/**
* Creates an empty flock.
*
* @param parent the PApplet that hosts this class
*/
public Flock(Flocking applet) {
p = applet;
boids = new ArrayList<Boid>();
// Size the cells so that we never have to search more
// than four cells.
float cellSize = 2.0f * Boid.getNeighborhoodSize();
int cellsX = (int) (p.width / cellSize);
int cellsY = (int) (p.height / cellSize);
csp = new CellSpacePartition<Boid>(p.width, p.height, cellsX, cellsY);
}
