// The Nature of Code

// The Coding Train / Daniel Shiffman

// https://youtu.be/okfZRl4Xw-c

// https://thecodingtrain.com/learning/nature-of-code/3.7-additive-waves.html

// https://editor.p5js.org/codingtrain/sketches/qcRsZ_O5a

​

class Wave {

  constructor(amp, period, phase) {

    this.amplitude = amp;

    this.period = period;

    this.phase = phase;

  }

​

  evaluate(x) {

    return sin(this.phase + (TWO_PI * x) / this.period) * this.amplitude;

  }

​

  update() {

    // CORRECTION! phase should change relative to period?

    // this.phase += 10 / this.period;

    this.phase += 0.05; 

  }

}

​