let rectHeight = 100;

let patternValue = 100000;

let yLoc0, yLoc1;

​

function setup() {

  createCanvas(640, 640);

 // yLoc0=height*.25;

​

  // for loop example

  for (let i = 0; i < 10; i++) {

    print(i);

  }

​

  // while loop example

  let num = 40;

  while (num < 50) {

    print(num);

    num++;

  }

​

  rectMode(CENTER);

}

function draw() {

  // if (frameCount%20 == 0) {

  //    patternValue = random(1000000);

  // }

 // background(255);

  randomSeed(patternValue);

  background(random(0, 255), random(0, 255), random(0, 255));

​

  // loop through and draw rectangles on screen

  // offset the start of the draw by half the width of the rect

  // since we're drawing with rectmode center

  for (let i = rectWidth / 2; i < width; i = i + rectWidth) {

    //rect(i, height / 2 + random(-20, 20), rectWidth, rectHeight);

  let noiseValue = noise(frameCount*0.01, i += rectWidth);

  let scaleNoise = (noiseValue - 0.5)*100;

  rect(i, yLoc0+noiseValue, rectWidth, rectHeight);

  }

​

  function mousePressed() {

    patternValue = random(1000000);

  }

}

​

function keyPressed(){

  if (key == 'a')

  patternValue = random(1000000);

}

 // if (key=='b'){

 // patternValue = 10000;

   //   }

​