Creepy Tail Tentacle

PVector pos;

PVector spd;

float t = 0;

void setup() {

  size(400, 600);

  pos = new PVector(width/2, height/2);

  spd = PVector.random2D();

  spd.mult(1);

}

void draw() {

  //background(#59a232);

  ellipse(pos.x, pos.y, 20, 20);

  translate(pos.x, pos.y);

  ellipse(spd.x*10, spd.y*10, 10, 10);

  pos.add(spd);

  t += .01;

  float deg = map(noise(t), 0, 1, -20, 20);

  spd.rotate(radians(deg));

​

  rotate(spd.heading());

  int numCircs = 20;

  //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(deg) );

    ellipse(0, 0, diam, diam);

  }

}

​