLFS and multiDimAdvection using DST3 (=30)
916      * verification/lab_sea now tests multiDimAdvection using DST3 (=30)
917    o pkg/kpp: add "_d 0" to real constant (if missing);
918      update output of exp: natl_box (10.digits); vermix (std, 7.digits)
919      and lab_sea, 3.FW (only 6,4,6 digits match) & AD (8.digits).
920    o prepare for "clever pickup" implementation: add new header file "RESTART.h"
921      for internal parameters related to restart process (formerly from PARAMS.h)
922      and add startAB parameter to argument list of S/R ADAMS_BASHFORTH2.
923    o more standard interface to {PKG}_WRITE_PICKUP with pickup suffix passed
924      as argument. (only atm2d & obcs write_pickup have not yet been updated)
925    o pkg/monitor:
926      - use GLOBAL_SUM_TILE instead of _GLOBAL_SUM
927      - fix mon_stats_rs (statistics over the full domain, even where field is zero)
928      - account for deep Atmosphere factor and density factor (anelastic)
929    o added open boundary conditions capability for seaice HEFF and AREA
930    o pkg/shelfice: add option for convservative form of Hellmer&Olbers (1989)
931      thermodynamics
932      - requires a little reorganization, which affects the testreport results
933        of isomip.htd (only 7 digits of cg2d agree) => update/modify experiment,
934        so that now the conservative form is tested
935      - add a few comments
936    o add missing cvs Header: or Name: in eesupp/*, pkg/* & verification/code*
937    o add a little bit of code to gad_os7mp_adv_?.F to help vectorization
938    o add new diagnostics to seaice: advective, diffusive fluxes (only for
939      multidim-advection, for scheme 2 they are not filled) and transports,
940      thermodynamic growth rates
941    o change units of EmPmR (inside the code, + within coupling interface)
942      from m/s to kg/m2/s (mass flux) but leave input file unchanged.
943      Affects results @ truncation level (cg2d match) and update output of
944       experiments: lab_sea(6), global_ocean.90x40x15(10),
945      global_ocean.cs32x15(11x3,10), natl_box(11), tutorial_global_oce_latlon(11)
946      + adjoint results: global_ocean_ebm(11) and lab_sea (12).
947      Coupled set-up: allow to restart from previous pickups (cpl_oldPickup=T).
948      Next: will retire convertEmP2rUnit (simply using mass2rUnit instead).
949    
950    checkpoint59h
951    o pkg/exf:
952      - improve vectorization by moving if-statement out of loops in
953        exf_mapfields, exf_radiation
954      - exf_bulkformulae.F: introduce 2D fields and vectorize code
955    o pkg/kpp: added the salt plume scheme (ALLOW_SALT_PLUME) to KPP package
956    o testreport:
957      - allow to test for Qnet & SeaIce monitor output; clean-up ALLOW_BULK_OFFLINE
958        monitor & update offline_exf_seaice exp. output.
959      - AD testing: pass/FAIL according to Grad. output accuracy (instead of Cost)
960    o pkg/seaice:
961      - bug fix in the evp solver: boundary conditions were affected be
962        masking of zMax/zMin (changes results)
963      - minor bug fix in boundary conditions in seaice_calc_strainrates
964        (changes results for no_slip)
965      - seaice_lsr.F: make interpolation of eta dependent on boundaries
966      - replace hardcoded lower limit for zeta (zMin) by runtime parameter
967      - add a test to lab_sea, that tests the Hibler and Bryan (1987) ocean
968        stress formulation and no-slip boundary conditions
969    o pkg/ptracers: Temporary fix for PTRACERS_useGMRedi & PTRACERS_useKPP
970      in gad_calc_rhs.F ; add few safety stops in initialisation phase.
971    o pkg/seaice: a first HSALT time stepping equation has been checked in
972    o pkg/seaice: replaced maskW with seaiceMaskU and maskS with seaiceMaskV
973      in seaice_lsr.F; this solves the pkg/seaice-pkg/obcs problem
974      without requiring DO-IF statements
975    o pkg/thsice:
976      use continuous power-law function for partition of energy between lateral
977      melting/freezing and thinning/thickening ; old code using step function
978      still available with #undef THSICE_FRACEN_POWERLAW
979      update output of exp: aim.5l_cs.thSI, global_ocean.cs32x15.icedyn & .thsice
980    o testreport: change AD testing : check against results/output_adm.txt
981      using same scripts as for forward test.
