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revision 1.763 by mlosch, Tue Jan 9 13:36:19 2007 UTC revision 1.1129 by mlosch, Mon Jun 22 15:58:42 2009 UTC
# Line 4  $Name$ Line 4  $Name$
4      Notes on tags used in MITgcmUV      Notes on tags used in MITgcmUV
5      ==============================      ==============================
6    
7    o pkg/seaice:
8      - completely remove code for leap-frog time stepping for second order
9       advection
10     - clean up the 3-time levels of UICE,VICE,HEFF,AREA:
11      1. introduce fields for time step (N-1)
12      2. do not use levels 2 and 3 anymore (but keep them for now)
13    
14    checkpoint61q
15    o pkg/seaice: fix bug in free slip boundary conditons for LSOR solver
16     - the boundary conditions along open boundaries are unclear, because the
17       associated masks are set to zero and are thus treated as closed when
18       applying the slip-boundary conditions.
19     - move initialisation of grid variables from seaice_init_varia to _fixed
20    o adding doc/diags_changes.txt
21    o model/src:
22      do_the_model_io: rename few pkg S/R which are called from do_the_model_io,
23       to avoid "_diags" naming if no relation to pkg/diagnostics.
24      ini_theta,ini_salt: fix (at least compile the code) reading from NetCDF
25       file and only call PLOT_FIELD_XYZ if debugMode=T.
26      remove few PLOT_FIELD_XY calls outside initialisation.
27      remove few unnecessary BARRIER.
28    o pkg/salt_plume: add SaltPlumeSouthernOcean to allow disabling
29      of salt_plume package in Southern Ocean
30    o pkg/thsice:
31     - fix hOceMxL in overlap (needed for sea-ice advection);
32       update output of experiment global_ocean.cs32x15.icedyn.
33    o pkg/seaice:
34     - make the (placeholder-)tracer IceAge a little more meaningful
35      by avoiding ridging of age due to convergent ice flow
36     - add diagnostics for surface temperature, atmospheric and oceanic
37       heat flux, and atmospheric and oceanic ice growth
38    
39    checkpoint61p
40    o eesupp (global_max & global_sum):
41     - add one more element to buffer (start at index 0) for GL_MAX/SUM output;
42     - remove starting & endding barrier (no longer needed)
43    o pkg/mdsio, writelocal:
44       works also in multi-threaded when LOCBIN_IO_THREAD_SAFE is undefined
45       (remove the STOP): uses shared buffer IO to store data from all threads
46       and then let master-thread write nThreads tiles.
47    o pkg/mdsio (read/write field):
48     - tiled IO done in 1 piece (all levels at a time);
49     - new header file "MDSIO_BUFF_3D.h" with 3-D buffers.
50     - multi-threaded: allow to read/write local (non-shared) array
51       (was already working with singleCpuIO ; now works also without);
52       => no longer needs barrier call after reading a file (added inside
53       mds_read/write field).
54     - move barrier calls outside gather/scatter_2d to mds_read/write_field
55    o pkg/obcs/exf
56      - exf_getffieldrec.F: add a few ". _d 0" and
57                            add code to catch the case fldperiod = 0.  
58      - obcs_precribe_read.F: change if statements so that they match
59                              the variable type (_RL)
60      - add a separate exf_iprec_obcs to exf_set_obcs (by default equal to
61        exf_iprec) as part of namelist EXF_NML_01
62    o pkg/mdsio:
63      - read/write tiled (local) files: read/write 1-level tile chunk at a time
64        (instead of segment of length sNx); expected to speed up tiled IO.
65    o pkg/exch2:
66      - take buffer copy from/to array out of S/R exch2_send/recv into new
67        S/R exch2_put/get ; Exch of local variable now works with MPI+MTH
68        (tested by removing commom block statement in SOLVE_FOR_PRESSURE.h).
69      - ad version of send/recv no longer needed (but needs exch2_ad_put/ad_get)
70      - simplify argument list of S/R exch2_get_uv_bounds and exch2_get_scal_bounds
71        (which replaces exch2_get_recv_bounds & exch2_get_send_bounds) by
72        including Topology header file (and common blocks).
73      - implement EXCH_IGNORE_CORNERS in scalar exchange (rx1);
74        remove 2nd exch call in exch2_s3d_rx (no longer needed).
75      - document S/R arg. list (+ update some comments)
76    o pkg/seaice:
77      - added SEAICE_CLIM_AIR code, which permits modulation of surface air
78        temperature and humidity over sea ice based on climatological values.
79      - clean up computation of Hibler+Bryan (1987) stress coupling for the case
80        of LSR (this change is expected to change the results slightly because now
81        it uses slightly difference moduli from the second last LSR solution, but
82        that is more consistent with the stress computations; this part of the code
83        is not tested in the verification experiments)
84      - fix diagnostics for flux of ice in case of B-grid
85      - turn strain rates eij and press into global fields within global
86        common block in SEAICE.h for more straighforward diagnostics
87      - fix diagnostics for principal stress components, press, zeta, eta
88        to give something meaning full
89    o change tiling of global_ocean.cs32x15 (12 tiles, 32x16) and generate
90      new output (all 4 tests) using default rotationPeriod.
91    o pkg KPP:
92      - add flag (LimitHblStable) to avoid limiting BL depth under stable conditions
93      - fix vertical indices in RI_IWMIX (match between KPP grid from 0 to Nr+1
94        and normal grid from 1 to Nr)
95    o Fix computations of L4rdt in mom_calc_visc.F
96    o eesupp:
97      new S/R ALL_PROC_DIE (like EEDIE, without irrelevant threads err msg):
98      should be called before a "stop" if we know that all process are going
99      to stop; if one Proc does call this S/R, will hang in MPI_FINALISE.
100    
101    checkpoint61o
102    o pkg/exch2: change check_depths to issue just a warning (instead of error+stop)
103    o model/src/ini_curvilinear_grid.F:
104       compute angleSin/CosC when they are not read from a file
105    o pkg/seaice:
106       add pseudo time stepping for LSOR
107    o pkg/exch2:
108       temporary fix for exch2_s3d_rx; update results of exp. hs94.cs-32x32x5.impIGW
109    o pkg/seaice:
110       Adding separate sea ice albedo, drag coefficients, and HO in Southern
111       Ocean from those in Arctic Ocean.  See *_south in SEAICE_PARAMS.h
112    o SingleCpuIO:
113       fix bug put before chkp61n (May 11), when more than 2 MPI cpu are used.
114    o pkg/seaice:
115       put exchanged variable in (local) common block for MPI+Multi-Threads
116       to work (necessary with exch1, and for now with exch2 too).
117    o verification: to get more experiments tested with mpi, mth and mpi+mth,
118      change tiling of:
119       aim.5l_Equatorial_Channel, aim.5l_LatLon, dome, exp4, global_ocean.90x40x15,
120       hs94.cs-32x32x5, MLAdjust, offline_exf_seaice & tutorial_plume_on_slope
121      update output of exp:
122       exp4, global_ocean.90x40x15(+.dwslp), MLAdjust(all 5),
123       tutorial_plume_on_slope and hs94.cs-32x32x5 (use default rotationPeriod)
124      + ideal_2D_ocean: use default rotation period + test Global_Sum_SINGLECPU
125                       (note: output.txt generated on faulks using only 1 tile)
126    o eesupp & mdsio (SingleCpuIO):
127     - remove MISSING_TILE_IO (from MDSIO_OPTIONS.h), replaced by run-time
128       parameter "W2_useE2ioLayOut" (read from file "data.exch2").
129       Note: was not effective for globalFile & useSingleCpuIO=F; now fixed.
130     - move MDSIO_SCPU.h (pkg/mdsio) to EEBUFF_SCPU.h (eesupp/inc).
131     - fix GLOBAL_SUM_SINGLECPU when using Exch2; re-use same buffers and same
132       gather/scatter S/R as with SingleCpuIO (=> 1 less 2D global RL array).
133    o pkg/exch2:
134     - new code to set-up W2-Exch2 topology (replace matlab-topology-generator):
135       read parameter file "data.exch2" if it exists; otherwise try default regular
136       cube without blank-tile; new header file "W2_EXCH2_SIZE.h";
137     - update matlab-topology-generator (exch2_setup_cs6_print.m) to be compatible
138       with new code (not to be used, just as a backup solution).
139     - add examples (e.g., for lat-lon-cap_120) of parameter file "data.exch2"
140       in utils/exch2/input.
141    
142    checkpoint61n
143    o eesupp & mdsio (SingleCpuIO):
144      - move mapping to global io-buffer inside gather_2d/scater_2d: this save
145        memory (1 less 2D global RL array); skip 1 buffer copy; and only send/
146        receive real*4 array (instead of real*8) to read/write 32.bit files.
147        (new template for gather_2d/scater_2d, new set of S/R MDS_PASS_R4,8toRL,S
148         and remove new mapping S/R)
149    o pkg/mdsio: in preparation for topology-generator within pkg/exch2:
150      - Change declaration of SingleCpuIO buffer, reduced to only 1 dim.:
151        xyBuffer_size, which is set to W2_ioBufferSize from W2_EXCH2_PARAMS.h
152        when using exch2. Add S/R to map global io-buffer to global model array.
153      - uses exch2_global_Nx,y instead of exch2_domain_nxt,nyt.
154    
155    checkpoint61m
156    o write_utils : change WRITE_1D_R8 to WRITE_1D_RL
157      and add 3 other S/R for other types (R4,R8,RS).
158      Change calls to WRITE_0D/1D_R[4,8,S,L] to match the type of argument.
159    o eesupp/inc/CPP_EEMACROS.h (EXCH & GLOBAL_SUM/MAX macros):
160     - ensure suffix (_R4,_R8,_RS,_RL) correspondance between macro and S/R ;
161     - reduce number of macro definitions (keep only those which are used);
162       can always call directly the corrresponding S/R if needed.
163     - everywhere in the code: change macros (EXCH & GLOBAL_SUM/MAX) suffix
164       _R4/_R8 to _RS/_RL when applied to _RS/_RL variable.
