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revision 1.932 by dimitri, Sat Dec 22 17:44:49 2007 UTC revision 1.1196 by jmc, Thu Nov 19 02:25:33 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 added verification/lab_sea/input.salt_plume  o pkg/obcs:
8     - fix bug in initialisation (broken since Oct 1rst modification)
9       for useOBCSprescribe without useEXF.
10    
11    checkpoint61y
12    o pkg/seaice
13     - change (once again) the discretization for the evp solver: rather than
14       squaring the averages of strain rates, average the squares to give
15       a better approximation to VP behavior (in simple test); this breaks
16       verification experiments that use EVP (lab_sea and lab_sea.hb87)
17        --> update outputs
18    o add CPP-flag (in mom_calc_visc.F) and TAF directive (in gmredi_slope_limit)
19      to improve vectorization of adjoint code on TARGET_NEC_SX
20    o verification/vermix:
21      - change vermix to a more "classical" 1d column with high vertical
22        resolution, seasonal heat flux forcing and constant wind forcing
23        --> update outputs
24    o pkg/seaice
25     - fix diagnostics of principal stress components for EVP
26     - add optional diagnostics of non-linear convergence for LSOR solver
27     - make maximum zeta a runtime parameter
28    o model/src (3-d solver):
29      Undo modif from Dec 12, 2005 (solve_for_pressure.F cvs version v.49),
30       which consisted in removing the Surf. Non-Hydrostatic pressure from the
31       whole column and adding it to Eta (inspired from Casualli, 1999):
32       Only affects 3-D solver initial guess and only if using ExactConserv,
33       but tests did show a degradation of solver convergence. For this reason,
34       decide to disable this piece of code.
35       to recover previous version, just set zeroPsNH = exactConserv (line 78).
36      Update output of exp. global_ocean.cs32x15.viscA4 & hs94.cs-32x32x5.impIGW
37    o pkg/ggl90:
38     - fix previous modif (unfortunatly has not been documented here).
39    o pkg/seaice/autodiff:
40     - add CPP flag to include clipping of zeta in EVP code;
41       although clipping of zeta is not necessary for EVP and not recommended
42       it was done by default, now clipping is disabled by default
43     - modify computation and store zetaC/Z in seaice_evp for TAF
44     - add CPP-flag SEAICE_ALLOW_CLIPVELS (undefined by default)
45     - change seaice_calc_viscosities/strainrates for better
46       vectorization after AD by TAF
47     - rearrange common blocks in SEAICE.h once again for easier dumps of
48       adjoint output, adjust adcommon.h and g_common.h
49     - change flux form of default advection scheme for better vectorization
50       of adjoint code
51     - modify lab_sea/input.lsr to test the flux form of default advection
52       scheme
53    o autodiff: fix seaice fields in g_common.h (left over from 3 to 1 level
54      transition in checkpoint61r)
55    
56    checkpoint61x
57    o adjoint: adding two new verification experiments
58      * tutorial_global_biogeo: an online dic sensitivity experiment
59        (work with G. Forget)
60      * tutorial_dic_adjoffline: an offline dic sensitivity experiment
61        (an update of the Dutkiewicz et al., 2006 paper)
62      Both use the same CO2FLUX cost function, but different controls
63      Gradient checks look good, but some recomp. could still be traightened out
64      Should add xx_dic control variable to test at some point
65    o model/src:
66      add run-time parameters to check and/or mask initial Temp & Salt
67    o pkg/ptracers:
68      apply zonal filter (if used) to all passive tracers
69    
70    checkpoint61w
71    o adjoint:
72      * update and finish work on adjoint of dic package (G. Forget)
73      * start adjoint of offline package
74      * bug fix for cube-sphere TLM code (active_file_g.F)
75    o tutorial_global_oce_optim:
76      now tested with 4 tiles (change data.grdchk and update output_adm.txt)
77      and add SIZE.h_mpi for MPI testing
78    o pkg autodiff
79     - fix bug in autodiff_restore
80     - make genmake2 remove comments and empty lines from ad_input_code.f in
81       order to reduce file size (new script file remove_comments_sed)
82    o allows to specify vertical profile of vertical viscosity (viscArNr)
83    o pkg autodiff
84      autodiff_ini_model_io: comment out writing of grid information to netcdf
85      files, because at this time the grid fields are a bunch of zeros
86      (this is analogous to ini_mnc_vars.F)
87    o pkg seaice/autodiff:
88     left-over from removing the 3-time-level fields:
89     - small rearrangement of common blocks (SEAICE.h)
90     - fix field declaration in order to get meaningful output in
91       adseaice.*.nc (adcommon.h)
92    o pkg obcs:
93     - go through NH code only if nonHydrostatic=T
94     - fix restart for Orlanski (Hydrostatic; still to fix NH+Orlanski restart)
95     - move call to OBCS_CALC before SEAICE_MODEL which needs seaice-obc fields
96       => Update output of experiment seaice_obcs
97     - useOBCSbalance: code is wrong with multi-tile / proc: add a stop.
98     - fix NH+Orlanski restart (add wvel OBC value in pickup file)
99     - fix restart for useOBCSprescribe + useEXF
100    o pkg ctrl
101     - make obcs as control parameter work also with useSingleCPUio
102     - replace a few sny and snx by Ny and Nx to be consistent with
103       ctrl_set_globfld_x/yz.F
104    o pkg seaice
105     - re-introduce global field frWtrAtm for the case of
106       ALLOW_MEAN_SFLUX_COST_CONTRIBUTION defined (SEAICE.h, seaice_growth.F)
107     - catch the case of an empty filename in seaice_cost_init_fixed.F
108    o pkg ecco:
109     - small bug fixes in the_main_loop
110      . fix order of monitor arguments
111      . change SEAICE_MULTILEVEL to SEAICE_MULTICATEGORY
112      . move include DYNVARS.h up outside the ALLOW_AUTODIFF_TAMC block so
113        that ALLOW_ECCO_FORWARD_RUN works with NONLIN_FRSURF
114     - replace cos(yc*deg2rad) by _rA in cost_mean_heat/saltflux.F, fix the
115       imbalance diagnostics for wmean_h/sflux = 0
116     - add actual values to f_obcsn/s/w/e in ecco_cost_final.F
117     - catch the case of empty filenames in ecco_cost_init_fixed.F
118       and ecco_readparms.F
119     - fix the logic of wsalt=0.and.wsalt2=0 to wsalt=0.or.wsalt2=0 (and theta)
120       to make this statement meaningfull in ecco_cost_weights.F
121    o pkg zonal_filt:
122      - change ZONAL_FILTER S/R interface (allows to filter 2-D fields)
123      - when using rStar, filter uVel*hFacW instead of uVel
124       (tested without topography: fix a Pb of growing instability with NLFS)
125    o pkg/aim/thsice:
126     -Add capacity to read a Q-Flux to be applied in slab-mixed layer thsice_slab_ocean.F
127      (works as SST restoring)
128    o pkg/thsice:
129     -add specific parameter for salt restoring in slab mixed-layer
130       (by default equal to the temperature restoring)
131    
132    checkpoint61v
133    o pkg/kpp:
134     -add double diffusive contributions as a hack, turned off by default
135      for now, and the code can be excluded with a CPP-flag
136      EXCLUDE_KPP_DOUBLEDIFF just as EXCLUDE_KPP_SHEAR_MIX
137     -add a verification experiments to "vermix" to test this code
138    o pkg/mom_common:
139      Move computation of length scales to mom_init_fixed.F (avoid recomputation
140      at each time-steps*levels).
