Re-adding Topics to SVN

java/examples/Topics/Simulate/Flocking/Flocking.pde

@@ -0,0 +1,32 @@
+/**
+ * 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;
+
+void setup() {
+  size(640, 360);
+  flock = new Flock();
+  // Add an initial set of boids into the system
+  for (int i = 0; i < 150; i++) {
+    flock.addBoid(new Boid(new PVector(width/2,height/2), 3.0, 0.05));
+  }
+  smooth();
+}
+
+void draw() {
+  background(50);
+  flock.run();
+}
+
+// Add a new boid into the System
+void mousePressed() {
+  flock.addBoid(new Boid(new PVector(mouseX,mouseY),2.0f,0.05f));
+}