​

constructor(length,speed,color,theta){

    this.length = length;

    this.speed = speed;

    this.x_noise = 0;

    this.y_noise = 0;

    this.rry = [];

    this.noise = 0.03//random(0.008,0.0005);

    this.color = color;

    this.theta = theta;

    this.radius = 20;

}

getRadius(){

  return this.radius;

}

calculateXY(){

    let spiralNoise = map(noise(this.x_noise,this.y_noise),0,1,this.theta,this.theta + random(10,15));

​

    let x = (cos(spiralNoise) * this.radius);

​

    let y = (sin(spiralNoise) * this.radius);

​

    this.rry.unshift(createVector(x,y));

​

    this.x_noise+=this.noise;

​

    this.y_noise+=this.noise;

​

    this.radius+=1//this.speed;

​

    return this.rry;

​

  }

chora(){

​

  let tmp = this.rry.slice(0,this.length);

​

   push();

​

   beginShape();

​

   noFill();

​

   strokeWeight(0.5);

​

   let m = map(this.radius,0,100,0,360);

​

   let c = 'hsba('+floor(m)+',90%,80%,'+m+')';

​

   stroke(c);

​

​

     for(let i =0;  i < tmp.length; i+=1){

​

        let _x = tmp[i].x ;

        let _y = tmp[i].y;

​

        curveVertex(_x,_y);

​

     }

     endShape();

     pop()

​

​

     this.rry = [];

​

     this.rry = tmp;

​

​

}

​

}

​