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Curve 5

Curve

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jarvisparker3000
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4 views1 page

Curve 5

Curve

Uploaded by

jarvisparker3000
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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1 #include<iostream>

2 #include<graphics.h>
3 using namespace std;
4 void move(int, int, int &,int &);
5 void hilbert(int,int,int,int,int,int,int &,int &);
6 void move(int j,int h,int &x,int &y)
7 {
8 if(j==1)
9 y-=h;
10 else if(j==2)
11 x+=h;
12 else if(j==3)
13 y+=h;
14 else if(j==4)
15 x-=h;
16 lineto(x,y);
17 }
18 void hilbert(int r,int d,int l,int u,int i,int h,int &x,int &y)
19 {
20 if(i>0)
21 {
22 i--;
23 hilbert(d,r,u,l,i,h,x,y);
24 move(r,h,x,y);hilbert(r,d,l,u,i,h,x,y);
25 move(d,h,x,y);
26 hilbert(r,d,l,u,i,h,x,y);
27 move(l,h,x,y);
28 hilbert(u,l,d,r,i,h,x,y);
29 }
30 }
31 int main()
32 {
33 int gd=DETECT,gm;
34 char ch;
35 initgraph(&gd,&gm,NULL);
36 do
37 {
38 int n,x1,y1;
39 int x0=150,y0=100,x,y,h=10,r=2,d=3,l=4,u=1;
40 cout<<"\n Enter the order of the curve: ";
41 cin>>n;
42 x=x0;
43 y=y0;
44 moveto(x,y);
45 hilbert(r,d,l,u,n,h,x,y);
46 cout<<"Do you want to continue(y/n)";
47 cin>>ch;
48 }while(ch=='y');
49 getch();
50 }
51

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