Genuary 19: Op Art

//Inspired by the painting "Balm" by Bridget Riley

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let simplex

let rowWidth=15

​

function preload(){

font= loadFont('FamiljenGrotesk-VariableFont_wght.ttf')

}

​

function setup() {

  createCanvas(400, 400); 

  gravity= createVector(0, 0.1)

  simplex= new openSimplexNoise(Date.now()) 

}

​

function draw(){

  background('#f4f1de') 

  noStroke()

  fill(196, 9, 46)

  for(let x=0; x<=width; x+=rowWidth*2){

    let y=60

    for(let i=0; i<=30; i++){

      let brightness= map(simplex.noise2D(i/3, frameCount/300), -1, 1, 80, 130)

      fill(brightness)

      let sizer= map(simplex.noise2D(i/3, frameCount/300), -1, 1, rowWidth/8, rowWidth*1.2)

      y+=sizer*1.9

    ellipse(x+rowWidth/2, y, rowWidth, sizer);

    ellipse(x+rowWidth*1.5,  y+sizer, rowWidth, sizer)

    }

  }

  fill('#f4f1de')

  noStroke()

  rect(0, 0, width, 60)

  rect(0, 0, 60, height)

  rect(340, 0, 60, height)

  rect(0, 340, width, 60)

​

  noStroke()

  textFont(font)

   fill(100)

  text('1.19', 20, 380)  

}