/[MITgcm]/MITgcm_contrib/high_res_cube/eddy_flux/calcUVB2_NFS.m
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Contents of /MITgcm_contrib/high_res_cube/eddy_flux/calcUVB2_NFS.m

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Revision 1.1 - (show annotations) (download)
Sat Oct 2 21:03:14 2004 UTC (20 years, 9 months ago) by edhill
Branch: MAIN
CVS Tags: HEAD
 o add script and testing for [uvstb]^2 and uv diagnostics

1 function m = calcUVB2_NFS(Spat, Tpat, Upat, Vpat, ilist, nlay, ne)
2
3 % Function m = calcTBave(Spat, Tpat, Upat, Vpat, ilist, nlay, ne)
4 %
5 %
6 % INPUTS
7 % Tpat string containing T-data file pattern
8 % Upat string containing U-data file pattern
9 % Vpat string containing V-data file pattern
10 % ilist list of iteration values
11 % nlay number of z layers
12 % ne number of values alone each edge of each face
13 %
14 % OUTPUTS
15 % m output array of dimension ns*nps
16
17 if nargin ~= 7
18 disp('Error: wrong number of arguments')
19 exit
20 end
21
22 deltatT = 1200; % model time step size (s)
23 tavefreq = 259200; % averaging period (s)
24 startDate = datenum(1992,1,1); % model integration starting date
25
26 oldyear = -1;
27 newyear = oldyear;
28
29 nps = 6 * ne*ne;
30 tx = 85;
31 ty = 85;
32 nt = ne*ne*6/(tx*ty);
33 cx = ne;
34 cy = ne;
35 nz = 1;
36
37 delR = [
38 10.00, 10.00, 10.00, 10.00, 10.00, 10.00, 10.00, 10.01, ...
39 10.03, 10.11, 10.32, 10.80, 11.76, 13.42, 16.04 , 19.82, 24.85, ...
40 31.10, 38.42, 46.50, 55.00, 63.50, 71.58, 78.90, 85.15, 90.18, ...
41 93.96, 96.58, 98.25, 99.25,100.01,101.33,104.56,111.33,122.83, ...
42 139.09,158.94,180.83,203.55,226.50,249.50,272.50,295.50,318.50, ...
43 341.50,364.50,387.50,410.50,433.50,456.50 ];
44 R = cumsum(delR) - 0.5*delR;
45
46 %vnam = [ 'U_'; 'V_'; 'T_'; 'S_'; 'B_'; 'B1'; ...
47 % 'UT'; 'VT'; 'US'; 'VS'; 'UB'; 'VB' ];
48
49 vnam = [ 'T2'; 'S2'; 'B2'; 'U2'; 'V2'; 'UV'; ];
50
51 % lcstr = [ '! ( rm -f %s ; ttcp -r > %s ) > /dev/null 2>&1 &' ];
52 % rcstr = [ '!ssh -x 10.12.2.%d ''( dd bs=6242400 skip=%d ' ...
53 % ' count=1 if=/home/edhill/%s' ...
