glw

//https://github.com/Creativeguru97/YouTube_tutorial/blob/master/p5_hacks/Glow_effect/glowing_shapes/sketch.js by Kazuki Umeda

let a = 0.0;

let inc;

​

function setup(){

  createCanvas(960, 540);

  colorMode(HSB, 360, 100, 100, 100);

  rectMode(CENTER);

​

  noFill();

  stroke(255);

  strokeWeight(20);

  inc = TWO_PI / 250.0;

}

​

function draw(){

  background(0);

​

  drawingContext.shadowBlur = 'blue';

  drawingContext.shadowColor = color(320, 100, 99,0);

  let sx= sin(millis*0.008)*100;

  push();

  translate(width/2+ sin(a) * 40.0, height/2);

  rotate(sin(sx)*100);

  rect(0,0, 200, 80,20);

  rect(0,0, 200, 80,20);

  rect(0,0, 200, 80,20);

  rect(0,0, 100, 180,20);

  rect(0,0, 100, 180,20);

  rect(0,0, 100, 180,20);

  pop();

   a = a + inc;

}