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revision 1.834 by jmc, Tue Jun 12 16:04:45 2007 UTC revision 1.1090 by jmc, Wed Apr 22 19:25:06 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 tools/gemake2: delete modifs from March 27-29 2009 (with option "-mpi":
8      link *_mpi files from "MODS" dir) to return to a strait-forward behavior.
9    o move read_write.F to write_utils.F ; new parameter (maxLengthPrt1D)
10      to reduce length of 1.D array print in STDOUT.
11    o adjustment.cs-32x32x1: changed to oceanic test with 1 continent
12      + use 48 tiles (16x8): this will allow to test "blank tiles".
13    o start to test MPI + multi-threaded (change testreport to skip tests
14      where number of tiles do not match).
15    o genmake2: add option "-omp" to turn on Open-MP ;
16      passed to testreport (if using -mth) ; merge few (*+mth) optfiles.
17    o pkg/exch2 (+ utils/exch2): ignore blank tiles (instead of removing them)
18      and keep the original tile numbering. Note: compatible with old
19      W2_EXCH2_TOPOLOGY.h & w2_e2setup.F topology files.
20    
21    checkpoint61l
22    o Overlaps had been forgotten in calculating ijk keys : fixed
23    o fix cyrus makedepend for gcc 4.4
24    o experiment fizhi-cs-aqualev20:
25      switching to new version of S/R GETPWHERE (#define TRY_NEW_GETPWHERE)
26      and generate new output. Note: new output is much closer to the old
27      one (v1.8) generated with pgf77 -O2 on Mar 14 2007 than it is from
28      the previous one (v1.9) generated with pgf77 -O0 on Jun 13 2007.
29    o pkg/fizhi:
30     - change to avoid indices going deliberately over array-bounds
31     - remove unnecessary MPI stuff
32     - perpetual spring equinox with "#define FIZHI_USE_FIXED_DAY"
33     - new version of S/R GETPWHERE available with #define TRY_NEW_GETPWHERE:
34       does not go over array-bounds and therefore returns reliable output.
35     - in fizhi_driver.F & fizhi_turb.F, fix "get_alarm" calls:
36       this S/R has 4 output arguments, which are used inside "get_alarm";
37       when it is called with the same variable "ndum" in place of several
38       output arguments, this produces weird side effect inside "get_alarm"
39      (e.g., datein=dates(n) is overwritten by timein=times(n) since both
40       datein & timein, resp. 2nd and 3rd arg., are pointed to the same "ndum"
41       address) and produces error.
42    o tools/gemake2: (March 27-29 2009)
43      with option "-mpi": link *_mpi files from "MODS" dir (this is what
44      testreport does).
45    o lab_sea experiment: change from 2x1 tiles to 2x2 tiles and regenerate output
46    o pkg/seaice: fix bug in new version of S/R SEAICE_LSR.F:
47       update lab_sea.lsr & lab_sea.salt_plume results
48    o pkg/seaice:
49      Major overhaul of the LSOR solver: change discretization from original
50      finite differences to finite volume. The old routine is still in the
51      file seaice_lsr.F and can be turned on with the CPP-flag
52      SEAICE_OLD_AND_BAD_DISCRETIZATION
53      Along with this change, the discretization of the strain rates is changed.
54      The same flag turns on the old discretization in seaice_calc_strainrates.F
55      All verification experiments with seaice are affected (except for
56      seaice_exf_offline); global_ocean.cs32x15/input.icedyn recovers the old
57      results by setting the above flag.
58      Further changes involve changes in defaults:
59      - ALLOW_FLOODING is defined and turned on by default
60      - SEAICEadvSnow = .true. is now the default
61      - SEAICEadvSalt = .true. is now the default
62      - SEAICEadvAge  = .true. is now the default
63      - SEAICE_clipVelocities  = .false. is now the default
64                                         (as per J. Zhang's recommendation)
65      - B-grid, and thus not tested: SEAICE_TEST_ICE_STRESS_1/EXPLICIT_SSH_SLOPE
66        is defined, SEAICE_TEST_ICE_STRESS_1 is renamed into SEAICE_BICE_STRESS
67      - seaice_growth: replace computation of UG by a simple copy from wspeed
68    
69    checkpoint61k
70    o pkg/seaice: a few bug fixes mostly concerning the metric terms:
71      seaice_lsr: fixed a few metric terms,
72                  affects lab_sea.lsr, lab_sea.salt_plume, seaice_obcs
73                  add more debugging diagnostics
74      seaice_evp: removed superfluous many metric terms of FV discretization
75                  of stress divergence
76                  affects lab_sea, lab_sea.hb87
77      seaice_ocean_stress: removed superfluous many metric terms of FV discretization
78                  of stress divergence for non-evp solver
79                  (this part is not tested anywhere)
80      seaice_calc_strainrates: fixed a bug in no-slip boundary conditions,
81                  they were effectively only half slip
82                  affects lab_sea.hb87
83      updated all relevant verification experiments (except lab_sea//output_adm.txt
84        which was left over, but fails at level 7 & 6)
85    
86    checkpoint61j
87    o pkg/seaice: turn a few hard wired parameters into run time parameters
88    o pkg/seaice/exf/monitor: turn netcdf coordinate variable T into model
89      time in seconds as promised by the usints in seaice_monitor and exf_monitor
90    o pkg/mnc: fix the coordinate variables for multi-tile curvi-linear grids
91      that are not cubed-sphere grids
92    o pkg/seaice: fix a bug for the rare case of SEAICE_VECTORIZE_LSR
93    o pkg/ctrl:
94      fix bug in ctrl_depth_ini.F (EXCH_XYZ was applied to 2-D field xx_r_low)
95    o non-hydrostatic (calc_gw.F):
96      fix viscA4 on CS-grid + fix diagnostics: Wm_Diss & Wm_Advec
97      update output of exp. global_ocean.cs32x15.viscA4
98    o remove backward compatibility for thetaMin,phiMin
99      (replaced by xgOrigin,ygOrigin on Jan 27, 2009)
100    o pkg/exf: fix a serious bug in exf_set_uv.F: do a rotation of the
101      interpolated wind field not only for curvilineargrid=.true., but also
102      for a rotated grid (rotateGrid=.true.)
103    o pkg/exf: add capability to bypass interpolation for runoff
104      by setting yet another CPP-flag
105    o eesupp/src, B-grid exchange:
106      add simple (6 tiles, non MPI) CS exch + standard interface S/R.
107    o autodiff
108      new CPP option ALLOW_TAMC_SINGLEPREC_COMLEV
109      allows to switch to single-prec common blocks;
110      corresponding switch occurs in tamc.h, integer isbyte
111      TAF store directivs "byte" and "kind" seem equivalent;
112      Most tamc.h have been updated correspondingly.
113    
114    checkpoint61i
115    o autodiff:
116      fix autodiff_sore/_restore indices for obcs
117      (spotted by I. Hoteit, M. Mazloff)
118    o pkg/autodiff, pkg/ctrl:
119      Add flag to reduce all tapelev I/O to single-prec.
120      In data.ctrl set
121        doSinglePrecTapelev = .TRUE.