165     Fixed wrong type of arg in:
166       atm2d/put_ocnvars.F cheapaml/cheapaml.F ocn_compon_interf/ocn_apply_import.F
167       ctrl/ctrl_map_ini_ecco.F seaice/seaice_do_diags.F seaice/seaice_model.F
168     To fix: global_sum of var in common block is wrong (multi-threaded) in:
169       dic/dic_atmos.F ebm/ebm_area_t.F ebm/ebm_zonalmean.F sbo/sbo_calc.F
170     To fix: aim_v23/aim_do_co2.F (BARRIER & GLOBAL_SUM within bi,bj loops)
171    o adjustment.cs-32x32x1: test "blank tiles" when compiling with mpi; 2nd
172      "nlfs" mpi test is going to stop when checking for unconnected tile egdes.
173    o eesupp/src: new S/R to stop everyone when 1 (or more) Proc. find an error
174    o pkg/exch2: new S/R EXCH2_CHECK_DEPTHS to check that unconnected tile
175      edges are closed (zero depth); might happen with "blank tiles";
176      for now, disabled if using OBCS.
177    o tools/gemake2: delete modifs from March 27-29 2009 (with option "-mpi":
178      link *_mpi files from "MODS" dir) to return to a strait-forward behavior.
179    o move read_write.F to write_utils.F ; new parameter (maxLengthPrt1D)
180      to reduce length of 1.D array print in STDOUT.
181    o adjustment.cs-32x32x1: changed to oceanic test with 1 continent
182      + use 48 tiles (16x8): this will allow to test "blank tiles".
183    o start to test MPI + multi-threaded (change testreport to skip tests
184      where number of tiles do not match).
185    o genmake2: add option "-omp" to turn on Open-MP ;
186      passed to testreport (if using -mth) ; merge few (*+mth) optfiles.
187    o pkg/exch2 (+ utils/exch2): ignore blank tiles (instead of removing them)
188      and keep the original tile numbering. Note: compatible with old
189      W2_EXCH2_TOPOLOGY.h & w2_e2setup.F topology files.
190    
191    checkpoint61l
192    o Overlaps had been forgotten in calculating ijk keys : fixed
193    o fix cyrus makedepend for gcc 4.4
194    o experiment fizhi-cs-aqualev20:
195      switching to new version of S/R GETPWHERE (#define TRY_NEW_GETPWHERE)
196      and generate new output. Note: new output is much closer to the old
197      one (v1.8) generated with pgf77 -O2 on Mar 14 2007 than it is from
198      the previous one (v1.9) generated with pgf77 -O0 on Jun 13 2007.
199    o pkg/fizhi:
200     - change to avoid indices going deliberately over array-bounds
201     - remove unnecessary MPI stuff
202     - perpetual spring equinox with "#define FIZHI_USE_FIXED_DAY"
203     - new version of S/R GETPWHERE available with #define TRY_NEW_GETPWHERE:
204       does not go over array-bounds and therefore returns reliable output.
205     - in fizhi_driver.F & fizhi_turb.F, fix "get_alarm" calls:
206       this S/R has 4 output arguments, which are used inside "get_alarm";
207       when it is called with the same variable "ndum" in place of several
208       output arguments, this produces weird side effect inside "get_alarm"
209      (e.g., datein=dates(n) is overwritten by timein=times(n) since both
210       datein & timein, resp. 2nd and 3rd arg., are pointed to the same "ndum"
211       address) and produces error.
212    o tools/gemake2: (March 27-29 2009)
213      with option "-mpi": link *_mpi files from "MODS" dir (this is what
214      testreport does).
215    o lab_sea experiment: change from 2x1 tiles to 2x2 tiles and regenerate output
216    o pkg/seaice: fix bug in new version of S/R SEAICE_LSR.F:
217       update lab_sea.lsr & lab_sea.salt_plume results
218    o pkg/seaice:
219      Major overhaul of the LSOR solver: change discretization from original
220      finite differences to finite volume. The old routine is still in the
221      file seaice_lsr.F and can be turned on with the CPP-flag
222      SEAICE_OLD_AND_BAD_DISCRETIZATION
223      Along with this change, the discretization of the strain rates is changed.
224      The same flag turns on the old discretization in seaice_calc_strainrates.F
225      All verification experiments with seaice are affected (except for
226      seaice_exf_offline); global_ocean.cs32x15/input.icedyn recovers the old
227      results by setting the above flag.
228      Further changes involve changes in defaults:
229      - ALLOW_FLOODING is defined and turned on by default
230      - SEAICEadvSnow = .true. is now the default
231      - SEAICEadvSalt = .true. is now the default
232      - SEAICEadvAge  = .true. is now the default
233      - SEAICE_clipVelocities  = .false. is now the default
234                                         (as per J. Zhang's recommendation)
235      - B-grid, and thus not tested: SEAICE_TEST_ICE_STRESS_1/EXPLICIT_SSH_SLOPE
236        is defined, SEAICE_TEST_ICE_STRESS_1 is renamed into SEAICE_BICE_STRESS
237      - seaice_growth: replace computation of UG by a simple copy from wspeed
238    
239    checkpoint61k
240    o pkg/seaice: a few bug fixes mostly concerning the metric terms:
241      seaice_lsr: fixed a few metric terms,
242                  affects lab_sea.lsr, lab_sea.salt_plume, seaice_obcs
243                  add more debugging diagnostics
244      seaice_evp: removed superfluous many metric terms of FV discretization
245                  of stress divergence
246                  affects lab_sea, lab_sea.hb87
247      seaice_ocean_stress: removed superfluous many metric terms of FV discretization
248                  of stress divergence for non-evp solver
249                  (this part is not tested anywhere)
250      seaice_calc_strainrates: fixed a bug in no-slip boundary conditions,
251                  they were effectively only half slip
252                  affects lab_sea.hb87
253      updated all relevant verification experiments (except lab_sea//output_adm.txt
254        which was left over, but fails at level 7 & 6)
255    
256    checkpoint61j
257    o pkg/seaice: turn a few hard wired parameters into run time parameters
258    o pkg/seaice/exf/monitor: turn netcdf coordinate variable T into model
259      time in seconds as promised by the usints in seaice_monitor and exf_monitor
260    o pkg/mnc: fix the coordinate variables for multi-tile curvi-linear grids
261      that are not cubed-sphere grids
262    o pkg/seaice: fix a bug for the rare case of SEAICE_VECTORIZE_LSR
263    o pkg/ctrl:
264      fix bug in ctrl_depth_ini.F (EXCH_XYZ was applied to 2-D field xx_r_low)
265    o non-hydrostatic (calc_gw.F):
266      fix viscA4 on CS-grid + fix diagnostics: Wm_Diss & Wm_Advec
267      update output of exp. global_ocean.cs32x15.viscA4
268    o remove backward compatibility for thetaMin,phiMin
269      (replaced by xgOrigin,ygOrigin on Jan 27, 2009)
270    o pkg/exf: fix a serious bug in exf_set_uv.F: do a rotation of the
271      interpolated wind field not only for curvilineargrid=.true., but also
272      for a rotated grid (rotateGrid=.true.)
273    o pkg/exf: add capability to bypass interpolation for runoff
274      by setting yet another CPP-flag
275    o eesupp/src, B-grid exchange:
276      add simple (6 tiles, non MPI) CS exch + standard interface S/R.
277    o autodiff
278      new CPP option ALLOW_TAMC_SINGLEPREC_COMLEV
279      allows to switch to single-prec common blocks;
280      corresponding switch occurs in tamc.h, integer isbyte
281      TAF store directivs "byte" and "kind" seem equivalent;
282      Most tamc.h have been updated correspondingly.
283    
284    checkpoint61i
285    o autodiff:
286      fix autodiff_sore/_restore indices for obcs
287      (spotted by I. Hoteit, M. Mazloff)
288    o pkg/autodiff, pkg/ctrl:
289      Add flag to reduce all tapelev I/O to single-prec.
290      In data.ctrl set
291        doSinglePrecTapelev = .TRUE.
292    o model/src/ini_curvilinear_grid.F, new grid-file format without EXCH2:
293      check in hack for SX8 compiler (for dxV, dyU); remove it afterwards.
294    o pkg/shelfice: fix bug with SHELFICEconserve flag, prepare for
295      real fresh water flux (not yet)
296    o pkg/mdsio & rw:
297     - add argument & option to S/R MDS_WRITEVEC_LOC (avoid Open/Close & write-meta)
298     - add simple interface S/R to MDS_WRITEVEC_LOC in pkg/rw: WRITE_GLVEC_RX.
299    o pkg/flt:
300     - replace FLT_INIT by 3-steps standard initialization S/R: readparms,
301       init_fixed & ini_varia.
302     - clean-up & simplify linear interpolation S/R:
303       move flt_bilinear.F -> flt_interp_linear.F ; add arg. myThid.
304     - fix some indices (mainly vertical index) ; add IMPLICIT NONE.
305     - more efficient I/O, using new options of MDS_WRITEVEC_LOC S/R.
306     - add vert. coordinate & horiz. indices to output files.
307     - change vertical position in initial condition, from index to depth [m].
308     - store horizontal (decimal) indices i,j in common block (instead of coord. x,y)
309       (easier to get to a curvilinear grid) ; delX,delY no longer used.
310    o pkg/ggl90: a few modifications:
311     - fix bottom boundary condition, and interpolation of KappaE
312       near top and bottom
313     - use same set of viscosity/diffusivity for TKE/momnetum/tracer
314     - add smoothing option as in Blanke and Delecluse (1993) (--> ALLOW_GGL90_SMOOTH)
315     - add a few options for mixing-length upper limit (--> mxlMaxFlag)  
316    o rename thetaMin,phiMin -> xgOrigin,ygOrigin
317      (maintain temporary backward compatibility, until next checkpoint)
318    
319    checkpoint61h
320    o pkg/diagnostics with "periodic averaging diagnostics":
321      fix S/R DIAGNOSTICS_COUNT ; hack diagnostics_out.F to get NetCDF output.
322    o pkg/my82: add missing "_d 0" ; update output of exp. vermix.my82
323    o pkg/obcs: fix loop ranges for balancing code
324    o pkg/flt:
325     - improve criteria for finding which tile owns a float.
