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gforget |
1.9 |
function []=plot_one_field(choiceV3orV4,plotMethod); |
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%object: illustrate several methods to plot fields within gcmfaces. |
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%inputs: choiceV3orV4 ('v3' or 'v4') selects the sample GRID |
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% plotMethod selects the plotting method |
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% 0) all, one after the other |
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% 1) plot a gcmfaces object face by face |
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% 2) use convert2array then plot in array coordinates. |
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% 3) use convert2pcol then plot in lat-lon coordinates. |
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% 4) use the gcmfaces front end to m_map. |
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input_list_check('plot_one_field',nargin); |
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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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gforget |
1.9 |
gcmfaces_path; |
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dir0=[gcmfaces_dir '/sample_input/']; |
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dirGrid=[dir0 '/GRID' choiceV3orV4 '/']; |
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dirIn=[dir0 '/SAMPLE' choiceV3orV4 '/']; |
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if strcmp(choiceV3orV4,'v4'); nF=5; fileFormat='compact'; else; nF=1; fileFormat='straight'; end; |
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global mygrid; mygrid=[]; grid_load(dirGrid,nF,fileFormat); |
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gforget |
1.1 |
|
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%%%%%%%%%%% |
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%get field: |
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%%%%%%%%%%% |
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gforget |
1.2 |
nameFld='DDtheta'; tt=0; if strcmp(choiceV3orV4,'v4'); kk=30; else; kk=14; end; cc=[-2 8]; |
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gforget |
1.9 |
fld=rdmds2gcmfaces([dirIn nameFld],tt); |
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gforget |
1.1 |
fld=fld(:,:,kk); msk=mygrid.hFacC(:,:,kk); fld(find(msk==0))=NaN; |
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gforget |
1.9 |
|
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gforget |
1.1 |
%%%%%%%%%%%% |
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%plot field: |
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%%%%%%%%%%%% |
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gforget |
1.9 |
|
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if plotMethod==0|plotMethod==1; |
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if nF==1; |
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figure; imagescnan(fld{1}','nancolor',[1 1 1]*0.8); axis xy; caxis(cc); |
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elseif nF==5; |
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figure; |
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subplot(3,3,7); imagescnan(fld{1}','nancolor',[1 1 1]*0.8); axis xy; caxis(cc); |
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subplot(3,3,8); imagescnan(fld{2}','nancolor',[1 1 1]*0.8); axis xy; caxis(cc); |
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subplot(3,3,5); imagescnan(fld{3}','nancolor',[1 1 1]*0.8); axis xy; caxis(cc); |
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subplot(3,3,6); imagescnan(fld{4}','nancolor',[1 1 1]*0.8); axis xy; caxis(cc); |
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subplot(3,3,3); imagescnan(fld{5}','nancolor',[1 1 1]*0.8); axis xy; caxis(cc); |
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elseif nF==6; |
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error('face by face plot for cude : not yet implemented'); |
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end; |
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end; |
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if plotMethod==0|plotMethod==2; |
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figure; |
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FLD=convert2array(fld); |
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imagescnan(FLD','nancolor',[1 1 1]*0.8); axis xy; caxis(cc); colorbar; |
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end; |
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if plotMethod==0|plotMethod==3; |
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figure; |
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[X,Y,FLD]=convert2pcol(mygrid.XC,mygrid.YC,fld); pcolor(X,Y,FLD); |
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if ~isempty(find(X>359)); axis([0 360 -90 90]); else; axis([-180 180 -90 90]); end; |
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shading flat; caxis(cc); colorbar; xlabel('longitude'); ylabel('latitude'); |
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gforget |
1.2 |
end; |
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gforget |
1.1 |
|
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gforget |
1.9 |
if plotMethod==0|plotMethod==4; |
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if ~isempty(which('m_proj')); |
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gforget |
1.10 |
figure; m_map_gcmfaces(fld,0,{'myCaxis',cc}); |
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figure; m_map_gcmfaces(fld,0,{'myCaxis',[-2:0.5:2 3:5 7:2:12]}); |
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gforget |
1.9 |
else; |
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fprintf('if you want to use m_map_gcmfaces, you will need to have m_map in your path\n'); |
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end; |
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end; |
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gforget |
1.11 |
%test case for depthStretchPlot: |
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if plotMethod==0|plotMethod==5; |
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x=ones(50,1)*[1:200]; z=mygrid.RC*ones(1,200); c=sin(z/2000*pi).*cos(x/50*pi); |
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figure; |
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subplot(1,2,1); pcolor(x,z,c); shading flat; title('standard depth display'); |
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subplot(1,2,2); depthStretchPlot('pcolor',{x,z,c}); shading flat; title('stretched depth display'); |
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% subplot(1,2,1); plot(c(:,1),z(:,1)); title('standard depth display'); |
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% subplot(1,2,2); depthStretchPlot('plot',{c(:,1),z(:,1)}); title('stretched depth display'); |
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end; |
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gforget |
1.9 |
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