麻烦大神帮我看看怎么做？

tuoni

1 T# N& s* A$ K" e我需要把三个mesh绘图俺的曲面放在一个坐标系内，并且将三个曲面分别设置为三个不同三个的纯色显示，然后在图中标记出曲面的交点，麻烦大神帮我看看怎么做？贴上源程序。非常感谢！
np=0:100;nd=0:100;ca=5;
[np,nd]=meshgrid(np,nd);
; [- G# ~! T1 m: D) r: A( _  bPp2=1000+1.1.*nd+0.8.*(np-1);
$ g6 p' \7 D! pPd2=1000+np+0.6.*(nd-1);
# I5 C0 C* @! mPp1=(2078.88+120+1106.6/6-(31/30).*np+0.62.*nd)./2;
4 @$ X7 X0 F2 ]: z$ C8 QPd1=(2125.4+200+2991/55-0.775.*nd+(31/55).*np)./2;

1 c; p0 u# T% o$ w7 ?+ gUa1=Pp1.*np-ca.*(np+nd);
/ |9 H' C: x: i0 y7 z5 a1 dUa2=Pd1.*nd-ca.*(np+nd);
Ua3=(Pp2-ca).*np+(Pd2-ca).*nd;
mesh(np,nd,Ua1,'FaceColor',[1,1,0]);
1 F  O2 z# H7 P0 z( I>> hold on;
$ A7 m. ]$ [" r3 D% n) a>> mesh(np,nd,Ua2,'FaceColor',[1,0,0]);
7 c2 k( v3 F, `9 p5 u>> hold on;
>>mesh(np,nd,Ua3,'FaceColor',[0,0,1]);
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$ N. E4 X. b: s! J! `程序修改, mesh绘图, 图中标注交点
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; W, D" b+ O, R8 [我这样出来的图根本看不出哪个是哪个，
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Colbie

( ]* W5 P+ }4 L+ Q- Ch1 = surf(np,nd,Ua1,'FaceColor',[1,1,0],'FaceAlpha',1,'FaceAlpha',0.7,'MeshStyle','default','EdgeColor','k','EdgeAlpha',0.6,...
    'AlignVertexCenters','on','LineStyle','-','LineWidth',0.8); hold on;
h2 = surf(np,nd,Ua2,'FaceColor',[1,0,0],'FaceAlpha',1,'FaceAlpha',0.7,'MeshStyle','default','EdgeColor','k','EdgeAlpha',0.6,...
" L2 y2 Y" t5 q+ o& |$ t! x8 F    'AlignVertexCenters','on','LineStyle','-','LineWidth',0.8); hold on;
# Y2 R2 ~9 R% b" `# |0 G3 J/ a% Dh3 = surf(np,nd,Ua3,'FaceColor',[0,0,1],'FaceAlpha',1,'FaceAlpha',0.7,'MeshStyle','default','EdgeColor','k','EdgeAlpha',0.6,...
* I+ I& I- `2 l0 o& ^    'AlignVertexCenters','on','LineStyle','-','LineWidth',0.8);
: j6 J& b' [5 A8 b" L8 ~) ~6 Mzdiff01 = Ua1 - Ua2;
C01 = contours(np,nd,zdiff01,[0 0]);
xline01 = C01(1,2:end);
; I( O$ ~; ]! {  D( w% _4 oyline01 = C01(2,2:end);
zline01 = interp2(np,nd,Ua1,xline01,yline01);
- r6 j. U8 }! _0 {zdiff02 = Ua1 - Ua3;
C02 = contours(np,nd,zdiff02,[0 0]);
xline02 = C02(1,2:end);
. e: M5 v/ e$ m3 U2 ]  f! }yline02 = C02(2,2:end);
# ^7 x6 c/ x: i: ^& S  ?zline02 = interp2(np,nd,Ua1,xline02,yline02);
zdiff03 = Ua2 - Ua3;
C03 = contours(np,nd,zdiff03,[0 0]);
xline03 = C03(1,2:end);
3 W3 e$ Z( `. g* {7 S: g- Ryline03 = C03(2,2:end);
zline03 = interp2(np,nd,Ua2,xline03,yline03);
l1 = plot3(xline01,yline01,zline01,'g-','LineWidth',3);
' {+ ^% w+ W& z& u  Z* Vl2 = plot3(xline02,yline02,zline02,'c-','LineWidth',3);
l3 = plot3(xline03,yline03,zline03,'k-','LineWidth',3);
( p! S; ?* E+ z) e6 L  Glegend([h1 h2 h3 l1 l2 l3],{'Surface01','Surface02','Surface03','Intersection01','Intersection02','Intersection03'},'Location','SoutheastOutside');

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tuoni

Colbie 发表于 2020-6-19 17:43
h1 = surf(np,nd,Ua1,'FaceColor',[1,1,0],'FaceAlpha',1,'FaceAlpha',0.7,'MeshStyle','default','E ...

7 u+ u2 V/ `* h- E* _" _非常感谢大神。
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