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function [v1]=convert2gcmfaces(v0,varargin); |
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|
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global fileFormat; |
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if isempty(fileFormat); |
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fprintf('\nconvert2gcmfaces.m init: there are several supported file conventions. \n'); |
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fprintf(' By default gcmfaces assumes MITgcm type binary formats as follows: \n') |
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fprintf(' (1 face) straight global format; (4 or 5 faces) compact global format\n'); |
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fprintf(' (6 faces) cube format with one face after the other. \n'); |
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fprintf(' If this is inadequate, you can change the format below.\n\n'); |
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if nargin==1; nFaces=5; else; nFaces=varargin{1}; end; |
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if nFaces==1; fileFormat='straight'; |
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elseif nFaces==6; fileFormat='cube'; |
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else; fileFormat='compact'; |
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end; |
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end; |
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|
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aa=whos('v0'); doGcm2Faces=strcmp(aa.class,'double'); |
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|
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if doGcm2Faces; |
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|
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if nargin==1; nFaces=5; else; nFaces=varargin{1}; end; |
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|
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[n1,n2,n3,n4]=size(v0); |
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|
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if strcmp(fileFormat,'straight'); |
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v1={v0}; |
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elseif strcmp(fileFormat,'cube'); |
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for ii=1:6; v1{ii}=v0(n2*(ii-1)+[1:n2],:,:,:); end; |
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elseif strcmp(fileFormat,'compact'); |
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|
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nn=size(v0,1); |
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pp=size(v0,2)/nn; |
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mm=(pp+4-nFaces)/4*nn; |
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|
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v00=reshape(v0,[nn*nn*pp n3*n4]); |
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i0=1; i1=nn*mm; v1{1}=reshape(v00(i0:i1,:),[nn mm n3 n4]); |
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i0=i1+1; i1=i1+nn*mm; v1{2}=reshape(v00(i0:i1,:),[nn mm n3 n4]); |
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i0=i1+1; i1=i1+nn*nn; v1{3}=reshape(v00(i0:i1,:),[nn nn n3 n4]); |
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i0=i1+1; i1=i1+nn*mm; v1{4}=reshape(v00(i0:i1,:),[mm nn n3 n4]); |
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i0=i1+1; i1=i1+nn*mm; v1{5}=reshape(v00(i0:i1,:),[mm nn n3 n4]); |
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if nFaces==6; |
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i0=i1+1; i1=i1+nn*nn; v1{6}=reshape(v00(i0:i1,:),[nn nn n3 n4]); |
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end; |
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|
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end; |
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|
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if nFaces==1; gridType='ll'; elseif nFaces==5; gridType='llc'; elseif nFaces==6; gridType='cube'; end; |
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v1=gcmfaces(v1,gridType); |
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|
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else; |
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|
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nFaces=get(v0,'nFaces'); |
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|
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[n1,n2,n3,n4]=size(v0{1}); |
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|
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if strcmp(fileFormat,'straight'); |
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v1=v0{1}; |
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elseif strcmp(fileFormat,'cube'); |
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v1=zeros(n2*6,n2,n3,n4); |
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for ii=1:6; v1([1:n2]+(ii-1)*n2,:,:,:)=v0{ii}; end; |
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elseif strcmp(fileFormat,'compact'); |
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|
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v0_faces=v0; clear v0; |
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for iFace=1:nFaces; eval(['v0{iFace}=get(v0_faces,''f' num2str(iFace) ''');']); end; |
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|
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nn=size(v0{1},1); mm=size(v0{1},2); |
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pp=mm/nn*4+nFaces-4; |
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|
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n3=size(v0{1},3); n4=size(v0{1},4); |
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v1=NaN*zeros(nn,nn*pp,n3,n4); |
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|
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v11=NaN*zeros(nn*nn*pp,n3*n4); |
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|
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i0=1; i1=nn*mm; tmp1=reshape(v0{1},[nn*mm n3*n4]); v11(i0:i1,:)=tmp1(:,:); |
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i0=i1+1; i1=i1+nn*mm; tmp1=reshape(v0{2},[nn*mm n3*n4]); v11(i0:i1,:)=tmp1(:,:); |
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i0=i1+1; i1=i1+nn*nn; tmp1=reshape(v0{3},[nn*nn n3*n4]); v11(i0:i1,:)=tmp1(:,:); |
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i0=i1+1; i1=i1+nn*mm; tmp1=reshape(v0{4},[mm*nn n3*n4]); v11(i0:i1,:)=tmp1(:,:); |
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i0=i1+1; i1=i1+nn*mm; tmp1=reshape(v0{5},[mm*nn n3*n4]); v11(i0:i1,:)=tmp1(:,:); |
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if nFaces==6; |
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i0=i1+1; i1=i1+nn*nn; tmp1=reshape(v0{6},[nn*nn n3*n4]); v11(i0:i1,:)=tmp1(:,:); |
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end; |
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|
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v1=reshape(v11,[nn nn*pp n3 n4]); |
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|
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end; |
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|
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end; |
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