麻烦大神帮我看看怎么做？

tuoni

3 r( p0 x' h% A8 l. u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！
/ w7 g' j6 T9 onp=0:100;nd=0:100;ca=5;
, l: D/ U" \* B4 M& n# H3 }/ u[np,nd]=meshgrid(np,nd);
Pp2=1000+1.1.*nd+0.8.*(np-1);
Pd2=1000+np+0.6.*(nd-1);
; C4 }' T* x7 N/ Z! lPp1=(2078.88+120+1106.6/6-(31/30).*np+0.62.*nd)./2;
6 G6 \" {/ P' B$ M" I3 EPd1=(2125.4+200+2991/55-0.775.*nd+(31/55).*np)./2;

Ua1=Pp1.*np-ca.*(np+nd);
Ua2=Pd1.*nd-ca.*(np+nd);
Ua3=(Pp2-ca).*np+(Pd2-ca).*nd;
mesh(np,nd,Ua1,'FaceColor',[1,1,0]);
$ c9 R* p1 E* L>> hold on;
+ O% D/ H5 k* Z. u5 P* x" j$ O>> mesh(np,nd,Ua2,'FaceColor',[1,0,0]);
>> hold on;
>>mesh(np,nd,Ua3,'FaceColor',[0,0,1]);

+ i2 _2 u4 ~* `2 i程序修改, mesh绘图, 图中标注交点

6 L& s% W5 g* a% V; F. }5 F
! ?# c  S" F% W我这样出来的图根本看不出哪个是哪个，

Colbie

- z3 g. W( D( mh1 = 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;
, S8 g( [# ^6 m4 v  y- Sh2 = surf(np,nd,Ua2,'FaceColor',[1,0,0],'FaceAlpha',1,'FaceAlpha',0.7,'MeshStyle','default','EdgeColor','k','EdgeAlpha',0.6,...
1 \5 F4 w" j8 x8 A    'AlignVertexCenters','on','LineStyle','-','LineWidth',0.8); hold on;
h3 = surf(np,nd,Ua3,'FaceColor',[0,0,1],'FaceAlpha',1,'FaceAlpha',0.7,'MeshStyle','default','EdgeColor','k','EdgeAlpha',0.6,...
    'AlignVertexCenters','on','LineStyle','-','LineWidth',0.8);
8 V4 I9 I" f6 {- pzdiff01 = Ua1 - Ua2;
C01 = contours(np,nd,zdiff01,[0 0]);
. E7 U* ?( n- ^. c2 x+ k5 E0 Z* H& ]1 Uxline01 = C01(1,2:end);
yline01 = C01(2,2:end);
zline01 = interp2(np,nd,Ua1,xline01,yline01);
zdiff02 = Ua1 - Ua3;
/ N2 {1 y2 f( {" t/ R; j4 @C02 = contours(np,nd,zdiff02,[0 0]);
# U, ^% Z$ j. c- J, l. g/ Ixline02 = C02(1,2:end);
yline02 = C02(2,2:end);
; e7 b! P9 p9 L* ^( y/ R7 n0 hzline02 = interp2(np,nd,Ua1,xline02,yline02);
zdiff03 = Ua2 - Ua3;
* r9 R8 B" o6 A1 r( e' ?, CC03 = contours(np,nd,zdiff03,[0 0]);
! f2 t4 F1 i, [4 Vxline03 = C03(1,2:end);
yline03 = C03(2,2:end);
zline03 = interp2(np,nd,Ua2,xline03,yline03);
2 N% `% j0 S/ J. h5 S6 xl1 = plot3(xline01,yline01,zline01,'g-','LineWidth',3);
6 w- j' W$ a' I0 q4 e0 Q6 ?8 el2 = plot3(xline02,yline02,zline02,'c-','LineWidth',3);
l3 = plot3(xline03,yline03,zline03,'k-','LineWidth',3);
legend([h1 h2 h3 l1 l2 l3],{'Surface01','Surface02','Surface03','Intersection01','Intersection02','Intersection03'},'Location','SoutheastOutside');

% `$ q$ C* {" G+ b0 ~& Q8 e

tuoni

Colbie 发表于 2020-6-19 17:43
  E2 i+ X  p* F7 j- G7 v7 Qh1 = surf(np,nd,Ua1,'FaceColor',[1,1,0],'FaceAlpha',1,'FaceAlpha',0.7,'MeshStyle','default','E ...

0 C2 X% x0 |+ T非常感谢大神。