20241114

/***********************************

 * dailycoding - 20241114 / graphic

 * by E.C.H (Eiichi Ishii)

 ***********************************/

​

let w, g;

let cp = ["#D6FFF6", "#231651", "#4DCCBD", "#2374AB", "#FF8484"];

​

function setup() {

  w = min(windowWidth, windowHeight);

  createCanvas(w, w);

  angleMode(DEGREES);

  rectMode(CENTER);

  noLoop();

​

  g = w / 4;

}

​

function draw() {

  background(0);

​

  for (let x = g / 2; x <= w - g / 2; x += g) {

    for (let y = g / 2; y <= w - g / 2; y += g) {

      push();

      translate(x, y);

​

      noFill();

      for (let i = 0; i < 6; i++) {

        stroke(random(cp));

        strokeWeight(random(1, g / 80));

        bezier(

          random(-g / 2, g / 2),

          random(-g / 2, g / 2),

          random(-g / 2, g / 2),

          random(-g / 2, g / 2),

          random(-g / 2, g / 2),

          random(-g / 2, g / 2),

          random(-g / 2, g / 2),

          random(-g / 2, g / 2)

        );

      }

      rotate(int(random(1, 5)) * 90);

​

      let v = int(random(1, 6)) * 4;

      let eg = g / v;

​

      for (let ey = -g / 2 + eg / 2; ey <= g / 2 - eg / 2; ey += eg) {

        let minr, maxr;

        if (int(random(2)) == 0) {

          minr = 0;

          maxr = eg;

        } else {

          minr = eg;

          maxr = 0;

        }

​

        let nx = random(-g / 2 + eg / 2);

        let xx = random(g / 2 - eg / 2);

        for (let ex = nx; ex <= xx; ex += eg) {

          fill(random(cp));

          noStroke();

          let er = map(ex, nx, xx, minr, maxr);

          ellipse(ex, ey, er, er);

        }

      }

      pop();

    }

  }

  let rw = w/10;

  rakkan(rw/2.5, w-rw/1.25, rw, 1);

}

​

function rakkan(posx, posy, r, csw) {

  push();

  randomSeed(2779);

  translate(posx, posy);

  rectMode(CENTER);

  let nr = r / 2.5;

  let lr = r / 20;

​

  if (csw == 0) {

    fill("#e2041b");

    noStroke();

  } else if (csw == 1) {

    noFill();

    stroke("#e2041b");

    strokeWeight(lr / 4);

  }

​

  rect(0, 0, r / 1.4, r * 1.5, r / 5);

​

  if (csw == 0) {

    stroke(255);

  } else if (csw == 1) {

    fill(255);

    stroke("#e2041b");

  }

  strokeWeight(lr / 1.5);

  noFill();

​

  for (let i = 0; i < 10; i++) {

    let z = random(lr / 20, lr / 2);

    push();

    push();

    translate(0, -nr);

    beginShape();

    vertex(nr / 2 + random(-z, z), -nr / 2 + random(-z, z));

    vertex(random(-z, z), -nr / 2 + random(-z, z));

    vertex(-nr / 2 + random(-z, z), random(-z, z));

    vertex(random(-z, z), nr / 2 + random(-z, z));

    vertex(nr / 2 + random(-z, z), nr / 2 + random(-z, z));

    endShape();

​

    beginShape();

    vertex(-nr / 2 + random(-z, z), random(-z, z));

    vertex(nr / 2 + random(-z, z), random(-z, z));

    endShape();

    pop();

​

    push();

    translate(0, 0);

    beginShape();

    vertex(nr / 2 + random(-z, z), -nr / 2 + random(-z, z));

    vertex(random(-z, z), -nr / 2 + random(-z, z));

    vertex(-nr / 2 + random(-z, z), random(-z, z));

    vertex(random(-z, z), nr / 2 + random(-z, z));

    vertex(nr / 2 + random(-z, z), nr / 2 + random(-z, z));

    endShape();

​

    strokeWeight(lr / 3);

    beginShape();

    vertex(nr / 2 + random(-z, z), -nr / 2 + random(-z, z));

    vertex(-nr / 2 + random(-z, z), nr / 2 + random(-z, z));

    endShape();

    pop();

​

    push();

    translate(0, nr);

    beginShape();

    vertex(-nr / 2 + random(-z, z), -nr / 2 + random(-z, z));

    vertex(-nr / 2 + random(-z, z), nr / 2 + random(-z, z));

    endShape();

​

    beginShape();

    vertex(nr / 2 + random(-z, z), -nr / 2 + random(-z, z));

    vertex(nr / 2 + random(-z, z), nr / 2 + random(-z, z));

    endShape();

​

    beginShape();

    vertex(-nr / 2 + random(-z, z), random(-z, z));

    vertex(nr / 2 + random(-z, z), random(-z, z));

    endShape();

​

    strokeWeight(lr / 3);

​

    beginShape();

    vertex(nr / 2 + random(-z, z), -nr / 2 + random(-z, z));

    vertex(-nr / 2 + random(-z, z), nr / 2 + random(-z, z));

    endShape();

    pop();

    pop();

  }

  pop();

}

​

function keyPressed() {

  redraw();

}