let numIterations = 10

​

// AFTER YOU PRESS PLAY, PRESS SPACE TO GENERATE NEW RENDERINGS

​

function setup() {

  createCanvas(800, 500);

  background(50);

  stroke(255,50)

  strokeWeight(1)

  a = random(-2,2)

  b = random(-2,2)

  c = random(-2,2)

  d = random(-2,2)

  currPoint = new createVector(0,0)

​

} 

​

function draw() {

  translate(width/2, height/2)

  for(let i =0 ; i< numIterations; i++){

    point(currPoint.x*100, currPoint.y*100)

    let newX = sin(a*currPoint.y) - cos(b*currPoint.x)

    let newY = sin(c*currPoint.x) - cos(d*currPoint.y)

    currPoint = new createVector(newX, newY)

  }

}

​

function keyPressed(){

  // SPACE bar is keyCode = 32

  if(keyCode === 32 ){

    background(0);

    a = random(-2,2)

    b = random(-2,2)

    c = random(-2,2) 

    d = random(-2,2)  

    console.log(`a is ${a}`,`b is ${b}`,`c is ${c}`,`d is ${d}`)

  }

}