Pencil Drawing Gallery - OpenProcessing

mySketch
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let pins = Array(50)
let hu
​
setup = () => {
  createCanvas(1112, 834)
  colorMode(HSB, 255)
  hu = random(255);
  strokeWeight(.025)
  noFill()
}
refresh = () => {
  background(255)
  for (let i = 0; i < pins.length; i++) {
    pins[i] = {
      x: random(width * .15, width * .85),
      y: random(height * .15, height * .85)
    }
  }
}
draw = () => {
  frameCount % 900 == 1 && refresh()
  for (let {x, y} of pins) {
    stroke(hu*5%255, 255, 255);
    beginShape()
    for (let i = 200; i--;) {
      const degree = pins.reduce(
        (sum, e) => sum + sin(8 * atan2(e.y - y, e.x - x)), frameCount)
      x += cos(degree) * 2
      y += sin(degree) * 2
​
      vertex(x, y)
      if (pins.some(e => Math.hypot(e.x - x, e.y - y) < 2)) break;
    }
    endShape()
  }
  hu+=.1
}
​
// save jpg
let lapse = 0;    // mouse timer
function mousePressed(){
  if (millis() - lapse > 400){
    save("img_" + month() + '-' + day() + '_' + hour() + '-' + minute() + '-' + second() + ".jpg");
    lapse = millis();
  } 
}
​