141    o pkg/layers:
142      Created a new package for computing volume fluxes in temperature or
143      [not yet implemented] density layers, e.g. for calculating residual
144      overturning circulations.
145    o pkg/diagnostics:
146      implement a RS type version for the set of DIAGNOSTICS-FILL subroutines
147    o fix few RS/RL type mismatch (check with ifort 11.1 "-warn all" option)
148    o pkg/mdsio (& pkg/rw): rework high level S/R interface:
149      To avoid mixing type (RS/RL) of input/output array argument,
150      replace single mixed-type array with a pair from each type (RS/RL).
151    o setting pickupSuff force to start from a pickup (even if nIter0=0): this
152      is now implemented for all pkgs (previously only done for the main pickup)
153    
154    checkpoint61u
155    o pkg/obcs:
156      - change OB?eta from _RS to _RL and put them into a separate commen block
157      - add code to read OB?eta from a file via obcs_prescribe_read: the code
158        compiles and does not destroy any other experiments, the data is read
159        properly, but the code is not tested in actual applications
160    o ini_mnc_vars.F: if available (ALLOW_CAL), use startTime_1 and 2 to
161      create a meaningful unit attribute for the time coordinate variable
162    o pkg/ebm: add plenty of missing "_d 0" ;
163       update results of experiment global_ocean_ebm (fwd + adjoint tests)
164      Notes: several pieces of code only works for (very) specific set up
165       (domain size, lat range, etc ...); should be documented & stop if one
166       of those assumptions is not meet.
167    o pkg/seaice: add missing "_d 0" in HSNOW initialisation
168       update results of experiments: lab_sea (3 fwd tests + 2 adjoint tests)
169          and offline_exf_seaice (seaicetd + adjoint).
170    o add missing "_d 0" in ShortWave flux penetration (S/R SWFRAC):
171       update results of experiments: lab_sea (4 fwd tests + 3 adjoint),
172        seaice_obcs, global_ocean.cs32x15 (icedyn & thsice) and natl_box (x2).
173    o few changes to pass when compiling with strick checking of arguments
174       across S/R (allow to find few bugs in S/R calls).
175    o pkg/seaice:
176     - seaice_evp: move if-statement out of loop (TEM) at the cost of 11 new
177       2d-fields, for slightly better performance
178    
179    checkpoint61t
180    o pkg/seaice:
181     - remove unused variables in seaice_evp
182     - reduce number of SQRT in seaice_evp and seaice_calc_viscosities
183    o eeset_parms.F, open_copy_data_file.F & ini_parms.F:
184       named file replacing SCRATCH files (for TARGET_BGL & TARGET_CRAYXT):
185       each processor opens a different file (a fix from Matt).
186    o cg2d:
187       use simple EXCH (overlap size = 1 and ignore corners), like in cg3d.F :
188       this reduces number of EXCH calls by 2 when using exch2.
189       For now, keep previous size array for gc2d_nsa.F to avoid Pb with store
190       directives and missing simple EXCH (exch_s3d_rx) adjoint code.
191    o pkg/thsice:
192       add code for Near Infra-Red albedo (from Jeff)
193       (turned on with run-time flag: thSIce_calc_albNIR, in data.ice).
194    o ini_model_io:
195       move (from packages_readparms.F & initialise_fixed.F) to ini_model_io.F
196       MNC & MONITOR initialisation calls; move MNC calls from {pkg}_readparms.F
197       to {pkg}_init_fixed.F for {pkg}= kpp, seaice & shelfice.
198    
199    checkpoint61s
200    o pkg/exch2 (exch2_rxN_cube*):
201       remove last BARRIER (no need to synchronise after getting data from shared
202       buffer (get) as long as any change to buffer (put,recv) is between BARRIER)
203    o change tiling of natl_box (from 2 to 4 tiles) to get it tested with MPI+MTH
204      and generate new output (for the 2 tests) using default rotationPeriod.
205    o pkg/exch2:
206      - always call exch2_*_cube, not exch-1 anymore, if useCubedSphereExchange=F
207        (was already the case with AUTODIFF_EXCH2 defined)
208      - add bj in exch2 arrays and S/R.
209      - can now use pkg/exch2 for regular (non CS) set-up; switch test experiment
210        MLAdjust to exch2 (identical results except with MPI -> truncation diff);
211    o add pkg/longstep for ptracer timestep a multiple of U/V/T/S timestep
212      - adds deltaT argument to the subroutines TIMESTEP_TRACER DWNSLP_APPLY
213        GAD_ADVECTION GAD_CALC_RHS GAD_IMPLICIT_R GAD_SOM_ADVECT
214      - verification experiment natl_box.longstep
215    o build_options: ifort+mpi_aces optfile (following Constantinos advise):
216      allow different versions of ifort (8 or 9) and different versions
217       of mpi (mpich or mpich2) to be used with the same optfile.
218      requires to load a netcdf module and set MPI_INC_DIR (see comments inside
219       optfile). Change testing scripts (example_scripts/ACESgrid) accordingly.
220    o pkg/seaice:
221      fix previous modif (3-level field removed) for old-pickup reading
222    
223    checkpoint61r
224    o pkg/seaice:
225     - clean up the 3-time levels of UICE,VICE,HEFF,AREA in three steps:
226      1. introduce fields for time step (N-1)
227      2. do not use levels 2 and 3 anymore (but keep them)
228      3. replace 3D versions of UICE,VICE,HEFF,AREA by 2D versions. This
229         includes changes to pkg/thsice/thsice_get_velocity.F,
230         model/src/external_forcing_surf.F, pkg/obcs/obcs_apply_seaice.F, and
231         pkg/obcs/obcs_apply_uvice.F.
232     - completely remove code for leap-frog time stepping for second order
233       advection
234     - adjusted adjoint accordingly;
235       gradient checks have improved by an order of magnitude!
236    
237    checkpoint61q
238    o pkg/seaice: fix bug in free slip boundary conditons for LSOR solver
239     - the boundary conditions along open boundaries are unclear, because the
240       associated masks are set to zero and are thus treated as closed when
241       applying the slip-boundary conditions.
242     - move initialisation of grid variables from seaice_init_varia to _fixed
243    o adding doc/diags_changes.txt
244    o model/src:
245      do_the_model_io: rename few pkg S/R which are called from do_the_model_io,
246       to avoid "_diags" naming if no relation to pkg/diagnostics.
247      ini_theta,ini_salt: fix (at least compile the code) reading from NetCDF
248       file and only call PLOT_FIELD_XYZ if debugMode=T.
249      remove few PLOT_FIELD_XY calls outside initialisation.
250      remove few unnecessary BARRIER.
251    o pkg/salt_plume: add SaltPlumeSouthernOcean to allow disabling
252      of salt_plume package in Southern Ocean
253    o pkg/thsice:
254     - fix hOceMxL in overlap (needed for sea-ice advection);
255       update output of experiment global_ocean.cs32x15.icedyn.