122    o model/src/ini_curvilinear_grid.F, new grid-file format without EXCH2:
123      check in hack for SX8 compiler (for dxV, dyU); remove it afterwards.
124    o pkg/shelfice: fix bug with SHELFICEconserve flag, prepare for
125      real fresh water flux (not yet)
126    o pkg/mdsio & rw:
127     - add argument & option to S/R MDS_WRITEVEC_LOC (avoid Open/Close & write-meta)
128     - add simple interface S/R to MDS_WRITEVEC_LOC in pkg/rw: WRITE_GLVEC_RX.
129    o pkg/flt:
130     - replace FLT_INIT by 3-steps standard initialization S/R: readparms,
131       init_fixed & ini_varia.
132     - clean-up & simplify linear interpolation S/R:
133       move flt_bilinear.F -> flt_interp_linear.F ; add arg. myThid.
134     - fix some indices (mainly vertical index) ; add IMPLICIT NONE.
135     - more efficient I/O, using new options of MDS_WRITEVEC_LOC S/R.
136     - add vert. coordinate & horiz. indices to output files.
137     - change vertical position in initial condition, from index to depth [m].
138     - store horizontal (decimal) indices i,j in common block (instead of coord. x,y)
139       (easier to get to a curvilinear grid) ; delX,delY no longer used.
140    o pkg/ggl90: a few modifications:
141     - fix bottom boundary condition, and interpolation of KappaE
142       near top and bottom
143     - use same set of viscosity/diffusivity for TKE/momnetum/tracer
144     - add smoothing option as in Blanke and Delecluse (1993) (--> ALLOW_GGL90_SMOOTH)
145     - add a few options for mixing-length upper limit (--> mxlMaxFlag)  
146    o rename thetaMin,phiMin -> xgOrigin,ygOrigin
147      (maintain temporary backward compatibility, until next checkpoint)
148    
149    checkpoint61h
150    o pkg/diagnostics with "periodic averaging diagnostics":
151      fix S/R DIAGNOSTICS_COUNT ; hack diagnostics_out.F to get NetCDF output.
152    o pkg/my82: add missing "_d 0" ; update output of exp. vermix.my82
153    o pkg/obcs: fix loop ranges for balancing code
154    o pkg/flt:
155     - improve criteria for finding which tile owns a float.
156     - fix FLT_EXCH for case without MPI ; apply cyclic BC + fix also the MPI case.
157    o Add well-mixed CO2 box in aim_v23 (which includes changes in pkg
158      aim_compon_interf, ocn_compon_interf, gchem, and dic to get coupling
159      with ocean biogeo)
160    o pkg/flt:
161     - do some cleaning and fix the restart ;
162     - add output.txt in flt_example/results to get this pkg tested.
163    o genmake2: add an EXTENDED_SRC option and flag.
164       for now, cannot be turned on on command line (only through genmake_local)
165    o pkg/mdsio: read/write vector:
166     - singleCpuIO: fix RL/RS in MDSWRITEVECTOR by calling new S/R MDS_BUFFERtoRL/RS
167     - singleCpuIO=F: fix arrType & filePrec & _BYTESWAPIO in both MDSREADVECTOR
168       & MDSWRITEVECTOR by calling new S/R MDS_RD/WR_VEC_RL/RS.
169     - affects gradient of test-exp "bottom_ctrl_5x5" (not due to _BYTESWAPIO)
170      (drop to 4 digits matching for grad). But this test does not look very
171      reliable (was already failling on eddy, fc5, at 6.digits). Update output.
172    
173    checkpoint61g
174    o pkg/flt:
175      - move FLT_CPPOPTIONS.h to FLT_OPTIONS.h (standard name)
176       + make OPTIONS file more standard.
177      - rename S/R MDSREADVECTOR_FLT to FLT_MDSREADVECTOR (to mach src file name)
178      - fix _BYTESWAPIO CPP-Flag
179      - standard reading of file-parameter "data.flt"
180      - fix argument list of S/R FLT_RESTART
181      still need to fix _BYTESWAPIO in pkg/mdsio/mdsio_writevector.F
182    o pkg/obcs: fix a CPP-flag, bug reported by Jeff Blundell
183    o gather_2d.F/scatter_2d.F: suppress vectorisation on NEC SX in respond to
184      a still unfixed compiler/optimization bug
185    
186    checkpoint61f
187    o pkg/seaice, LSR solver: fix bug in GLOBAL_MAX calls ;
188      update results of global_ocean.cs32x15.icedyn test.
189    o move getcon.F from model/src to pkg/fizhi.
190    o pkg/exf: add parameter for extrapolation of temp up to the surface
191       and option to prevent negative evap (in bulk_largeyeager04 only).
192    o Prather Advection scheme: fix tracer conservation for divergent flow
193      (e.g., when using NonLin Free-Surface).
194    o kpp: retire KPPmld diagnostics --> use MXLDEPTH instead
195    o gmredi (Visbeck-variable-K):
196     - add more parameters to Visbeck-variable-K.
197     - use a 5 points average for dSigmaR in Visbeck-K calculation
198       (more "homogenous": same stencil and same weights as in dSigmaH)
199     - update output of ideal_2D_oce experiment.
200    o fix CPP-flag REAL4_IS_SLOW, when _RS expands into real*4
201      (#undef REAL4_IS_SLOW)
202     - pkg/mnc/mnc_cw_cvars.F: write _RS-grid variable as netcdf-real*4
203       coordinate variable
204     - pkg/monitor/monitor.F: call mon_printstats_rs for _RS variables
205       (surface forcing fields), removes some of the functionality
206     - model/src/write_grid.F: write _RS variables as RS-netcdf variables
207     - model/src/diags_oceanic_surf_flux.F: fix a few diagnostics, but
208       probably not all: copy _RS surface flux fields to RL field before
209       calling DIAGNOSTICS_FILL
210     - model/inc/CPP_EEMACROS.h: make the _EXCH_*_RS macros expand into
211       real*4 (CALL EXCH_*_RS) versions.
212     - tested in 2 experiments: inverted_barometer & solid-body.cs-32x32x1
213       (generate new output).
214    
215    checkpoint61e
216    o gmredi (Visbeck-variable-K):
217      - fix the "OLD_VISBECK_CALC" option + move the #undef to GMREDI_OPTIONS.h
218      - change computation of Visbeck-K where Slope > Smax :        
219        now: N*min(Slope,Smax) (similar to OLD_VISBECK_CALC with gkw91 taperFct)
220        previously was: M*sqrt(min(Slope,Smax)) ; update ideal_2D_oce output.
221    o bottom-drag in P-coord.: change units of bottomDragLinear & bottomDragQuadratic
222      to be the same as with Z-coord. (i.e., m/s & no-units respectively).