326     - fix FLT_EXCH for case without MPI ; apply cyclic BC + fix also the MPI case.
327    o Add well-mixed CO2 box in aim_v23 (which includes changes in pkg
328      aim_compon_interf, ocn_compon_interf, gchem, and dic to get coupling
329      with ocean biogeo)
330    o pkg/flt:
331     - do some cleaning and fix the restart ;
332     - add output.txt in flt_example/results to get this pkg tested.
333    o genmake2: add an EXTENDED_SRC option and flag.
334       for now, cannot be turned on on command line (only through genmake_local)
335    o pkg/mdsio: read/write vector:
336     - singleCpuIO: fix RL/RS in MDSWRITEVECTOR by calling new S/R MDS_BUFFERtoRL/RS
337     - singleCpuIO=F: fix arrType & filePrec & _BYTESWAPIO in both MDSREADVECTOR
338       & MDSWRITEVECTOR by calling new S/R MDS_RD/WR_VEC_RL/RS.
339     - affects gradient of test-exp "bottom_ctrl_5x5" (not due to _BYTESWAPIO)
340      (drop to 4 digits matching for grad). But this test does not look very
341      reliable (was already failling on eddy, fc5, at 6.digits). Update output.
342    
343    checkpoint61g
344    o pkg/flt:
345      - move FLT_CPPOPTIONS.h to FLT_OPTIONS.h (standard name)
346       + make OPTIONS file more standard.
347      - rename S/R MDSREADVECTOR_FLT to FLT_MDSREADVECTOR (to mach src file name)
348      - fix _BYTESWAPIO CPP-Flag
349      - standard reading of file-parameter "data.flt"
350      - fix argument list of S/R FLT_RESTART
351      still need to fix _BYTESWAPIO in pkg/mdsio/mdsio_writevector.F
352    o pkg/obcs: fix a CPP-flag, bug reported by Jeff Blundell
353    o gather_2d.F/scatter_2d.F: suppress vectorisation on NEC SX in respond to
354      a still unfixed compiler/optimization bug
355    
356    checkpoint61f
357    o pkg/seaice, LSR solver: fix bug in GLOBAL_MAX calls ;
358      update results of global_ocean.cs32x15.icedyn test.
359    o move getcon.F from model/src to pkg/fizhi.
360    o pkg/exf: add parameter for extrapolation of temp up to the surface
361       and option to prevent negative evap (in bulk_largeyeager04 only).
362    o Prather Advection scheme: fix tracer conservation for divergent flow
363      (e.g., when using NonLin Free-Surface).
364    o kpp: retire KPPmld diagnostics --> use MXLDEPTH instead
365    o gmredi (Visbeck-variable-K):
366     - add more parameters to Visbeck-variable-K.
367     - use a 5 points average for dSigmaR in Visbeck-K calculation
368       (more "homogenous": same stencil and same weights as in dSigmaH)
369     - update output of ideal_2D_oce experiment.
370    o fix CPP-flag REAL4_IS_SLOW, when _RS expands into real*4
371      (#undef REAL4_IS_SLOW)
372     - pkg/mnc/mnc_cw_cvars.F: write _RS-grid variable as netcdf-real*4
373       coordinate variable
374     - pkg/monitor/monitor.F: call mon_printstats_rs for _RS variables
375       (surface forcing fields), removes some of the functionality
376     - model/src/write_grid.F: write _RS variables as RS-netcdf variables
377     - model/src/diags_oceanic_surf_flux.F: fix a few diagnostics, but
378       probably not all: copy _RS surface flux fields to RL field before
379       calling DIAGNOSTICS_FILL
380     - model/inc/CPP_EEMACROS.h: make the _EXCH_*_RS macros expand into
381       real*4 (CALL EXCH_*_RS) versions.
382     - tested in 2 experiments: inverted_barometer & solid-body.cs-32x32x1
383       (generate new output).
384    
385    checkpoint61e
386    o gmredi (Visbeck-variable-K):
387      - fix the "OLD_VISBECK_CALC" option + move the #undef to GMREDI_OPTIONS.h
388      - change computation of Visbeck-K where Slope > Smax :        
389        now: N*min(Slope,Smax) (similar to OLD_VISBECK_CALC with gkw91 taperFct)
390        previously was: M*sqrt(min(Slope,Smax)) ; update ideal_2D_oce output.
391    o bottom-drag in P-coord.: change units of bottomDragLinear & bottomDragQuadratic
392      to be the same as with Z-coord. (i.e., m/s & no-units respectively).
393    o calc_viscosity: fix index range (was wrong for CD-Scheme & explicit Visc)
394    o pkg gmredi, linear & fm07 tapering: put an upper limit on Slope^2 so that Kwz
395      does not become too large (to avoid precision problems in implicit-diffusion
396      solver); update ideal_2D_oce output.
397    o pkg ggl90:
398      - in ggl90_cal.F: compute only one set of visc/diff, used to
399        step forward TKE/T/S/momentum
400      - default value of GGL90viscMax/GGL90diffMax larger and equal (to
401        have Prandlt =1)
402    o gmredi (fm07):
403      - add lower limit on Transition layer thickness + lower limit on 1/lambda
404      - allow to set few more params from data.gmredi
405    o pkg ggl90:
406          - add missing sqrt(2) factor in computation of mixing length
407            scale in ggl90_calc.F
408            (see Eq. (2.35) in Blanke and Delecluse, JPO, 1993)
409    
410    checkpoint61d
411    o adjoint modifs
412      - adapt to new field rhoInSitu
413      - allow to revert from StoreDynVars2D, StoreDynVars3D
414        to individual fields
415        (switches AUTODIFF_USE_OLDSTORE_2D, AUTODIFF_USE_OLDSTORE_3D)
416    o store 3-D (in-situ) density in commom block (DYNVARS.h)
417     - save 1 rho computation.
418     - no longer modify T & S inland when using down_slope pkg.
419    o gad_som : allow to switch to SOM advection for T & S without corresponding
420      pickup files (using new S/R: MDS_CHECK4FILE).
421    o keep removing _BEGIN/_END_MASTER between MDSIO S/R call
422      (for useSingleCpuIO to work in multi-threaded)
423    o pkg/shelfice:
424     - disentangle parameters: retire shelfIceFile in data/PARM05 and substitute
425       with SHELFICEtopoFile in data.shelfice
426     - move code for reading ice shelf topography and modifying hFacC into separate
427       subroutines of the shelfice package
428     - separate initialisation of "fixed" and "variable" variables
429     - kTopC is not (yet) replaced by kSurfC, although this is possible
430    o fix broken diagnostic SIatmFW and changed the units from m/s to kg/m^2/s
431    o add initialisation of deepFac if using Pcoords (new S/R set_grid_factors)
432      and rename:
433      ini_phiref.F          --> set_ref_state.F  (+ set anelastic factors)
434      ini_reference_state.F --> load_ref_files.F (- set anelastic factors)
435    o change FIND_RHO_SCALAR : return rho (instead of rho - rhoConst)
436    
437    checkpoint61c
438    o add option ALLOW_ADDFLUID and run-time selector "selectAddFluid"
439      to add mass source/sink of fluid in the interior (3-D generalisation
440      of oceanic real-fresh water flux).
441    o pkg/monitor: fix recip_dr argument in mon_advcflw2 call (-> advcfl_W_hf_max)
442    o vermix test experiment: switch from LINEAR EOS to MDJWF (not tested before)
443    o new pkg: down_slope
444      density-driven downsloping flow parameterisation (Tellus, 1999, 412-430).
445      - presently, modify T & S inland (dwnslp_calc_rho.F).
446        can be avoided if rho was stored in common bloc and used in calc_phi_hyd.
447      - implementation for ocean in P-coords not tested.
448      - add secondary test to global_ocean.90x40x15 (input.dwnslp) to check this pkg.
449    o move kSurfC,kSurfW & kSurfS from SURFACE.h to GRID.h (next to kLowC)
450      (to facilitate conversion of oceanic pkg to p-coordinate).
451    o change FIND_RHO to FIND_RHO_2D :
452      pass arguments tFld & sFld as local (tile) 2D-arrays ; +fix EOS_CHECK.
453    o new pkg: cheapaml
454    
455    checkpoint61b
456    o exch2:
457      change index bounds in rx2_cube exchanges (new S/R: EXCH2_GET_UV_BOUNDS)
458      - no longer depend on the order sequence (N,S,E,W).
459      - 3rd exchange no longer needed (tested with 24 tiles).
460      - same modif to hand-written adjoint S/R (global_ocean.cs32x15: zero diff)
461      - exch_UV_A-grid readily available (but not yet tested).
462      comment out 3rd exch call and remove copy of V to U at SE & NE face-corners
463      (both are no longer needed) in exch_uv: no effect in forward run; but
464       get truncation error differences with adjoint exch.
465    o exch2:
466     - change index-bounds storage (moved from target to local tile,
467       more intuitive this way) ; rename/remove some variables.
468     - change utils/exch2/matlab-topology-generator & code_mods accordingly.
469    
470    checkpoint61a
471    o exch2/matlab-topology-generator:
472      fix bug in index bounds for N-S internal exchange (hard to tell if this
473      had any effect on the solution).
474    o pkg/mnc: small fix in mnc_handle_err: make sure that length of msgbuf
475      is exceeded
476    o testreport: modify syntax of awk, so that it works also with
477      awk, and not only with nawk and gawk
478    
479    checkpoint61
480    o autodiff
481      Change default for TAF usage by removing argument '-nonew_arg'
482      This changes TAF subroutine argument list (ordering of active var.)
483      Omission of this flag leads to incompatibility w.r.t. TAMC
484      To restore TAMC-compatibility, need following modifs:
485      * use adoptfile tools/adjoint_options/adjoint_tamc_compatibility
486      * use CPP option #define AUTODIFF_TAMC_COMPATIBILITY
487      Tested TAF version is 1.9.22
488      N.B.: exch2 hand-written adjoint code currently not TAMC compatible
489    
490    checkpoint60
491    --->>> This is the last checkpoint for which generating the adjoint
492    --->>> is done via the TAMC-compatibility TAF-flag "-nonewarg"
493    --->>> by default.
