Generative Art #106

Code

int[] colors = {#FF6F59, #FF1053, #34D1BF, #3454D1, #FFFC31};
ArrayList<PVector> node = new ArrayList<PVector>();
float dist;
float maxSize;

void setup() {
  size(840, 840);
  pixelDensity(2);
  noLoop();
}

void draw() {
  background(#176FCB);
  tile();
}

void tile() {
  int c = (int)random(5, 12);
  float w = width/c;
  dist = sqrt(sq(w)*2);
  maxSize = w;

  for (float j = 0; j < c+1; j++) {
    for (float i = 0; i < c+1; i++) {
      if (random(1) < 0.5) {
        node.add(new PVector(i*w, j*w));
      }
    }
  }

  node();
  
  noStroke();
  for (float j = 0; j < c; j+= 2) {
    for (float i = 0; i < c; i+= 2) {
      fill(getCol(), random(100));
      square(i*w, j*w, w);
    }
  }
  for (float j = 1; j < c; j+= 2) {
    for (float i = 1; i < c; i+= 2) {
      fill(getCol(), random(100));
      square(i*w, j*w, w);
    }
  }
}

void node() {
  for (PVector n : node) {
    for (PVector other : node) {
      float d = dist(other.x, other.y, n.x, n.y);
      if (n != other) {
        if (d <= dist) {
          stroke(255, random(50, 100));
          strokeWeight(1);
          line(other.x, other.y, n.x, n.y);
        }
      }
    }
  }

  for (PVector n : node) {
    myCircle(n.x, n.y, random(50, maxSize));
  }
}

void myCircle(float x, float y, float d) {
  float angle = 0;
  float lastAngle = 0;
  float r = random(1);
  pushMatrix();
  translate(x, y);
  rotate(random(PI));
  noStroke();
  while (angle < TAU) {
    gradationArc(0, 0, d, lastAngle, angle);
    lastAngle = angle;
    angle += random(PI*r);
  }
  gradationArc(0, 0, d, lastAngle, TAU);
  popMatrix();
  fill(getCol());
  circle(x, y, random(d));
  fill(getCol());
  circle(x, y, random(d));
}

void gradationArc(float x, float y, float d, float start, float end) {
  pushMatrix();
  translate(x, y);
  color c1 = color(#ffffff);
  color c2 = getCol();
  for (float i = d; i > 0; i -= 2) {
    color c = lerpColor(c1, c2, i/d);
    fill(c);
    arc(0, 0, i, i, start, end, PIE);
  }
  popMatrix();
}

int getCol() {
  return colors[(int)random(colors.length)];
}

void mousePressed() {
  redraw();
  node.clear();
}

void keyPressed() {
  if (key == 's')saveFrame("####.png");
}

Happy coding