223    o calc_viscosity: fix index range (was wrong for CD-Scheme & explicit Visc)
224    o pkg gmredi, linear & fm07 tapering: put an upper limit on Slope^2 so that Kwz
225      does not become too large (to avoid precision problems in implicit-diffusion
226      solver); update ideal_2D_oce output.
227    o pkg ggl90:
228      - in ggl90_cal.F: compute only one set of visc/diff, used to
229        step forward TKE/T/S/momentum
230      - default value of GGL90viscMax/GGL90diffMax larger and equal (to
231        have Prandlt =1)
232    o gmredi (fm07):
233      - add lower limit on Transition layer thickness + lower limit on 1/lambda
234      - allow to set few more params from data.gmredi
235    o pkg ggl90:
236          - add missing sqrt(2) factor in computation of mixing length
237            scale in ggl90_calc.F
238            (see Eq. (2.35) in Blanke and Delecluse, JPO, 1993)
239    
240    checkpoint61d
241    o adjoint modifs
242      - adapt to new field rhoInSitu
243      - allow to revert from StoreDynVars2D, StoreDynVars3D
244        to individual fields
245        (switches AUTODIFF_USE_OLDSTORE_2D, AUTODIFF_USE_OLDSTORE_3D)
246    o store 3-D (in-situ) density in commom block (DYNVARS.h)
247     - save 1 rho computation.
248     - no longer modify T & S inland when using down_slope pkg.
249    o gad_som : allow to switch to SOM advection for T & S without corresponding
250      pickup files (using new S/R: MDS_CHECK4FILE).
251    o keep removing _BEGIN/_END_MASTER between MDSIO S/R call
252      (for useSingleCpuIO to work in multi-threaded)
253    o pkg/shelfice:
254     - disentangle parameters: retire shelfIceFile in data/PARM05 and substitute
255       with SHELFICEtopoFile in data.shelfice
256     - move code for reading ice shelf topography and modifying hFacC into separate
257       subroutines of the shelfice package
258     - separate initialisation of "fixed" and "variable" variables
259     - kTopC is not (yet) replaced by kSurfC, although this is possible
260    o fix broken diagnostic SIatmFW and changed the units from m/s to kg/m^2/s
261    o add initialisation of deepFac if using Pcoords (new S/R set_grid_factors)
262      and rename:
263      ini_phiref.F          --> set_ref_state.F  (+ set anelastic factors)
264      ini_reference_state.F --> load_ref_files.F (- set anelastic factors)
265    o change FIND_RHO_SCALAR : return rho (instead of rho - rhoConst)
266    
267    checkpoint61c
268    o add option ALLOW_ADDFLUID and run-time selector "selectAddFluid"
269      to add mass source/sink of fluid in the interior (3-D generalisation
270      of oceanic real-fresh water flux).
271    o pkg/monitor: fix recip_dr argument in mon_advcflw2 call (-> advcfl_W_hf_max)
272    o vermix test experiment: switch from LINEAR EOS to MDJWF (not tested before)
273    o new pkg: down_slope
274      density-driven downsloping flow parameterisation (Tellus, 1999, 412-430).
275      - presently, modify T & S inland (dwnslp_calc_rho.F).
276        can be avoided if rho was stored in common bloc and used in calc_phi_hyd.
277      - implementation for ocean in P-coords not tested.
278      - add secondary test to global_ocean.90x40x15 (input.dwnslp) to check this pkg.
279    o move kSurfC,kSurfW & kSurfS from SURFACE.h to GRID.h (next to kLowC)
280      (to facilitate conversion of oceanic pkg to p-coordinate).
281    o change FIND_RHO to FIND_RHO_2D :
282      pass arguments tFld & sFld as local (tile) 2D-arrays ; +fix EOS_CHECK.
283    o new pkg: cheapaml
284    
285    checkpoint61b
286    o exch2:
287      change index bounds in rx2_cube exchanges (new S/R: EXCH2_GET_UV_BOUNDS)
288      - no longer depend on the order sequence (N,S,E,W).
289      - 3rd exchange no longer needed (tested with 24 tiles).
290      - same modif to hand-written adjoint S/R (global_ocean.cs32x15: zero diff)
291      - exch_UV_A-grid readily available (but not yet tested).
292      comment out 3rd exch call and remove copy of V to U at SE & NE face-corners
293      (both are no longer needed) in exch_uv: no effect in forward run; but
294       get truncation error differences with adjoint exch.
295    o exch2:
296     - change index-bounds storage (moved from target to local tile,
297       more intuitive this way) ; rename/remove some variables.
298     - change utils/exch2/matlab-topology-generator & code_mods accordingly.
299    
300    checkpoint61a
301    o exch2/matlab-topology-generator:
302      fix bug in index bounds for N-S internal exchange (hard to tell if this
303      had any effect on the solution).
304    o pkg/mnc: small fix in mnc_handle_err: make sure that length of msgbuf
305      is exceeded
306    o testreport: modify syntax of awk, so that it works also with
307      awk, and not only with nawk and gawk
308    
309    checkpoint61
310    o autodiff
311      Change default for TAF usage by removing argument '-nonew_arg'
312      This changes TAF subroutine argument list (ordering of active var.)
313      Omission of this flag leads to incompatibility w.r.t. TAMC
314      To restore TAMC-compatibility, need following modifs:
315      * use adoptfile tools/adjoint_options/adjoint_tamc_compatibility
316      * use CPP option #define AUTODIFF_TAMC_COMPATIBILITY
317      Tested TAF version is 1.9.22
318      N.B.: exch2 hand-written adjoint code currently not TAMC compatible
319    
320    checkpoint60
321    --->>> This is the last checkpoint for which generating the adjoint
322    --->>> is done via the TAMC-compatibility TAF-flag "-nonewarg"
323    --->>> by default.
324    --->>> Future checkpoints will ommit this flag by default.
325    o pkg/generic_advdiff, os7mp: simplify and avoid division by zero.
326    o pkg/grdchk: Add gradient check to etan0 perturbations.
327    o pkg/exf: read ice area from file (#ifdef ALLOW_ICE_AREAMASK).
328    o pkg/autodiff: more flexibility in zeroadj.
329      model/src: modifying do_oceanic_phys.F accordingly.
330    o pkg/ctrl: Bounds for (kapgm,kapredi,eddypsi) parameter estimation.
331    o model/src and pkg/gmredi: GMREDI_WITH_STABLE_ADJOINT CPP option
332      special setup of gmredi for which the adjoint is stable
333      enough for parameter optimization.
334    o bridging the gap between eddy stress and GM.
335      -> eddyTau is replaced with eddyPsi (eddyTau = f x rho0 x eddyPsi)
336          along with a change in CPP option (now ALLOW_EDDYPSI).
337      -> when using GM w/ GM_AdvForm:
338          The total eddy streamfunction (Psi = eddyPsi + K x Slope)
339          is applied either in the tracer Eq. or in momentum Eq.
340          depending on data.gmredi (intro. GM_InMomAsStress).
341      -> ALLOW_EDDYPSI_CONTROL for estimation purpose.
