How to convert a GRD file to XYZ or MAT file

Hello, does anybody know how to convert a GRD file (from surfer) to a XYZ or MAT file. I would prefered MAT file. I've been looking but I couldn't find anything.

Thanks a lot for your help!!

Answer 1

[Jacob Valdes]

function XYZ=grdtoxyz(X,Y,Z)

% X=(X,2);

% Y=(Y,2);

ccont=1;

for i=1:size(X,1)

for ii=1:size(X,2)

XYZ(ccont,:)=[X(i,ii) Y(i,ii) Z(i,ii)];

ccont=ccont+1;

end

end

XYZ= XYZ(isfinite(XYZ(:, 3)), :);

end