256    o pkg/seaice:
257     - make the (placeholder-)tracer IceAge a little more meaningful
258      by avoiding ridging of age due to convergent ice flow
259     - add diagnostics for surface temperature, atmospheric and oceanic
260       heat flux, and atmospheric and oceanic ice growth
261    
262    checkpoint61p
263    o eesupp (global_max & global_sum):
264     - add one more element to buffer (start at index 0) for GL_MAX/SUM output;
265     - remove starting & endding barrier (no longer needed)
266    o pkg/mdsio, writelocal:
267       works also in multi-threaded when LOCBIN_IO_THREAD_SAFE is undefined
268       (remove the STOP): uses shared buffer IO to store data from all threads
269       and then let master-thread write nThreads tiles.
270    o pkg/mdsio (read/write field):
271     - tiled IO done in 1 piece (all levels at a time);
272     - new header file "MDSIO_BUFF_3D.h" with 3-D buffers.
273     - multi-threaded: allow to read/write local (non-shared) array
274       (was already working with singleCpuIO ; now works also without);
275       => no longer needs barrier call after reading a file (added inside
276       mds_read/write field).
277     - move barrier calls outside gather/scatter_2d to mds_read/write_field
278    o pkg/obcs/exf
279      - exf_getffieldrec.F: add a few ". _d 0" and
280                            add code to catch the case fldperiod = 0.  
281      - obcs_precribe_read.F: change if statements so that they match
282                              the variable type (_RL)
283      - add a separate exf_iprec_obcs to exf_set_obcs (by default equal to
284        exf_iprec) as part of namelist EXF_NML_01
285    o pkg/mdsio:
286      - read/write tiled (local) files: read/write 1-level tile chunk at a time
287        (instead of segment of length sNx); expected to speed up tiled IO.
288    o pkg/exch2:
289      - take buffer copy from/to array out of S/R exch2_send/recv into new
290        S/R exch2_put/get ; Exch of local variable now works with MPI+MTH
291        (tested by removing commom block statement in SOLVE_FOR_PRESSURE.h).
292      - ad version of send/recv no longer needed (but needs exch2_ad_put/ad_get)
293      - simplify argument list of S/R exch2_get_uv_bounds and exch2_get_scal_bounds
294        (which replaces exch2_get_recv_bounds & exch2_get_send_bounds) by
295        including Topology header file (and common blocks).
296      - implement EXCH_IGNORE_CORNERS in scalar exchange (rx1);
297        remove 2nd exch call in exch2_s3d_rx (no longer needed).
298      - document S/R arg. list (+ update some comments)
299    o pkg/seaice:
300      - added SEAICE_CLIM_AIR code, which permits modulation of surface air
301        temperature and humidity over sea ice based on climatological values.
302      - clean up computation of Hibler+Bryan (1987) stress coupling for the case
303        of LSR (this change is expected to change the results slightly because now
304        it uses slightly difference moduli from the second last LSR solution, but
305        that is more consistent with the stress computations; this part of the code
306        is not tested in the verification experiments)
307      - fix diagnostics for flux of ice in case of B-grid
308      - turn strain rates eij and press into global fields within global
309        common block in SEAICE.h for more straighforward diagnostics
310      - fix diagnostics for principal stress components, press, zeta, eta
311        to give something meaning full
312    o change tiling of global_ocean.cs32x15 (12 tiles, 32x16) and generate
313      new output (all 4 tests) using default rotationPeriod.
314    o pkg KPP:
315      - add flag (LimitHblStable) to avoid limiting BL depth under stable conditions
316      - fix vertical indices in RI_IWMIX (match between KPP grid from 0 to Nr+1
317        and normal grid from 1 to Nr)
318    o Fix computations of L4rdt in mom_calc_visc.F
319    o eesupp:
320      new S/R ALL_PROC_DIE (like EEDIE, without irrelevant threads err msg):
321      should be called before a "stop" if we know that all process are going
322      to stop; if one Proc does call this S/R, will hang in MPI_FINALISE.
323    
324    checkpoint61o
325    o pkg/exch2: change check_depths to issue just a warning (instead of error+stop)
326    o model/src/ini_curvilinear_grid.F:
327       compute angleSin/CosC when they are not read from a file
328    o pkg/seaice:
329       add pseudo time stepping for LSOR
330    o pkg/exch2:
331       temporary fix for exch2_s3d_rx; update results of exp. hs94.cs-32x32x5.impIGW
332    o pkg/seaice:
333       Adding separate sea ice albedo, drag coefficients, and HO in Southern
334       Ocean from those in Arctic Ocean.  See *_south in SEAICE_PARAMS.h
335    o SingleCpuIO:
336       fix bug put before chkp61n (May 11), when more than 2 MPI cpu are used.
337    o pkg/seaice:
338       put exchanged variable in (local) common block for MPI+Multi-Threads
339       to work (necessary with exch1, and for now with exch2 too).
340    o verification: to get more experiments tested with mpi, mth and mpi+mth,
341      change tiling of:
342       aim.5l_Equatorial_Channel, aim.5l_LatLon, dome, exp4, global_ocean.90x40x15,
343       hs94.cs-32x32x5, MLAdjust, offline_exf_seaice & tutorial_plume_on_slope
344      update output of exp:
345       exp4, global_ocean.90x40x15(+.dwslp), MLAdjust(all 5),
346       tutorial_plume_on_slope and hs94.cs-32x32x5 (use default rotationPeriod)
347      + ideal_2D_ocean: use default rotation period + test Global_Sum_SINGLECPU
348                       (note: output.txt generated on faulks using only 1 tile)
349    o eesupp & mdsio (SingleCpuIO):
350     - remove MISSING_TILE_IO (from MDSIO_OPTIONS.h), replaced by run-time
351       parameter "W2_useE2ioLayOut" (read from file "data.exch2").
352       Note: was not effective for globalFile & useSingleCpuIO=F; now fixed.
353     - move MDSIO_SCPU.h (pkg/mdsio) to EEBUFF_SCPU.h (eesupp/inc).
354     - fix GLOBAL_SUM_SINGLECPU when using Exch2; re-use same buffers and same
355       gather/scatter S/R as with SingleCpuIO (=> 1 less 2D global RL array).
356    o pkg/exch2:
357     - new code to set-up W2-Exch2 topology (replace matlab-topology-generator):
358       read parameter file "data.exch2" if it exists; otherwise try default regular
359       cube without blank-tile; new header file "W2_EXCH2_SIZE.h";
360     - update matlab-topology-generator (exch2_setup_cs6_print.m) to be compatible
361       with new code (not to be used, just as a backup solution).
362     - add examples (e.g., for lat-lon-cap_120) of parameter file "data.exch2"
363       in utils/exch2/input.
364    
365    checkpoint61n
366    o eesupp & mdsio (SingleCpuIO):
367      - move mapping to global io-buffer inside gather_2d/scater_2d: this save
368        memory (1 less 2D global RL array); skip 1 buffer copy; and only send/
369        receive real*4 array (instead of real*8) to read/write 32.bit files.
370        (new template for gather_2d/scater_2d, new set of S/R MDS_PASS_R4,8toRL,S
371         and remove new mapping S/R)
372    o pkg/mdsio: in preparation for topology-generator within pkg/exch2:
373      - Change declaration of SingleCpuIO buffer, reduced to only 1 dim.:
374        xyBuffer_size, which is set to W2_ioBufferSize from W2_EXCH2_PARAMS.h
375        when using exch2. Add S/R to map global io-buffer to global model array.