342      The key modifications are in model/src/taueddy_external_forcing.F
343      pkg/gmredi/gmredi_calc_*F pkg/gmredi/gmredi_*transport.F
344    
345    checkpoint59r
346    o new S/R (pkg/mdsio/mdsio_facef_read.F) reading of sNx+1 x sNy+1 array
347      from per-face file (take S/R READSYMTILE_RS out of ini_curvilinear_grid.F);
348      fix option to read coriolis(@ cell-corner) from files with CS-grid.
349    o pkg/mnc: add some attributes to standard 1D-coordinate variables
350    o pkg/diagnostics: enforce missing_value attribute for scalar variables at
351      mass points, when using mnc for output
352      - add runtime parameter (missing_value, missing_value_int) to override
353        default (which is the value of getcon('UNDEF'))
354    o pkg/mnc: prepare mnc for the actual use of missing values with the
355      diagnostics package: small fix in mnc_cw_readwrite.template and more
356      initialisation of never used fields
357      - replace mnc_common.h and mnc_id_header.h with corresponding upper case
358      versions
359    o pkg/thsice/thsice_ini_vars.F added default initial values so that
360      thermodynamics sea ice solver does not blow up when some initial fields
361      are missing.
362    o move from external_forcing_surf.F to ini_forcing.F
363      the p-coord. hack consisting in using pLoad to set phi0surf ;
364      update output of tutorial_global_oce_in_p (affected @ truncation level).
365    o Freshen up a bit hs94.1x64x5, notably:
366      remove rotationPeriod and tRef=5*0. (adjoint only), and add
367      exactConserv=.TRUE.
368    o pkg/generic_advdiff:
369      change option GAD_ALLOW_SOM_ADVECT to GAD_ALLOW_TS_SOM_ADV which only
370      applies to files where Temperature & Salinity 2nd Order moments are used.
371    o pkg/ptracers: add second-order moment advection schemes (80 and 81);
372      this uses a dynamically allocated internal state data structure
373      (#define PTRACERS_ALLOW_DYN_STATE in PTRACERS_OPTIONS.h)
374      and requires a fortran 90 compiler
375    
376    checkpoint59q
377    o pkg/mom_vecinv: Add energy & enstrophy conserving scheme (selectVortScheme=3)
378       (from Sadourny, described by Burridge & Haseler, ECMWF Rep.4, 1977)
379    o Refresh tutorial_global_oce_biogeo, notably:
380      - change bathymetry (put back seamounts in ACC, use hFacs)
381      - change EOS (POLY3 --> JMD95Z)
382      - use Bryan-Lewis vertical diffusivity
383      - use multidimensional advection
384      - remove old virtual virtual in dic pkg, now done through ptracer pkg
385      - change a couple of parameters in dic pkg
386    o pkg/ctrl: change formula in adctrl_bound.F and add a parameter to ctrl_map_ini_gen.F
387    o pkg/obcs: change default to OBCSfixTopo = .true.,
388      - set OBCSfixTopo=.false. in exp4/input/data.obcs to reproduce old result
389      - replace "debugMode" with "debugLevel .GE. debLevB"
390    o implementation of TAF directives for gchem,cfc,dic
391    o remove "exp5" (replaced by tutorial_deep_convection).
392    o pkg/obcs: add code to fix topography gradients normal to open boundaries;
393      this requires computing the index fields OB_Jn/Js/Ie/Iw in obcs_readparms;
394      the code can be turned on by setting OBCSfixTopo = .true. in data.obcs
395      --> changes results in exp4, seaice_obcs
396    o tutorial_deep_convection :
397      update the set-up and increase resolution and domain size ; start
398      from pseudo initial conditions = output at t=120mn in order to see
399      something happening when running testreport.
400    o pkg/seaice: add os7mp as an advection scheme
401                  add check for advection schemes
402                  add a flag for restoring T and S underneath sea ice
403    o pkg/my82: add netcdf-support and diagnostics
404    o thsice pkg:
405      - Now hsMax limits snow height by turning it into ice following
406        flooding scheme (and now conserving energy)
407      - Slight rewriting of the formula in thsice_calc_thick.F
408      - Parameter rhowi eliminated to be replaced by floodFac = (rhosw-rhoi)/rhos
409      --> changes results of global_ocean.cs32x15.icedyn and global_ocean.cs32x15.thsice
410    
411    checkpoint59p
412    o gchem / dic / cfc :
413      - add useDIC, useCFC , read from "data.gchem" (& hold in GCHEM.h);
414      - add new parameter files: "data.dic" & "data.cfc" ;
415      - various re-arrangement in initialisation & header file ;
416      - fix tutorial_global_oce_biogeo for multi-threaded test.
417    o pkg/dic: test for "pickup_dic" file when restarting ;
418      if no pickup-file, can restart with a re-initialised pH (same as it did
419      before) providing pickupStrictlyMatch is set to False.
420    o change argument list of S/R PTRACERS_WRITE_PICKUP & MYPACKAGE_WRITE_PICKUP
421      + fix call to S/R GGL90_WRITE_PICKUP & DIC_WRITE_PICKUP
422    o add a "warning" (to Error msg file) when an Active Tracer is not using AB-2
423      and staggerTimeStep is off (needed for stability of Internal-wave dynamics).
424    o move out of PARAMS.h & data the last pieces of old-ptracer code: tauTr1ClimRelax,
425     & lambdaTr1ClimRelax ; put those 2 params in PTRACERS_PARAMS.h & data.ptracers
426       (note: not clear to me what lambdaTr1ClimRelax is still used for ...)
427    o pkg/mom_vecinv: - new parameter "selectVortScheme" to select which
428       scheme to use for vorticty-term ;
429     - compute upwindVorticity=T case within mom_vi_u/v_coriolis_c4.F
430       (with default selectVortScheme, return to original discretisation)
431     - remove weird combination (e.g.: upwindVorticity & highOrderVorticity)
432    o pkg/seaice: add a line to the summary to indicate grid type (B/C)
433    o in mom_calc_visc, fix average value of viscAh_W & viscA4_W next to the
434      bottom ; only used with variable horizontal viscosity and non-hydrostatic.
435      also fix diagnostics VISCAHW & VISCA4W.
436    
437    checkpoint59o
438    o dome/code/obcs_calc.F: avoid division by zero (detected using gfortran).
439    o change the loop ordering in most gad_*_adv_x.F to improve vectorization:
440      move a few statemens out the main loop into separate loops
441    o pkg/shelfice:
442      - sort out freshwater flux; convert freshwater fluxes to mass fluxes
443        (kg/m^2/s), does not break tests, because in verification/isomip,
444        rhoConstFresh=rhoConst (by accident)
445      - rearrange computation of tLoc, sLoc, pLoc to make code more efficient
446      - move S/R find_rho_scalar, pkg/ecco/sw_ptmp.F, pkg/ecco/sw_adtg.F into
447        new file model/src/seawater.F, so that they are available for all pkgs.
