Soul Creature

ArrayList branches = new ArrayList();

int fillColor = 255, backgroundColor = 0, maxSize = 65;

boolean doOnce = true;

​

void setup(){

  size(640, 640);

  stroke(0, 150, 255, 65);

  for(int i = 0; i < 65; i++){branches.add(new Branch());}

}

​

void draw(){

  background(backgroundColor);

  for(int i = 0; i < branches.size(); i++){

    Branch b = (Branch) branches.get(i);

    pushMatrix();

    translate(width/2, height/2);

    rotate(radians(b.startAngle));

    b.branch(b.segments);

    popMatrix();

  }

}

​

class Branch {

  float segments, startAngle, angle, theta, num;

  Branch(){

    segments = random(30, 80);

    startAngle = random(-360, 360);

    angle = map(startAngle, -360, 360, -10, 10);

  }

  void branch(float len){

    len *= 0.75;

    float t = map(len, 1, 70, 1, 10);

    theta = angle + sin(len+num) * 5;

    strokeWeight(t);

    fill(0, 150, 255, 30);

    bezier(0, 0, 0, t, -len/2, t, 0, -len);

    bezier(0, 0, 0, t, len/2, t, 0, -len);

    fill(fillColor);

    ellipse(0, 0, t, t);

    translate(0, -len);

    if(len > 5){

      pushMatrix();

      rotate(radians(-theta));

      branch(len);

      popMatrix(); 

    }

    num += 0.005;

  }

}

​

void mousePressed(){

  if(doOnce && backgroundColor == 255){

    backgroundColor = 0;

    fillColor = 255;

    doOnce = false;

  }

  if(doOnce && backgroundColor == 0){

    backgroundColor = 255;

    fillColor = 0;

    doOnce = false;

  }

}

void mouseReleased(){

  doOnce = true;

}

​

​