function temp = conv3dToMosaic(img, transp);

% function temp = conv3dToMosaic(img, transp);
%
% Aug 2003, Farshad Moradi
% California Institute of Technology
%
% Used by mri_display

if size(img, 3)>1,
    if transp>1,
        img = shiftdim(img, floor(transp/2));
    end;
    [a,b, mn] = size(img);
    m = floor(sqrt(mn));
    n = ceil(mn / m);
    temp = zeros(a*m, b*n);
    for i=0:m-1,
        for j = 0:n-1;
            if i+j*m<mn,
                temp(i*a+(1:a), j*b+(1:b)) = img(:,:, i+j*m+1);
            end;
        end;
    end;
else,
    temp = img;
end;
if mod(transp,2) == 1,
    temp = temp';
end;
temp = temp(end:-1:1,:);