public void draw() { background(255); // Turn off highlighting for all obstalces for (int i = 0; i < obstacles.size(); i++) { Obstacle o = (Obstacle) obstacles.get(i); o.highlight(false); } // Act on all boids for (int i = 0; i < boids.size(); i++) { Boid b = (Boid) boids.get(i); b.avoid(obstacles); b.run(); } // Display the obstacles for (int i = 0; i < obstacles.size(); i++) { Obstacle o = (Obstacle) obstacles.get(i); o.display(); } // Instructions textFont(f); fill(0); text( "Hit space bar to toggle debugging lines.\nClick the mouse to generate a new boids.", 10, height - 30); }