麻烦大神帮我看看怎么做？

tuoni

0 T8 x. f  Y6 Q/ O7 s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！
2 F6 ?! m( x0 a% N; M$ Znp=0:100;nd=0:100;ca=5;
) k5 h  X3 U- \) @: g6 v6 r[np,nd]=meshgrid(np,nd);
6 G" ^# z& _6 o: cPp2=1000+1.1.*nd+0.8.*(np-1);
3 @5 L7 \6 F& pPd2=1000+np+0.6.*(nd-1);
9 Z" f* r1 y8 W: }& e) t& OPp1=(2078.88+120+1106.6/6-(31/30).*np+0.62.*nd)./2;
Pd1=(2125.4+200+2991/55-0.775.*nd+(31/55).*np)./2;
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* S4 ]! s( T9 |, K; i- Z% O% R; ?Ua1=Pp1.*np-ca.*(np+nd);
  A* w: T- a; A9 P7 TUa2=Pd1.*nd-ca.*(np+nd);
Ua3=(Pp2-ca).*np+(Pd2-ca).*nd;
  c! F( \7 T8 S5 T- G. u# Kmesh(np,nd,Ua1,'FaceColor',[1,1,0]);
>> hold on;
>> mesh(np,nd,Ua2,'FaceColor',[1,0,0]);
>> hold on;
>>mesh(np,nd,Ua3,'FaceColor',[0,0,1]);
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程序修改, mesh绘图, 图中标注交点
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# B6 n% q8 A* l' h我这样出来的图根本看不出哪个是哪个，

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Colbie

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h1 = 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,...
* A1 J6 j$ T2 @& U    'AlignVertexCenters','on','LineStyle','-','LineWidth',0.8); hold on;
3 L. n2 x! r7 p( u3 P9 Fh3 = surf(np,nd,Ua3,'FaceColor',[0,0,1],'FaceAlpha',1,'FaceAlpha',0.7,'MeshStyle','default','EdgeColor','k','EdgeAlpha',0.6,...
- s9 u! m9 e) J2 Y    'AlignVertexCenters','on','LineStyle','-','LineWidth',0.8);
* b1 R3 \" Q3 f" r- Zzdiff01 = Ua1 - Ua2;
C01 = contours(np,nd,zdiff01,[0 0]);
0 t' R: |3 P$ ?/ `" m6 |3 i3 _xline01 = C01(1,2:end);
yline01 = C01(2,2:end);
zline01 = interp2(np,nd,Ua1,xline01,yline01);
; s/ K1 ]6 x3 }. u: {zdiff02 = Ua1 - Ua3;
# E* l" N3 \6 w+ q- }) S7 r. L' lC02 = contours(np,nd,zdiff02,[0 0]);
xline02 = C02(1,2:end);
yline02 = C02(2,2:end);
8 f7 ?7 y' w) g/ a" hzline02 = interp2(np,nd,Ua1,xline02,yline02);
- f# l+ C7 F: `8 t& {/ \  ezdiff03 = Ua2 - Ua3;
C03 = contours(np,nd,zdiff03,[0 0]);
xline03 = C03(1,2:end);
" A! u2 N  J) G" W" O! r. z. Z7 Zyline03 = C03(2,2:end);
zline03 = interp2(np,nd,Ua2,xline03,yline03);
- @( b+ C& J" k8 Fl1 = plot3(xline01,yline01,zline01,'g-','LineWidth',3);
( v0 ?" ]& r, pl2 = plot3(xline02,yline02,zline02,'c-','LineWidth',3);
l3 = plot3(xline03,yline03,zline03,'k-','LineWidth',3);
' s( T3 R4 ?2 O) u/ Tlegend([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
" {( H7 U  }2 t$ v9 fh1 = surf(np,nd,Ua1,'FaceColor',[1,1,0],'FaceAlpha',1,'FaceAlpha',0.7,'MeshStyle','default','E ...

非常感谢大神。
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