/**
 * Flocking 
 * by Daniel Shiffman.  
 * 
 * An implementation of Craig Reynold's Boids program to simulate
 * the flocking behavior of birds. Each boid steers itself based on 
 * rules of avoidance, alignment, and coherence.
 * 
 * Click the mouse to add a new boid.
 */

Flock flock;

PVector target;
boolean seeking=false;

int INITIAL_COUNT=50;

void setup() {
  //size(640, 360);
  size(1280, 720);
  
  flock = new Flock();
  // Add an initial set of boids into the system
  for (int i = 0; i < INITIAL_COUNT; i++) {
    flock.addBoid(new Boid(width/2,height/2));
  }
  target = new PVector();
}

void draw() {
  background(50);
  flock.run();
  if(seeking) {
    flock.seek(target);
    line(target.x-10, target.y, target.x+10, target.y);
    line(target.x, target.y-10, target.x, target.y+10);
  }
}

// Add a new boid into the System
void mousePressed() {
  //flock.addBoid(new Boid(mouseX,mouseY));
  seeking=true;
  target.x=mouseX;
  target.y=mouseY;
  //flock.seek(target);
}