494    --->>> Future checkpoints will ommit this flag by default.
495    o pkg/generic_advdiff, os7mp: simplify and avoid division by zero.
496    o pkg/grdchk: Add gradient check to etan0 perturbations.
497    o pkg/exf: read ice area from file (#ifdef ALLOW_ICE_AREAMASK).
498    o pkg/autodiff: more flexibility in zeroadj.
499      model/src: modifying do_oceanic_phys.F accordingly.
500    o pkg/ctrl: Bounds for (kapgm,kapredi,eddypsi) parameter estimation.
501    o model/src and pkg/gmredi: GMREDI_WITH_STABLE_ADJOINT CPP option
502      special setup of gmredi for which the adjoint is stable
503      enough for parameter optimization.
504    o bridging the gap between eddy stress and GM.
505      -> eddyTau is replaced with eddyPsi (eddyTau = f x rho0 x eddyPsi)
506          along with a change in CPP option (now ALLOW_EDDYPSI).
507      -> when using GM w/ GM_AdvForm:
508          The total eddy streamfunction (Psi = eddyPsi + K x Slope)
509          is applied either in the tracer Eq. or in momentum Eq.
510          depending on data.gmredi (intro. GM_InMomAsStress).
511      -> ALLOW_EDDYPSI_CONTROL for estimation purpose.
512      The key modifications are in model/src/taueddy_external_forcing.F
513      pkg/gmredi/gmredi_calc_*F pkg/gmredi/gmredi_*transport.F
514    
515    checkpoint59r
516    o new S/R (pkg/mdsio/mdsio_facef_read.F) reading of sNx+1 x sNy+1 array
517      from per-face file (take S/R READSYMTILE_RS out of ini_curvilinear_grid.F);
518      fix option to read coriolis(@ cell-corner) from files with CS-grid.
519    o pkg/mnc: add some attributes to standard 1D-coordinate variables
520    o pkg/diagnostics: enforce missing_value attribute for scalar variables at
521      mass points, when using mnc for output
522      - add runtime parameter (missing_value, missing_value_int) to override
523        default (which is the value of getcon('UNDEF'))
524    o pkg/mnc: prepare mnc for the actual use of missing values with the
525      diagnostics package: small fix in mnc_cw_readwrite.template and more
526      initialisation of never used fields
527      - replace mnc_common.h and mnc_id_header.h with corresponding upper case
528      versions
529    o pkg/thsice/thsice_ini_vars.F added default initial values so that
530      thermodynamics sea ice solver does not blow up when some initial fields
531      are missing.
532    o move from external_forcing_surf.F to ini_forcing.F
533      the p-coord. hack consisting in using pLoad to set phi0surf ;
534      update output of tutorial_global_oce_in_p (affected @ truncation level).
535    o Freshen up a bit hs94.1x64x5, notably:
536      remove rotationPeriod and tRef=5*0. (adjoint only), and add
537      exactConserv=.TRUE.
538    o pkg/generic_advdiff:
539      change option GAD_ALLOW_SOM_ADVECT to GAD_ALLOW_TS_SOM_ADV which only
540      applies to files where Temperature & Salinity 2nd Order moments are used.
541    o pkg/ptracers: add second-order moment advection schemes (80 and 81);
542      this uses a dynamically allocated internal state data structure
543      (#define PTRACERS_ALLOW_DYN_STATE in PTRACERS_OPTIONS.h)
544      and requires a fortran 90 compiler
545    
546    checkpoint59q
547    o pkg/mom_vecinv: Add energy & enstrophy conserving scheme (selectVortScheme=3)
548       (from Sadourny, described by Burridge & Haseler, ECMWF Rep.4, 1977)
549    o Refresh tutorial_global_oce_biogeo, notably:
550      - change bathymetry (put back seamounts in ACC, use hFacs)
551      - change EOS (POLY3 --> JMD95Z)
552      - use Bryan-Lewis vertical diffusivity
553      - use multidimensional advection
554      - remove old virtual virtual in dic pkg, now done through ptracer pkg
555      - change a couple of parameters in dic pkg
556    o pkg/ctrl: change formula in adctrl_bound.F and add a parameter to ctrl_map_ini_gen.F
557    o pkg/obcs: change default to OBCSfixTopo = .true.,
558      - set OBCSfixTopo=.false. in exp4/input/data.obcs to reproduce old result
559      - replace "debugMode" with "debugLevel .GE. debLevB"
560    o implementation of TAF directives for gchem,cfc,dic
561    o remove "exp5" (replaced by tutorial_deep_convection).
562    o pkg/obcs: add code to fix topography gradients normal to open boundaries;
563      this requires computing the index fields OB_Jn/Js/Ie/Iw in obcs_readparms;
564      the code can be turned on by setting OBCSfixTopo = .true. in data.obcs
565      --> changes results in exp4, seaice_obcs
566    o tutorial_deep_convection :
567      update the set-up and increase resolution and domain size ; start
568      from pseudo initial conditions = output at t=120mn in order to see
569      something happening when running testreport.
570    o pkg/seaice: add os7mp as an advection scheme
571                  add check for advection schemes
572                  add a flag for restoring T and S underneath sea ice
573    o pkg/my82: add netcdf-support and diagnostics
574    o thsice pkg:
575      - Now hsMax limits snow height by turning it into ice following
576        flooding scheme (and now conserving energy)
577      - Slight rewriting of the formula in thsice_calc_thick.F
578      - Parameter rhowi eliminated to be replaced by floodFac = (rhosw-rhoi)/rhos
579      --> changes results of global_ocean.cs32x15.icedyn and global_ocean.cs32x15.thsice
580    
581    checkpoint59p
582    o gchem / dic / cfc :
583      - add useDIC, useCFC , read from "data.gchem" (& hold in GCHEM.h);
584      - add new parameter files: "data.dic" & "data.cfc" ;
585      - various re-arrangement in initialisation & header file ;
586      - fix tutorial_global_oce_biogeo for multi-threaded test.
587    o pkg/dic: test for "pickup_dic" file when restarting ;
588      if no pickup-file, can restart with a re-initialised pH (same as it did
589      before) providing pickupStrictlyMatch is set to False.
590    o change argument list of S/R PTRACERS_WRITE_PICKUP & MYPACKAGE_WRITE_PICKUP
591      + fix call to S/R GGL90_WRITE_PICKUP & DIC_WRITE_PICKUP
592    o add a "warning" (to Error msg file) when an Active Tracer is not using AB-2
593      and staggerTimeStep is off (needed for stability of Internal-wave dynamics).
594    o move out of PARAMS.h & data the last pieces of old-ptracer code: tauTr1ClimRelax,
595     & lambdaTr1ClimRelax ; put those 2 params in PTRACERS_PARAMS.h & data.ptracers
596       (note: not clear to me what lambdaTr1ClimRelax is still used for ...)
597    o pkg/mom_vecinv: - new parameter "selectVortScheme" to select which
598       scheme to use for vorticty-term ;
599     - compute upwindVorticity=T case within mom_vi_u/v_coriolis_c4.F
600       (with default selectVortScheme, return to original discretisation)
601     - remove weird combination (e.g.: upwindVorticity & highOrderVorticity)
602    o pkg/seaice: add a line to the summary to indicate grid type (B/C)
603    o in mom_calc_visc, fix average value of viscAh_W & viscA4_W next to the
604      bottom ; only used with variable horizontal viscosity and non-hydrostatic.
605      also fix diagnostics VISCAHW & VISCA4W.
606    
607    checkpoint59o
608    o dome/code/obcs_calc.F: avoid division by zero (detected using gfortran).
609    o change the loop ordering in most gad_*_adv_x.F to improve vectorization:
610      move a few statemens out the main loop into separate loops
611    o pkg/shelfice:
612      - sort out freshwater flux; convert freshwater fluxes to mass fluxes
613        (kg/m^2/s), does not break tests, because in verification/isomip,
614        rhoConstFresh=rhoConst (by accident)
615      - rearrange computation of tLoc, sLoc, pLoc to make code more efficient
616      - move S/R find_rho_scalar, pkg/ecco/sw_ptmp.F, pkg/ecco/sw_adtg.F into
617        new file model/src/seawater.F, so that they are available for all pkgs.
618      - convert potential temperature into in-situ temperature. This changes the
619        isomip tests => update tests
620    o add a flag writePickupAtEnd (default=true) to be able to suppress
621      writing a pickup at the last timestep
622    o tools/mpack-1.6 :
623      - disable automake (not working) and autoconf (not needed).
624      - update to version 1.6.4 which fix MD5 code on some 64 bits platforms
625        also cleaner with much less compilation warnings.
626    o pkg/profiles:
627      rename profiles_interp_mean_genericgrid as profiles_interp_mean_gg
628      (for "less than 32 characters name" compiler requirement)
629    o pkg/obcs and pkg/exf: added capability to specify seaice open boundary
630      conditions that have a different sampling frequency than S/T/U/V obcs
631    o pkg/diagnostics (stats-diags):
632      - fix global Min/Max in case 1 processor get only empty tiles
633    o genmake2: replace (4 times)
634         make genmake_tc_1.o >> genmake_warnings 2>&1
635      with
636         COMM="$CC $CFLAGS -c genmake_tc_1.c"
637         echo $COMM >> genmake_warnings
638         $COMM >> genmake_warnings 2>&1
639      to make genmake2 always see the value of CC as specified in the optfile.
640    o generic_advdiff: - prather advection scheme (SOM) coded for CS-grid.
641      - add diagnostics for 1srt & 2nd Order moments and sub-grid variance.
642      - modify verification advect_cs test to test SOM-advection on CS-grid.
643    o pkg/ctrl:
644      - Rewrite of ctrl_map_ini_ecco.F,
645        introducing a generic routine (ctrl_map_ini_gen.F).
646      - Modification of ctrl_bound/adctrl_bound handling control vector bounds.
