The Circle Line 2

// sin, cos, array, class, collision, random, frameCount.

​

float[] levels = new float[20];

int numBalls = 5;

CircleWave[] balls = new CircleWave[numBalls];

​

void setup() {

  size(850, 420);

  ellipseMode(RADIUS);

  stroke(255);

  int index = 0;

  for (int i = 20; i <= height-20; i += 20) {

    levels[index] = i;

    index++;

  }

  int valX = 110;

  int valY = 110;

  for (int k = 0; k < numBalls; k++) {

    balls[k] = new CircleWave(valX, valY, random(50, 100) );

    valX += 210;

    if (valX > 740) {

      valY = 315;

      valX = 110;

    }

  }

}

​

void draw() {

  background(#379CED);

  strokeWeight(1.5);

  for (int j = 20; j <= height- 20; j += 20) {

    line (0, j, width, j);

  }

  for (int l = 0; l < numBalls; l++) {

    balls[l].display();

  }

  collisionCheck();

}

​