constructor(){

    this.nbPoints = 500;

    this.time = 0;

    this.radius=windowWidth/5;

    this.positionX=windowWidth/2;

    this.positionY=windowHeight/2;

    this.color='black';

​

  }

  wave(num, amp, freq, speed){

    return amp * sin(freq * TWO_PI * num/this.nbPoints + this.time * speed);

  }

  draw(){

    noStroke();

    fill(this.color);

​

    beginShape();

​

    for(let i = 0; i < this.nbPoints; i++){

      let angle = TWO_PI * i / this.nbPoints;

      let r = this.radius + this.wave(i, mouseX*0.05, 3, 1) + this.wave(i, mouseY*0.05, 7, 3) + this.wave(i, 5, 9, 0) + this.wave(i, 2, 13, -5);

      let x = this.positionX + r * cos(angle);

      let y = this.positionY + r * sin(angle);

​

      vertex(x, y);

    }

​

    endShape();

    this.time += 0.01;

    fill('white')

    text('art',this.positionX,this.positionX);

  }

}