ProcessingでGenerative art #78

Code

int count = 5;
int actRandomSeed = 0;
int drawMode = 1;
int posZ =-100;

void setup() {
  size(800, 800, OPENGL);
  pixelDensity(2);
  colorMode(HSB, 360, 100, 100, 100);
}

void draw() {
  randomSeed(actRandomSeed);
  background(233, 4, 90);
  lights();

  translate(width/2, height/2, posZ);
  rotateX(map(mouseY, 0, height, PI, -PI));
  rotateY(map(mouseX, 0, width, -PI, PI));
  translate(-width/2, -height/2);
  divideRect(10, 10, width-10, 10, width - 10, height - 10, 10, height - 10, count);
}

void divideRect(float x1, float y1, float x2, float y2, float x3, float y3, float x4, float y4, int n) {
  if (n == 1) {
    if (drawMode == 1) {
      if (random(1) > 0.5) {
        noStroke();
        if (random(1) > 0.75) {
          fill(0, 100, 100);
        } else if (random(1) >0.50) {
          fill(240, 100, 100);
        } else if (random(1) >0.25) {
          fill(360);
        } else {
          fill(58, 100, 100);
        }
      } else {
        strokeWeight(1);
        noFill();
        if (random(1) > 0.75) {
          stroke(0, 100, 100);
        } else if (random(1) >0.50) {
          stroke(240, 100, 100);
        } else if (random(1) >0.25) {
          stroke(360);
        } else {
          stroke(58, 100, 100);
        }
      }
    }

    if (drawMode == 2) {
      strokeWeight(0.5);
      stroke(0);
      fill(190, 100, random(0, 100));
    }

    if (drawMode == 3) {
      noStroke();
      if (random(1) > 0.75) {
        fill(27, 70, 100);
      } else if (random(1) >0.7) {
        fill(0, 100, 100);
      } else if (random(1) >0.65) {
        fill(320, 46, 100);
      } else if (random(1) >0.6) {
        fill(0);
      } else if (random(1) >0.4) {
        fill(181, 54, 100);
      } else {
        fill(360);
      }
    }

    drawBox(x1, y1, x2, y2, x3, y3, x4, y4);
  }

  n--;

  if (n > 0) {
    float randomPointX = map(randomGaussian(), -5, 5, (x1+x4)/2, (x2+x3)/2);
    float randomPointY = map(randomGaussian(), -5, 5, (y1+y2)/2, (y3+y4)/2);
    
    divideRect(x1, y1, (x2+x1)/2, ( y1+y2)/2, randomPointX, randomPointY, (x1+x4)/2, (y4+y1)/2, n);
    divideRect((x2+x1)/2, ( y1+y2)/2, x2, y2, (x2+x3)/2, (y2+y3)/2, randomPointX, randomPointY, n);
    divideRect(randomPointX, randomPointY, (x2+x3)/2, (y2+y3)/2, x3, y3, (x3+x4)/2, (y3+y4)/2, n);
    divideRect((x1+x4)/2, (y1+y4)/2, randomPointX, randomPointY, (x3+x4)/2, (y3+y4)/2, x4, y4, n);
  }
}

void drawBox(float x1_, float y1_, float x2_, float y2_, float x3_, float y3_, float x4_, float y4_) {
  float z = map(noise(x1_ * 0.01, y1_ * 0.01), 0, 1, 0, 200); 

  //奥
  beginShape(QUADS);
  vertex(x1_, y1_, 0);
  vertex(x2_, y2_, 0);
  vertex(x3_, y3_, 0);
  vertex(x4_, y4_, 0);

  //前
  vertex(x1_, y1_, z);
  vertex(x2_, y2_, z);
  vertex(x3_, y3_, z);
  vertex(x4_, y4_, z);

  //右
  vertex(x3_, y3_, z);
  vertex(x2_, y2_, z);
  vertex(x2_, y2_, 0);
  vertex(x3_, y3_, 0);

  //左
  vertex(x1_, y1_, z);
  vertex(x4_, y4_, z);
  vertex(x4_, y4_, 0);
  vertex(x1_, y1_, 0);

  //上
  vertex(x2_, y2_, z);
  vertex(x1_, y1_, z);
  vertex(x1_, y1_, 0);
  vertex(x2_, y2_, 0);

  //下
  vertex(x4_, y4_, z);
  vertex(x3_, y3_, z);
  vertex(x3_, y3_, 0);
  vertex(x4_, y4_, 0);
  endShape();
}

void mousePressed() {
  actRandomSeed = (int)random(100000);
  noiseSeed((int)random(1000));
}

void keyPressed() {
  if (key == 's')saveFrame("####.png");
  if (key == '1')drawMode = 1;
  if (key == '2')drawMode = 2;
  if (key == '3')drawMode = 3;

  if (keyCode == RIGHT)count += 1;
  if (keyCode == LEFT)count -= 1;
  if (keyCode == UP)posZ += 10;
  if (keyCode == DOWN)posZ -= 10;
}

Happy coding!!