376      - uses exch2_global_Nx,y instead of exch2_domain_nxt,nyt.
377    
378    checkpoint61m
379    o write_utils : change WRITE_1D_R8 to WRITE_1D_RL
380      and add 3 other S/R for other types (R4,R8,RS).
381      Change calls to WRITE_0D/1D_R[4,8,S,L] to match the type of argument.
382    o eesupp/inc/CPP_EEMACROS.h (EXCH & GLOBAL_SUM/MAX macros):
383     - ensure suffix (_R4,_R8,_RS,_RL) correspondance between macro and S/R ;
384     - reduce number of macro definitions (keep only those which are used);
385       can always call directly the corrresponding S/R if needed.
386     - everywhere in the code: change macros (EXCH & GLOBAL_SUM/MAX) suffix
387       _R4/_R8 to _RS/_RL when applied to _RS/_RL variable.
388     Fixed wrong type of arg in:
389       atm2d/put_ocnvars.F cheapaml/cheapaml.F ocn_compon_interf/ocn_apply_import.F
390       ctrl/ctrl_map_ini_ecco.F seaice/seaice_do_diags.F seaice/seaice_model.F
391     To fix: global_sum of var in common block is wrong (multi-threaded) in:
392       dic/dic_atmos.F ebm/ebm_area_t.F ebm/ebm_zonalmean.F sbo/sbo_calc.F
393     To fix: aim_v23/aim_do_co2.F (BARRIER & GLOBAL_SUM within bi,bj loops)
394    o adjustment.cs-32x32x1: test "blank tiles" when compiling with mpi; 2nd
395      "nlfs" mpi test is going to stop when checking for unconnected tile egdes.
396    o eesupp/src: new S/R to stop everyone when 1 (or more) Proc. find an error
397    o pkg/exch2: new S/R EXCH2_CHECK_DEPTHS to check that unconnected tile
398      edges are closed (zero depth); might happen with "blank tiles";
399      for now, disabled if using OBCS.
400    o tools/gemake2: delete modifs from March 27-29 2009 (with option "-mpi":
401      link *_mpi files from "MODS" dir) to return to a strait-forward behavior.
402    o move read_write.F to write_utils.F ; new parameter (maxLengthPrt1D)
403      to reduce length of 1.D array print in STDOUT.
404    o adjustment.cs-32x32x1: changed to oceanic test with 1 continent
405      + use 48 tiles (16x8): this will allow to test "blank tiles".
406    o start to test MPI + multi-threaded (change testreport to skip tests
407      where number of tiles do not match).
408    o genmake2: add option "-omp" to turn on Open-MP ;
409      passed to testreport (if using -mth) ; merge few (*+mth) optfiles.
410    o pkg/exch2 (+ utils/exch2): ignore blank tiles (instead of removing them)
411      and keep the original tile numbering. Note: compatible with old
412      W2_EXCH2_TOPOLOGY.h & w2_e2setup.F topology files.
413    
414    checkpoint61l
415    o Overlaps had been forgotten in calculating ijk keys : fixed
416    o fix cyrus makedepend for gcc 4.4
417    o experiment fizhi-cs-aqualev20:
418      switching to new version of S/R GETPWHERE (#define TRY_NEW_GETPWHERE)
419      and generate new output. Note: new output is much closer to the old
420      one (v1.8) generated with pgf77 -O2 on Mar 14 2007 than it is from
421      the previous one (v1.9) generated with pgf77 -O0 on Jun 13 2007.
422    o pkg/fizhi:
423     - change to avoid indices going deliberately over array-bounds
424     - remove unnecessary MPI stuff
425     - perpetual spring equinox with "#define FIZHI_USE_FIXED_DAY"
426     - new version of S/R GETPWHERE available with #define TRY_NEW_GETPWHERE:
427       does not go over array-bounds and therefore returns reliable output.
428     - in fizhi_driver.F & fizhi_turb.F, fix "get_alarm" calls:
429       this S/R has 4 output arguments, which are used inside "get_alarm";
430       when it is called with the same variable "ndum" in place of several
431       output arguments, this produces weird side effect inside "get_alarm"
432      (e.g., datein=dates(n) is overwritten by timein=times(n) since both
433       datein & timein, resp. 2nd and 3rd arg., are pointed to the same "ndum"
434       address) and produces error.
435    o tools/gemake2: (March 27-29 2009)
436      with option "-mpi": link *_mpi files from "MODS" dir (this is what
437      testreport does).
438    o lab_sea experiment: change from 2x1 tiles to 2x2 tiles and regenerate output
439    o pkg/seaice: fix bug in new version of S/R SEAICE_LSR.F:
440       update lab_sea.lsr & lab_sea.salt_plume results
441    o pkg/seaice:
442      Major overhaul of the LSOR solver: change discretization from original
443      finite differences to finite volume. The old routine is still in the
444      file seaice_lsr.F and can be turned on with the CPP-flag
445      SEAICE_OLD_AND_BAD_DISCRETIZATION
446      Along with this change, the discretization of the strain rates is changed.
447      The same flag turns on the old discretization in seaice_calc_strainrates.F
448      All verification experiments with seaice are affected (except for
449      seaice_exf_offline); global_ocean.cs32x15/input.icedyn recovers the old
450      results by setting the above flag.
451      Further changes involve changes in defaults:
452      - ALLOW_FLOODING is defined and turned on by default
453      - SEAICEadvSnow = .true. is now the default
454      - SEAICEadvSalt = .true. is now the default
455      - SEAICEadvAge  = .true. is now the default
456      - SEAICE_clipVelocities  = .false. is now the default
457                                         (as per J. Zhang's recommendation)
458      - B-grid, and thus not tested: SEAICE_TEST_ICE_STRESS_1/EXPLICIT_SSH_SLOPE
459        is defined, SEAICE_TEST_ICE_STRESS_1 is renamed into SEAICE_BICE_STRESS
460      - seaice_growth: replace computation of UG by a simple copy from wspeed
461    
462    checkpoint61k
463    o pkg/seaice: a few bug fixes mostly concerning the metric terms:
464      seaice_lsr: fixed a few metric terms,
465                  affects lab_sea.lsr, lab_sea.salt_plume, seaice_obcs
466                  add more debugging diagnostics
467      seaice_evp: removed superfluous many metric terms of FV discretization
468                  of stress divergence
469                  affects lab_sea, lab_sea.hb87
470      seaice_ocean_stress: removed superfluous many metric terms of FV discretization
471                  of stress divergence for non-evp solver
472                  (this part is not tested anywhere)
473      seaice_calc_strainrates: fixed a bug in no-slip boundary conditions,
474                  they were effectively only half slip
475                  affects lab_sea.hb87
476      updated all relevant verification experiments (except lab_sea//output_adm.txt
477        which was left over, but fails at level 7 & 6)
478    
479    checkpoint61j
480    o pkg/seaice: turn a few hard wired parameters into run time parameters
481    o pkg/seaice/exf/monitor: turn netcdf coordinate variable T into model
482      time in seconds as promised by the usints in seaice_monitor and exf_monitor
483    o pkg/mnc: fix the coordinate variables for multi-tile curvi-linear grids
484      that are not cubed-sphere grids
485    o pkg/seaice: fix a bug for the rare case of SEAICE_VECTORIZE_LSR
486    o pkg/ctrl:
487      fix bug in ctrl_depth_ini.F (EXCH_XYZ was applied to 2-D field xx_r_low)
488    o non-hydrostatic (calc_gw.F):
489      fix viscA4 on CS-grid + fix diagnostics: Wm_Diss & Wm_Advec
490      update output of exp. global_ocean.cs32x15.viscA4
491    o remove backward compatibility for thetaMin,phiMin
492      (replaced by xgOrigin,ygOrigin on Jan 27, 2009)
493    o pkg/exf: fix a serious bug in exf_set_uv.F: do a rotation of the
494      interpolated wind field not only for curvilineargrid=.true., but also
495      for a rotated grid (rotateGrid=.true.)
