/[MITgcm]/MITgcm_contrib/gael/matlab_class/gcmfaces_IO/convert2gcmfaces.m
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revision 1.1 by gforget, Wed Feb 10 14:46:48 2010 UTC revision 1.12 by gforget, Sun May 1 20:48:33 2016 UTC
# Line 1  Line 1 
1  function [v1]=convert2gcmfaces(v0,varargin);  function [v1]=convert2gcmfaces(v0,varargin);
2    %object:    converts model output to gcmfaces object
3  aa=whos('v0'); doGcm2Faces=strcmp(aa.class,'double');  %           or vice versa
4    %input:     v0 model output array (resp. gcmfaces object)
5  if doGcm2Faces;  %output:    v1 gcmfaces object (model output array)
6    %
7    if nargin==1; nFaces=5; else; nFaces=varargin{1}; end;  %note:      global mygrid parameters (nFaces, fileFormat) are used
8    
9    if nFaces>1;  input_list_check('convert2gcmfaces',nargin);
10    
11      nn=size(v0,1);  aa=whos('v0');
12      pp=size(v0,2)/nn;  if strcmp(aa.class,'single'); v0=double(v0); end;
13      mm=(pp+4-nFaces)/4*nn;  aa=whos('v0');
14    doGcm2Faces=strcmp(aa.class,'double');
15      n3=size(v0,3); n4=size(v0,4);  
16      for i3=1:n3; for i4=1:n4;  global mygrid;
17        v00=v0(:,:,i3,i4);  
18    if doGcm2Faces&mygrid.gcm2facesFast;
19        v00=v00(:);      
20        i0=1; i1=nn*mm; v1{1}(:,:,i3,i4)=reshape(v00(i0:i1),nn,mm);      [n1,n2,n3,n4,n5]=size(v0);
21        i0=i1+1; i1=i1+nn*mm; v1{2}(:,:,i3,i4)=reshape(v00(i0:i1),nn,mm);      
22        i0=i1+1; i1=i1+nn*nn; v1{3}(:,:,i3,i4)=reshape(v00(i0:i1),nn,nn);      v0=reshape(v0,[n1*n2 n3*n4*n5]);
23        i0=i1+1; i1=i1+nn*mm; v1{4}(:,:,i3,i4)=reshape(v00(i0:i1),mm,nn);      for iFace=1:mygrid.nFaces;
24        i0=i1+1; i1=i1+nn*mm; v1{5}(:,:,i3,i4)=reshape(v00(i0:i1),mm,nn);          v1{iFace}=reshape(mygrid.gcm2faces{iFace}*v0,[size(mygrid.XC{iFace}) n3 n4 n5]);
25        if nFaces==6;      end;
26           i0=i1+1; i1=i1+nn*nn;      
27        end;      v1=gcmfaces(v1);
28        
29      end; end;  elseif ~doGcm2Faces&mygrid.gcm2facesFast;
30    else;      
31      v1={v0};      [n1,n2,n3,n4,n5]=size(v0{1});
32    end;      
33        v1=zeros(mygrid.faces2gcmSize(1)*mygrid.faces2gcmSize(2),n3*n4*n5);
34    if nFaces==1; gridType='ll'; elseif nFaces==5; gridType='llc'; elseif nFaces==6; gridType='cube'; end;      for iFace=1:mygrid.nFaces;
35    v1=gcmfaces(v1,gridType);          nn=size(mygrid.XC{iFace});
36            v1(mygrid.faces2gcm{iFace},:)=reshape(v0{iFace},[nn(1)*nn(2) n3*n4*n5]);
37  else;      end;
38        v1=reshape(v1,[mygrid.faces2gcmSize n3 n4 n5]);
39    nFaces=get(v0,'nFaces');      
40    elseif doGcm2Faces;
41    if nFaces>1;      
42        [n1,n2,n3,n4,n5]=size(v0);
43      v0_faces=v0; clear v0;      
44      for iFace=1:nFaces; eval(['v0{iFace}=get(v0_faces,''f' num2str(iFace) ''');']); end;      if strcmp(mygrid.fileFormat,'straight');
45            v1={v0};
