Generative Art #121

Code

Form[] form = new Form[100];
ArrayList<PVector> points;

void setup() {
  size(840, 840);
  pixelDensity(2);
  noLoop();
  colorMode(HSB, 360, 100, 100, 100);
  newForm();
}

void draw() {
  points = new ArrayList();
  background(#F5EBF5);
  for (int i = 0; i < form.length; i ++) {
    form[i].show();
  }
  node();
  grain();
}

void grain() {
  for (int i = 0; i < 500000; i ++) {
    stroke(getCol(), 50);
    strokeWeight(0.4);
    point(random(width), random(height));
  }
}

void node(){
  strokeWeight(1);
  for(int i = 0; i < 6; i ++){
    PVector p1 = points.get((int)random(points.size()));
    PVector p2 = points.get((int)random(points.size()));
    stroke(0);
    line(p1.x, p1.y, p2.x, p2.y);
    noStroke();
    fill(getCol());
    circle(p1.x, p1.y, 10);
    fill(getCol());
    circle(p2.x, p2.y, 10);
  }
}

void mousePressed() {
  redraw();
  newForm();
}

void newForm() {
  for (int i = 0; i < form.length; i ++) {
    form[i] = new Form(random(width), random(height), random(40, 100));
  }
}

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

int[] colors = {#5BC3EB, #ef5d60, #ec4067, #a01a7d, #311847};
int getCol() {
  return colors[(int)random(colors.length)];
}

//------------------------------------------------------------

class Form {
  float x, y, s;
  float r, shiftX, shiftY;
  int tileCount;
  float shdwPos;
  color shdwCol;
  Form(float x, float y, float s) {
    this.x = x;
    this.y = y;
    this.s = s;
    r = random(s*0.1, s*0.48);
    shiftX = random(-((s/2) - r)/2, ((s/2) - r)/2);
    shiftY = random(-((s/2) - r)/2, ((s/2) - r)/2);
    tileCount = (int)random(3, 8);
    shdwPos = random(10);
    shdwCol = color(20, 60);
  }

  void show() {
    noStroke();
    fill(getCol());
    if (random(1) < 0.7) {
      push();
      translate(shdwPos, shdwPos);
      fill(shdwCol);
      hoop();
      pop();
      hoop();
    } else {
      push();
      translate(shdwPos, shdwPos);
      fill(shdwCol);
      tile();
      pop();
      tile();
    }
  }

  void hoop() {
    noStroke();
    pushMatrix();
    translate(x, y);
    beginShape();
    for (float a = 0; a < TAU; a += TAU/360) {
      float posX = s/2 * cos(a);
      float posY = s/2 * sin(a);
      vertex(posX, posY);
    }
    beginContour();
    for (float a = TAU; a > 0; a -= TAU/360) {
      float posX = shiftX + r * cos(a);
      float posY = shiftY + r * sin(a);
      vertex(posX, posY);
    }
    endContour();
    endShape();
    popMatrix();
    points.add(new PVector(x + shiftX, y + shiftY));

  }

  void tile() {
    noStroke();
    pushMatrix();
    translate(x, y);
    float w = s / tileCount;
    for (int j = 0; j < tileCount; j+=2) {
      for (int i = 0; i < tileCount; i+=2) {
        square((i * w) - (w / 2), (j * w) - (w / 2), w);
      }
    }
    for (int j = 1; j < tileCount; j+=2) {
      for (int i = 1; i < tileCount; i+=2) {
        square((i * w) - (w / 2), (j * w) - (w / 2), w);
      }
    }
    popMatrix();
  }
}

 主役は円を円でくり抜いた形。

Happy coding!