/**
a boids demo by
<a href="http://www.local-guru.net/blog">Guru</a>
*/

Boid[] b;
void setup() {
  size( 600, 600 );
  smooth();
  frameRate( 25 );
  b = new Boid[50];
  for ( int i=0; i < b.length; i ++ ) {
    b[i] = new Boid( random( width) , random(height), random( -10, 10 ), random( -10, 10 ), b );
  }
  background(0);
}

int count = 0;
int next = int(random( 100 ));
void draw() {
  
  count ++;
  if ( count % next == 0 ) {
    for ( int i=0; i < b.length; i ++ ) {
      b[i].boo();
    }
    next = int(100 + random(1000));
  }
  
  noStroke();
  fill( 0, 20 );
  rect(0,0,width,height);
  
  for ( int i=0; i < b.length; i ++ ) {
    b[i].update();
    b[i].draw();
  }
}