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gforget |
1.1 |
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%%%%%%%%%%%%%%%%% |
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%load parameters: |
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%%%%%%%%%%%%%%%%% |
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choiceV3orV4='v4' |
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if strcmp(choiceV3orV4,'v3')&isempty(whos('mygrid')); |
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gcmfaces_path; |
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global mygrid; mygrid=[]; clear all; |
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dirGrid='/net/altix3700/raid4/gforget/mysetups/ecco_v3/RUNS/fwd3y_fg_as_v4_ncep/'; |
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nF=1; grid_load(dirGrid,nF); global mygrid; |
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dirIn='/net/altix3700/raid4/gforget/mysetups/ecco_v3/RUNS/fwd3y_fg_as_v4_ncep/DIAGfiles/'; |
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elseif strcmp(choiceV3orV4,'v4')&isempty(whos('mygrid')); |
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gcmfaces_path; |
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global mygrid; mygrid=[]; clear all; |
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dirGrid='/net/altix3700/raid5/gforget/mysetups/ecco_v4/RUNS/GRIDev4/'; |
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nF=5; grid_load(dirGrid,nF); global mygrid; |
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dirIn='/net/altix3700/raid4/gforget/mysetups/ecco_v4/RUNS/runs3yVISC/fwd3y_ncep_evolution4/DIAGfiles/'; |
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end; |
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%%%%%%%%%%%%%%%%%%%%%%% |
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%get sample data: OCCA SSH |
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ncload /net/altix3700/raid5/gforget/occa_r3/atlasannual_nc/DDetan.0406annclim.nc Longitude_t Latitude_t etan; |
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lon=Longitude_t*ones(1,160); lat=ones(360,1)*Latitude_t'; etan=etan'; etan(etan<-100)=NaN; |
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%%%%%%%%%%%%%%%%%%%%%%% |
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%do the interpolation: |
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x=[lon-360;lon]; y=[lat;lat]; z=[etan;etan]; |
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jj=find(~isnan(z)); x=x(jj); y=y(jj); z=z(jj); |
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z_interp=gcmfaces(5); |
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for ii=1:5; |
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xi=mygrid.XC{ii}; yi=mygrid.YC{ii}; |
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zi = griddata(x',y',z',xi,yi); |
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z_interp{ii}=zi; |
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end; |
| 40 |
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| 41 |
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fprintf('note that griddata puts values in remote places ... \n'); |
| 42 |
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fprintf('so one should obviously be cautious when using this routine\n'); |
| 43 |
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%msk=mygrid.hFacC(:,:,1); z_interp(find(msk==0))=NaN; |
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%%%%%%%%%%%%%%%%%%%%%%% |
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%illustrate the result: |
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figure; set(gcf,'Units','Normalized','Position',[0.1 0.1 0.4 0.6]); |
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x=[lon-360;lon]; y=[lat;lat]; z=[etan;etan]; |
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pcolor(x,y,z); axis([-180 180 -90 90]); shading flat; caxis([-2 1]); colorbar; |
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figure; set(gcf,'Units','Normalized','Position',[0.5 0.1 0.4 0.6]); |
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[X,Y,FLD]=convert2pcol(mygrid.XC,mygrid.YC,z_interp); |
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pcolor(X,Y,FLD); axis([-180 180 -90 90]); shading flat; caxis([-2 1]); colorbar; |
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| 56 |
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pause; |
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