short_main.asv

%% main script
addpath 'helper_function'
addpath 'ctrlin'

[I, M, G, rgbI] = openfile('DRIVE', 'test');
% [I, M, G, rgbI] = openfile('STARE', 'labels-vk');

thres = 0.65; sigma = 0; max_L = 15; 
w = 15;
for i = 1:size(I,3)
    % get current instance
    im = I(:,:,i); cmask = M(:,:,i); vmask = G(:,:,i);
%     %% preprocessing
    [img, img_raw, pmask] = vessel_preproc(im, cmask);
    img = imtophat(1-img,strel('disk',12));
    [tx, ty, gmag_norm] = get_tangent(img);
    [tx_new, ty_new] = ETF(tx,ty,gmag_norm,img);
    [tx_new, ty_new] = ETF(tx_new,ty_new,gmag_norm,img);
%     % reverse tx ty
%     [rtx_new, rty_new] = ETF(-tx,-ty,gmag_norm,img);
%     [rtx_new, rty_new] = ETF(rtx_new,rty_new,gmag_norm,img);
    [R_combined, R_theta, rmask] = detect_lines(img, pmask, cmask, w, max_L, thres, sigma);
    
    startP = [181,303;
              222,346;
              191,306;
              403,466];
    endP = [148,259;
            219,377;
            209,289;
            370,476];
    s = ctrlin_trace(img, tx_new, ty_new, startP(2,:), endP(2,:), 3, 10);
    exu = exudates_detection(im, cmask);
    
    figure
    subplot(1,2,1);
    imshow(im,[])
    subplot(1,2,2);
    imshow(exu)
    
end