40 lines
1.2 KiB
Matlab
40 lines
1.2 KiB
Matlab
function plotTour(positions, route)
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% 绘制遍历路径的示意图
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% 输入：positions - 包含城市坐标的矩阵
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% route - 遍历路径
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% 创建新图形窗口
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figure;
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% 绘制所有城市点
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plot(positions(:, 2), positions(:, 3), 'o', 'MarkerSize', 8, 'MarkerFaceColor', 'blue');
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hold on;
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% 绘制路径连线
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for i = 1:length(route)-1
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current = route(i);
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next = route(i+1);
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% 绘制从当前城市到下一个城市的线
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line([positions(current, 2), positions(next, 2)], ...
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[positions(current, 3), positions(next, 3)], ...
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'Color', 'red', 'LineWidth', 1.5);
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end
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% 标记起点和终点（相同城市）
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plot(positions(route(1), 2), positions(route(1), 3), 'gs', 'MarkerSize', 12, 'MarkerFaceColor', 'green');
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% 添加城市标签
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for i = 1:size(positions, 1)
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text(positions(i, 2), positions(i, 3), num2str(i), ...
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'HorizontalAlignment', 'left', 'VerticalAlignment', 'bottom');
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end
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% 添加图例和标题
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xlabel('X坐标');
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ylabel('Y坐标');
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title('城市遍历路径');
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grid on;
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legend('城市', '路径', '起点/终点');
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hold off;
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end |