Puppy Tail

float degreesOfRotation = 0;

float counter = 230;

void setup() {

  size(500, 800);

  //noStroke();

}

void draw() {

  background(#1DCEAF);

  stroke(174, 148, 208);  //purple stroke

  // Logic: map(value To Map, current Low , current High, New Low, new High)

  // map returns a float

  //degreesOfRotation = map(mouseX, 0, width, -10, 10); // remove comments to map degreesOfRotation to mouse Position

  counter += .01;

​

  // use sin (or noise) to wiggle the tail constantly

  degreesOfRotation = map(sin(counter), -1, 1, -10, 10);  //remove comments to get neat movement

  //degreesOfRotation = map(noise(counter), 0, 1, -10, 10);  //remove comments to get erratic movementn with noise

​

  translate(100, 300);

  int numCircs = 36;

  //taper each circle so the tail gets smaller towards the end

  for (int circCount = 0; circCount < numCircs; circCount++) {

    float diam = map(circCount, 0, numCircs, 25, 1);

    translate(10, 0);

    rotate( radians(degreesOfRotation) );

    ellipse(0, 0, diam, diam);

  }

}