496    o pkg/exf: add capability to bypass interpolation for runoff
497      by setting yet another CPP-flag
498    o eesupp/src, B-grid exchange:
499      add simple (6 tiles, non MPI) CS exch + standard interface S/R.
500    o autodiff
501      new CPP option ALLOW_TAMC_SINGLEPREC_COMLEV
502      allows to switch to single-prec common blocks;
503      corresponding switch occurs in tamc.h, integer isbyte
504      TAF store directivs "byte" and "kind" seem equivalent;
505      Most tamc.h have been updated correspondingly.
506    
507    checkpoint61i
508    o autodiff:
509      fix autodiff_sore/_restore indices for obcs
510      (spotted by I. Hoteit, M. Mazloff)
511    o pkg/autodiff, pkg/ctrl:
512      Add flag to reduce all tapelev I/O to single-prec.
513      In data.ctrl set
514        doSinglePrecTapelev = .TRUE.
515    o model/src/ini_curvilinear_grid.F, new grid-file format without EXCH2:
516      check in hack for SX8 compiler (for dxV, dyU); remove it afterwards.
517    o pkg/shelfice: fix bug with SHELFICEconserve flag, prepare for
518      real fresh water flux (not yet)
519    o pkg/mdsio & rw:
520     - add argument & option to S/R MDS_WRITEVEC_LOC (avoid Open/Close & write-meta)
521     - add simple interface S/R to MDS_WRITEVEC_LOC in pkg/rw: WRITE_GLVEC_RX.
522    o pkg/flt:
523     - replace FLT_INIT by 3-steps standard initialization S/R: readparms,
524       init_fixed & ini_varia.
525     - clean-up & simplify linear interpolation S/R:
526       move flt_bilinear.F -> flt_interp_linear.F ; add arg. myThid.
527     - fix some indices (mainly vertical index) ; add IMPLICIT NONE.
528     - more efficient I/O, using new options of MDS_WRITEVEC_LOC S/R.
529     - add vert. coordinate & horiz. indices to output files.
530     - change vertical position in initial condition, from index to depth [m].
531     - store horizontal (decimal) indices i,j in common block (instead of coord. x,y)
532       (easier to get to a curvilinear grid) ; delX,delY no longer used.
533    o pkg/ggl90: a few modifications:
534     - fix bottom boundary condition, and interpolation of KappaE
535       near top and bottom
536     - use same set of viscosity/diffusivity for TKE/momnetum/tracer
537     - add smoothing option as in Blanke and Delecluse (1993) (--> ALLOW_GGL90_SMOOTH)
538     - add a few options for mixing-length upper limit (--> mxlMaxFlag)  
539    o rename thetaMin,phiMin -> xgOrigin,ygOrigin
540      (maintain temporary backward compatibility, until next checkpoint)
541    
542    checkpoint61h
543    o pkg/diagnostics with "periodic averaging diagnostics":
544      fix S/R DIAGNOSTICS_COUNT ; hack diagnostics_out.F to get NetCDF output.
545    o pkg/my82: add missing "_d 0" ; update output of exp. vermix.my82
546    o pkg/obcs: fix loop ranges for balancing code
547    o pkg/flt:
548     - improve criteria for finding which tile owns a float.
549     - fix FLT_EXCH for case without MPI ; apply cyclic BC + fix also the MPI case.
550    o Add well-mixed CO2 box in aim_v23 (which includes changes in pkg
551      aim_compon_interf, ocn_compon_interf, gchem, and dic to get coupling
552      with ocean biogeo)
553    o pkg/flt:
554     - do some cleaning and fix the restart ;
555     - add output.txt in flt_example/results to get this pkg tested.
556    o genmake2: add an EXTENDED_SRC option and flag.
557       for now, cannot be turned on on command line (only through genmake_local)
558    o pkg/mdsio: read/write vector:
559     - singleCpuIO: fix RL/RS in MDSWRITEVECTOR by calling new S/R MDS_BUFFERtoRL/RS
560     - singleCpuIO=F: fix arrType & filePrec & _BYTESWAPIO in both MDSREADVECTOR
561       & MDSWRITEVECTOR by calling new S/R MDS_RD/WR_VEC_RL/RS.
562     - affects gradient of test-exp "bottom_ctrl_5x5" (not due to _BYTESWAPIO)
563      (drop to 4 digits matching for grad). But this test does not look very
564      reliable (was already failling on eddy, fc5, at 6.digits). Update output.
565    
566    checkpoint61g
567    o pkg/flt:
568      - move FLT_CPPOPTIONS.h to FLT_OPTIONS.h (standard name)
569       + make OPTIONS file more standard.
570      - rename S/R MDSREADVECTOR_FLT to FLT_MDSREADVECTOR (to mach src file name)
571      - fix _BYTESWAPIO CPP-Flag
572      - standard reading of file-parameter "data.flt"
573      - fix argument list of S/R FLT_RESTART
574      still need to fix _BYTESWAPIO in pkg/mdsio/mdsio_writevector.F
575    o pkg/obcs: fix a CPP-flag, bug reported by Jeff Blundell
576    o gather_2d.F/scatter_2d.F: suppress vectorisation on NEC SX in respond to
577      a still unfixed compiler/optimization bug
578    
579    checkpoint61f
580    o pkg/seaice, LSR solver: fix bug in GLOBAL_MAX calls ;
581      update results of global_ocean.cs32x15.icedyn test.
582    o move getcon.F from model/src to pkg/fizhi.
583    o pkg/exf: add parameter for extrapolation of temp up to the surface
584       and option to prevent negative evap (in bulk_largeyeager04 only).
585    o Prather Advection scheme: fix tracer conservation for divergent flow
586      (e.g., when using NonLin Free-Surface).
587    o kpp: retire KPPmld diagnostics --> use MXLDEPTH instead
588    o gmredi (Visbeck-variable-K):
589     - add more parameters to Visbeck-variable-K.
590     - use a 5 points average for dSigmaR in Visbeck-K calculation
591       (more "homogenous": same stencil and same weights as in dSigmaH)
592     - update output of ideal_2D_oce experiment.
593    o fix CPP-flag REAL4_IS_SLOW, when _RS expands into real*4
594      (#undef REAL4_IS_SLOW)
595     - pkg/mnc/mnc_cw_cvars.F: write _RS-grid variable as netcdf-real*4
596       coordinate variable
597     - pkg/monitor/monitor.F: call mon_printstats_rs for _RS variables
598       (surface forcing fields), removes some of the functionality
599     - model/src/write_grid.F: write _RS variables as RS-netcdf variables
600     - model/src/diags_oceanic_surf_flux.F: fix a few diagnostics, but
601       probably not all: copy _RS surface flux fields to RL field before
602       calling DIAGNOSTICS_FILL
603     - model/inc/CPP_EEMACROS.h: make the _EXCH_*_RS macros expand into
604       real*4 (CALL EXCH_*_RS) versions.
