请对下面的代码做出相同形式的修改:k = 2; omega = 2*pi; x1 = (0:0.3:30); z1 = (30:-0.3:0); x2 = (30:0.3:60); z2 = (0:0.3:30); Hi = zeros(size(x1)); Hr = zeros(size(x1)); l = zeros(size(x1)); t = 0; for i = 1:300 if i <= 101 Hi(1:i) = cos(20*pi*t - 0.35*(x1(1:i)-z1(i:i))); quiver3(x1, l, z1, Hi, l, l); end if i > 101 Hi = cos(20*pi*t - 0.35*(x1-z1)); if i <= 202 Hr(1:i-101) = -cos(20*pi*t - 0.35*(x2(1:i-101)+z2(1:i-101))); end if i > 202 Hr = -cos(20*pi*t - 0.35*(x2+z2)); end quiver3(x1, l, z1, Hi, l, l); hold on; quiver3(x2, l, z2, Hr, l, l); end axis([0, 60, -10, 10, 0, 30]); mov(i) = getframe(gcf); pause(0.01); t = t + 0.001; hold off; end movie2avi(mov, '垂直极化波斜入射到导体表面.avi');
时间: 2024-01-01 09:05:04 浏览: 27
好的,对于这段代码,我们可以使用和上面相同的方法将输出格式改为 gif。修改后的代码如下:
```
k = 2;
omega = 2*pi;
x1 = (0:0.3:30);
z1 = (30:-0.3:0);
x2 = (30:0.3:60);
z2 = (0:0.3:30);
Hi = zeros(size(x1));
Hr = zeros(size(x1));
l = zeros(size(x1));
t = 0;
for i = 1:300
if i <= 101
Hi(1:i) = cos(20*pi*t - 0.35*(x1(1:i)-z1(i:i)));
quiver3(x1, l, z1, Hi, l, l);
end
if i > 101
Hi = cos(20*pi*t - 0.35*(x1-z1));
if i <= 202
Hr(1:i-101) = -cos(20*pi*t - 0.35*(x2(1:i-101)+z2(1:i-101)));
end
if i > 202
Hr = -cos(20*pi*t - 0.35*(x2+z2));
end
quiver3(x1, l, z1, Hi, l, l);
hold on;
quiver3(x2, l, z2, Hr, l, l);
end
axis([0, 60, -10, 10, 0, 30]);
mov(i) = getframe(gcf);
pause(0.01);
t = t + 0.001;
hold off;
end
filename = '垂直极化波斜入射到导体表面.gif';
for i = 1:length(mov)
[imind, cm] = rgb2ind(mov(i).cdata, 256);
if i == 1
imwrite(imind, cm, filename, 'gif', 'Loopcount', inf);
else
imwrite(imind, cm, filename, 'gif', 'WriteMode', 'append');
end
end
```
与上面的代码相比,我们只需要将最后一行的 `movie2avi` 函数改成使用 `imwrite` 函数保存 gif 即可。