#VRML V2.0 utf8
WorldInfo {
	info "2000/9/21 by GoGoGo,
	http://www1.plala.or.jp/Studio_GoGoGo/"
	title "Smooth Circle"
}
NavigationInfo {type "EXAMINE"}
Viewpoint {}
#łnŠpŒ`
Shape {
	appearance Appearance {
		material Material {diffuseColor 1 1 1}
	}
	geometry DEF IFS IndexedFaceSet {
		coord DEF CO Coordinate {}
		solid FALSE
	}
}
#Šp”Ý’č
DEF SC Script {
	eventOut MFVec3f point
	eventOut MFInt32 coordIndex
	field SFInt32 n 256    #Šp”
	field SFFloat radius 2 #ŠOÚ‰~‚Ě”źŒa
	url "javascript:
	function initialize(){
		r=2*Math.PI/n;
		pt=new MFVec3f();
		ci=new MFInt32();
		pt[0]=new SFVec3f(0,0,0);
		for(i=0;i<n;i++){
			ri=r*i;
			x=Math.cos(ri)*radius;
			y=Math.sin(ri)*radius;
			pt[i+1]=new SFVec3f(x,y,0);
		}
		for(j=1,k=0;j<=n;j++){
			ci[k++]=0;
			ci[k++]=j;
			ci[k++]=j+1;
			ci[k++]=-1;
		}
		ci[k-2]=1;
		point=pt;
		coordIndex=ci;
	}"
}
ROUTE SC.point TO CO.set_point
ROUTE SC.coordIndex TO IFS.set_coordIndex