46      nn=size(v0{1},1); mm=size(v0{1},2);      elseif strcmp(mygrid.fileFormat,'cube');
47      pp=mm/nn*4+nFaces-4;          for ii=1:6; v1{ii}=v0(n2*(ii-1)+[1:n2],:,:,:,:); end;
48        elseif strcmp(mygrid.fileFormat,'compact')|strcmp(mygrid.fileFormat,'nctiles');
49      n3=size(v0{1},3); n4=size(v0{1},4);          v00=reshape(v0,[n1*n2 n3*n4*n5]);
50      v1=NaN*zeros(nn,nn*pp,n3,n4);          i0=0; i1=0;
51      for i3=1:n3; for i4=1:n4;          for iFace=1:mygrid.nFaces;
52                i0=i1+1;
53        v11=NaN*zeros(nn*nn*pp,1);              nn=mygrid.facesSize(iFace,1); mm=mygrid.facesSize(iFace,2);
54                    i1=i1+nn*mm;
55        i0=1; i1=nn*mm; tmp1=v0{1}(:,:,i3,i4); v11(i0:i1)=tmp1(:);              v1{iFace}=reshape(v00(i0:i1,:),[nn mm n3 n4 n5]);
56        i0=i1+1; i1=i1+nn*mm; tmp1=v0{2}(:,:,i3,i4); v11(i0:i1)=tmp1(:);          end;
57        i0=i1+1; i1=i1+nn*nn; tmp1=v0{3}(:,:,i3,i4); v11(i0:i1)=tmp1(:);      end;
58        i0=i1+1; i1=i1+nn*mm; tmp1=v0{4}(:,:,i3,i4); v11(i0:i1)=tmp1(:);      
59        i0=i1+1; i1=i1+nn*mm; tmp1=v0{5}(:,:,i3,i4); v11(i0:i1)=tmp1(:);      v1=gcmfaces(v1);
60        if nFaces==6;      
61           i0=i1+1; i1=i1+nn*nn;      if ~isempty(mygrid.facesExpand); v1=convert2widefaces(v1); end;
62        end;      
63    else;
64        v1(:,:,i3,i4)=reshape(v11,nn,nn*pp);      
65      end; end;      [n1,n2,n3,n4,n5]=size(v0{1});
66        
67    else;      if strcmp(mygrid.fileFormat,'straight');
68      v1=v0{1};          v1=v0{1};
69    end;      elseif strcmp(mygrid.fileFormat,'cube');
70            v1=zeros(n2*6,n2,n3,n4,n5);
71  end;          for ii=1:6; v1([1:n2]+(ii-1)*n2,:,:,:,:)=v0{ii}; end;
72        elseif strcmp(mygrid.fileFormat,'compact')|strcmp(mygrid.fileFormat,'nctiles');
73            
74            %   is there a reason for this?
75            %         v0_faces=v0; clear v0;
76            %         for iFace=1:mygrid.nFaces; eval(['v0{iFace}=get(v0_faces,''f' num2str(iFace) ''');']); end;
77            
78            if ~isempty(mygrid.facesExpand); v0=convert2widefaces(v0); end;
79    
80            aa=0;bb=0;
81            for iFace=1:mygrid.nFaces;
82                aa=aa+prod(mygrid.facesSize(iFace,:));
83                bb=bb+prod(size(v0{iFace}));
84            end;
85            bb=bb/aa;
86            v11=NaN*zeros(aa,bb);
87            
88            i0=0; i1=0;
89            for iFace=1:mygrid.nFaces;
90                i0=i1+1;
91                nn=mygrid.facesSize(iFace,1); mm=mygrid.facesSize(iFace,2);
92                i1=i1+nn*mm;
93                v11(i0:i1,:)=reshape(v0{iFace},[nn*mm bb]);
94            end;
95            nn=mygrid.ioSize(1); mm=mygrid.ioSize(2);        
96            v1=reshape(v11,[nn mm n3 n4 n5]);
97            
98        end;
99        
100    end;
101    
102    

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