982    
983    checkpoint59g
984    o adjoint testing: in preparation for changing testreport:
985      - output format: cost and grad written on separated lines
986      - ad output results in directory "results" (instead of "results_ad")
987    o pkg/seaice: adding ice salinity HSALT as a prognostic variable
988    o pkg/seaice: changes for using pkg/seaice with pkg/obcs
989    o pkg/ecco: allow user defined cost function contributions
990    o testreport:
991      Allow to choose (per experiment) the list of tested output variables
992       and the main variable (used to issue a pass/FAIL ) ;
993      - for now, done by adding the specific list in file: [exp]/input/tr_checklist
994      - default is unchanged: >cg2d< , (T,S,U,V,5 tracers)_[min,max,mean,StD] ;
995      Also modify printing of summary:
996       a) ">" NN "<" indicates the "main" variable (used for pass/FAIL)
997       b) echo the list of tested variables in the individual summary.txt of
998          each experiment.
999    o new S/R GLOBAL_SUM_TILE to compute global sum independently of number of
1000      threads and number of processes (with #define GLOBAL_SUM_SEND_RECV)
1001      (but still depend on the tile decompostion of the domain).
1002    o pkg/seaice: change a discretization detail to make the B-grid code
1003      "more symmetric". This change is likely to remove all "ridges/leads" that
1004      where quasi-aligned with the grid in B-grid solutions. It may also be
1005      the solution to the stress coupling issues with the B-grid.
1006    o each tested exp: add a "run" directory with a standard ".cvsignore" file ;
1007      remove .cvsignore from input dir. (since testreport no longer run here).
1008    o pkg/thsice:
1009     - cleaning: move common block out of "THSICE_2DYN.h" (removed) to "THSICE_VARS.h"
1010     - fix reshaping of sea-ice just after advection:
1011       melt all the ice only if ice-volume is too small.
1012     - re-visit lateral/thinning repartition of melting (modifs from May 04, 2007):
1013       prevent lateral melting if sea-ice fraction is too close to iceMaskMin ;
1014     and update experiment global_ocean.cs32x15.icedyn (+start from pickup files).
1015    o external_forcing_surf : extend the use of salt_EvPrRn & temp_EvPrRn (fresh-water
1016      tracer content) to linFS or no RealFreshWaterFlux ; default remains unchanged.
1017    o define mass2rUnit & rUnit2mass as units conversion factor, used for surface
1018      forcing. mass2rUnit: from mass per unit area [kg/m2] to r-coordinate unit
1019      (z-coord: =1/rhoConst ; p-coord: =gravity) ; rUnit2mass is just the reverse;
1020      and remove horiVertRatio (& recip_horiVertRatio). Affects truncation error
1021      of exp. global_oce_in_p: 10 16 16 14 16 13 16 16 16 13 13 13 16 13 13 12 16
1022      -> update output.txt
1023    o pkg/cd_code: add brackets in multiple terms sum (S/R CD_CODE_SCHEME):
1024     this affects truncation error: -> update output.txt of exp:
1025      global_ocean.90x40x15 (fw&adm), lab_sea (fw&adm) & lab_sea.lsr,
1026      ideal_2D_oce, isomip.htd, natl_box, tutorial_global_oce_latlon.
1027    
1028    checkpoint59f
1029    o pkg/autodiff: zero_adj resets an ajoint variable to zero (in adjoint mode)
1030    o pkg/ctrl: ctrl_bound  forces parameter corrections to stay in
1031      a bounded range (in forward mode)
1032    o pkg/ecco, ctrl, autodiff and mom_common:
1033     internal parameter controls, completements of implementations
1034    o add few EXCH S/R (UV_BGRID, UV_DGRID, SM) for B & D-Grid velocity & 2nd Moment Sxy.
1035    o use UV_BGRID exch for dxV,dyU: for now, only with pkg/exch2 & forward ;
1036      (not seem any difference in testing results).
1037    o pkg/cd_code: use the right EXCH calls (for CS-grid); but problem remains
1038       at face corners.
1039    o pkg/generic_advdiff:
1040     - in GAD.h, define as parameters (iMinAdvR,iMaxAdvR,jMinAdvR,jMaxAdvR)
1041      loop range indices for computing vertical advection tendency
1042      and do the calculation in the interior only (no overlap) ;
1043      for now, only implemented for SOM advection (to save CPU time).
1044     - add argument "withSigns" to S/R FILL_CS_CORNER_TR_RL (needed for SOM_xy moment)
1045    o exch2 adjoint
1046      First set of changes:
1047      - add exch2 hand-written adjoint templates
1048      - exch2 hand-written no longer use TAF-flag 'nownew_arg'
1049        This will require cleanup in pkg/autodiff/*.F
1050        (changed routines currently kept separate in verif. code/)
1051      - Comment all relevant #ifndef ALLOW_AUTODIFF_TAMC
1052        that used to hide exch2 or cubed-sphere specific code
1053        (commented via 'cph-exch2')
1054    o pkg/seaice
1055      - Close southern and western boundaries for UICE/VICE when useOBCS=.TRUE.
