example_isosurface.m

基础程序

% example_isosurface.m
% 绘制等值面示例
% 生成绘制图形数据
[x,y,z,v]=flow(13);
% 通过isosurface函数寻找等值面
fv=isosurface(x,y,z,v,-2);
% figure1：patch, v=3;
subplot(1,2,1);
p=patch(fv);
set(p,'facecolor',[.5 .5 .5],'edgecolor','black');
view(-30,30);
axis equal tight;
grid on;
title('figure1: shrinkfaces surface, v=2');
% figure2：patch, v=3;
subplot(1,2,2);
p=patch(shrinkfaces(fv,.3));
set(p,'facecolor',[.5 .5 .5],'edgecolor','black');
view(-30,30);
axis equal tight;
grid on;
title('figure2: shrinkface surface, v=2');