[原创]雪花专辑本帖地址：.docx

原创雪花专辑本帖地址：楼主程序下载/upfile/200706241223541.rar专辑地址/*01递归生成雪花*/#include #include #include #define PI 3.141592653int main()int gd=DETECT,gm;float x0=320,y0=240,r=100;void drawsnow(int x,int y,int r,float b);registerbgidriver(EGAVGA_driver);initgraph(&gd,&gm,);drawsnow(x0,y0,r,PI/6);getch();closegraph();return 1;void drawsnow(int x,int y,int r,float b)int i;float add,x1,y1,x2,y2;if (r2) return ;for(add=PI/6;add6.27;add+=PI/3)x1=x+r*2.0/3.0*cos(add+b);y1=y+r*2.0/3.0*sin(add+b);line(x,y,x1,y1);drawsnow(x1,y1,r/3.0,add+b);最后修改于2007-6-25 16:47:00我的网站：编程跬步虎成驿路0我要推荐作者：hucheng专家分：890会员信息发短消息所属博客发表时间：2007-6-24 11:59:00回复引用1楼/*雪花02*/#include #include #include #define PI 3.141592653#define R 50void main()int gd=DETECT,gm;float b,x0,y0,x1,y1,x2,y2;registerbgidriver(EGAVGA_driver);initgraph(&gd,&gm,);for(b=PI/6;b6.27;b+=PI/3)line(320,240,320+R*cos(b),240+R*sin(b);x0=320+R/4.0*cos(b);y0=240+R/4.0*sin(b);x1=x0+R/8.0*cos(b-PI/3);y1=y0+R/8.0*sin(b-PI/3);line(x0,y0,x1,y1);x1=x0+R/8.0*cos(b+PI/3);y1=y0+R/8.0*sin(b+PI/3);line(x0,y0,x1,y1);x0=320+R*0.5*cos(b);y0=240+R*0.5*sin(b);x1=x0+R/3.0*cos(b-PI/3);y1=y0+R/3.0*sin(b-PI/3);x2=x0+R/8.0*cos(b-4*PI/3);y2=y0+R/8.0*sin(b-4*PI/3);line(x1,y1,x2,y2);x1=x0+R/3.0*cos(b+PI/3);y1=y0+R/3.0*sin(b+PI/3);x2=x0+R/8.0*cos(b+4*PI/3);y2=y0+R/8.0*sin(b+4*PI/3);line(x1,y1,x2,y2);x0=320+R*5.0/6.0*cos(b);y0=240+R*5.0/6.0*sin(b);x1=x0+R/5.0*cos(b-PI/3);y1=y0+R/5.0*sin(b-PI/3);line(x0,y0,x1,y1);x1=x0+R/5.0*cos(b+PI/3);y1=y0+R/5.0*sin(b+PI/3);line(x0,y0,x1,y1);getch();closegraph();最后修改于2007-6-24 12:15:00作者：hucheng专家分：890会员信息发短消息所属博客发表时间：2007-6-24 12:00:00回复引用2楼/*雪花03*/#include #include #include #include #define R 50#define PI 3.1415926int main()int gd=DETECT,gm;float x0,y0,x1,y1,b,f;registerbgidriver(EGAVGA_driver);initgraph(&gd,&gm,);for(b=0;b6.27;b+=PI/3)x0=320+2*R*cos(b);y0=240+2*R*sin(b);line(320,240,x0,y0);x0=320+R*cos(b+PI/6);y0=240+R*sin(b+PI/6);x1=320+R*1.0/1.73*cos(b);y1=240+R*1.0/1.73*sin(b);line(x0,y0,x1,y1);x1=320+R*1.0/1.73*cos(b+PI/3);y1=240+R*1.0/1.73*sin(b+PI/3);line(x0,y0,x1,y1);for(f=0;f3;f+)x0=320+(1+f/4.0)*R*cos(b);y0=240+(1+f/4.0)*R*sin(b);x1=x0+R/4.0*cos(b-PI/6);y1=y0+R/4.0*sin(b-PI/6);line(x0,y0,x1,y1);x1=x0+R/4.0*cos(b+PI/6);y1=y0+R/4.0*sin(b+PI/6);line(x0,y0,x1,y1);getch();closegraph();作者：hucheng专家分：890会员信息发短消息所属博客发表时间：2007-6-24 12:01:00回复引用3楼/*雪花04*/#include #include #include #define PI 3.141592653#define R 50int main()int gd=DETECT,gm;float