1056    o pkg/bulk_force: fix loading into Qsw of Short-Wave flux; and update
1057       output of global_ocean.cs32x15.thsice .
1058    
1059    checkpoint59e
1060    o exch2: new S/R that only use the cube-tracer (center-position) exchange:
1061      for B-grid vector (not yet tested) and C-grid vector (<- only used
1062      when option W2_USE_R1_ONLY in W2_OPTIONS.h is defined).
1063    o starting implementation of Duffy et al. (GRL 1999) salt plume scheme
1064      (#ifdef ALLOW_SALT_PLUME)
1065    o gather_2d/scatter_2d: removed halo regions
1066    o gmredi: add option (GM_taper_scheme='fm07') for Ferrari & McWilliams 2007
1067      scheme and the corresponding test case (under front_relax dir). For now,
1068      only available with Skew-flux form and not yet tested in realistic set-up.
1069      adjoint: store directives updated, but gradient checks deteriorated,
1070      so maybe GM/Redi adjoint is now broken.
1071    o seaice adjoint
1072      * add AREA, HEFF, HSNOW as control variable
1073        (should not change lab_sea results)
1074      * CTRL_OPTIONS.h needs new flag: CTRL_SET_OLD_MAXCVARS_40
1075    o pkg/seaice:
1076      * added computation of saltFlux in seaice_growth;
1077        For time being, sea ice salinity is assumed constant
1078        contribution of snow flooding to freshening of sea ice is neglected.
1079        SEAICE_salinity is set in SEAICE_PARM01 of data.seaice and it
1080        defaults to 0.0 in order to maintain backward compatibility.
1081        Typical values for SEAICE_salinity are 4 to 10 g/kg.
1082      * replaced dRf(1) with dRf(kSurface)*hFacC(kSurface) in seaice_growth.F
1083      * added SEAICE_availHeatFrac, which specifies fraction of surface level
1084        heat content used to melt or grow ice
1085      * commented out cap of HICE: it helps keep ice thinner
1086      * reintroduced cap of HEFF via MAX_HEFF and SEAICE_CAP_HEFF option
1087      * applied OBCS T/S mask to HEFFM sea ice mask
1088    
1089    checkpoint59d
1090    o standard name: {PKG}_DIAGNOSTICS_STATE to fill diagnostics array
1091     for {PKG} state variables, and called from DO_STATEVARS_DIAGS.
1092     (keep {PKG}_DIAGNOSTICS_FILL for non-state variables diagnostics)
1093    o pkg/gmredi (gmredi_readparms.F): add some missing "_d 0"
1094     and change default value of parameter "GM_Small_Number";
1095     update output of exp: lab_sea (x2), cfc_example, global_ocean.90x40x15,
1096       global_ocean.cs32x15 (x4), global_ocean_ebm, global_with_exf,  
1097       tutorial_global_oce_biogeo, tutorial_global_oce_latlon
1098    o pkg/ecco: cost function when applying pkg/smooth to controls
1099    o pkg/ctrl: add forcingPrecond run time parameter
1100    o pkg/seaice:
1101     - replace ZMIN=4.e8 with ZMIN=0. in dynsolver.F as in C-grid code
1102     - fix bug in metric terms of u-equation in LSR solver (implicit part),
1103       changes verification/lab_sea
1104     - rearrange implicit part of u-equation in LSR solver to make it easier to
1105       read, understand, and debug. This causes changes at the truncation level.
1106     - fix (serious) bug in the boundary conditions (sign error in the implicit
1107       part) of the LSR solver. Changes all LSR results.
1108     - fixed problem with HSNOW initialization to avoid thick snow when AREA
1109       is initilized with small values - does not change lab_sea results.
1110     - added HsnowFile initialization capability
1111    o pkg/smooth: addition to model/src and pkg/ctrl so allow
1112     initialization of pkg/smooth and application to control vector
1113    o pkg/seaice: fix another bug in the LSR no-slip boundary conditons
1114    o dependencies: pkg/profiles requires pkg/cal
1115    o pkg/profiles:
1116     - added option ALLOW_PROFILES_GENERICGRID
1117         -> pkg/profiles can thus be used with any grid (e.g. cs32x15) assuming
1118         that interpolation information (grid points and coefficients) is provided
1119         within the netcdf input files.
