Spiraling Arc

Spiraling Arc

/*
Programing: Explorations in the Arc Realm 
 Name: Chris Ried 
*/

ArcLine[][] al; 
float start_arc, stop_arc, r, diff, margin, x, y, nf;
float noise_factor; 
int n; 
void setup()
{
  size(1000,1000); 
  background(255);
  n = 1; 
  r = 2000; 
  noise_factor = 0.002; 
  diff = width / float(n); 
  margin = (diff) / 2; 
  al  = new ArcLine[n][n]; 
  for(int i = 0; i < n; i++)
  {
    for(int j = 0; j < n; j++)
    {
      x =  (i * diff)+margin; 
      y =  (j * diff)+margin; 
      nf = noise(x*noise_factor,y*noise_factor); 
      
     al[i][j] = new ArcLine(x,y+random(-5,5)*(x/width), r*nf);  
    }
  } 
}

void draw() {
  
    for(int i = 0; i < n; i++)
  {
    for(int j = 0; j < n; j++)
    {
       al[i][j].draw(); 
       al[i][j].update(); 
    }
  } 

} 

void saveImage() {
  int seed = 100; 
  String timestamp = year() + nf(month(), 2) + nf(day(), 2) + "-"  + nf(hour(), 2) + nf(minute(), 2) + nf(second(), 2); 
  saveFrame(timestamp+"-"+seed+".png");
}

class ArcLine {
 float x, y, r; 
 float start_arc, stop_arc; 
  color c;
  
   ArcLine(float _x, float _y, float _r) 
  {
    x = _x; 
    y = _y; 
    r = _r; 
    start_arc = random(TWO_PI); 
    stop_arc =  random(start_arc, TWO_PI); 
  }
  
  void draw() 
  {
      while(r > 0)
      {
        fill(color(int(random(255))); 
        stroke(0,200); 
        pushMatrix();
        translate(x,y); 
        rotate(random(TWO_PI)); 
        arc(0,0, r,r,start_arc,stop_arc); 
        popMatrix(); 
        r -= random(5);     
          start_arc = random(TWO_PI); 
        stop_arc =  random(start_arc, TWO_PI); 
    }
  } 
  
  void update() 
  { 
  } 
}