647    
648    checkpoint59n
649    o pkg/diagnostics: for large number of diagnostics, store diagnostic mate
650      number in dedicate array "hdiag":
651      - new version of S/R DIAGNOSTICS_ADD2LIST : DIAGNOSTICS_ADDTOLIST
652        with 1 more argument (mate number); modify old version DIAGNOSTICS_ADD2LIST.
653      - many small changes (integer format) for large number of diagnostics
654      - start to use DIAGNOSTICS_ADDTOLIST (necessary for diagnostics with
655        a counter mate) in pkg diagnostics, ptracers, thsice & aim_v23.
656    o add parameter rotateGrid and Euler angles EulerPhi/Theta/Psi. For
657      usingSphericalGrid, this allows to define the rotated grid coordinates
658      via phiMin/thetaMin/dxSpacing/dySpacing, etc., but then re-compute the
659      geographical coordinates according to the inverse of the rotation defined
660      by the Euler angles, so that Coriolis parameter and online-interpolation by
661      exf works with the geographical coordinates on XC/YC/XG/YG.
662      Naturally, this feature does not work with all packages, so some
663      combinations are prohibited in config_summary (flt, flt_zonal, ecco,
664      profiles), because there the coordinates are assumed to be regular
665      spherical grid coordinates.
666    o pkg/gmredi,ctrl,ecco,autodiff,grdchk and model/src,inc:
667      - introduce isopycnal diffusion coefficient control.
668    o tools/adjoint_options:
669      - additional control vector components.
670    o pkg/mnc: have mnc create marginally meaning full coordinate variables
671      (that is the grid indices) if usingCurvilinearGrid and NOT EXCH2
672    o pkg/mypackage:
673      - add example of read/write pickup for state-var ;
674      - add entry points to the main code for state-vars diags & write-pickup.
675    o pkg/exf: rewrite of exf_getffieldrec.F to properly deal with year
676      transitions for useExfYearlyFields
677      - add new subroutine that determines the file to read from for
678        use*YearlyFields = .TRUE. and .FALSE.
679      - add a verification experiment to global_with_exf that tests
680        useExfYearlyFields with USE_EXF_INTERPOLATION defined
681    o pkg/obcs/exf: add useOBCSYearlyFields (=.FALSE.) to obcs with exf in
682      analogy to useExfYearlyFields; rearrange obcs_prescribe_read: two new
683      subroutines (which could be generated from a template, because they are
684      almost identical), for now they are included in obcs_prescribe_read.F for
685      simplicity
686    o pkg/exf:
687      - add a little more diagnostic to exf_interp_read (in analogy to
688        mds_read_field, can be turned off with debugLevel < debugLevA=1)
689      - improve vectorizability of exf_interp for TARGET_NEC_SX, makes code
690        ugly but fast by unrolling short inner loops, inserting a unroll=8
691        directive in routine lagran, and splitting a loop and making do while the
692        outermost loop (the latter requires the intoduction of index arrays)
693    o pkg/obcs: replace obcs_apply_area/heff/hsalt/hsnow with obcs_apply_seaice
694    o pkg/seaice: moved DIFFERENT_MULTIPLE from seaice_model to seaice_dynsolver
695      http://forge.csail.mit.edu/pipermail/mitgcm-devel/2008-January/003173.html
696    o verification/seaice_obcs: updated for restart test and latest options
697    o pkg/seaice: add a new flag SEAICEuseTEM to use a slightly different
698      ice rheology (so-called truncated ellipse, that gets rid of tensile stress);
699      for now this is only available for the C-grid code and also within
700      #ifdef SEAICE_ALLOW_TEM, because this option may slow down the EVP code
701    
702    checkpoint59m
703    o pkg/seaice: use different time constant for melting (SEAICE_gamma_t)
704      and freezing (SEAICE_gamma_t_frz) ice due to mixed layer temperature
705    o gad_som : fix flux output (& diagnostics) to have same units as other  
706      advection scheme fluxes (was previously multiplied by deltaT).  
707    o added verification/seaice_obcs both to test seaice open boundaries
708      and to provide an example matlab scrpt for generating them
709    o added verification/lab_sea/input.salt_plume for testing pkg/salt_plume
710    o pkg/salt_plume: clean up salt_plume_frac.F to
711      remove redundancy in PlumeMethod 1 and 4
712    o pkg/kpp: added saltplume diagnostics
713    o pkg/obcs and pkg/seaice:
714      - do not set uice and vice to zero when OB*icefile are unspecified
715      - OBCS_SEAICE_AVOID_CONVERGENCE is undefined by default
716      - moved seaice tracer obcs after call to seaice_growth
717    o pkg/salt_plume: added various options for salt plume depth
718      criterion and for vertical distribution of the salt
719    
720    checkpoint59l
721    o pkg/ptracers: new version of ptracers pickup:
722      read meta file and write only fields which are needed to restart.
723      ( same logic as main pickup file ; also using pickupStrictlyMatch )
724    o pkg/seaice:
725      - add timescale for melting due to warm mixed layer as a means of
726        setting SEAICE_availHeatFrac more conveniently
727      - add a CPP-flag/runtime parameter check for flooding algorithm
728      - reformulated availHeat in seaice_growth.F to be independent of AREA
729    o change units attribute of EmPmR netcdf variables to kg/m^2/s to reflect recent
730      unit changes
731    o pkg/obcs: added OBCS_SEAICE_AVOID_CONVERGENCE constraint
732    o cg2d.F: add 3 compiler directives that speed up this routine by 30% on a NEC
733      SX vector computer.
734    o pkg/seaice:
735      - removed SEAICE_FFIELDS.h and seaice_get_forcing.F
736        seaice forcing fields can now be read only through pkg/exf
737      - removed some unused halos
738    o no longer write pickup from THE_MODEL_MAIN but always from FORWARD_STEP
739    o pkg/exf: added useRelativeWind EXF_PARAM.h option for subtracting U/VVEL
740      or U/VICE from U/VWIND before computing U/VSTRESS
741    
742    checkpoint59k
743    o pkg/seaice: ICE2WATR=SEAICE_rhoIce/rhoConst for consistency between
744      dynamics and thermodynamics. Set ICE2WATR=0.92 to reproduce older results.
745    o fix un-initialised variable problem (in mom_vecinv & shap_filt):
746      all experiments pass when compile with un-initialised var. checking option.
747    o added pkg/salt_plume
748    o script to test restart (for now, in MITgcm_contrib/jmc_script)
749    o pkg/seaice: new read/write pickup version.
750      read meta file and write only fields which are needed to restart.
751      ( same logic as main pickup file ; also using pickupStrictlyMatch )
752    o pkg/seaice: fix bug in seaice_ocean_stress (call of seaice_calc_strainrates)
753    o lab_sea.hb87: modify the domain & update output.hb87.txt :
754      lat-long grid & no-slip BC in seaice-dynamics produce different sigma12
755      at j=1 & j=Ny+1 : this case is not treated correctly in the restart
756      process. Fixed here by closing the domain at the Northern boundary.
757    o pkg/rw: cleaning-up: call directly new MDSIO S/R MDS_READ/WRITE_FIELD.
758    o pkg/mdsio: add new arguments to MDS_READ/WRITE_FIELD for reading/writing
759      a set of consecutive levels in/from a 3-D array.
760    o pkg/ptracers:
761      use a 2 characters string ioLabel to identify tracer (if more than 99 tracers).
762      to-do: fix pkg/diagnostics when large number of diagnostics are defined.
763    
764    checkpoint59j
765    o in pkgs: dic, obcs, offline, rbcs:
766      standard way to compute coeff. for time interpolation between 2 time reccords
767      which retains full precision (& make results less dependent on compiler).
768      update output of exp: tutorial_cfc_offline & tutorial_global_oce_biogeo.
769    o pkg/cfc: if compiled with exf and seaice, cfc now can use fields from those
770      packages instead of reading ice cover and wind speed separately
771    o split PTRACERS.h in 2 header files: PTRACERS_FIELDS.h & PTRACERS_PARAMS.h
772     (keep a temporary version of PTRACERS.h in verification/OpenAD/code_ad_openad
773      to allow to compile customized code before the update)
774    o cleaning-up:
775      - fix CPP instruction syntax in pkg/obcs
776      - replace (some) call to MDSIO S/R with call to RW interface S/R ; and
777        add #ifdef ALLOW_MDSIO elsewhere (allows to compile without pkg/mdsio)
778      - fix some threads issue in IO parts.
779    o pkg/dic:
780      - add tons of "_d 0" (--> much better testreports !)
781       and then update outputs of tutorial_global_oce_biogeo
782    o pkg/mom_fluxform:
783      add a special version of momentum advection intended to conserve momentum
784      next to a bathymetry step or a coastline edge. (default = off = #undef)
785    o new read/write pickup version:
786      - for now, only implemented for main (mdsio) pickup file.
787      - write out only what is needed to restart; merge pickup_nh , pickup_ph
788        and main pickup together.
789      - read meta file; read only what is needed to restart; stop if a field
790        is missing (if pickupStrictlyMatch=T, = the default) or try to restart
791        if it make sense (even if the restart is not perfect).
792      - if no meta file, assume that pickup to read corresponds exactly to
793        a pickup that would currently be written.
794      - read pickup written in the old format (until checkpoint59i) if it
795        recognizes an old meta file (no field-list).
796      - add a meta file in exp. which starts from a pickup: 2 cases:
797        a) minimal meta file (with just file precision) + pickupStrictlyMatch=F
798         e.g.: global_ocean.90x40x15/input/pickup.0000036000.meta
799        b) a meta file describing the content of the associated pickup file
800         e.g.: tutorial_global_oce_biogeo/input/pickup.0004248000.meta
801    o pkg/mdsio & pkg/rw:
802      - new routine to read a meta file ; new set of routine to read
803        Multiple-fields file (with meta file).
804    o added open boundary conditions capability for seaice
805        HSNOW, HSALT, UICE, and VICE
806    
807    checkpoint59i
808    o adjoint:
809      * fix multiDimAdvection adjoint
810        (partial recomputation problem by TAF for fVerT(:,:,kDown)
811        and comlev1 size definition (maxpass vs. max. number of tracers)
812      * verification/global_ocean.90x45x15 adjoint now tests
813        NLFS and multiDimAdvection using DST3 (=30)
814      * verification/lab_sea now tests multiDimAdvection using DST3 (=30)
815    o pkg/kpp: add "_d 0" to real constant (if missing);
816      update output of exp: natl_box (10.digits); vermix (std, 7.digits)
817      and lab_sea, 3.FW (only 6,4,6 digits match) & AD (8.digits).