448      - convert potential temperature into in-situ temperature. This changes the
449        isomip tests => update tests
450    o add a flag writePickupAtEnd (default=true) to be able to suppress
451      writing a pickup at the last timestep
452    o tools/mpack-1.6 :
453      - disable automake (not working) and autoconf (not needed).
454      - update to version 1.6.4 which fix MD5 code on some 64 bits platforms
455        also cleaner with much less compilation warnings.
456    o pkg/profiles:
457      rename profiles_interp_mean_genericgrid as profiles_interp_mean_gg
458      (for "less than 32 characters name" compiler requirement)
459    o pkg/obcs and pkg/exf: added capability to specify seaice open boundary
460      conditions that have a different sampling frequency than S/T/U/V obcs
461    o pkg/diagnostics (stats-diags):
462      - fix global Min/Max in case 1 processor get only empty tiles
463    o genmake2: replace (4 times)
464         make genmake_tc_1.o >> genmake_warnings 2>&1
465      with
466         COMM="$CC $CFLAGS -c genmake_tc_1.c"
467         echo $COMM >> genmake_warnings
468         $COMM >> genmake_warnings 2>&1
469      to make genmake2 always see the value of CC as specified in the optfile.
470    o generic_advdiff: - prather advection scheme (SOM) coded for CS-grid.
471      - add diagnostics for 1srt & 2nd Order moments and sub-grid variance.
472      - modify verification advect_cs test to test SOM-advection on CS-grid.
473    o pkg/ctrl:
474      - Rewrite of ctrl_map_ini_ecco.F,
475        introducing a generic routine (ctrl_map_ini_gen.F).
476      - Modification of ctrl_bound/adctrl_bound handling control vector bounds.
477    
478    checkpoint59n
479    o pkg/diagnostics: for large number of diagnostics, store diagnostic mate
480      number in dedicate array "hdiag":
481      - new version of S/R DIAGNOSTICS_ADD2LIST : DIAGNOSTICS_ADDTOLIST
482        with 1 more argument (mate number); modify old version DIAGNOSTICS_ADD2LIST.
483      - many small changes (integer format) for large number of diagnostics
484      - start to use DIAGNOSTICS_ADDTOLIST (necessary for diagnostics with
485        a counter mate) in pkg diagnostics, ptracers, thsice & aim_v23.
486    o add parameter rotateGrid and Euler angles EulerPhi/Theta/Psi. For
487      usingSphericalGrid, this allows to define the rotated grid coordinates
488      via phiMin/thetaMin/dxSpacing/dySpacing, etc., but then re-compute the
489      geographical coordinates according to the inverse of the rotation defined
490      by the Euler angles, so that Coriolis parameter and online-interpolation by
491      exf works with the geographical coordinates on XC/YC/XG/YG.
492      Naturally, this feature does not work with all packages, so some
493      combinations are prohibited in config_summary (flt, flt_zonal, ecco,
494      profiles), because there the coordinates are assumed to be regular
495      spherical grid coordinates.
496    o pkg/gmredi,ctrl,ecco,autodiff,grdchk and model/src,inc:
497      - introduce isopycnal diffusion coefficient control.
498    o tools/adjoint_options:
499      - additional control vector components.
500    o pkg/mnc: have mnc create marginally meaning full coordinate variables
501      (that is the grid indices) if usingCurvilinearGrid and NOT EXCH2
502    o pkg/mypackage:
503      - add example of read/write pickup for state-var ;
504      - add entry points to the main code for state-vars diags & write-pickup.
505    o pkg/exf: rewrite of exf_getffieldrec.F to properly deal with year
506      transitions for useExfYearlyFields
507      - add new subroutine that determines the file to read from for
508        use*YearlyFields = .TRUE. and .FALSE.
509      - add a verification experiment to global_with_exf that tests
510        useExfYearlyFields with USE_EXF_INTERPOLATION defined
511    o pkg/obcs/exf: add useOBCSYearlyFields (=.FALSE.) to obcs with exf in
512      analogy to useExfYearlyFields; rearrange obcs_prescribe_read: two new
513      subroutines (which could be generated from a template, because they are
514      almost identical), for now they are included in obcs_prescribe_read.F for
515      simplicity
516    o pkg/exf:
517      - add a little more diagnostic to exf_interp_read (in analogy to
518        mds_read_field, can be turned off with debugLevel < debugLevA=1)
519      - improve vectorizability of exf_interp for TARGET_NEC_SX, makes code
520        ugly but fast by unrolling short inner loops, inserting a unroll=8
521        directive in routine lagran, and splitting a loop and making do while the
522        outermost loop (the latter requires the intoduction of index arrays)
523    o pkg/obcs: replace obcs_apply_area/heff/hsalt/hsnow with obcs_apply_seaice
524    o pkg/seaice: moved DIFFERENT_MULTIPLE from seaice_model to seaice_dynsolver
525      http://forge.csail.mit.edu/pipermail/mitgcm-devel/2008-January/003173.html
526    o verification/seaice_obcs: updated for restart test and latest options
527    o pkg/seaice: add a new flag SEAICEuseTEM to use a slightly different
528      ice rheology (so-called truncated ellipse, that gets rid of tensile stress);
529      for now this is only available for the C-grid code and also within
530      #ifdef SEAICE_ALLOW_TEM, because this option may slow down the EVP code
531    
532    checkpoint59m
533    o pkg/seaice: use different time constant for melting (SEAICE_gamma_t)
534      and freezing (SEAICE_gamma_t_frz) ice due to mixed layer temperature
535    o gad_som : fix flux output (& diagnostics) to have same units as other  
536      advection scheme fluxes (was previously multiplied by deltaT).  
537    o added verification/seaice_obcs both to test seaice open boundaries
538      and to provide an example matlab scrpt for generating them
539    o added verification/lab_sea/input.salt_plume for testing pkg/salt_plume
540    o pkg/salt_plume: clean up salt_plume_frac.F to
541      remove redundancy in PlumeMethod 1 and 4
542    o pkg/kpp: added saltplume diagnostics
543    o pkg/obcs and pkg/seaice:
544      - do not set uice and vice to zero when OB*icefile are unspecified
545      - OBCS_SEAICE_AVOID_CONVERGENCE is undefined by default
546      - moved seaice tracer obcs after call to seaice_growth
547    o pkg/salt_plume: added various options for salt plume depth
548      criterion and for vertical distribution of the salt
549    
550    checkpoint59l
551    o pkg/ptracers: new version of ptracers pickup:
552      read meta file and write only fields which are needed to restart.