605     - tested in 2 experiments: inverted_barometer & solid-body.cs-32x32x1
606       (generate new output).
607    
608    checkpoint61e
609    o gmredi (Visbeck-variable-K):
610      - fix the "OLD_VISBECK_CALC" option + move the #undef to GMREDI_OPTIONS.h
611      - change computation of Visbeck-K where Slope > Smax :        
612        now: N*min(Slope,Smax) (similar to OLD_VISBECK_CALC with gkw91 taperFct)
613        previously was: M*sqrt(min(Slope,Smax)) ; update ideal_2D_oce output.
614    o bottom-drag in P-coord.: change units of bottomDragLinear & bottomDragQuadratic
615      to be the same as with Z-coord. (i.e., m/s & no-units respectively).
616    o calc_viscosity: fix index range (was wrong for CD-Scheme & explicit Visc)
617    o pkg gmredi, linear & fm07 tapering: put an upper limit on Slope^2 so that Kwz
618      does not become too large (to avoid precision problems in implicit-diffusion
619      solver); update ideal_2D_oce output.
620    o pkg ggl90:
621      - in ggl90_cal.F: compute only one set of visc/diff, used to
622        step forward TKE/T/S/momentum
623      - default value of GGL90viscMax/GGL90diffMax larger and equal (to
624        have Prandlt =1)
625    o gmredi (fm07):
626      - add lower limit on Transition layer thickness + lower limit on 1/lambda
627      - allow to set few more params from data.gmredi
628    o pkg ggl90:
629          - add missing sqrt(2) factor in computation of mixing length
630            scale in ggl90_calc.F
631            (see Eq. (2.35) in Blanke and Delecluse, JPO, 1993)
632    
633    checkpoint61d
634    o adjoint modifs
635      - adapt to new field rhoInSitu
636      - allow to revert from StoreDynVars2D, StoreDynVars3D
637        to individual fields
638        (switches AUTODIFF_USE_OLDSTORE_2D, AUTODIFF_USE_OLDSTORE_3D)
639    o store 3-D (in-situ) density in commom block (DYNVARS.h)
640     - save 1 rho computation.
641     - no longer modify T & S inland when using down_slope pkg.
642    o gad_som : allow to switch to SOM advection for T & S without corresponding
643      pickup files (using new S/R: MDS_CHECK4FILE).
644    o keep removing _BEGIN/_END_MASTER between MDSIO S/R call
645      (for useSingleCpuIO to work in multi-threaded)
646    o pkg/shelfice:
647     - disentangle parameters: retire shelfIceFile in data/PARM05 and substitute
648       with SHELFICEtopoFile in data.shelfice
649     - move code for reading ice shelf topography and modifying hFacC into separate
650       subroutines of the shelfice package
651     - separate initialisation of "fixed" and "variable" variables
652     - kTopC is not (yet) replaced by kSurfC, although this is possible
653    o fix broken diagnostic SIatmFW and changed the units from m/s to kg/m^2/s
654    o add initialisation of deepFac if using Pcoords (new S/R set_grid_factors)
655      and rename:
656      ini_phiref.F          --> set_ref_state.F  (+ set anelastic factors)
657      ini_reference_state.F --> load_ref_files.F (- set anelastic factors)
658    o change FIND_RHO_SCALAR : return rho (instead of rho - rhoConst)
659    
660    checkpoint61c
661    o add option ALLOW_ADDFLUID and run-time selector "selectAddFluid"
662      to add mass source/sink of fluid in the interior (3-D generalisation
663      of oceanic real-fresh water flux).
664    o pkg/monitor: fix recip_dr argument in mon_advcflw2 call (-> advcfl_W_hf_max)
665    o vermix test experiment: switch from LINEAR EOS to MDJWF (not tested before)
666    o new pkg: down_slope
667      density-driven downsloping flow parameterisation (Tellus, 1999, 412-430).
668      - presently, modify T & S inland (dwnslp_calc_rho.F).
669        can be avoided if rho was stored in common bloc and used in calc_phi_hyd.
670      - implementation for ocean in P-coords not tested.
671      - add secondary test to global_ocean.90x40x15 (input.dwnslp) to check this pkg.
672    o move kSurfC,kSurfW & kSurfS from SURFACE.h to GRID.h (next to kLowC)
673      (to facilitate conversion of oceanic pkg to p-coordinate).
674    o change FIND_RHO to FIND_RHO_2D :
675      pass arguments tFld & sFld as local (tile) 2D-arrays ; +fix EOS_CHECK.
676    o new pkg: cheapaml
677    
678    checkpoint61b
679    o exch2:
680      change index bounds in rx2_cube exchanges (new S/R: EXCH2_GET_UV_BOUNDS)
681      - no longer depend on the order sequence (N,S,E,W).
682      - 3rd exchange no longer needed (tested with 24 tiles).
683      - same modif to hand-written adjoint S/R (global_ocean.cs32x15: zero diff)
684      - exch_UV_A-grid readily available (but not yet tested).
685      comment out 3rd exch call and remove copy of V to U at SE & NE face-corners
686      (both are no longer needed) in exch_uv: no effect in forward run; but
687       get truncation error differences with adjoint exch.
688    o exch2:
689     - change index-bounds storage (moved from target to local tile,
690       more intuitive this way) ; rename/remove some variables.
691     - change utils/exch2/matlab-topology-generator & code_mods accordingly.
692    
693    checkpoint61a
694    o exch2/matlab-topology-generator:
695      fix bug in index bounds for N-S internal exchange (hard to tell if this
696      had any effect on the solution).
697    o pkg/mnc: small fix in mnc_handle_err: make sure that length of msgbuf
698      is exceeded
699    o testreport: modify syntax of awk, so that it works also with
700      awk, and not only with nawk and gawk
701    
702    checkpoint61
703    o autodiff
704      Change default for TAF usage by removing argument '-nonew_arg'
705      This changes TAF subroutine argument list (ordering of active var.)
706      Omission of this flag leads to incompatibility w.r.t. TAMC
707      To restore TAMC-compatibility, need following modifs:
708      * use adoptfile tools/adjoint_options/adjoint_tamc_compatibility
709      * use CPP option #define AUTODIFF_TAMC_COMPATIBILITY
710      Tested TAF version is 1.9.22
711      N.B.: exch2 hand-written adjoint code currently not TAMC compatible
712    
713    checkpoint60
714    --->>> This is the last checkpoint for which generating the adjoint
715    --->>> is done via the TAMC-compatibility TAF-flag "-nonewarg"
716    --->>> by default.
717    --->>> Future checkpoints will ommit this flag by default.
718    o pkg/generic_advdiff, os7mp: simplify and avoid division by zero.
719    o pkg/grdchk: Add gradient check to etan0 perturbations.
720    o pkg/exf: read ice area from file (#ifdef ALLOW_ICE_AREAMASK).
721    o pkg/autodiff: more flexibility in zeroadj.
722      model/src: modifying do_oceanic_phys.F accordingly.
723    o pkg/ctrl: Bounds for (kapgm,kapredi,eddypsi) parameter estimation.