818    o prepare for "clever pickup" implementation: add new header file "RESTART.h"
819      for internal parameters related to restart process (formerly from PARAMS.h)
820      and add startAB parameter to argument list of S/R ADAMS_BASHFORTH2.
821    o more standard interface to {PKG}_WRITE_PICKUP with pickup suffix passed
822      as argument. (only atm2d & obcs write_pickup have not yet been updated)
823    o pkg/monitor:
824      - use GLOBAL_SUM_TILE instead of _GLOBAL_SUM
825      - fix mon_stats_rs (statistics over the full domain, even where field is zero)
826      - account for deep Atmosphere factor and density factor (anelastic)
827    o added open boundary conditions capability for seaice HEFF and AREA
828    o pkg/shelfice: add option for convservative form of Hellmer&Olbers (1989)
829      thermodynamics
830      - requires a little reorganization, which affects the testreport results
831        of isomip.htd (only 7 digits of cg2d agree) => update/modify experiment,
832        so that now the conservative form is tested
833      - add a few comments
834    o add missing cvs Header: or Name: in eesupp/*, pkg/* & verification/code*
835    o add a little bit of code to gad_os7mp_adv_?.F to help vectorization
836    o add new diagnostics to seaice: advective, diffusive fluxes (only for
837      multidim-advection, for scheme 2 they are not filled) and transports,
838      thermodynamic growth rates
839    o change units of EmPmR (inside the code, + within coupling interface)
840      from m/s to kg/m2/s (mass flux) but leave input file unchanged.
841      Affects results @ truncation level (cg2d match) and update output of
842       experiments: lab_sea(6), global_ocean.90x40x15(10),
843      global_ocean.cs32x15(11x3,10), natl_box(11), tutorial_global_oce_latlon(11)
844      + adjoint results: global_ocean_ebm(11) and lab_sea (12).
845      Coupled set-up: allow to restart from previous pickups (cpl_oldPickup=T).
846      Next: will retire convertEmP2rUnit (simply using mass2rUnit instead).
847    
848    checkpoint59h
849    o pkg/exf:
850      - improve vectorization by moving if-statement out of loops in
851        exf_mapfields, exf_radiation
852      - exf_bulkformulae.F: introduce 2D fields and vectorize code
853    o pkg/kpp: added the salt plume scheme (ALLOW_SALT_PLUME) to KPP package
854    o testreport:
855      - allow to test for Qnet & SeaIce monitor output; clean-up ALLOW_BULK_OFFLINE
856        monitor & update offline_exf_seaice exp. output.
857      - AD testing: pass/FAIL according to Grad. output accuracy (instead of Cost)
858    o pkg/seaice:
859      - bug fix in the evp solver: boundary conditions were affected be
860        masking of zMax/zMin (changes results)
861      - minor bug fix in boundary conditions in seaice_calc_strainrates
862        (changes results for no_slip)
863      - seaice_lsr.F: make interpolation of eta dependent on boundaries
864      - replace hardcoded lower limit for zeta (zMin) by runtime parameter
865      - add a test to lab_sea, that tests the Hibler and Bryan (1987) ocean
866        stress formulation and no-slip boundary conditions
867    o pkg/ptracers: Temporary fix for PTRACERS_useGMRedi & PTRACERS_useKPP
868      in gad_calc_rhs.F ; add few safety stops in initialisation phase.
869    o pkg/seaice: a first HSALT time stepping equation has been checked in
870    o pkg/seaice: replaced maskW with seaiceMaskU and maskS with seaiceMaskV
871      in seaice_lsr.F; this solves the pkg/seaice-pkg/obcs problem
872      without requiring DO-IF statements
873    o pkg/thsice:
874      use continuous power-law function for partition of energy between lateral
875      melting/freezing and thinning/thickening ; old code using step function
876      still available with #undef THSICE_FRACEN_POWERLAW
877      update output of exp: aim.5l_cs.thSI, global_ocean.cs32x15.icedyn & .thsice
878    o testreport: change AD testing : check against results/output_adm.txt
879      using same scripts as for forward test.
880    
881    checkpoint59g
882    o adjoint testing: in preparation for changing testreport:
883      - output format: cost and grad written on separated lines
884      - ad output results in directory "results" (instead of "results_ad")
885    o pkg/seaice: adding ice salinity HSALT as a prognostic variable
886    o pkg/seaice: changes for using pkg/seaice with pkg/obcs
887    o pkg/ecco: allow user defined cost function contributions
888    o testreport:
889      Allow to choose (per experiment) the list of tested output variables
890       and the main variable (used to issue a pass/FAIL ) ;
891      - for now, done by adding the specific list in file: [exp]/input/tr_checklist
892      - default is unchanged: >cg2d< , (T,S,U,V,5 tracers)_[min,max,mean,StD] ;
893      Also modify printing of summary:
894       a) ">" NN "<" indicates the "main" variable (used for pass/FAIL)
895       b) echo the list of tested variables in the individual summary.txt of
896          each experiment.
897    o new S/R GLOBAL_SUM_TILE to compute global sum independently of number of
898      threads and number of processes (with #define GLOBAL_SUM_SEND_RECV)
899      (but still depend on the tile decompostion of the domain).
900    o pkg/seaice: change a discretization detail to make the B-grid code
901      "more symmetric". This change is likely to remove all "ridges/leads" that
902      where quasi-aligned with the grid in B-grid solutions. It may also be
903      the solution to the stress coupling issues with the B-grid.
904    o each tested exp: add a "run" directory with a standard ".cvsignore" file ;
905      remove .cvsignore from input dir. (since testreport no longer run here).
906    o pkg/thsice:
907     - cleaning: move common block out of "THSICE_2DYN.h" (removed) to "THSICE_VARS.h"
908     - fix reshaping of sea-ice just after advection:
909       melt all the ice only if ice-volume is too small.
910     - re-visit lateral/thinning repartition of melting (modifs from May 04, 2007):
911       prevent lateral melting if sea-ice fraction is too close to iceMaskMin ;
912     and update experiment global_ocean.cs32x15.icedyn (+start from pickup files).
913    o external_forcing_surf : extend the use of salt_EvPrRn & temp_EvPrRn (fresh-water
914      tracer content) to linFS or no RealFreshWaterFlux ; default remains unchanged.
915    o define mass2rUnit & rUnit2mass as units conversion factor, used for surface
916      forcing. mass2rUnit: from mass per unit area [kg/m2] to r-coordinate unit
917      (z-coord: =1/rhoConst ; p-coord: =gravity) ; rUnit2mass is just the reverse;
918      and remove horiVertRatio (& recip_horiVertRatio). Affects truncation error
919      of exp. global_oce_in_p: 10 16 16 14 16 13 16 16 16 13 13 13 16 13 13 12 16
920      -> update output.txt
921    o pkg/cd_code: add brackets in multiple terms sum (S/R CD_CODE_SCHEME):
922     this affects truncation error: -> update output.txt of exp:
923      global_ocean.90x40x15 (fw&adm), lab_sea (fw&adm) & lab_sea.lsr,
924      ideal_2D_oce, isomip.htd, natl_box, tutorial_global_oce_latlon.
925    
926    checkpoint59f
927    o pkg/autodiff: zero_adj resets an ajoint variable to zero (in adjoint mode)
928    o pkg/ctrl: ctrl_bound  forces parameter corrections to stay in
929      a bounded range (in forward mode)
930    o pkg/ecco, ctrl, autodiff and mom_common:
931     internal parameter controls, completements of implementations
932    o add few EXCH S/R (UV_BGRID, UV_DGRID, SM) for B & D-Grid velocity & 2nd Moment Sxy.
933    o use UV_BGRID exch for dxV,dyU: for now, only with pkg/exch2 & forward ;
934      (not seem any difference in testing results).
935    o pkg/cd_code: use the right EXCH calls (for CS-grid); but problem remains
936       at face corners.
937    o pkg/generic_advdiff:
938     - in GAD.h, define as parameters (iMinAdvR,iMaxAdvR,jMinAdvR,jMaxAdvR)
939      loop range indices for computing vertical advection tendency
940      and do the calculation in the interior only (no overlap) ;
941      for now, only implemented for SOM advection (to save CPU time).
942     - add argument "withSigns" to S/R FILL_CS_CORNER_TR_RL (needed for SOM_xy moment)
943    o exch2 adjoint
944      First set of changes:
945      - add exch2 hand-written adjoint templates
946      - exch2 hand-written no longer use TAF-flag 'nownew_arg'
947        This will require cleanup in pkg/autodiff/*.F
948        (changed routines currently kept separate in verif. code/)
949      - Comment all relevant #ifndef ALLOW_AUTODIFF_TAMC
950        that used to hide exch2 or cubed-sphere specific code
951        (commented via 'cph-exch2')
952    o pkg/seaice
953      - Close southern and western boundaries for UICE/VICE when useOBCS=.TRUE.
954    o pkg/bulk_force: fix loading into Qsw of Short-Wave flux; and update
955       output of global_ocean.cs32x15.thsice .
956    
957    checkpoint59e
958    o exch2: new S/R that only use the cube-tracer (center-position) exchange:
959      for B-grid vector (not yet tested) and C-grid vector (<- only used
960      when option W2_USE_R1_ONLY in W2_OPTIONS.h is defined).
961    o starting implementation of Duffy et al. (GRL 1999) salt plume scheme
962      (#ifdef ALLOW_SALT_PLUME)
963    o gather_2d/scatter_2d: removed halo regions
964    o gmredi: add option (GM_taper_scheme='fm07') for Ferrari & McWilliams 2007
965      scheme and the corresponding test case (under front_relax dir). For now,
966      only available with Skew-flux form and not yet tested in realistic set-up.
