class PlumBranch {
  
  Vector3D start;
  Vector3D loc;
  Vector3D vel;
  float timer;
  float timerstart;
  boolean finished = false;

  PlumBranch(Vector3D l, Vector3D v, float n) {
    start = l.copy();
    loc = l.copy();
    vel = v.copy();
    timerstart = n;
    timer = timerstart;
  }

  void update() {
    if (!finished) loc.add(vel);
  }

  void render(float ellipseSize) {
    stroke(random(150), 5);
    for(int i=0; i<ellipseSize; i++){
      line(start.x+i+random(10),start.y+i+random(10),loc.x+i+random(10),loc.y+i+random(10));
    }
  }

  boolean timeToBranch() {
    timer--;
    if (timer < 0 && !finished) {
      finished = true;
      return true;
    } 
    else {
      return false;
    }
  }

  PlumBranch plumBranch(float angle) {
    float theta = vel.heading2D();
    float mag = vel.magnitude();
    theta += radians(angle);
    Vector3D newvel = new Vector3D(mag*cos(theta),mag*sin(theta));
    return new PlumBranch(loc,newvel,timerstart*0.80f);
  }
}