matlab画动态心形曲线图

利用数学上的格式f(x)=x^2^/^3+e/3*(π-x^2)^1^/^2*sin(a*π*x)可以为你展现非常完美的图像。

% matlab动态心形曲线（保存GIF格式）
clc;clear all;
a=10;
x=-2:0.01:2;

figure(1);
set(gcf,'position',[0,0,800,600],'color','w');
for i=1:100
    str_title = strcat('\color{red}a=',num2str(a));
    y = abs(x).^(2/3)+(0.9*sqrt((3.3-x.^2))).*sin(a*pi*x);
    a=i/10;
    figure(i);
    
    set(gcf,'position',[0,0,800,600],'color','w');
    p1 = plot(x,y,'r','LineWidth',3);
    hold on;
    title('\color{red}f(x)=x^2^/^3+e/3*(π-x^2)^1^/^2*sin(a*π*x)','fontsize',15);
    text(-0.2,2.3,str_title,'FontName','Times New Roman','FontSize',20);
    xlim([-2 2]);
    ylim([-1.5 2.5]);
    frame = getframe(gcf);
    im = frame2im(frame);
    [I,map] = rgb2ind(im,256);
    if i==1
        imwrite(I,map,'心形图.gif','gif','Loopcount',Inf,'DelayTime',0.05);
    else
        imwrite(I,map,'心形图.gif','gif','WriteMode','append','DelayTime',0.05);
    end
    close(figure(i));
end

成果图：

这是其中的一张（a=4.6）
在这里插入图片描述

怎么样是不是很震撼，喜欢的话感觉点赞收藏起来吧

matlab画动态心形曲线图（基础版）

clc;clear all;
t=0:0.1:2*pi;
x=16*sin(t).^3;
y=13*cos(t)-5*cos(2*t)-2*cos(3*t)-cos(4*t);
figure;
h = plot(x(1),y(1),'r');
axis([-20,20,-20,20]);
axis off
[A,map] = rgb2ind(frame2im(getframe),256);
imwrite(A,map,'love.gif','LoopCount',inf,'DelayTime',0.1);
for i = 2:length(t)
    h.XData(i) = x(i);
    h.YData(i) = y(i);
    drawnow
    title('\color{red}I LOVE YOU','fontsize',15);
    %在本地保存的图片也能显示出来，保存地址默认
    [A,map] = rgb2ind(frame2im(getframe),256);
    imwrite(A,map,'love.gif','WriteMode','append','DelayTime',0.1);  
end

在这里插入图片描述

matlab画3D心形图

f=@(x,y,z)(x.^2+ (9./4).*y.^2 + z.^2 - 1).^3 - x.^2.*z.^3 - (9./80).*y.^2.*z.^3;
[x,y,z]=meshgrid(linspace(-3,3));
val=f(x,y,z);
[p,v]=isosurface(x,y,z,val,0);
patch('faces',p,'vertices',v,'facevertexcdata',jet(size(v,1)),'facecolor','w','edgecolor','flat');
view(3);grid on;axis equal;

在这里插入图片描述

f=@(x,y,z)(x.^2+ (9./4).*y.^2 + z.^2 - 1).^3 - x.^2.*z.^3 - (9./80).*y.^2.*z.^3;
[x,y,z]=meshgrid(linspace(-1.5,1.5));
val=f(x,y,z);
isosurface(x,y,z,val,0); 
axis equal;view(3);colormap([1 0.2 0.2])