离散二维形状之间的基本逻辑运算符（交集、并集、异或）.zip

% test discrete_2D_shapes_logical_operators % % Author : nicolas.douillet (at) free.fr, 2024. flnm1 = 'shape3.png'; % 'shape1.png'; % 'complexgear.png' flnm2 = 'shape4.png'; % 'shape2.png'; % 'pseudoflower.png' I = imread(flnm1); J = imread(flnm2); if ~islogical(I) if size(I,3) > 1 I = rgb2gray(I); end I = imbinarize(I); end if ~islogical(J) if size(J,3) > 1 J = rgb2gray(J); end J = imbinarize(J); end K = discrete_2D_shapes_intersection(I,J); L = discrete_2D_shapes_union(I,J); M = discrete_2D_shapes_xor(I,J); % L - K % actually figure; subplot(231); imshow(cat(3,I,zeros(size(I)),zeros(size(I)))); title('I','FontSize',14); subplot(232); imshow(cat(3,zeros(size(J)),zeros(size(I)),J)); title('J','FontSize',14); subplot(233); imshow(cat(3,I,zeros(size(I)),J)); title('Superposition of I and J','FontSize',14); subplot(234); imshow(cat(3,K,zeros(size(K)),K)); title('I \cap J','FontSize',14); subplot(235); imshow(L); title('I \cup J','FontSize',14); subplot(236); imshow(cat(3,zeros(size(M)),M,zeros(size(M)))); title('I \oplus J','FontSize',14); sgtitle(cat(2,'Binary operations between ''',flnm1,''' shape and ''',flnm2,''' shape.'));