967      adjoint: store directives updated, but gradient checks deteriorated,
968      so maybe GM/Redi adjoint is now broken.
969    o seaice adjoint
970      * add AREA, HEFF, HSNOW as control variable
971        (should not change lab_sea results)
972      * CTRL_OPTIONS.h needs new flag: CTRL_SET_OLD_MAXCVARS_40
973    o pkg/seaice:
974      * added computation of saltFlux in seaice_growth;
975        For time being, sea ice salinity is assumed constant
976        contribution of snow flooding to freshening of sea ice is neglected.
977        SEAICE_salinity is set in SEAICE_PARM01 of data.seaice and it
978        defaults to 0.0 in order to maintain backward compatibility.
979        Typical values for SEAICE_salinity are 4 to 10 g/kg.
980      * replaced dRf(1) with dRf(kSurface)*hFacC(kSurface) in seaice_growth.F
981      * added SEAICE_availHeatFrac, which specifies fraction of surface level
982        heat content used to melt or grow ice
983      * commented out cap of HICE: it helps keep ice thinner
984      * reintroduced cap of HEFF via MAX_HEFF and SEAICE_CAP_HEFF option
985      * applied OBCS T/S mask to HEFFM sea ice mask
986    
987    checkpoint59d
988    o standard name: {PKG}_DIAGNOSTICS_STATE to fill diagnostics array
989     for {PKG} state variables, and called from DO_STATEVARS_DIAGS.
990     (keep {PKG}_DIAGNOSTICS_FILL for non-state variables diagnostics)
991    o pkg/gmredi (gmredi_readparms.F): add some missing "_d 0"
992     and change default value of parameter "GM_Small_Number";
993     update output of exp: lab_sea (x2), cfc_example, global_ocean.90x40x15,
994       global_ocean.cs32x15 (x4), global_ocean_ebm, global_with_exf,  
995       tutorial_global_oce_biogeo, tutorial_global_oce_latlon
996    o pkg/ecco: cost function when applying pkg/smooth to controls
997    o pkg/ctrl: add forcingPrecond run time parameter
998    o pkg/seaice:
999     - replace ZMIN=4.e8 with ZMIN=0. in dynsolver.F as in C-grid code
1000     - fix bug in metric terms of u-equation in LSR solver (implicit part),
1001       changes verification/lab_sea
1002     - rearrange implicit part of u-equation in LSR solver to make it easier to
1003       read, understand, and debug. This causes changes at the truncation level.
1004     - fix (serious) bug in the boundary conditions (sign error in the implicit
1005       part) of the LSR solver. Changes all LSR results.
1006     - fixed problem with HSNOW initialization to avoid thick snow when AREA
1007       is initilized with small values - does not change lab_sea results.
1008     - added HsnowFile initialization capability
1009    o pkg/smooth: addition to model/src and pkg/ctrl so allow
1010     initialization of pkg/smooth and application to control vector
1011    o pkg/seaice: fix another bug in the LSR no-slip boundary conditons
1012    o dependencies: pkg/profiles requires pkg/cal
1013    o pkg/profiles:
1014     - added option ALLOW_PROFILES_GENERICGRID
1015         -> pkg/profiles can thus be used with any grid (e.g. cs32x15) assuming
1016         that interpolation information (grid points and coefficients) is provided
1017         within the netcdf input files.
1018         -> sample matlab scripts can be found in MITgcm_contrib/gael
1019         that allow you to prepare netcdf input files.
1020     - also modified: cleaner include statements, cleaner error print statements,
1021       cleaner stops when error, and more tests of the netcdf input files consistency.
1022    o additional test (in global_ocean.cs32x15) using seaice+thsice pkgs.
1023    o pkg/seaice:
1024     - move seaice-diagnostics from seaice_do_diags to do_statevars_diags; this
1025       requires a new routine: seaice_diagnostics_fill.F
1026     - make sure that seaice does not move if not forced (pressure replacement
1027       method, Hibler and Ip, 1995), changes results
1028     - and new damping criterion for EVP solver according to Hunke, JCP, 2001
1029     - SEAICE_evpDampC = > 0. turns it on (615. is the recommended value).
1030       It is turned off by default (=-1.), because it changes the results.
1031     - make it possible to read AREA from a file, too.
1032    
1033    checkpoint59c
1034    o add S/R and diagnostics for oceanic mixed-layer depth
1035    o move GMRedi call after all vertical mixing schemes (including KPP)
1036    o pkg/thsice:
1037     - ensure iceMask > iceMaskMin : this problem appeared after May-04 modifs
1038      (melt only laterally if thin ice): update output of global_ocean.cs32x15.thsice
1039    o pkg/obcs:
1040     - bug fix for balance code
1041    o pkg/seaice:
1042      - allow values of SEAICE_elasticParm > 1
1043      - add new parameter SEAICE_evpTauRelax as an alternative
1044        to SEAICE_elasticParm
1045      - make lsr boundary conditions free slip (by default), changes result
1046      - add code for no slip boundary conditions for lsr
1047      - set minimum of zeta to zero (and not 4e8) (changes results)
1048      - add a cap on AREA after advecting AREA if seaice_growth is not called
1049    o change calculation of Visbeck K:
1050      - no longer depend on tapering scheme; instead, compute slope (limited
1051        by GM_maxSlope). this is equivalent to what was comuted before with
1052        clipping or linear tappering.
1053      - fix vertical averaging (wrong by 1/2 level)
1054      - leave the old version (but will not be maintained) within
1055        #ifdef OLD_VISBECK_CALC / #endif
1056      - update output of exp. ideal_2D_oce
1057    o change error catch in calc_r_star to improve vectorization
1058    o exf runoff and seaice: remove ALLOW_SEAICE from exf pkg files and
1059      add #define ALLOW_RUNOFF in SEAICE_OPTIONS.h (when not using exf).
1060    o adjoint:
1061      Re-organized adjoint checkpointing according to Matt Mazloff
1062      (but with modifs/completions/cleanups)
1063      Storing is now bundled into large arrays to optimized I/O
1064      (and second step in cleanup of the_main_loop)
1065    
1066    checkpoint59b
1067    o coupler (pkg/atm_ocn_coupler, pkg/ocn_compon_interf, pkg/atm2d):
1068      - export/import (between ocean & coupler) fields needed for ocean DIC.
1069    o pkg/seaice:
1070      - get rid of three more exchanges seaice_calc_viscosities (required
1071        different loop boundaries in seaice_lsr and seaice_ocean_stress)
1072      - bug fix in seaice_ocean_stress (update of lab_sea required)
1073      - reduce loop boundaries to necessary minimum also in seaice_evp
1074      - go back to the old way of computing deltaC/Z as the adjoint likes that
1075        better
1076    o Refresh of tutorial_global_oce_latlon (includes changing salinity-like
1077      passive tracer to an Age Tracer) + update output.txt
1078    o pkg/exf:
1079      - implement A-grid / C-grid selection for wind-stress input files.
1080      - clean-up exf_wind.F (remove us, use wspeed instead ; add wStress)
1081      for now, in exf_bulk_largeyeager04.F only :
1082      - change implementation for case where windspeed + 2. components wind-stress
1083        are read-in. AND use rhoConstFresh to convert evap.
1084    o pkg/seaice:
1085      - use correct EXCH_UV for wind-forcing (on A-grid).
1086      - change SEAICE_OPTIONS.h to limit the number of option combinations (regarding
1087        SEAICE_EXTERNAL_FORCING & SEAICE_EXTERNAL_FLUXES); add corresponding stops.
1088    o pkg/exf:
1089      - default EXF options are now set in EXF_OPTIONS.h (ifndef ALLOW_AUTODIFF_TAMC)
1090      EXF_INTERPOLATION:
1091      - merge global_with_exf/code version of exf_interp_read.F
1092        to the main code ;
1093      - Add new option: EXF_INTERP_USE_DYNALLOC to use Dynamical Allocation when
1094        reading the file ; Important: This options needs to be defined to recover
1095        previous code.
1096        otherwise, use fixed size array to read in (size=exf_interp_bufferSize).
1097      - no longer loose real*8 precision along the way when using exf_iprec=64.
1098    o pkg/seaice: rearrangement of common blocks (really needs more cleaning up)
1099      - change discretisation of evp-solver in order to avoid another exchange
1100        (changes lab_sea) and clean up a little
1101      - replace SQRT(MAX(deltaC,SEAICE_EPS)) by MAX(SQRT(deltaC),SEAICE_EPS)
1102        help the adjoint (this also changes the results slightly)
1103      - add a few "_d 0" where they had been missing in seaice_evp.F
1104      - cleaning up: remove unused seaice_calc_rhs.F
1105    o pkg/exf: some cleaning-up:
1106      - change various "constants" into runtime parameters
1107      - cleaned-up Large&Yeager04 routine which should eventually
1108        replace exf_bulkformulae.F (changed names of S/R and CPP)
1109        and merged various ALLOW_ATM_WIND options
1110     only used with thsice pkg (in thsice_get_exf.F):
1111      - implement fixed turbulent transfert Coeff over ice (as in Large&Yeager04)
1112        which are used when useStabilityFct_overIce=TRUE (= the default)
1113      - change default values of ice & snow emissivity and scale downward LW
1114        by ice & snow emissivity.
1115    o pkg/thsice:
1116     fix few little problems, in thsice_calc_thickn.F:
1117      - growth vertically (and not laterally) if iceFrac == iceMaskMax
1118      - melt only laterally if hIce < hThinIce (as the comments say)
1119      and in thsice_extend.F:
1120      - allow to form ice even when iceFrac == iceMaskMax (by increasing thickness)
1121      - start to form ice as soon as the minimum ice-volume is reachable.
1122     update output of test-exp: aim.5l_cs(thSI), global_ocean.cs32x15(thsice),
1123      and cpl_aim+ocn
1124    o pkg/kpp
1125     - move computation of surface related input fields to KPP into a new
1126       subroutine kpp_forcing_surf.F
1127     - remove wrong (within bi,bj loops) EXCH calls.
1128     - little cleaning (add argument myThid in last position, cvs header ...)