1120         -> sample matlab scripts can be found in MITgcm_contrib/gael
1121         that allow you to prepare netcdf input files.
1122     - also modified: cleaner include statements, cleaner error print statements,
1123       cleaner stops when error, and more tests of the netcdf input files consistency.
1124    o additional test (in global_ocean.cs32x15) using seaice+thsice pkgs.
1125    o pkg/seaice:
1126     - move seaice-diagnostics from seaice_do_diags to do_statevars_diags; this
1127       requires a new routine: seaice_diagnostics_fill.F
1128     - make sure that seaice does not move if not forced (pressure replacement
1129       method, Hibler and Ip, 1995), changes results
1130     - and new damping criterion for EVP solver according to Hunke, JCP, 2001
1131     - SEAICE_evpDampC = > 0. turns it on (615. is the recommended value).
1132       It is turned off by default (=-1.), because it changes the results.
1133     - make it possible to read AREA from a file, too.
1134    
1135    checkpoint59c
1136    o add S/R and diagnostics for oceanic mixed-layer depth
1137    o move GMRedi call after all vertical mixing schemes (including KPP)
1138    o pkg/thsice:
1139     - ensure iceMask > iceMaskMin : this problem appeared after May-04 modifs
1140      (melt only laterally if thin ice): update output of global_ocean.cs32x15.thsice
1141    o pkg/obcs:
1142     - bug fix for balance code
1143    o pkg/seaice:
1144      - allow values of SEAICE_elasticParm > 1
1145      - add new parameter SEAICE_evpTauRelax as an alternative
1146        to SEAICE_elasticParm
1147      - make lsr boundary conditions free slip (by default), changes result
1148      - add code for no slip boundary conditions for lsr
1149      - set minimum of zeta to zero (and not 4e8) (changes results)
1150      - add a cap on AREA after advecting AREA if seaice_growth is not called
1151    o change calculation of Visbeck K:
1152      - no longer depend on tapering scheme; instead, compute slope (limited
1153        by GM_maxSlope). this is equivalent to what was comuted before with
1154        clipping or linear tappering.
1155      - fix vertical averaging (wrong by 1/2 level)
1156      - leave the old version (but will not be maintained) within
1157        #ifdef OLD_VISBECK_CALC / #endif
1158      - update output of exp. ideal_2D_oce
1159    o change error catch in calc_r_star to improve vectorization
1160    o exf runoff and seaice: remove ALLOW_SEAICE from exf pkg files and
1161      add #define ALLOW_RUNOFF in SEAICE_OPTIONS.h (when not using exf).
1162    o adjoint:
1163      Re-organized adjoint checkpointing according to Matt Mazloff
1164      (but with modifs/completions/cleanups)
1165      Storing is now bundled into large arrays to optimized I/O
1166      (and second step in cleanup of the_main_loop)
1167    
1168    checkpoint59b
1169    o coupler (pkg/atm_ocn_coupler, pkg/ocn_compon_interf, pkg/atm2d):
1170      - export/import (between ocean & coupler) fields needed for ocean DIC.
1171    o pkg/seaice:
1172      - get rid of three more exchanges seaice_calc_viscosities (required
1173        different loop boundaries in seaice_lsr and seaice_ocean_stress)
1174      - bug fix in seaice_ocean_stress (update of lab_sea required)
1175      - reduce loop boundaries to necessary minimum also in seaice_evp
1176      - go back to the old way of computing deltaC/Z as the adjoint likes that
1177        better
1178    o Refresh of tutorial_global_oce_latlon (includes changing salinity-like
1179      passive tracer to an Age Tracer) + update output.txt
1180    o pkg/exf:
1181      - implement A-grid / C-grid selection for wind-stress input files.
1182      - clean-up exf_wind.F (remove us, use wspeed instead ; add wStress)
1183      for now, in exf_bulk_largeyeager04.F only :
1184      - change implementation for case where windspeed + 2. components wind-stress
1185        are read-in. AND use rhoConstFresh to convert evap.
1186    o pkg/seaice:
1187      - use correct EXCH_UV for wind-forcing (on A-grid).
1188      - change SEAICE_OPTIONS.h to limit the number of option combinations (regarding
1189        SEAICE_EXTERNAL_FORCING & SEAICE_EXTERNAL_FLUXES); add corresponding stops.
1190    o pkg/exf:
1191      - default EXF options are now set in EXF_OPTIONS.h (ifndef ALLOW_AUTODIFF_TAMC)
1192      EXF_INTERPOLATION:
1193      - merge global_with_exf/code version of exf_interp_read.F
1194        to the main code ;
1195      - Add new option: EXF_INTERP_USE_DYNALLOC to use Dynamical Allocation when
1196        reading the file ; Important: This options needs to be defined to recover
1197        previous code.
