Polar flowfield

var inc=0.1;

var scl=10;

var zoff=0;

var rad ;

function setup() {

  createCanvas(windowWidth,windowHeight);

  background(100);

  smooth();

  noiseDetail(2);

  cols=floor(width/scl);

  rows=floor(height/scl);}

​

function draw() {

  background(200);

  var yoff=0;

  for (var x = 0; x <width;x+=scl) {

    var xoff=0;

    for (var y = 0;y<height;y+=scl){

​

      var angles = map(noise(xoff,yoff,zoff),0,1,0,TWO_PI);

      //var v=createVector(0,0);

      var v= p5.Vector.fromAngle(angles);

      xoff+=inc;

      stroke(0);

      push();

      translate(x,y);

      rotate(v.heading());

      line(0,0,scl,0);

      pop();

      }

    yoff += inc;

    zoff += inc/10;

    //xoff+=inc;

}

}