/[MITgcm]/MITgcm_contrib/gael/matlab_class/gcmfaces_IO/prep2nctiles.m
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revision 1.6 by gforget, Wed Feb 4 11:44:16 2015 UTC revision 1.8 by gforget, Fri Feb 12 16:19:16 2016 UTC
# Line 1  Line 1 
1    
2  choiceStruct=3;  choiceStruct=2;
3    
4  %===============  %===============
5    
# Line 41  end; Line 41  end;
41  %===============  %===============
42    
43  if choiceStruct==2;  if choiceStruct==2;
44        
45      listBudgs={'budgMo','budgHo','budgSo','budgMi','budgHi','budgSi'};
46    
47      %directories and snapshot
48      dirIn='r4it11.c65i/';
49      dirMat='mat_budg3d/';
50      fldName='snapshot';
51      timName='0000000732'; suff='initial';
52    % timName='0000174564'; suff='final';
53      t0Name=num2str(3600*str2num(timName));
54    
55      %load myparms
56      eval(['load ' dirIn dirMat 'diags_grid_parms.mat myparms;']);
57    
58      %read THETA, SALT
59      diagName=['budg3d_snap_set1.' timName];
60      diagName=fullfile(dirIn,'diags',filesep,'BUDG',filesep,diagName);
61      THETA=rdmds2gcmfaces(diagName,'rec',1);
62      SALT=rdmds2gcmfaces(diagName,'rec',2);
63      ONE=1*(SALT>0);
64    
65      %compute cell thickness
66      etanName=['budg2d_snap_set1.' timName];
67      etanName=fullfile(dirIn,'diags',filesep,'BUDG',filesep,etanName);
68      etan=rdmds2gcmfaces(etanName,'rec',1);
69      %compute time variable thickness
70      tmp1=mk3D(mygrid.DRF,mygrid.hFacC).*mygrid.hFacC;
71      tmp2=tmp1./mk3D(mygrid.Depth,tmp1);
72      tmp2=tmp2.*mk3D(etan,tmp1);
73      tmp3=mk3D(mygrid.RAC,tmp1);
74      vol=tmp3.*(tmp1+tmp2);
75    
76      %load ice and snow volume/m2
77      SIheff=rdmds2gcmfaces(etanName,'rec',2);
78      SIsnow=rdmds2gcmfaces(etanName,'rec',3);
79    
80      for ii=1:length(listBudgs);
81        budgName=listBudgs{ii};
82        [budgName ' -- ' fldName ' -- ' timName]
83    
84        %directories and snapshot
85        dirOut=fullfile(dirIn,'nctiles_budg',filesep);
86        if ~isdir(dirOut); mkdir(dirOut); end;
87        dirOut=fullfile(dirOut,budgName,filesep);
88        if ~isdir(dirOut); mkdir(dirOut); end;
89    
90        switch budgName;
91        case 'budgMo'; fld=ONE; fac=myparms.rhoconst;
92        case 'budgHo'; fld=THETA; fac=myparms.rcp;
93        case 'budgSo'; fld=SALT; fac=myparms.rhoconst;
94        case 'budgMi'; FACheff=myparms.rhoi; FACsnow=myparms.rhosn;
95        case 'budgHi'; FACheff=-myparms.flami*myparms.rhoi; FACsnow=-myparms.flami*myparms.rhosn;
96        case 'budgSi'; FACheff=myparms.SIsal0*myparms.rhoi; FACsnow=0;
97        end;
98    
99        %compute extensive snapshot
100        structIn=[];
101        if budgName(end)=='o';
102          structIn.vars.snapshot=fac*fld.*vol;
103        else;
104          structIn.vars.snapshot=mygrid.RAC.*(FACheff*SIheff+FACsnow*SIsnow);
105        end;
106    
107        %general description
108        specs=[];
109        if strcmp(budgName(5),'H');
110            structIn.descr={'Heat budget in extensive form (in Watt, on C-Grid)'};
111            specs.units='J';
112            specs.name='heat content';
113        elseif strcmp(budgName(5),'M');
114            structIn.descr={'Mass budget in extensive form (in kg/s, on C-Grid)'};
115            specs.units='kg';
116            specs.name='mass content';
117        elseif strcmp(budgName(5),'S');
118            structIn.descr={'Salt budget in extensive form (in g/s, on C-Grid)'};
119            specs.units='g';
120            specs.name='salt content';
121        end;
122    
123        %variables description
124        vars=[]; nv=length(vars)+1;
125        vars(nv).fldName=fldName; vars(nv).units=specs.units;
126        if strcmp(budgName(6),'o'); vars(nv).longName=['ocean ' specs.name ' snapshot'];
127        elseif strcmp(budgName(6),'i'); vars(nv).longName=['ice+snow ' specs.name ' snapshot'];
128        end;
129        vars(nv).longName=[vars(nv).longName ' at ' suff ' time=' t0Name 's'];
130        %
131        structIn.defs=vars;
132    
133        %create file
134        tic; struct2nctiles(dirIn,fldName,structIn,[90 90]); toc;
135        eval(['!mv ' pwd filesep dirIn filesep 'tmp_nctiles' filesep fldName ' ' pwd filesep dirOut suff]);
136    
137      end;%for ii=1:length(listBudgs);
138    
139  end;  end;
140    
141  %===============  %===============
# Line 80  if choiceStruct==3; Line 174  if choiceStruct==3;
174    
175      %rename trWtop as trW if adequate      %rename trWtop as trW if adequate
176      if strcmp(fldName,'trWtop')&(budgName(end)=='o');      if strcmp(fldName,'trWtop')&(budgName(end)=='o');
177    %note: since geothermal heating was added we likely need to add a nr+1 level to trW
178    %  using trWbot(:,:,nr) or output trWtop and trWbot themselves (as done for seaice)
179        structIn.vars=setfield(structIn.vars,'trW',structIn.vars.trWtop);        structIn.vars=setfield(structIn.vars,'trW',structIn.vars.trWtop);
180        structIn.vars=rmfield(structIn.vars,'trWtop');        structIn.vars=rmfield(structIn.vars,'trWtop');
181        structIn.vars.listDiags={'trW'};        structIn.vars.listDiags={'trW'};
# Line 88  if choiceStruct==3; Line 184  if choiceStruct==3;
184    
185      %switch back to upward convention      %switch back to upward convention
186      if strcmp(fldName(1:3),'trW');      if strcmp(fldName(1:3),'trW');
187    %note: the following was needed in preparing the 03-Feb-2015 nctiles_budget (3d) files
188    %   but is no longer needed since the trW sign convention in gcmfaces_diags was
189    %   reversed to positive upward for consistency with MITgcm convention.
190        tmp1=getfield(structIn.vars,fldName);        tmp1=getfield(structIn.vars,fldName);
191        structIn.vars=setfield(structIn.vars,fldName,-tmp1);        structIn.vars=setfield(structIn.vars,fldName,-tmp1);
192      end;      end;
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