724    o model/src and pkg/gmredi: GMREDI_WITH_STABLE_ADJOINT CPP option
725      special setup of gmredi for which the adjoint is stable
726      enough for parameter optimization.
727    o bridging the gap between eddy stress and GM.
728      -> eddyTau is replaced with eddyPsi (eddyTau = f x rho0 x eddyPsi)
729          along with a change in CPP option (now ALLOW_EDDYPSI).
730      -> when using GM w/ GM_AdvForm:
731          The total eddy streamfunction (Psi = eddyPsi + K x Slope)
732          is applied either in the tracer Eq. or in momentum Eq.
733          depending on data.gmredi (intro. GM_InMomAsStress).
734      -> ALLOW_EDDYPSI_CONTROL for estimation purpose.
735      The key modifications are in model/src/taueddy_external_forcing.F
736      pkg/gmredi/gmredi_calc_*F pkg/gmredi/gmredi_*transport.F
737    
738    checkpoint59r
739    o new S/R (pkg/mdsio/mdsio_facef_read.F) reading of sNx+1 x sNy+1 array
740      from per-face file (take S/R READSYMTILE_RS out of ini_curvilinear_grid.F);
741      fix option to read coriolis(@ cell-corner) from files with CS-grid.
742    o pkg/mnc: add some attributes to standard 1D-coordinate variables
743    o pkg/diagnostics: enforce missing_value attribute for scalar variables at
744      mass points, when using mnc for output
745      - add runtime parameter (missing_value, missing_value_int) to override
746        default (which is the value of getcon('UNDEF'))
747    o pkg/mnc: prepare mnc for the actual use of missing values with the
748      diagnostics package: small fix in mnc_cw_readwrite.template and more
749      initialisation of never used fields
750      - replace mnc_common.h and mnc_id_header.h with corresponding upper case
751      versions
752    o pkg/thsice/thsice_ini_vars.F added default initial values so that
753      thermodynamics sea ice solver does not blow up when some initial fields
754      are missing.
755    o move from external_forcing_surf.F to ini_forcing.F
756      the p-coord. hack consisting in using pLoad to set phi0surf ;
757      update output of tutorial_global_oce_in_p (affected @ truncation level).
758    o Freshen up a bit hs94.1x64x5, notably:
759      remove rotationPeriod and tRef=5*0. (adjoint only), and add
760      exactConserv=.TRUE.
761    o pkg/generic_advdiff:
762      change option GAD_ALLOW_SOM_ADVECT to GAD_ALLOW_TS_SOM_ADV which only
763      applies to files where Temperature & Salinity 2nd Order moments are used.
764    o pkg/ptracers: add second-order moment advection schemes (80 and 81);
765      this uses a dynamically allocated internal state data structure
766      (#define PTRACERS_ALLOW_DYN_STATE in PTRACERS_OPTIONS.h)
767      and requires a fortran 90 compiler
768    
769    checkpoint59q
770    o pkg/mom_vecinv: Add energy & enstrophy conserving scheme (selectVortScheme=3)
771       (from Sadourny, described by Burridge & Haseler, ECMWF Rep.4, 1977)
772    o Refresh tutorial_global_oce_biogeo, notably:
773      - change bathymetry (put back seamounts in ACC, use hFacs)
774      - change EOS (POLY3 --> JMD95Z)
775      - use Bryan-Lewis vertical diffusivity
776      - use multidimensional advection
777      - remove old virtual virtual in dic pkg, now done through ptracer pkg
778      - change a couple of parameters in dic pkg
779    o pkg/ctrl: change formula in adctrl_bound.F and add a parameter to ctrl_map_ini_gen.F
780    o pkg/obcs: change default to OBCSfixTopo = .true.,
781      - set OBCSfixTopo=.false. in exp4/input/data.obcs to reproduce old result
782      - replace "debugMode" with "debugLevel .GE. debLevB"
783    o implementation of TAF directives for gchem,cfc,dic
784    o remove "exp5" (replaced by tutorial_deep_convection).
785    o pkg/obcs: add code to fix topography gradients normal to open boundaries;
786      this requires computing the index fields OB_Jn/Js/Ie/Iw in obcs_readparms;
787      the code can be turned on by setting OBCSfixTopo = .true. in data.obcs
788      --> changes results in exp4, seaice_obcs
789    o tutorial_deep_convection :
790      update the set-up and increase resolution and domain size ; start
791      from pseudo initial conditions = output at t=120mn in order to see
792      something happening when running testreport.
793    o pkg/seaice: add os7mp as an advection scheme
794                  add check for advection schemes
795                  add a flag for restoring T and S underneath sea ice
796    o pkg/my82: add netcdf-support and diagnostics
797    o thsice pkg:
798      - Now hsMax limits snow height by turning it into ice following
799        flooding scheme (and now conserving energy)
800      - Slight rewriting of the formula in thsice_calc_thick.F
801      - Parameter rhowi eliminated to be replaced by floodFac = (rhosw-rhoi)/rhos
802      --> changes results of global_ocean.cs32x15.icedyn and global_ocean.cs32x15.thsice
803    
804    checkpoint59p
805    o gchem / dic / cfc :
806      - add useDIC, useCFC , read from "data.gchem" (& hold in GCHEM.h);
807      - add new parameter files: "data.dic" & "data.cfc" ;
808      - various re-arrangement in initialisation & header file ;
809      - fix tutorial_global_oce_biogeo for multi-threaded test.
810    o pkg/dic: test for "pickup_dic" file when restarting ;
811      if no pickup-file, can restart with a re-initialised pH (same as it did
812      before) providing pickupStrictlyMatch is set to False.
813    o change argument list of S/R PTRACERS_WRITE_PICKUP & MYPACKAGE_WRITE_PICKUP
814      + fix call to S/R GGL90_WRITE_PICKUP & DIC_WRITE_PICKUP
815    o add a "warning" (to Error msg file) when an Active Tracer is not using AB-2
816      and staggerTimeStep is off (needed for stability of Internal-wave dynamics).
817    o move out of PARAMS.h & data the last pieces of old-ptracer code: tauTr1ClimRelax,
818     & lambdaTr1ClimRelax ; put those 2 params in PTRACERS_PARAMS.h & data.ptracers
819       (note: not clear to me what lambdaTr1ClimRelax is still used for ...)
820    o pkg/mom_vecinv: - new parameter "selectVortScheme" to select which
821       scheme to use for vorticty-term ;
822     - compute upwindVorticity=T case within mom_vi_u/v_coriolis_c4.F
823       (with default selectVortScheme, return to original discretisation)
824     - remove weird combination (e.g.: upwindVorticity & highOrderVorticity)
825    o pkg/seaice: add a line to the summary to indicate grid type (B/C)
826    o in mom_calc_visc, fix average value of viscAh_W & viscA4_W next to the
827      bottom ; only used with variable horizontal viscosity and non-hydrostatic.
828      also fix diagnostics VISCAHW & VISCA4W.
829    
830    checkpoint59o
831    o dome/code/obcs_calc.F: avoid division by zero (detected using gfortran).
832    o change the loop ordering in most gad_*_adv_x.F to improve vectorization:
833      move a few statemens out the main loop into separate loops
834    o pkg/shelfice:
835      - sort out freshwater flux; convert freshwater fluxes to mass fluxes
836        (kg/m^2/s), does not break tests, because in verification/isomip,
837        rhoConstFresh=rhoConst (by accident)
838      - rearrange computation of tLoc, sLoc, pLoc to make code more efficient
839      - move S/R find_rho_scalar, pkg/ecco/sw_ptmp.F, pkg/ecco/sw_adtg.F into
840        new file model/src/seawater.F, so that they are available for all pkgs.
