source: trunk/src/griddata_uvmat.m @ 356

Last change on this file since 356 was 236, checked in by sommeria, 10 years ago

correct Matlab PIV, remove call to image tool box. Improve menu of uvmat VelType? (replacement of buttons)

File size: 989 bytes
Line 
1%'griddata_uvmat': function griddata_uvmat(vec2_X,vec2_Y,vec2_U,vec_X,vec_Y,'linear')
2%adapt the input of the matlab function griddata to the appropriate version of Matlab
3function ZI = griddata_uvmat(X,Y,Z,XI,YI,rho)
4if ~exist('rho','var')|| isequal(rho,0)
5    txt=ver('MATLAB');
6    Release=txt.Release;
7    relnumb=str2num(Release(3:4));
8    if relnumb >= 20
9        ZI=griddata(double(X),double(Y),double(Z),double(XI),double(YI),'linear',{'QJ'});
10    elseif relnumb >=14
11        ZI=griddata(X,Y,Z,XI,YI,'linear',{'QJ'});
12    else
13        ZI=griddata(X,Y,Z,XI,YI,'linear');
14    end
15else %smooth with thin plate spline
16    [ZI,Z_diff]=patch_uvmat(X,Y,Z,XI,YI,rho);
17    diff_norm=mean(Z_diff.*Z_diff)
18    ind_good=find(abs(Z_diff)<5*diff_norm);
19    nb_remove=numel(Z_diff)-numel(ind_good)
20    if nb_remove>0
21    X=X(ind_good);
22    Y=Y(ind_good);
23    Z=Z(ind_good);
24    [ZI,Z_diff]=patch_uvmat(X,Y,Z,XI,YI,rho);
25    diff_norm_new=mean(Z_diff.*Z_diff)
26    end
27end
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