i,b,x0,y0,x1,y1,r=0,0.125,0,3.0/7.0,2.5/7.0,2.0/7.0,1.0/7.0;registerbgidriver(EGAVGA_driver);initgraph(&gd,&gm,);circle(320,240,2);for(b=PI/6;b6.27;b+=PI/3)line(320,240,320+R*cos(b),240+R*sin(b);for(i=1;i7;i+)x0=320+R*i/7.0*cos(b);y0=240+R*i/7.0*sin(b);x1=x0+R*ri*cos(b-PI/3);y1=y0+R*ri*sin(b-PI/3);line(x0,y0,x1,y1);x1=x0+R*ri*cos(b+PI/3);y1=y0+R*ri*sin(b+PI/3);line(x0,y0,x1,y1);getch();closegraph();作者：hucheng专家分：890会员信息发短消息所属博客发表时间：2007-6-24 12:02:00回复引用4楼/*雪花05*/#include #include #include #define PI 3.141592653#define R 50int main()int gd=DETECT,gm;float i,b,x0,y0,x1,y1,r=0,.10,0,.3,.25,.20,.10;registerbgidriver(EGAVGA_driver);initgraph(&gd,&gm,);circle(320,240,2);for(b=PI/6;b6.27;b+=PI/3)line(320,240,320+R*cos(b),240+R*sin(b);for(i=1;i7;i+)x0=320+R*i/7.0*cos(b);y0=240+R*i/7.0*sin(b);x1=x0+R*ri*cos(b-PI/4);y1=y0+R*ri*sin(b-PI/4);line(x0,y0,x1,y1);x1=x0+R*ri*cos(b+PI/4);y1=y0+R*ri*sin(b+PI/4);line(x0,y0,x1,y1);getch();closegraph();return 1;作者：hucheng专家分：890会员信息发短消息所属博客发表时间：2007-6-24 12:03:00回复引用5楼/*雪花06*/#include #include #include #define PI 3.141592653#define R 50int main()int gd=DETECT,gm;float b,x0,y0,x1,y1,x2,y2;registerbgidriver(EGAVGA_driver);initgraph(&gd,&gm,);for(b=PI/6;b6.27;b+=PI/3)line(320,240,320+R*cos(b),240+R*sin(b);x0=320+R/4.0*cos(b);y0=240+R/4.0*sin(b);x1=x0+R/8.0*cos(b-PI/3);y1=y0+R/8.0*sin(b-PI/3);line(x0,y0,x1,y1);x1=x0+R/8.0*cos(b+PI/3);y1=y0+R/8.0*sin(b+PI/3);line(x0,y0,x1,y1);x0=320+R*3.0/8.0*cos(b);y0=240+R*3.0/8.0*sin(b);x1=x0+R/3.0*cos(b-PI/3);y1=y0+R/3.0*sin(b-PI/3);x2=x0+R/8.0*cos(b-2*PI/3);y2=y0+R/8.0*sin(b-2*PI/3);line(x1,y1,x2,y2);x1=x0+R/3.0*cos(b+PI/3);y1=y0+R/3.0*sin(b+PI/3);x2=x0+R/8.0*cos(b+2*PI/3);y2=y0+R/8.0*sin(b+2*PI/3);line(x1,y1,x2,y2);x0=320+R*5.0/6.0*cos(b);y0=240+R*5.0/6.0*sin(b);x1=x0+R/5.0*cos(b-PI/3);y1=y0+R/5.0*sin(b-PI/3);line(x0,y0,x1,y1);x1=x0+R/5.0*cos(b+PI/3);y1=y0+R/5.0*sin(b+PI/3);line(x0,y0,x1,y1);getch();closegraph();return 1;作者：hucheng专家分：890会员信息发短消息所属博客发表时间：2007-6-24 12:04:00回复引用6楼/*雪花07*/#include #include #include #include #define PI 3.1415926#define r 50int main()int gd=DETECT,gm,i;float x,y,b;registerbgidriver(EGAVGA_driver);initgraph(&gd,&gm,);for(b=1e-2;b2*PI;b+=PI/3)line(320,240,320+r*cos(b),240+r*sin(b);x=320+r/3.0*cos(b+PI/6);y=240+r/3*sin(b+PI/6);circle(x,y,2);circle(x,y,1);x=320+r/2.0*cos(b);y=240+r/2.0*sin(b);line(x,y,x+r/3*cos(b+PI/6),y+r/3*sin(b+PI/6);line(x,y,x+r/3*cos(b-PI/6),y+r/3*sin(b-PI/6);getch();closegraph();return 1;作者：hucheng专家分：890会员信息发短消息所属博客发表时间：2007-6-24 12:05:00回复引用7楼/*雪花07-KOCH雪花*/#include #include #include #define R 50typedef struct float x,y;dotxy;typedef struct lnodedotxy loc,centre;struct lnode *next; lnode,*lnlink;int