553      ( same logic as main pickup file ; also using pickupStrictlyMatch )
554    o pkg/seaice:
555      - add timescale for melting due to warm mixed layer as a means of
556        setting SEAICE_availHeatFrac more conveniently
557      - add a CPP-flag/runtime parameter check for flooding algorithm
558      - reformulated availHeat in seaice_growth.F to be independent of AREA
559    o change units attribute of EmPmR netcdf variables to kg/m^2/s to reflect recent
560      unit changes
561    o pkg/obcs: added OBCS_SEAICE_AVOID_CONVERGENCE constraint
562    o cg2d.F: add 3 compiler directives that speed up this routine by 30% on a NEC
563      SX vector computer.
564    o pkg/seaice:
565      - removed SEAICE_FFIELDS.h and seaice_get_forcing.F
566        seaice forcing fields can now be read only through pkg/exf
567      - removed some unused halos
568    o no longer write pickup from THE_MODEL_MAIN but always from FORWARD_STEP
569    o pkg/exf: added useRelativeWind EXF_PARAM.h option for subtracting U/VVEL
570      or U/VICE from U/VWIND before computing U/VSTRESS
571    
572    checkpoint59k
573    o pkg/seaice: ICE2WATR=SEAICE_rhoIce/rhoConst for consistency between
574      dynamics and thermodynamics. Set ICE2WATR=0.92 to reproduce older results.
575    o fix un-initialised variable problem (in mom_vecinv & shap_filt):
576      all experiments pass when compile with un-initialised var. checking option.
577    o added pkg/salt_plume
578    o script to test restart (for now, in MITgcm_contrib/jmc_script)
579    o pkg/seaice: new read/write pickup version.
580      read meta file and write only fields which are needed to restart.
581      ( same logic as main pickup file ; also using pickupStrictlyMatch )
582    o pkg/seaice: fix bug in seaice_ocean_stress (call of seaice_calc_strainrates)
583    o lab_sea.hb87: modify the domain & update output.hb87.txt :
584      lat-long grid & no-slip BC in seaice-dynamics produce different sigma12
585      at j=1 & j=Ny+1 : this case is not treated correctly in the restart
586      process. Fixed here by closing the domain at the Northern boundary.
587    o pkg/rw: cleaning-up: call directly new MDSIO S/R MDS_READ/WRITE_FIELD.
588    o pkg/mdsio: add new arguments to MDS_READ/WRITE_FIELD for reading/writing
589      a set of consecutive levels in/from a 3-D array.
590    o pkg/ptracers:
591      use a 2 characters string ioLabel to identify tracer (if more than 99 tracers).
592      to-do: fix pkg/diagnostics when large number of diagnostics are defined.
593    
594    checkpoint59j
595    o in pkgs: dic, obcs, offline, rbcs:
596      standard way to compute coeff. for time interpolation between 2 time reccords
597      which retains full precision (& make results less dependent on compiler).
598      update output of exp: tutorial_cfc_offline & tutorial_global_oce_biogeo.
599    o pkg/cfc: if compiled with exf and seaice, cfc now can use fields from those
600      packages instead of reading ice cover and wind speed separately
601    o split PTRACERS.h in 2 header files: PTRACERS_FIELDS.h & PTRACERS_PARAMS.h
602     (keep a temporary version of PTRACERS.h in verification/OpenAD/code_ad_openad
603      to allow to compile customized code before the update)
604    o cleaning-up:
605      - fix CPP instruction syntax in pkg/obcs
606      - replace (some) call to MDSIO S/R with call to RW interface S/R ; and
607        add #ifdef ALLOW_MDSIO elsewhere (allows to compile without pkg/mdsio)
608      - fix some threads issue in IO parts.
609    o pkg/dic:
610      - add tons of "_d 0" (--> much better testreports !)
611       and then update outputs of tutorial_global_oce_biogeo
612    o pkg/mom_fluxform:
613      add a special version of momentum advection intended to conserve momentum
614      next to a bathymetry step or a coastline edge. (default = off = #undef)
615    o new read/write pickup version:
616      - for now, only implemented for main (mdsio) pickup file.
617      - write out only what is needed to restart; merge pickup_nh , pickup_ph
618        and main pickup together.
619      - read meta file; read only what is needed to restart; stop if a field
620        is missing (if pickupStrictlyMatch=T, = the default) or try to restart
621        if it make sense (even if the restart is not perfect).
622      - if no meta file, assume that pickup to read corresponds exactly to
623        a pickup that would currently be written.
624      - read pickup written in the old format (until checkpoint59i) if it
625        recognizes an old meta file (no field-list).
626      - add a meta file in exp. which starts from a pickup: 2 cases:
627        a) minimal meta file (with just file precision) + pickupStrictlyMatch=F
628         e.g.: global_ocean.90x40x15/input/pickup.0000036000.meta
629        b) a meta file describing the content of the associated pickup file
630         e.g.: tutorial_global_oce_biogeo/input/pickup.0004248000.meta
631    o pkg/mdsio & pkg/rw:
632      - new routine to read a meta file ; new set of routine to read
633        Multiple-fields file (with meta file).
634    o added open boundary conditions capability for seaice
635        HSNOW, HSALT, UICE, and VICE
636    
637    checkpoint59i
638    o adjoint:
639      * fix multiDimAdvection adjoint
640        (partial recomputation problem by TAF for fVerT(:,:,kDown)
641        and comlev1 size definition (maxpass vs. max. number of tracers)
642      * verification/global_ocean.90x45x15 adjoint now tests
643        NLFS and multiDimAdvection using DST3 (=30)
644      * verification/lab_sea now tests multiDimAdvection using DST3 (=30)
645    o pkg/kpp: add "_d 0" to real constant (if missing);
646      update output of exp: natl_box (10.digits); vermix (std, 7.digits)
647      and lab_sea, 3.FW (only 6,4,6 digits match) & AD (8.digits).
648    o prepare for "clever pickup" implementation: add new header file "RESTART.h"
649      for internal parameters related to restart process (formerly from PARAMS.h)
650      and add startAB parameter to argument list of S/R ADAMS_BASHFORTH2.
651    o more standard interface to {PKG}_WRITE_PICKUP with pickup suffix passed
652      as argument. (only atm2d & obcs write_pickup have not yet been updated)
653    o pkg/monitor:
654      - use GLOBAL_SUM_TILE instead of _GLOBAL_SUM
655      - fix mon_stats_rs (statistics over the full domain, even where field is zero)
656      - account for deep Atmosphere factor and density factor (anelastic)
657    o added open boundary conditions capability for seaice HEFF and AREA
658    o pkg/shelfice: add option for convservative form of Hellmer&Olbers (1989)
659      thermodynamics
660      - requires a little reorganization, which affects the testreport results
661        of isomip.htd (only 7 digits of cg2d agree) => update/modify experiment,
662        so that now the conservative form is tested
663      - add a few comments
664    o add missing cvs Header: or Name: in eesupp/*, pkg/* & verification/code*
665    o add a little bit of code to gad_os7mp_adv_?.F to help vectorization
666    o add new diagnostics to seaice: advective, diffusive fluxes (only for
667      multidim-advection, for scheme 2 they are not filled) and transports,
668      thermodynamic growth rates
669    o change units of EmPmR (inside the code, + within coupling interface)
670      from m/s to kg/m2/s (mass flux) but leave input file unchanged.
