let magY = 0;

let magZ = 0;

let magSensor;

​

function setup() {

  createCanvas(400, 400);

  magSensor = new Magnetometer();

  magSensor.addEventListener("reading", (e) => {

    magX = magSensor.x;

    magY = magSensor.y;

    magZ = magSensor.z;

  });

  magSensor.start();

}

​

function draw() {

  //frameRate(2);

  background(220);

​

​

​

  textSize(42);

  fill(255);

  noStroke();

  text("x : " + magX, 25, 50);

  text("y : " + magY, 25, 100);

  text("z : " + magZ, 25, 150);

}

​

​