841      - convert potential temperature into in-situ temperature. This changes the
842        isomip tests => update tests
843    o add a flag writePickupAtEnd (default=true) to be able to suppress
844      writing a pickup at the last timestep
845    o tools/mpack-1.6 :
846      - disable automake (not working) and autoconf (not needed).
847      - update to version 1.6.4 which fix MD5 code on some 64 bits platforms
848        also cleaner with much less compilation warnings.
849    o pkg/profiles:
850      rename profiles_interp_mean_genericgrid as profiles_interp_mean_gg
851      (for "less than 32 characters name" compiler requirement)
852    o pkg/obcs and pkg/exf: added capability to specify seaice open boundary
853      conditions that have a different sampling frequency than S/T/U/V obcs
854    o pkg/diagnostics (stats-diags):
855      - fix global Min/Max in case 1 processor get only empty tiles
856    o genmake2: replace (4 times)
857         make genmake_tc_1.o >> genmake_warnings 2>&1
858      with
859         COMM="$CC $CFLAGS -c genmake_tc_1.c"
860         echo $COMM >> genmake_warnings
861         $COMM >> genmake_warnings 2>&1
862      to make genmake2 always see the value of CC as specified in the optfile.
863    o generic_advdiff: - prather advection scheme (SOM) coded for CS-grid.
864      - add diagnostics for 1srt & 2nd Order moments and sub-grid variance.
865      - modify verification advect_cs test to test SOM-advection on CS-grid.
866    o pkg/ctrl:
867      - Rewrite of ctrl_map_ini_ecco.F,
868        introducing a generic routine (ctrl_map_ini_gen.F).
869      - Modification of ctrl_bound/adctrl_bound handling control vector bounds.
870    
871    checkpoint59n
872    o pkg/diagnostics: for large number of diagnostics, store diagnostic mate
873      number in dedicate array "hdiag":
874      - new version of S/R DIAGNOSTICS_ADD2LIST : DIAGNOSTICS_ADDTOLIST
875        with 1 more argument (mate number); modify old version DIAGNOSTICS_ADD2LIST.
876      - many small changes (integer format) for large number of diagnostics
877      - start to use DIAGNOSTICS_ADDTOLIST (necessary for diagnostics with
878        a counter mate) in pkg diagnostics, ptracers, thsice & aim_v23.
879    o add parameter rotateGrid and Euler angles EulerPhi/Theta/Psi. For
880      usingSphericalGrid, this allows to define the rotated grid coordinates
881      via phiMin/thetaMin/dxSpacing/dySpacing, etc., but then re-compute the
882      geographical coordinates according to the inverse of the rotation defined
883      by the Euler angles, so that Coriolis parameter and online-interpolation by
884      exf works with the geographical coordinates on XC/YC/XG/YG.
885      Naturally, this feature does not work with all packages, so some
886      combinations are prohibited in config_summary (flt, flt_zonal, ecco,
887      profiles), because there the coordinates are assumed to be regular
888      spherical grid coordinates.
889    o pkg/gmredi,ctrl,ecco,autodiff,grdchk and model/src,inc:
890      - introduce isopycnal diffusion coefficient control.
891    o tools/adjoint_options:
892      - additional control vector components.
893    o pkg/mnc: have mnc create marginally meaning full coordinate variables
894      (that is the grid indices) if usingCurvilinearGrid and NOT EXCH2
895    o pkg/mypackage:
896      - add example of read/write pickup for state-var ;
897      - add entry points to the main code for state-vars diags & write-pickup.
898    o pkg/exf: rewrite of exf_getffieldrec.F to properly deal with year
899      transitions for useExfYearlyFields
900      - add new subroutine that determines the file to read from for
901        use*YearlyFields = .TRUE. and .FALSE.
902      - add a verification experiment to global_with_exf that tests
903        useExfYearlyFields with USE_EXF_INTERPOLATION defined
904    o pkg/obcs/exf: add useOBCSYearlyFields (=.FALSE.) to obcs with exf in
905      analogy to useExfYearlyFields; rearrange obcs_prescribe_read: two new
906      subroutines (which could be generated from a template, because they are
907      almost identical), for now they are included in obcs_prescribe_read.F for
908      simplicity
909    o pkg/exf:
910      - add a little more diagnostic to exf_interp_read (in analogy to
911        mds_read_field, can be turned off with debugLevel < debugLevA=1)
912      - improve vectorizability of exf_interp for TARGET_NEC_SX, makes code
913        ugly but fast by unrolling short inner loops, inserting a unroll=8
914        directive in routine lagran, and splitting a loop and making do while the
915        outermost loop (the latter requires the intoduction of index arrays)
916    o pkg/obcs: replace obcs_apply_area/heff/hsalt/hsnow with obcs_apply_seaice
917    o pkg/seaice: moved DIFFERENT_MULTIPLE from seaice_model to seaice_dynsolver
918      http://forge.csail.mit.edu/pipermail/mitgcm-devel/2008-January/003173.html
919    o verification/seaice_obcs: updated for restart test and latest options
920    o pkg/seaice: add a new flag SEAICEuseTEM to use a slightly different
921      ice rheology (so-called truncated ellipse, that gets rid of tensile stress);
922      for now this is only available for the C-grid code and also within
923      #ifdef SEAICE_ALLOW_TEM, because this option may slow down the EVP code
924    
925    checkpoint59m
926    o pkg/seaice: use different time constant for melting (SEAICE_gamma_t)
927      and freezing (SEAICE_gamma_t_frz) ice due to mixed layer temperature
928    o gad_som : fix flux output (& diagnostics) to have same units as other  
929      advection scheme fluxes (was previously multiplied by deltaT).  
930    o added verification/seaice_obcs both to test seaice open boundaries
931      and to provide an example matlab scrpt for generating them
932    o added verification/lab_sea/input.salt_plume for testing pkg/salt_plume
933  o pkg/salt_plume: clean up salt_plume_frac.F to  o pkg/salt_plume: clean up salt_plume_frac.F to
934    remove redundancy in PlumeMethod 1 and 4    remove redundancy in PlumeMethod 1 and 4
935  o pkg/kpp: added saltplume diagnostics  o pkg/kpp: added saltplume diagnostics
# Line 1934  o add two new packages Line 2859  o add two new packages
2859    - my82 (Mellor and Yamada, 1982) level 2 turbulence closure scheme    - my82 (Mellor and Yamada, 1982) level 2 turbulence closure scheme
2860    - these scheme operate in a similar manner as KPP (without ghat, of    - these scheme operate in a similar manner as KPP (without ghat, of
2861      course), however there is only one diffusivity that is used for both      course), however there is only one diffusivity that is used for both
2862      temperature and salinity (and passive tracers)ç      temperature and salinity (and passive tracers)
2863  o add offline package  o add offline package
2864  o add "verification/dic_example" which contains a dic-gchem-ptracer setup  o add "verification/dic_example" which contains a dic-gchem-ptracer setup
2865    provided by Stephanie Dutkiewicz    provided by Stephanie Dutkiewicz

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