ProcessingでGenerative art #72

Code

float t;
float hueCol;
int arcSize = 150;

void setup() {
  size(800, 800);
  pixelDensity(2);
  colorMode(HSB, 360, 100, 100, 100);
  noLoop();
  noStroke();

  t = random(10);
}

void draw() {
  background(360);
  for (int y = - arcSize/2; y <= height + arcSize; y += arcSize * 0.4) {
    for (int x = 0; x <= width + arcSize; x +=arcSize * 0.8) {
      hueCol = random(360);
      drawArc(x, y, arcSize, PI * 0.7, TWO_PI + PI * 0.7);
    }
  }
}
void drawArc(int posX, int posY, float diameter, float start, float stop) {
  for (float d = diameter; d > 0; d -= 1.5) {
    beginShape();
    vertex(posX, posY);
    for (float theta = start; theta <= stop; theta += radians(1)) {
      float radius = map(noise(t, theta*2), 0, 1, d / 2 - d / 4, d/2 + d / 4);
      float x = posX + radius * cos(theta);
      float y = posY + radius * sin(theta);

      vertex(x, y);
    }
    vertex(posX, posY);
    fill(hueCol, map(d, diameter, 0, 100, 0), 100);

    endShape(CLOSE);
    t += 0.01;
  }
}

void mousePressed() {
  redraw();
}

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

Happy coding!