sketch.pde

float xoff = 0.0;
float yoff = 0.0;

void setup() {
  size(600, 600);
}

void draw() {
  noStroke();
  fill(255, 255, 255);
  rect(0, 0, width, height);
  stroke(192);
  
  JSONArray values = new JSONArray();
  
  int length = (int)random(8192);
  
  for (int i = 0; i < length; ++i) {
    xoff += 0.001;
    yoff += 0.001;
    float x = noise(xoff, yoff);
    float y = noise(xoff);
    
    values.append(x);
    values.append(y);
    point(x * height, y * width);
  }
  
  saveJSONArray(values, "data/" + frameCount + ".json");
}