Generative Art #124

Code

int count = 4;

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

void draw() {
  background(#ffffff);
  squareRec(0, 0, width, count);
  powder();
}

void squareRec(float x, float y, float s, int n) {
  form(x, y, s);
  n--;
  if (n >= 0) {
    float probability = map(n, 0, count-1, 0.3, 0);
    float hs = s/2;
    if (random(1) > probability) {
      squareRec(x, y, hs, n);
      squareRec(x+hs, y, hs, n);
      squareRec(x+hs, y+hs, hs, n);
      squareRec(x, y+hs, hs, n);
    }
  }
}

void form(float x, float y, float s) {
  color c = getCol();
  strokeWeight(0.5);
  stroke(0);
  fill(c);
  square(x, y, s);
  fill(10, 120);
  noStroke();
  if (random(1) > 0.66) {
    rect(x, y + s/2, s, s/2);
  } else if (random(1) > 0.33) {
    beginShape();
    vertex(x, y);
    vertex(x + s, y);
    vertex(x + s, y + s);
    vertex(x, y + s);
    vertex(x + s/2, y + s/2);
    endShape();
    beginShape();
    vertex(x + s, y);
    vertex(x + s/2, y + s/2);
    vertex(x + s, y + s);
    endShape();
  } else {
    beginShape();
    vertex(x + s*0.5, y);
    vertex(x + s, y);
    vertex(x + s, y + s);
    vertex(x, y + s);
    vertex(x, y + s*0.5);
    vertex(x + s*0.5, y + s*0.5);
    endShape();
    
    beginShape();
    vertex(x + s*0.5, y);
    vertex(x + s, y);
    vertex(x + s, y + s);
    vertex(x + s*0.5, y + s*0.5);
    endShape();
  }
}

void powder() {
  for (int i = 0; i < 500000; i ++) {
    stroke(255, 30);
    strokeWeight(0.4);
    point(random(width), random(height));
  }
}

void mousePressed() {
  redraw();
}

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

int[] colors = {#d7263d, #f46036, #2e294e, #1b998b, #c5d86d};
int getCol() {
  return colors[(int)random(colors.length)];
}

薄い黒の図形を重ねて陰っぽく。

陰影でいう陰。

もっと面白い陰のつけ方がありそうな気がする。

Happy coding!