% show image, contours

function showCurveAndPhi(varargin)

I=varargin{1};

if iscell(I)

    I=cell2mat(I);

end

max_range=min(255,max(I(:)));

imshow(I,'initialmagnification',200,'displayrange',[0 max_range]); hold on;

colsty1=['g';'r';'b';'y';'k'];

for k=1:nargin-1

    B1=varargin{k+1};

    if size(B1,1)==2 || size(B1,2)==2

       plot(B1(:,1),B1(:,2),colsty1(k),'LineWidth',2);

    else

       contour(B1, [0 0], colsty1(k),'LineWidth',2);

       %contour(B1, [0 0], 'k','LineWidth',1);

    end

end

end