1198        otherwise, use fixed size array to read in (size=exf_interp_bufferSize).
1199      - no longer loose real*8 precision along the way when using exf_iprec=64.
1200  o pkg/seaice: rearrangement of common blocks (really needs more cleaning up)  o pkg/seaice: rearrangement of common blocks (really needs more cleaning up)
1201      - change discretisation of evp-solver in order to avoid another exchange
1202        (changes lab_sea) and clean up a little
1203      - replace SQRT(MAX(deltaC,SEAICE_EPS)) by MAX(SQRT(deltaC),SEAICE_EPS)
1204        help the adjoint (this also changes the results slightly)
1205      - add a few "_d 0" where they had been missing in seaice_evp.F
1206      - cleaning up: remove unused seaice_calc_rhs.F
1207  o pkg/exf: some cleaning-up:  o pkg/exf: some cleaning-up:
1208    - change various "constants" into runtime parameters    - change various "constants" into runtime parameters
1209    - cleaned-up Large&Yeager04 routine which should eventually    - cleaned-up Large&Yeager04 routine which should eventually
# Line 18  o pkg/exf: some cleaning-up: Line 1217  o pkg/exf: some cleaning-up:
1217  o pkg/thsice:  o pkg/thsice:
1218   fix few little problems, in thsice_calc_thickn.F:   fix few little problems, in thsice_calc_thickn.F:
1219    - growth vertically (and not laterally) if iceFrac == iceMaskMax    - growth vertically (and not laterally) if iceFrac == iceMaskMax
1220    - melt laterally only if hIce < hThinIce (as the comments say)    - melt only laterally if hIce < hThinIce (as the comments say)
1221    and in thsice_extend.F:    and in thsice_extend.F:
1222    - allow to form ice even when iceFrac == iceMaskMax (by increasing thickness)    - allow to form ice even when iceFrac == iceMaskMax (by increasing thickness)
1223    - 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 34  o pkg/kpp Line 1233  o pkg/kpp
1233  o pkg/seaice  o pkg/seaice
1234   - check for inconsistent evp parameter/cpp-flag combination   - check for inconsistent evp parameter/cpp-flag combination
1235   - remove leftover errIO flat for obsolete name list error handling   - remove leftover errIO flat for obsolete name list error handling
1236    o OpenAD
1237     - changed verification/OpenAD to full baroclinic setup (including GM/Redi)
1238    
1239  checkpoint59a  checkpoint59a
1240  o pkg/seaice: some parameter clarifications and a little bit of clean up  o pkg/seaice: some parameter clarifications and a little bit of clean up
# Line 53  o in FFIELDS.h: Line 1254  o in FFIELDS.h:
1254       ATMOSPHERIC_LOADING is #define).       ATMOSPHERIC_LOADING is #define).
1255  o pkg/kpp: replaced _KPP_RL with _RL  o pkg/kpp: replaced _KPP_RL with _RL
1256  o bug fixes for vertical diffusivity computations when both KPP and  o bug fixes for vertical diffusivity computations when both KPP and
1257      3D diffusivity arrays are used.      3D diffusivity arrays are used; pkg/kpp/kpp_calc_diff_s & _t.F
1258        are no longer updating the vertical diffusivity array
1259        (passed as argument) but are (re-) setting those arrays.
1260  o pkg/seaice: fix bug in evp solver, while doing that  o pkg/seaice: fix bug in evp solver, while doing that
1261    - change (improve?) discretization of stress computations for both    - change (improve?) discretization of stress computations for both
1262      cgrid-lsr and evp solver      cgrid-lsr and evp solver
# Line 1535  o add two new packages Line 2738  o add two new packages
2738    - my82 (Mellor and Yamada, 1982) level 2 turbulence closure scheme    - my82 (Mellor and Yamada, 1982) level 2 turbulence closure scheme
2739    - these scheme operate in a similar manner as KPP (without ghat, of    - these scheme operate in a similar manner as KPP (without ghat, of
2740      course), however there is only one diffusivity that is used for both      course), however there is only one diffusivity that is used for both
2741      temperature and salinity (and passive tracers)ç      temperature and salinity (and passive tracers)
2742  o add offline package  o add offline package
2743  o add "verification/dic_example" which contains a dic-gchem-ptracer setup  o add "verification/dic_example" which contains a dic-gchem-ptracer setup
2744    provided by Stephanie Dutkiewicz    provided by Stephanie Dutkiewicz

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