main()lnlink p,q,pr,s,newnode;int i,gd=DETECT,gm,x,y;float r,amount ,num;registerbgidriver(EGAVGA_driver);initgraph(&gd,&gm,);p=(lnlink)malloc(sizeof(lnode)*3);if (p=NULL) exit(0);p0.loc.x=320+R/2*1.73;p0.loc.y=240-R/2;p1.loc.x=320-R/2*1.73;p1.loc.y=240-R/2;p2.loc.x=320;p2.loc.y=240+R;p0.centre.x=p1.centre.x=p2.centre.x=320;p0.centre.y=p1.centre.y=p2.centre.y=240;p0.next=p+1;p1.next=p+2;p2.next=p;q=p,r=R,amount=3;while(r1)num=0;for(i=0;inext;newnode=(lnlink)malloc(sizeof(lnode);if (newnode=NULL) exit(0);s=newnode;newnode-next=q-next;q-next=s;s-loc.x=(2.0*q-loc.x+pr-loc.x)/3.0;s-loc.y=(2.0*q-loc.y+pr-loc.y)/3.0;newnode=(lnlink)malloc(sizeof(lnode);if (newnode=NULL) exit(0);newnode-next=s-next;s-next=newnode;newnode-loc.x=q-loc.x+ pr-loc.x - q-centre.x;newnode-loc.y=q-loc.y+ pr-loc.y - q-centre.y;newnode-centre.x=(q-centre.x+2*newnode-loc.x)/3;newnode-centre.y=(q-centre.y+2*newnode-loc.y)/3;s-centre.x=newnode-centre.x;s-centre.y=newnode-centre.y;s=newnode;newnode=(lnlink)malloc(sizeof(lnode);if (newnode=NULL) exit(0);newnode-next=s-next;s=s-next=newnode;s-loc.x=(q-loc.x+2*pr-loc.x)/3;s-loc.y=(q-loc.y+2*pr-loc.y)/3;s-centre.x=(q-centre.x+2*pr-loc.x)/3;s-centre.y=(q-centre.y+2*pr-loc.y)/3;q-centre.x=(q-centre.x+2*q-loc.x)/3;q-centre.y=(q-centre.y+2*q-loc.y)/3;q=pr;num+=3;r/=3.0;amount+=num;for(i=0,q=p;inext)line(q-loc.x,q-loc.y,q-next-loc.x,q-next-loc.y);for(i=0,q=p;inext;free(s);getch();closegraph();return 1;最后修改于2007-6-24 12:11:00作者：online916专家分：110会员信息发短消息所属博客发表时间：2007-6-24 12:06:00回复引用8楼如遇到这样的错误：fatal error C1083: Cannot open include file: graphics.h: No such file or directory请问怎解决？作者：hucheng专家分：890会员信息发短消息所属博客发表时间：2007-6-24 12:06:00回复引用9楼#include /*KOCH雪花2*/#include #include #include #define R 50#define PI 3.1416926typedef struct float x,y;dotxy;typedef struct lnodedotxy loc,centre;struct lnode *next; lnode,*lnlink;int main()lnlink p,q,pr,s,newnode;int i,gd=DETECT,gm;float r,amount ,num,x0,y0,x1,y1,b;registerbgidriver(EGAVGA_driver);initgraph(&gd,&gm,);p=(lnlink)malloc(sizeof(lnode)*3);if (p=NULL) exit(0);p0.loc.x=320+R/2*1.73;p0.loc.y=240-R/2;p1.loc.x=320-R/2*1.73;p1.loc.y=240-R/2;p2.loc.x=320;p2.loc.y=240+R;p0.centre.x=p1.centre.x=p2.centre.x=320;p0.centre.y=p1.centre.y=p2.centre.y=240;p0.next=p+1;p1.next=p+2;p2.next=p;q=p,r=R,amount=3;while(r1)num=0;for(i=0;inext;newnode=(lnlink)malloc(sizeof(lnode);if (newnode=NULL) exit(0);s=newnode;newnode-next=q-next;q-next=s;s-loc.x=(2.0*q-loc.x+pr-loc.x)/3.0;s-loc.y=(2.0*q-loc.y+pr-loc.y)/3.0;newnode=(lnlink)malloc(sizeof(lnode);if (newnode=NULL) exit(0);newnode-next=s-next;s-next=newnode;newnode-loc.x=q-loc.x+ pr-loc.x - q-centre.x;newnode-loc.y=q-loc.y+ pr-loc.y - q-centre.y;newnode-centre.x=(q-centre.x+2*newnode-loc.x)/3;newnode-centre.y=(q-centre.y+2*newnode-loc.y)/3;s-centre.x=newnode-centre.x;s-centre.y=newnode-centre.y;s=newnode;newnode=(lnlink)malloc(sizeof(lnode);if (newnode=NULL) exit(0);newnode-next=s-next;s=s-next=newnode;s-loc.x=(q-loc.x+2*pr-loc.x)/3;s-loc.y=(q-loc.y+2*pr-loc.y)/3;s-centre.x=(q-centre.x+2*pr-loc.x)/3;s-centre.y=(q-centre.y+2*pr-loc.y)/3;q-centre.x=(q-centre.x+2*q-loc.x)/3;q-centre.y=(q-centre.y+2*q-loc.y)/3;q=pr;num+=3;r/=3.0;amount+=num;for(i=0,q=p;inext)line(q-loc.x,q-loc.y,q-next-loc.x,q-next-loc.y);s=p,q=p-next;while(q!=p)free(s);s=q;q=q-next;for(b=0;b6.27;b+=PI/3)x1=320+R*2*cos(b);y1=240+R*2*sin(b);line(320,240,x1,y1);for(i=0;i3;i+)x0=320+(1+i/3.0)*R*cos(b);y0=240+(1+i/3.0)*R*sin(b);x1=x0+R/5*cos(b+PI/6);y1=y0+R/5*sin(b+PI/6);line(x0,y0,x1,y1);x1=x0+R/5*cos(b-PI/6);y1=y0+R/5*sin(b-PI/6);line(x0,y0,x1,y1);getch();closegraph();return 1;最后修改于2007-6-24 12:09:00作者：hucheng专家分：890会员信息发短消息所属博客发表时间：2007-6-24 12:07:00回复引用10楼/*KOCH雪花3*/#include #include #include #include #define R 50#define PI 3.1416926typedef struct float x,y;dotxy;typedef struct lnodedotxy loc,centre;struct lnode *next; lnode,*lnlink;int main()lnlink p,q,pr,s,newnode;int i,gd=DETECT,gm;float r,amount ,num,x0,y0,x1,y1,b;registerbgidriver(EGAVGA_driver);initgraph(&gd,&gm,);p=(lnlink)malloc(sizeof(lnode)*3);if (p=NULL) exit(0);p0.loc.x=320+R/2*1.73;p0.loc.y=240-R/2;p1.loc.x=320-R/2*1.73;p1.loc.y=240-R/2;p2.loc.x=320;p2.loc.y=240+R;p0.centre.x=p1.centre.x=p2.centre.x=320;p0.centre.y=p1.centre.y=p2.centre.y=240;p0.next=p+1;p1.next=p+2;p2.next=p;q=p,r=R,amount=3;while(r1)num=0;for(i=0;inext;newnode=(lnlink)malloc(sizeof(lnode);if (newnode=NULL) exit(0);s=newnode;newnode-next=q-next;q-next=s;s-loc.x=(2.0*q-loc.x+pr-loc.x)/3.0;s-loc.y=(2.0*q-loc.y+pr-loc.y)/3.0;newnode=(lnlink)malloc(sizeof(lnode);if (newnode=NULL) exit(0);newnode-next=s-next;s-next=newnode;newnode-loc.x=q-loc.x+ pr-loc.x - q-centre.x;newnode-loc.y=q-loc.y+ pr-loc.y - q-centre.y;newnode-centre.x=(q-centre.x+2*newnode-loc.x)/3;newnode-centre.y=(q-centre.y+2*newnode-loc.y)/3;s-centre.x=newnode-centre.x;s-centre.y=newnode-centre.y;s=newnode;newnode=(lnlink)malloc(sizeof(lnode);if (newnode=NULL) exit(0);newnode-next=s-next;s=s-next=newnode;s-loc.x=(q-loc.x+2*pr-loc.x)/3;s-loc.y=(q-loc.y+2*pr-loc.y)/3;s-centre.x=(q-centre.x+2*pr-loc.x)/3;s-centre.y=(q-centre.y+2*pr-loc.y)/3;q-centre.x=(q-c