Converts a JSON file with values from -1 to 1 into a line of gray rectangles

LatentSpace_to_Diagram_01.pde

float[] latentspace;
String s = "RandGen_20180904-201026_00036";  // JSON file name

void setup() {
  size(1000, 100);
  loadData();
  int w = 10;
  int h = 100;
  for (int i = 0; i < latentspace.length; i++) {
    float g = map(latentspace[i], -1, 1, 0, 255);
    fill(g);
    noStroke();
    rect(i*w, 0, w, h);
  }
  saveFrame(s + ".png");
  println("finished...");
  exit();
}

void loadData() {
  JSONArray data = loadJSONArray(s + ".json");
  println(data.size());
  latentspace = new float[data.size()];
  for (int i = 0; i < latentspace.length; i++) {
    latentspace[i] = data.getFloat(i);
    println(latentspace[i]);
  }
}