1129     - for now, fix conservation problem by exchanging KPPviscAz (may not
1130       be the best fix)
1131    o pkg/seaice
1132     - check for inconsistent evp parameter/cpp-flag combination
1133     - remove leftover errIO flat for obsolete name list error handling
1134    o OpenAD
1135     - changed verification/OpenAD to full baroclinic setup (including GM/Redi)
1136    
1137    checkpoint59a
1138    o pkg/seaice: some parameter clarifications and a little bit of clean up
1139    o pkg/thsice: rename run-time parameters:
1140       himin       -> hIceMin
1141       himin0      -> hThinIce
1142       hihig       -> hThickIce
1143       i0          -> i0swFrac
1144       transCoef   -> bMeltCoef
1145       frac_energy -> fracMelting
1146      add new parameters: hNewIceMax, fracFreezing, dhSnowLin
1147       with default values (for now) that do not change the results.
1148      remove old version of thsice vars advection in pkg/seaice.
1149    o in FFIELDS.h:
1150      - replace #ifndef ALLOW_EXF  by #ifndef EXCLUDE_FFIELDS_LOAD
1151      - make pLoad & sIceLoad always available (but still only used if
1152         ATMOSPHERIC_LOADING is #define).
1153    o pkg/kpp: replaced _KPP_RL with _RL
1154    o bug fixes for vertical diffusivity computations when both KPP and
1155        3D diffusivity arrays are used; pkg/kpp/kpp_calc_diff_s & _t.F
1156        are no longer updating the vertical diffusivity array
1157        (passed as argument) but are (re-) setting those arrays.
1158    o pkg/seaice: fix bug in evp solver, while doing that
1159      - change (improve?) discretization of stress computations for both
1160        cgrid-lsr and evp solver
1161      - add a new routine to compute strain rates
1162      - the above changes lab_sea results
1163      - add no slip conditions for evp solver (off by default), lsr-version
1164        may follow
1165      - fix exchange for shear at Z-points (does not change lab_sea)
1166      - retire SEAICEuseEVP, instead turn on EVP by setting SEAICE_deltaTevp
1167        (to force the user to pick a time step since there is not "safe" way
1168        of choosing it)
1169      - add principal stress diagnostics
1170      - rearrange fields for evp a little to avoid having to call a: too many
1171        exchanges and b: exchanges for stress trensor components which we do
1172        not have.
1173      - modify Hibler+Bryan (1987) stress coupling so that it reuses information
1174        of evp, complete rewrite for lsr case (latter is does not yet work
1175        in all cases)
1176    o pkg/kpp: add code to have mixing in shelf ice caverns
1177      - add myThid to all kpp routines (long overdue)
1178    
1179    checkpoint59
1180    o pkg/exf:
1181      - fix wind-stress location: defined on A-grid (if ALLOW_ATM_WIND &
1182        ALLOW_BULKFORMULAE or USE_EXF_INTERPOLATION), otherwise, defined on C-grid
1183      - move exf header files from lower_case.h to UPPER_CASE.h ;
1184        add missing cvs Header & Name
1185      - add adjoint routines and flow dirs for newly used exch_uv_agrid routines
1186      - add namelist param. selectStressGridPosition, exf_monFreq
1187      - retire many _CLIM routines, and remove data.exf_clim
1188        + params moved to data.exf
1189        + climsst, climsss now handled by exf_set_gen, i.e.
1190          climss?period=0 refers to constant field,
1191          climss?period=-12 to monthly forcing
1192      - split up namelists in data.exf
1193    o pkg/seaice:
1194      - remove seaice_exch and seaice_exch_uv
1195      - remove superfluous exchange of theta
1196      - add myThid to seaice_budget_ocean/ice
1197      - add new interface for atmospheric wind forcing (C-grid only)
1198        + new routine
1199        + two new field (taux, tauy for stress over ice)
1200        + removed one global field (DAIRN) for C-grid case only
1201    o pkg/thsise
1202      - 2nd set of modifs for thsice adjoint in conjunction with exf
1203    o enable runtime flag useEXF (useCAL is set to .T. if useEXF=.T.)
1204    
1205    checkpoint58y_post
1206    o Added capability for latitudinal dependence of Bryan and Lewis, 1979
1207      vertical diffusivity, similar to that in MOM4; turned on using
1208      #define ALLOW_BL79_LAT_VARY in CPP_OPTIONS.h and specified using
1209      diffKrBL79*, diffKrBLEQ*, and BL79LatVary in runtime data file.
1210    o Added capability for 3D specification of background vertical diffusion
1211      coefficient.  This is done by (i) #define ALLOW_3D_DIFFKR
1212      in CPP_OPTIONS.h and (ii) specifying file diffKrFile in runtime
1213      "data" file that contains the 3D vertical diffusivity coefficients.
1214    o ice dynamics (pkg/seaice) with thsice thermodynamics:
1215      - add code within pkg thsice to advect & diffuse sea-ice fields
1216      similar to (and will replace) what has been added in  seaice_advdiff.F,
1217      but: - conserving Mass, Heat & Salt.
1218           - better when using non-linear advection scheme (not yet fully tested)
1219           - can also be used in atmospheric set-up (for now, only the diffusion).
1220    
1221    checkpoint58x_post
1222    o IO option for global-file compact format:
1223      - add options when generating topology (utils/exch2/matlab-topology-generator)
1224      - add I/O capability (pkg/mdsio).
1225      - adapt utils/matlab/rdmds.m to read this format.
1226      for now long-line format not yet supported by pkg/mdsio (& exch2).
1227    o shelfice: add a few diagnostics
1228    
1229    checkpoint58w_post
1230    o p-coord. non-hydrostatic using reference profile for w <-> omega conversion:
1231      rVel2wUnit & wUnit2rVel are computed from reference profile Tref,Sref
1232      (and replace horiVertRatio in NH code).
1233      Update output of exp.: tutorial_global_oce_in_p (useNHMTerms !)
1234                         and tutorial_plume_on_slope (sensitive to truncation)
1235    o seaice: if ALLOW_ATM_WIND is undefined use wind stress
1236      directly to drive seaice model (C-grid only)
1237    o exf: when input wind-stress (#undef ALLOW_ATM_WIND):
1238     - reintroduce computation of wind from stress,
1239     - compute tau (in exf_bulkformulae.F) from windstress averaged to
1240       mass points to avoid tau = 0
1241     - fix serious bug: (1/3) in Fortran is not the same as (1./3.)
1242    o rdmnc.m: make it work with "global" files created with gluemnc
1243    o rdmnc.m : some improvements in dealing with singleton dimension
1244      (tested on all testreport mnc output files).
1245    o genmake2: disable pkg/profiles if netcdf test fails.
1246    o cpl_aim+ocn exp.: use consistent rhoConstFresh in Atm & Ocn; update output.
1247    o move call to cal_readparms up to make calendar parameters/variable available
1248      to all packages
1249    
1250    checkpoint58v_post
1251    o change EOS (from POLY3 to JMD95P) in global_ocean.90x45x15 to get
1252      useDynP_inEos_Zc tested.
1253    o pkg/exf: changes to properly interpolate/mask/scale initial fields
1254    o utils/matlab/cs_grid/read_cs: routines to speed up reading of CS510 fields
1255      and portions thereof.  See read_cs.txt for description and examples.
1256    o utils/matlab/cs_grid/bk_line: to compute transport through passages,
1257      add a script (grt_circ_bkl.m) to generate broken-line between 2 points,
1258      following the great-circle arc between those 2 points.
1259    o trap un-initialized variable with pathscale compiler on weddell.mit.edu
1260      (thanks to Constantinos): fix few problems and get (almost) all exp to pass.
1261    o 2nd-Order Moment Advection Scheme (Prather, 1986): first check-in
1262     - enable by setting #define GAD_ALLOW_SOM_ADVECT (in GAD_OPTIONS.h)
1263     - used without limiter (AdvScheme=80) or with Prather limiter (AdvScheme=81)
1264     - still needs work (not working with some options ; efficiency to improve)
1265       and serious testing.
1266     - use this scheme for temperature & salinity in 2 advection test exp.:
1267       advect_xy & advect_xz, respectively.
1268    
1269    checkpoint58u_post
1270    o new test-exp: fizhi-cs-32x32x40 (40 levels) to replace the 10 levels.
1271    o move call to INI_FORCING from PACKAGES_INIT_VARIABLES to INITIALISE_VARIA.
1272    o testreport: add option "-skipdir" to skip some test.
1273    o exf: when input wind-stress (#undef ALLOW_ATM_WIND), by-pass turbulent
1274      momentum calculation.
1275    o gad_advection: fix vertAdvecScheme (if different from advectionScheme)
1276    o some cleaning: usePickupBeforeC35 no longer supported ; remove this option.
1277      remove checkpoint.F and the_correction_step.F (no longer used);
1278      do the k loop inside CYCLE_TRACER (supposed to be more efficient).
1279    o add option (linFSConserveTr) to correct for tracer source/sink due to
1280      Linear Free surface
1281  o pkg/seaice: fix a bug in the flooding algorithm: turn off the snow machine  o pkg/seaice: fix a bug in the flooding algorithm: turn off the snow machine
1282  o pkg/thsice: fix reading mnc-pickups  o pkg/thsice: fix reading mnc-pickups
1283    
# Line 1362  o add two new packages Line 2636  o add two new packages
2636    - my82 (Mellor and Yamada, 1982) level 2 turbulence closure scheme    - my82 (Mellor and Yamada, 1982) level 2 turbulence closure scheme
2637    - these scheme operate in a similar manner as KPP (without ghat, of    - these scheme operate in a similar manner as KPP (without ghat, of
2638      course), however there is only one diffusivity that is used for both      course), however there is only one diffusivity that is used for both
2639      temperature and salinity (and passive tracers)ç      temperature and salinity (and passive tracers)
2640  o add offline package  o add offline package
2641  o add "verification/dic_example" which contains a dic-gchem-ptracer setup  o add "verification/dic_example" which contains a dic-gchem-ptracer setup
2642    provided by Stephanie Dutkiewicz    provided by Stephanie Dutkiewicz

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