54 % ' | ttcp -t 10.12.2.%d ) > /dev/null 2>&1''' ];
55 % disp(['lcstr = "' lcstr '"']);
56 % disp(['rcstr = "' rcstr '"']);
57
58 il = 1;
59 for il = 1:nlay
60
61 a = sprintf('Slice: %g',il);
62 % disp(a);
63
64 % Zero the accumulators
65 nm = 0;
66 for io = 1:size(vnam,1)
67 comm = sprintf('%s_acc = zeros(ne,ne,6);', vnam(io,:));
68 eval(comm)
69 end
70
71 it = 1;
72 for it = 1:length(ilist)
73
74 iter = ilist(it);
75 str = datestr(startDate + (iter*deltatT-tavefreq/2)/60/60/24);
76 dv = datevec(startDate + (iter*deltatT-tavefreq/2)/60/60/24);
77 newyear = dv(1);
78
79 sfname = sprintf(Spat, ilist(it));
80 tfname = sprintf(Tpat, ilist(it));
81 ufname = sprintf(Upat, ilist(it));
82 vfname = sprintf(Vpat, ilist(it));
83 disp([ a ' ' str ' ' tfname ]);
84 % skip = il - 1;
85 % eval( sprintf(lcstr, sfname, sfname) );
86 % eval( sprintf(rcstr, ips(2), skip, sfname, ips(1)) );
87 % eval( sprintf(lcstr, tfname, tfname) );
88 % eval( sprintf(rcstr, ips(3), skip, tfname, ips(1)) );
89 % eval( sprintf(lcstr, ufname, ufname) );
90 % eval( sprintf(rcstr, ips(4), skip, ufname, ips(1)) );
91 % eval( sprintf(lcstr, vfname, vfname) );
92 % eval( sprintf(rcstr, ips(5), skip, vfname, ips(1)) );
93 sfid = fopen(sfname, 'r', 'ieee-be');
94 tfid = fopen(tfname, 'r', 'ieee-be');
95 ufid = fopen(ufname, 'r', 'ieee-be');
96 vfid = fopen(vfname, 'r', 'ieee-be');
97 offset = (il - 1)*nps*4;
98
99 % Convert the horrible JPL mdsio layout to six sane faces
100 fseek(sfid, offset, 'bof');
101 scube = unmangleJPL1( ...
102 reshape(fread(sfid, nps, 'real*4'),tx*nt,ty), ne, tx );
103
104 fseek(tfid, offset, 'bof');
105 tcube = unmangleJPL1( ...
106 reshape(fread(tfid, nps, 'real*4'),tx*nt,ty), ne, tx );
107
108 fseek(ufid, offset, 'bof');
109 ucube = unmangleJPL1( ...
110 reshape(fread(ufid, nps, 'real*4'),tx*nt,ty), ne, tx );
111
112 fseek(vfid, offset, 'bof');
113 vcube = unmangleJPL1( ...
114 reshape(fread(vfid, nps, 'real*4'),tx*nt,ty), ne, tx );
115
116 fclose(sfid);
117 fclose(tfid);
118 fclose(ufid);
119 fclose(vfid);
120
121 % Compute the density
122 bcube = zeros(size(scube));
123 % bcubem1 = zeros(size(scube));
124 for icf = 1:6
125 % pressure_for_eos.F :
126 % locPres(i,j) = -rhoConst*rC(k)*gravity*maskC(i,j,k,bi,bj)
127 % rhoConst = 9.997999999999999E+02 /* Ref density ( kg/m^3 ) */
128 % gravity = 9.810000000000000E+00 /* Grav accel ( m/s^2 ) */
129 p = 0.09998 * 9.81 * R(il);
130 bcube(:,:,icf) = ...
131 eh3densjmd95( squeeze(scube(:,:,icf)), ...
132 squeeze(tcube(:,:,icf)), p ) * -9.81 / 1000;
133 % if il > 1
134 % p = 0.09998 * 9.81 * R(il-1);
135 % bcubem1(:,:,icf) = ...
136 % eh3densjmd95( scube(:,:,icf), ...
