matlab_class/gcmfaces_convert/convert2array_llc.m

function [FLD]=convert2array_llc(fld);
%object:    gcmfaces to array format conversion (if gcmfaces input)
%    or:    array to gcmfaces format conversion (if array input)
%
%notes:     if array input, the gcmfaces format will be the one of mygrid.XC, so 
%           the array input must have originally been created according to convert2array

global mygrid;

if isa(fld,'gcmfaces'); do_gcmfaces2array=1; else; do_gcmfaces2array=0; end;

if do_gcmfaces2array;
   n3=max(size(fld.f1,3),1); n4=max(size(fld.f1,4),1);
   n1=size(fld.f1,1)*4; n2=size(fld.f1,2)+size(fld.f1,1);
   FLD=squeeze(zeros(n1,n2,n3,n4));
else;
   n3=max(size(fld,3),1); n4=max(size(fld,4),1);
   FLD=NaN*mygrid.XC;
   for k3=1:n3; for k4=1:n4; for iFace=1:FLD.nFaces; 
      iF=num2str(iFace); eval(['FLD.f' iF '(:,:,k3,k4)=FLD.f' iF '(:,:,1,1);']);
   end; end; end;
end;

for k3=1:n3; for k4=1:n4;

if do_gcmfaces2array;
   %ASSEMBLE "LATLON" FACES:
   %----------------------
   FLD0=[fld.f1(:,:,k3,k4);fld.f2(:,:,k3,k4);sym_g(fld.f4(:,:,k3,k4),7,0);sym_g(fld.f5(:,:,k3,k4),7,0)];
   %ADD POLAR CAP:
   %--------------
   pp=fld.f3(:,:,k3,k4); FLDp=[sym_g(pp,5,0);pp.*NaN;sym_g(pp.*NaN,7,0);sym_g(pp.*NaN,6,0)]; 
   FLD1=[FLD0 FLDp];
   %store:
   %------
   FLD(:,:,k3,k4)=FLD1;
else;
   n1=size(FLD.f1,1); n2=size(FLD.f1,2);
   FLD.f1(:,:,k3,k4)=fld(1:n1,1:n2,k3,k4);
   FLD.f2(:,:,k3,k4)=fld(n1+[1:n1],1:n2,k3,k4);
   FLD.f3(:,:,k3,k4)=sym_g(fld([1:n1],n2+1:n2+n1,k3,k4),7,0);
   FLD.f4(:,:,k3,k4)=sym_g(fld(n1*2+[1:n1],1:n2,k3,k4),5,0);
   FLD.f5(:,:,k3,k4)=sym_g(fld(n1*3+[1:n1],1:n2,k3,k4),5,0);
end;

end; end;

1	gforget	1.2	function [FLD]=convert2array_llc(fld);
2			%object: gcmfaces to array format conversion (if gcmfaces input)
3			% or: array to gcmfaces format conversion (if array input)
4			%
5			%notes: if array input, the gcmfaces format will be the one of mygrid.XC, so
6			% the array input must have originally been created according to convert2array
7
8			global mygrid;
9	gforget	1.1
10			if isa(fld,'gcmfaces'); do_gcmfaces2array=1; else; do_gcmfaces2array=0; end;
11
12			if do_gcmfaces2array;
13			n3=max(size(fld.f1,3),1); n4=max(size(fld.f1,4),1);
14			n1=size(fld.f1,1)*4; n2=size(fld.f1,2)+size(fld.f1,1);
15			FLD=squeeze(zeros(n1,n2,n3,n4));
16			else;
17			n3=max(size(fld,3),1); n4=max(size(fld,4),1);
18	gforget	1.2	FLD=NaN*mygrid.XC;
19	gforget	1.1	for k3=1:n3; for k4=1:n4; for iFace=1:FLD.nFaces;
20			iF=num2str(iFace); eval(['FLD.f' iF '(:,:,k3,k4)=FLD.f' iF '(:,:,1,1);']);
21			end; end; end;
22			end;
23
24			for k3=1:n3; for k4=1:n4;
25
26			if do_gcmfaces2array;
27			%ASSEMBLE "LATLON" FACES:
28			%----------------------
29			FLD0=[fld.f1(:,:,k3,k4);fld.f2(:,:,k3,k4);sym_g(fld.f4(:,:,k3,k4),7,0);sym_g(fld.f5(:,:,k3,k4),7,0)];
30			%ADD POLAR CAP:
31			%--------------
32			pp=fld.f3(:,:,k3,k4); FLDp=[sym_g(pp,5,0);pp.NaN;sym_g(pp.NaN,7,0);sym_g(pp.*NaN,6,0)];
33			FLD1=[FLD0 FLDp];
34			%store:
35			%------
36			FLD(:,:,k3,k4)=FLD1;
37			else;
38			n1=size(FLD.f1,1); n2=size(FLD.f1,2);
39			FLD.f1(:,:,k3,k4)=fld(1:n1,1:n2,k3,k4);
40			FLD.f2(:,:,k3,k4)=fld(n1+[1:n1],1:n2,k3,k4);
41			FLD.f3(:,:,k3,k4)=sym_g(fld([1:n1],n2+1:n2+n1,k3,k4),7,0);
42			FLD.f4(:,:,k3,k4)=sym_g(fld(n1*2+[1:n1],1:n2,k3,k4),5,0);
43			FLD.f5(:,:,k3,k4)=sym_g(fld(n1*3+[1:n1],1:n2,k3,k4),5,0);
44			end;
45
46			end; end;
47