import pitaru.sonia_v2_9.*;

int num = 25;
BounceBall[] p = new BounceBall[num];
float radius = 10;
float h = 0;
float vh = .25;
float meterData;

void setup() {
  Sonia.start(this); // Start Sonia engine.
  LiveInput.start(256); // Start LiveInput and return 256 FFT frequency bands.
  colorMode(HSB, 255);
  size(720, 480);
  noStroke();
  smooth();
  for (int i = 0; i < p.length; i++) {
    //velocity levels
    float velX = random(2, 10);
    float velY = random(2, 10);
    if(random (0,10) >= 5) {
      velX = -velX;
    }
    if(random (0,10) >= 5) {
      velY = -velY;
    }
    p[i] = new BounceBall(width/2, height/2, velX, velY, radius);
  }

}

void draw() {

  meterData = LiveInput.getLevel();
  
  color c1 = color(0, 0, 0);
  fill (c1);
  rect (0, 0, width, height);
  fill(150, h, 255);
  for (int i = 0; i < p.length; i++) {

    p[i].vx += meterData*random(10);
    p[i].vy -= meterData*random(10);
    p[i].update();
    p[i].display();
  }
  h+= vh;
  if(h >= 255 || h<= 0){
    vh = -vh;
  }
}


public void stop(){
  Sonia.stop();
  super.stop();
}