class ringsystem{
  float centerx,centery, innerradius, area, filler;
  ring[] rings;
  int Nrings;

  ringsystem(){
    Nrings=0;
    centerx=centery=innerradius=area=filler=0.0f;
  }

  ringsystem(float cx, float cy, float ir, float a, float d, int N, float f){
    centerx=cx;
    centery=cy;
    innerradius=ir;
    area=a;
    Nrings=N;   
    filler=f;   
    rings = new ring[Nrings]; 
    /*float ringd=d;   
    int Nsegments;       
    float innerr=innerradius;
    for(int i=0;i<Nrings;i++){      
      Nsegments=round(PI*(sq(innerr+ringd)-innerr*innerr)/a);  
      rings[i]=new ring(centerx, centery, innerr,innerr+ringd,random(2*PI),Nsegments);
      innerr+=ringd;
     }*/

    float ringd;   
    int Nsegments=1+int(random(12.0f));       
    float innerr=innerradius;
    for(int i=0;i<Nrings;i++){      
      ringd=sqrt(Nsegments*a/PI+innerr*innerr)-innerr;
      rings[i]=new ring(centerx, centery, innerr,innerr+ringd,random(2*PI),Nsegments);
      innerr+=ringd+filler;
      Nsegments=2+int(random(12.0f)); 
    }

  }

  void draw(){
    for (int i=0; i<Nrings; i++){
      rings[i].draw();
    }

  }

 void update(){
   for (int i=0; i<Nrings; i++){
      rings[i].update();
    }
   }


}