如果我有七个地点和五个用户,怎么用MATLAB绘制一个动态有向轨迹图,每个用户每个时间点所到达的地点已知,用不同的颜色表示每个用户的路线
时间: 2023-12-14 12:37:28 浏览: 25
可以使用MATLAB的plot函数和for循环来实现绘制动态有向轨迹图。具体步骤如下:
1. 定义地点和用户数,以及每个用户的初始位置和到达地点序列。
```
num_locations = 7;
num_users = 5;
locations = rand(num_locations, 2); % 随机生成地点坐标
users = cell(num_users, 1);
for i = 1:num_users
users{i} = struct('color', rand(1, 3), ...
'position', rand(1, 2), ...
'destinations', randi(num_locations, 1, 5));
end
```
2. 绘制地点和用户初始位置。
```
figure;
hold on;
scatter(locations(:, 1), locations(:, 2), 100, 'filled', 'b');
for i = 1:num_users
scatter(users{i}.position(1), users{i}.position(2), 100, 'filled', users{i}.color);
end
```
3. 循环遍历每个用户的到达地点序列,绘制用户的轨迹。
```
for i = 1:num_users
for j = 1:length(users{i}.destinations)
dest = users{i}.destinations(j);
plot([users{i}.position(1), locations(dest, 1)], [users{i}.position(2), locations(dest, 2)], ...
'Color', users{i}.color, 'LineWidth', 2);
users{i}.position = locations(dest, :);
pause(0.5); % 控制绘制速度
end
end
```
完整代码如下:
```
num_locations = 7;
num_users = 5;
locations = rand(num_locations, 2); % 随机生成地点坐标
users = cell(num_users, 1);
for i = 1:num_users
users{i} = struct('color', rand(1, 3), ...
'position', rand(1, 2), ...
'destinations', randi(num_locations, 1, 5));
end
figure;
hold on;
scatter(locations(:, 1), locations(:, 2), 100, 'filled', 'b');
for i = 1:num_users
scatter(users{i}.position(1), users{i}.position(2), 100, 'filled', users{i}.color);
end
for i = 1:num_users
for j = 1:length(users{i}.destinations)
dest = users{i}.destinations(j);
plot([users{i}.position(1), locations(dest, 1)], [users{i}.position(2), locations(dest, 2)], ...
'Color', users{i}.color, 'LineWidth', 2);
users{i}.position = locations(dest, :);
pause(0.5); % 控制绘制速度
end
end
```
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