671      Affects results @ truncation level (cg2d match) and update output of
672       experiments: lab_sea(6), global_ocean.90x40x15(10),
673      global_ocean.cs32x15(11x3,10), natl_box(11), tutorial_global_oce_latlon(11)
674      + adjoint results: global_ocean_ebm(11) and lab_sea (12).
675      Coupled set-up: allow to restart from previous pickups (cpl_oldPickup=T).
676      Next: will retire convertEmP2rUnit (simply using mass2rUnit instead).
677    
678    checkpoint59h
679    o pkg/exf:
680      - improve vectorization by moving if-statement out of loops in
681        exf_mapfields, exf_radiation
682      - exf_bulkformulae.F: introduce 2D fields and vectorize code
683    o pkg/kpp: added the salt plume scheme (ALLOW_SALT_PLUME) to KPP package
684    o testreport:
685      - allow to test for Qnet & SeaIce monitor output; clean-up ALLOW_BULK_OFFLINE
686        monitor & update offline_exf_seaice exp. output.
687      - AD testing: pass/FAIL according to Grad. output accuracy (instead of Cost)
688    o pkg/seaice:
689      - bug fix in the evp solver: boundary conditions were affected be
690        masking of zMax/zMin (changes results)
691      - minor bug fix in boundary conditions in seaice_calc_strainrates
692        (changes results for no_slip)
693      - seaice_lsr.F: make interpolation of eta dependent on boundaries
694      - replace hardcoded lower limit for zeta (zMin) by runtime parameter
695      - add a test to lab_sea, that tests the Hibler and Bryan (1987) ocean
696        stress formulation and no-slip boundary conditions
697    o pkg/ptracers: Temporary fix for PTRACERS_useGMRedi & PTRACERS_useKPP
698      in gad_calc_rhs.F ; add few safety stops in initialisation phase.
699    o pkg/seaice: a first HSALT time stepping equation has been checked in
700    o pkg/seaice: replaced maskW with seaiceMaskU and maskS with seaiceMaskV
701      in seaice_lsr.F; this solves the pkg/seaice-pkg/obcs problem
702      without requiring DO-IF statements
703    o pkg/thsice:
704      use continuous power-law function for partition of energy between lateral
705      melting/freezing and thinning/thickening ; old code using step function
706      still available with #undef THSICE_FRACEN_POWERLAW
707      update output of exp: aim.5l_cs.thSI, global_ocean.cs32x15.icedyn & .thsice
708    o testreport: change AD testing : check against results/output_adm.txt
709      using same scripts as for forward test.
710    
711    checkpoint59g
712    o adjoint testing: in preparation for changing testreport:
713      - output format: cost and grad written on separated lines
714      - ad output results in directory "results" (instead of "results_ad")
715    o pkg/seaice: adding ice salinity HSALT as a prognostic variable
716    o pkg/seaice: changes for using pkg/seaice with pkg/obcs
717    o pkg/ecco: allow user defined cost function contributions
718    o testreport:
719      Allow to choose (per experiment) the list of tested output variables
720       and the main variable (used to issue a pass/FAIL ) ;
721      - for now, done by adding the specific list in file: [exp]/input/tr_checklist
722      - default is unchanged: >cg2d< , (T,S,U,V,5 tracers)_[min,max,mean,StD] ;
723      Also modify printing of summary:
724       a) ">" NN "<" indicates the "main" variable (used for pass/FAIL)
725       b) echo the list of tested variables in the individual summary.txt of
726          each experiment.
727    o new S/R GLOBAL_SUM_TILE to compute global sum independently of number of
728      threads and number of processes (with #define GLOBAL_SUM_SEND_RECV)
729      (but still depend on the tile decompostion of the domain).
730    o pkg/seaice: change a discretization detail to make the B-grid code
731      "more symmetric". This change is likely to remove all "ridges/leads" that
732      where quasi-aligned with the grid in B-grid solutions. It may also be
733      the solution to the stress coupling issues with the B-grid.
734    o each tested exp: add a "run" directory with a standard ".cvsignore" file ;
735      remove .cvsignore from input dir. (since testreport no longer run here).
736    o pkg/thsice:
737     - cleaning: move common block out of "THSICE_2DYN.h" (removed) to "THSICE_VARS.h"
738     - fix reshaping of sea-ice just after advection:
739       melt all the ice only if ice-volume is too small.
740     - re-visit lateral/thinning repartition of melting (modifs from May 04, 2007):
741       prevent lateral melting if sea-ice fraction is too close to iceMaskMin ;
742     and update experiment global_ocean.cs32x15.icedyn (+start from pickup files).
743    o external_forcing_surf : extend the use of salt_EvPrRn & temp_EvPrRn (fresh-water
744      tracer content) to linFS or no RealFreshWaterFlux ; default remains unchanged.
745    o define mass2rUnit & rUnit2mass as units conversion factor, used for surface
746      forcing. mass2rUnit: from mass per unit area [kg/m2] to r-coordinate unit
747      (z-coord: =1/rhoConst ; p-coord: =gravity) ; rUnit2mass is just the reverse;
748      and remove horiVertRatio (& recip_horiVertRatio). Affects truncation error
749      of exp. global_oce_in_p: 10 16 16 14 16 13 16 16 16 13 13 13 16 13 13 12 16
750      -> update output.txt
751    o pkg/cd_code: add brackets in multiple terms sum (S/R CD_CODE_SCHEME):
752     this affects truncation error: -> update output.txt of exp:
753      global_ocean.90x40x15 (fw&adm), lab_sea (fw&adm) & lab_sea.lsr,
754      ideal_2D_oce, isomip.htd, natl_box, tutorial_global_oce_latlon.
755    
756    checkpoint59f
757    o pkg/autodiff: zero_adj resets an ajoint variable to zero (in adjoint mode)
758    o pkg/ctrl: ctrl_bound  forces parameter corrections to stay in
759      a bounded range (in forward mode)
760    o pkg/ecco, ctrl, autodiff and mom_common:
761     internal parameter controls, completements of implementations
762    o add few EXCH S/R (UV_BGRID, UV_DGRID, SM) for B & D-Grid velocity & 2nd Moment Sxy.
763    o use UV_BGRID exch for dxV,dyU: for now, only with pkg/exch2 & forward ;
764      (not seem any difference in testing results).
765    o pkg/cd_code: use the right EXCH calls (for CS-grid); but problem remains
766       at face corners.
767    o pkg/generic_advdiff:
768     - in GAD.h, define as parameters (iMinAdvR,iMaxAdvR,jMinAdvR,jMaxAdvR)
769      loop range indices for computing vertical advection tendency
770      and do the calculation in the interior only (no overlap) ;
771      for now, only implemented for SOM advection (to save CPU time).
