matlab_class/gcmfaces_IO/convert2gcmfaces.m

function [v1]=convert2gcmfaces(v0,varargin);

aa=whos('v0'); doGcm2Faces=strcmp(aa.class,'double');

if doGcm2Faces;

  if nargin==1; nFaces=5; else; nFaces=varargin{1}; end;

  if nFaces>1;

    nn=size(v0,1); 
    pp=size(v0,2)/nn;
    mm=(pp+4-nFaces)/4*nn; 

    n3=size(v0,3); n4=size(v0,4);

    v00=reshape(v0,[nn*nn*pp n3*n4]);
    i0=1; i1=nn*mm; v1{1}=reshape(v00(i0:i1,:),[nn mm n3 n4]);
    i0=i1+1; i1=i1+nn*mm; v1{2}=reshape(v00(i0:i1,:),[nn mm n3 n4]);
    i0=i1+1; i1=i1+nn*nn; v1{3}=reshape(v00(i0:i1,:),[nn nn n3 n4]);
    i0=i1+1; i1=i1+nn*mm; v1{4}=reshape(v00(i0:i1,:),[mm nn n3 n4]);
    i0=i1+1; i1=i1+nn*mm; v1{5}=reshape(v00(i0:i1,:),[mm nn n3 n4]);
    if nFaces==6;
       i0=i1+1; i1=i1+nn*nn; v1{6}=reshape(v00(i0:i1,:),[nn nn n3 n4]);
    end;

  else;
    v1={v0};
  end;

  if nFaces==1; gridType='ll'; elseif nFaces==5; gridType='llc'; elseif nFaces==6; gridType='cube'; end;
  v1=gcmfaces(v1,gridType);

else;

  nFaces=get(v0,'nFaces');

  if nFaces>1;

    v0_faces=v0; clear v0; 
    for iFace=1:nFaces; eval(['v0{iFace}=get(v0_faces,''f' num2str(iFace) ''');']); end; 

    nn=size(v0{1},1); mm=size(v0{1},2); 
    pp=mm/nn*4+nFaces-4;

    n3=size(v0{1},3); n4=size(v0{1},4);
    v1=NaN*zeros(nn,nn*pp,n3,n4);

    v11=NaN*zeros(nn*nn*pp,n3*n4);
  
   i0=1; i1=nn*mm; tmp1=reshape(v0{1},[nn*mm n3*n4]); v11(i0:i1,:)=tmp1(:,:);
   i0=i1+1; i1=i1+nn*mm; tmp1=reshape(v0{2},[nn*mm n3*n4]); v11(i0:i1,:)=tmp1(:,:);
   i0=i1+1; i1=i1+nn*nn; tmp1=reshape(v0{3},[nn*nn n3*n4]); v11(i0:i1,:)=tmp1(:,:);
   i0=i1+1; i1=i1+nn*mm; tmp1=reshape(v0{4},[mm*nn n3*n4]); v11(i0:i1,:)=tmp1(:,:);
   i0=i1+1; i1=i1+nn*mm; tmp1=reshape(v0{5},[mm*nn n3*n4]); v11(i0:i1,:)=tmp1(:,:);
   if nFaces==6; 
      i0=i1+1; i1=i1+nn*nn; tmp1=reshape(v0{6},[nn*nn n3*n4]); v11(i0:i1,:)=tmp1(:,:);
   end;

   v1=reshape(v11,[nn nn*pp n3 n4]);

  else;
    v1=v0{1}; 
  end;
 
end;


1	function [v1]=convert2gcmfaces(v0,varargin);
2
3	aa=whos('v0'); doGcm2Faces=strcmp(aa.class,'double');
4
5	if doGcm2Faces;
6
7	if nargin==1; nFaces=5; else; nFaces=varargin{1}; end;
8
9	if nFaces>1;
10
11	nn=size(v0,1);
12	pp=size(v0,2)/nn;
13	mm=(pp+4-nFaces)/4*nn;
14
15	n3=size(v0,3); n4=size(v0,4);
16
17	v00=reshape(v0,[nnnnpp n3*n4]);
18	i0=1; i1=nn*mm; v1{1}=reshape(v00(i0:i1,:),[nn mm n3 n4]);
19	i0=i1+1; i1=i1+nn*mm; v1{2}=reshape(v00(i0:i1,:),[nn mm n3 n4]);
20	i0=i1+1; i1=i1+nn*nn; v1{3}=reshape(v00(i0:i1,:),[nn nn n3 n4]);
21	i0=i1+1; i1=i1+nn*mm; v1{4}=reshape(v00(i0:i1,:),[mm nn n3 n4]);
22	i0=i1+1; i1=i1+nn*mm; v1{5}=reshape(v00(i0:i1,:),[mm nn n3 n4]);
23	if nFaces==6;
24	i0=i1+1; i1=i1+nn*nn; v1{6}=reshape(v00(i0:i1,:),[nn nn n3 n4]);
25	end;
26
27	else;
28	v1={v0};
29	end;
30
31	if nFaces==1; gridType='ll'; elseif nFaces==5; gridType='llc'; elseif nFaces==6; gridType='cube'; end;
32	v1=gcmfaces(v1,gridType);
33
34	else;
35
36	nFaces=get(v0,'nFaces');
37
38	if nFaces>1;
39
40	v0_faces=v0; clear v0;
41	for iFace=1:nFaces; eval(['v0{iFace}=get(v0_faces,''f' num2str(iFace) ''');']); end;
42
43	nn=size(v0{1},1); mm=size(v0{1},2);
44	pp=mm/nn*4+nFaces-4;
45
46	n3=size(v0{1},3); n4=size(v0{1},4);
47	v1=NaNzeros(nn,nnpp,n3,n4);
48
49	v11=NaNzeros(nnnnpp,n3n4);
50
51	i0=1; i1=nnmm; tmp1=reshape(v0{1},[nnmm n3*n4]); v11(i0:i1,:)=tmp1(:,:);
52	i0=i1+1; i1=i1+nnmm; tmp1=reshape(v0{2},[nnmm n3*n4]); v11(i0:i1,:)=tmp1(:,:);
53	i0=i1+1; i1=i1+nnnn; tmp1=reshape(v0{3},[nnnn n3*n4]); v11(i0:i1,:)=tmp1(:,:);
54	i0=i1+1; i1=i1+nnmm; tmp1=reshape(v0{4},[mmnn n3*n4]); v11(i0:i1,:)=tmp1(:,:);
55	i0=i1+1; i1=i1+nnmm; tmp1=reshape(v0{5},[mmnn n3*n4]); v11(i0:i1,:)=tmp1(:,:);
56	if nFaces==6;
57	i0=i1+1; i1=i1+nnnn; tmp1=reshape(v0{6},[nnnn n3*n4]); v11(i0:i1,:)=tmp1(:,:);
58	end;
59
60	v1=reshape(v11,[nn nn*pp n3 n4]);
61
62	else;
63	v1=v0{1};
64	end;
65
66	end;
67
68