137 % tcube(:,:,icf), p ) * -9.81 / 1000;
138 % end
139 end
140 tmask = double(tcube ~= 0.0);
141 % scube = scube .* tmask;
142 bcube = bcube .* tmask;
143 % bcubem1 = bcubem1 .* tmask;
144
145 % Fill the (ne+1)*(ne) U grid and
146 % the (ne+1)*(ne) V with initial values
147 ni = ne; nip1 = ni + 1;
148 nj = ne; njp1 = nj + 1;
149 ucubep1 = ones( [ nip1 nj 6 ] );
150 vcubep1 = ones( [ ni njp1 6 ] );
151 for icf = 1:6
152 ucubep1(1:ni,1:nj,icf) = ucube(:,:,icf);
153 vcubep1(1:ni,1:nj,icf) = vcube(:,:,icf);
154 end
155
156 % Do the "n+1" U exchanges
157 ucubep1(nip1,:,1) = ucube(1,:,2); % -
158 ucubep1(nip1,:,2) = vcube(ne:-1:1,1,4); % -
159 ucubep1(nip1,:,3) = ucube(1,:,4); % -
160 ucubep1(nip1,:,4) = vcube(ne:-1:1,1,6); % -
161 ucubep1(nip1,:,5) = ucube(1,:,6); % -
162 ucubep1(nip1,:,6) = vcube(ne:-1:1,1,2); % -
163
164 % Do the "n+1" V exchanges
165 vcubep1(:,nip1,1) = ucube(1,ne:-1:1,3); % -
166 vcubep1(:,nip1,2) = vcube(1,:,3); % -
167 vcubep1(:,nip1,3) = ucube(1,ne:-1:1,5); % -
168 vcubep1(:,nip1,4) = vcube(:,1,5); % -
169 vcubep1(:,nip1,5) = ucube(1,ne:-1:1,1); % -
170 vcubep1(:,nip1,6) = vcube(:,1,1); % -
171
172 % Get U,V values on the T grid points
173 masku = 1.0 - abs(diff(double(ucubep1(:,:,:) == 0.0),1,1));
174 maskv = 1.0 - abs(diff(double(vcubep1(:,:,:) == 0.0),1,2));
175 diffu = 0.5*diff(ucubep1(:,:,:),1,1);
176 diffv = 0.5*diff(vcubep1(:,:,:),1,2);
177 uont = ucube(:,:,:) + masku.*diffu;
178 vont = vcube(:,:,:) + maskv.*diffv;
179
180 if ((newyear ~= oldyear) && (nm > 0)) || (it == length(ilist))
181
182 % Write if its a new year or the last of all entries
183 disp([' ==> Writing files for ==> ' sprintf('%d',oldyear)]);
184 for io = 1:size(vnam,1)
185 comm = sprintf( ...
186 '%s_ido = fopen(''%s_tave_%d'', ''a'', ''ieee-be'');', ...
187 vnam(io,:), vnam(io,:), oldyear );
188 eval(comm)
189 comm = sprintf( '%s_acc = %s_acc ./ nm;',vnam(io,:), ...
190 vnam(io,:));
191 eval(comm)
192 comm = sprintf('fwrite(%s_ido, %s_acc, ''real*4'');', ...
193 vnam(io,:), vnam(io,:) );
194 eval(comm)
195 comm = sprintf( 'fclose(%s_ido);', vnam(io,:) );
196 eval(comm)
197
198 % Re-zero the accumulators
199 comm = sprintf('%s_acc = zeros(ne,ne,6);', vnam(io,:));
200 eval(comm)
201 end
202
203 nm = 0;
204
205 end
206
207 % Accumulate partial sums
208 T2_acc = T2_acc + tcube.*tcube;
209 S2_acc = S2_acc + scube.*scube;
210 B2_acc = B2_acc + bcube.*bcube;
211 U2_acc = U2_acc + ucube.*ucube;
212 V2_acc = V2_acc + vcube.*vcube;
213 UV_acc = UV_acc + ucube.*vcube;
214
215 % U__acc = U__acc + ucube;
216 % V__acc = V__acc + vcube;
217 % T__acc = T__acc + tcube;
218 % S__acc = S__acc + scube;
219 % B__acc = B__acc + bcube;
220 % B1_acc = B1_acc + bcubem1;
221
222 % UT_acc = UT_acc + tonu.*ucube;
223 % VT_acc = VT_acc + tonv.*vcube;
224 % US_acc = US_acc + sonu.*ucube;
225 % VS_acc = VS_acc + sonv.*vcube;
226 % UB_acc = UB_acc + bonu.*ucube;
227 % VB_acc = VB_acc + bonv.*vcube;
228
229 nm = nm + 1;
230
231 oldyear = newyear;
232
233 end
234 end
235

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