772     - add argument "withSigns" to S/R FILL_CS_CORNER_TR_RL (needed for SOM_xy moment)
773    o exch2 adjoint
774      First set of changes:
775      - add exch2 hand-written adjoint templates
776      - exch2 hand-written no longer use TAF-flag 'nownew_arg'
777        This will require cleanup in pkg/autodiff/*.F
778        (changed routines currently kept separate in verif. code/)
779      - Comment all relevant #ifndef ALLOW_AUTODIFF_TAMC
780        that used to hide exch2 or cubed-sphere specific code
781        (commented via 'cph-exch2')
782    o pkg/seaice
783      - Close southern and western boundaries for UICE/VICE when useOBCS=.TRUE.
784    o pkg/bulk_force: fix loading into Qsw of Short-Wave flux; and update
785       output of global_ocean.cs32x15.thsice .
786    
787    checkpoint59e
788    o exch2: new S/R that only use the cube-tracer (center-position) exchange:
789      for B-grid vector (not yet tested) and C-grid vector (<- only used
790      when option W2_USE_R1_ONLY in W2_OPTIONS.h is defined).
791    o starting implementation of Duffy et al. (GRL 1999) salt plume scheme
792      (#ifdef ALLOW_SALT_PLUME)
793    o gather_2d/scatter_2d: removed halo regions
794    o gmredi: add option (GM_taper_scheme='fm07') for Ferrari & McWilliams 2007
795      scheme and the corresponding test case (under front_relax dir). For now,
796      only available with Skew-flux form and not yet tested in realistic set-up.
797      adjoint: store directives updated, but gradient checks deteriorated,
798      so maybe GM/Redi adjoint is now broken.
799    o seaice adjoint
800      * add AREA, HEFF, HSNOW as control variable
801        (should not change lab_sea results)
802      * CTRL_OPTIONS.h needs new flag: CTRL_SET_OLD_MAXCVARS_40
803    o pkg/seaice:
804      * added computation of saltFlux in seaice_growth;
805        For time being, sea ice salinity is assumed constant
806        contribution of snow flooding to freshening of sea ice is neglected.
807        SEAICE_salinity is set in SEAICE_PARM01 of data.seaice and it
808        defaults to 0.0 in order to maintain backward compatibility.
809        Typical values for SEAICE_salinity are 4 to 10 g/kg.
810      * replaced dRf(1) with dRf(kSurface)*hFacC(kSurface) in seaice_growth.F
811      * added SEAICE_availHeatFrac, which specifies fraction of surface level
812        heat content used to melt or grow ice
813      * commented out cap of HICE: it helps keep ice thinner
814      * reintroduced cap of HEFF via MAX_HEFF and SEAICE_CAP_HEFF option
815      * applied OBCS T/S mask to HEFFM sea ice mask
816    
817    checkpoint59d
818    o standard name: {PKG}_DIAGNOSTICS_STATE to fill diagnostics array
819     for {PKG} state variables, and called from DO_STATEVARS_DIAGS.
820     (keep {PKG}_DIAGNOSTICS_FILL for non-state variables diagnostics)
821    o pkg/gmredi (gmredi_readparms.F): add some missing "_d 0"
822     and change default value of parameter "GM_Small_Number";
823     update output of exp: lab_sea (x2), cfc_example, global_ocean.90x40x15,
824       global_ocean.cs32x15 (x4), global_ocean_ebm, global_with_exf,  
825       tutorial_global_oce_biogeo, tutorial_global_oce_latlon
826    o pkg/ecco: cost function when applying pkg/smooth to controls
827    o pkg/ctrl: add forcingPrecond run time parameter
828    o pkg/seaice:
829     - replace ZMIN=4.e8 with ZMIN=0. in dynsolver.F as in C-grid code
830     - fix bug in metric terms of u-equation in LSR solver (implicit part),
831       changes verification/lab_sea
832     - rearrange implicit part of u-equation in LSR solver to make it easier to
833       read, understand, and debug. This causes changes at the truncation level.
834     - fix (serious) bug in the boundary conditions (sign error in the implicit
835       part) of the LSR solver. Changes all LSR results.
836     - fixed problem with HSNOW initialization to avoid thick snow when AREA
837       is initilized with small values - does not change lab_sea results.
838     - added HsnowFile initialization capability
839    o pkg/smooth: addition to model/src and pkg/ctrl so allow
840     initialization of pkg/smooth and application to control vector
841    o pkg/seaice: fix another bug in the LSR no-slip boundary conditons
842    o dependencies: pkg/profiles requires pkg/cal
843    o pkg/profiles:
844     - added option ALLOW_PROFILES_GENERICGRID
845         -> pkg/profiles can thus be used with any grid (e.g. cs32x15) assuming
846         that interpolation information (grid points and coefficients) is provided
847         within the netcdf input files.
848         -> sample matlab scripts can be found in MITgcm_contrib/gael
849         that allow you to prepare netcdf input files.
850     - also modified: cleaner include statements, cleaner error print statements,
851       cleaner stops when error, and more tests of the netcdf input files consistency.
852  o additional test (in global_ocean.cs32x15) using seaice+thsice pkgs.  o additional test (in global_ocean.cs32x15) using seaice+thsice pkgs.
853  o pkg/seaice:  o pkg/seaice:
854   - move seaice-diagnostics from seaice_do_diags to do_statevars_diags; this   - move seaice-diagnostics from seaice_do_diags to do_statevars_diags; this
# Line 137  o in FFIELDS.h: Line 982  o in FFIELDS.h:
982       ATMOSPHERIC_LOADING is #define).       ATMOSPHERIC_LOADING is #define).
983  o pkg/kpp: replaced _KPP_RL with _RL  o pkg/kpp: replaced _KPP_RL with _RL
984  o bug fixes for vertical diffusivity computations when both KPP and  o bug fixes for vertical diffusivity computations when both KPP and
985      3D diffusivity arrays are used.      3D diffusivity arrays are used; pkg/kpp/kpp_calc_diff_s & _t.F
986        are no longer updating the vertical diffusivity array
987        (passed as argument) but are (re-) setting those arrays.
988  o pkg/seaice: fix bug in evp solver, while doing that  o pkg/seaice: fix bug in evp solver, while doing that
989    - change (improve?) discretization of stress computations for both    - change (improve?) discretization of stress computations for both
990      cgrid-lsr and evp solver      cgrid-lsr and evp solver
# Line 1619  o add two new packages Line 2466  o add two new packages
2466    - my82 (Mellor and Yamada, 1982) level 2 turbulence closure scheme    - my82 (Mellor and Yamada, 1982) level 2 turbulence closure scheme
2467    - these scheme operate in a similar manner as KPP (without ghat, of    - these scheme operate in a similar manner as KPP (without ghat, of
2468      course), however there is only one diffusivity that is used for both      course), however there is only one diffusivity that is used for both
2469      temperature and salinity (and passive tracers)ç      temperature and salinity (and passive tracers)
2470  o add offline package  o add offline package
2471  o add "verification/dic_example" which contains a dic-gchem-ptracer setup  o add "verification/dic_example" which contains a dic-gchem-ptracer setup
2472    provided by Stephanie Dutkiewicz    provided by Stephanie Dutkiewicz

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