Exercise Form: Dice Wall

int totalDice = 1024;

​

Wuerfel[][] grid;

​

int cols = int(sqrt(totalDice));

int rows = int(sqrt(totalDice));

​

void setup() {

  size(720, 480); 

  background(150);

  fill(0);

  noStroke();

  frameRate(50);

  randomSeed(totalDice);

  smooth();

  grid = new Wuerfel[cols][rows];

​

  for (int i=0; i < cols; i++) {

    for (int j=0; j < rows; j++) {

      grid[i][j] = new Wuerfel(i*width/sqrt(totalDice), j*width/sqrt(totalDice), width/sqrt(totalDice), random(frameCount % 6));

    }

  }

}

​

void draw() {

  background(255);

​

  /*

  translate(360,-360);  

  rotate(radians(45));

  scale(1.2);

  */

  for (int j=0; j < cols; j++) {

    for (int i=0; i < rows; i++) {

      grid[i][j].display();

      grid[i][j].update();

    }

  }

}

​

​

void keyPressed() {

  if (keyCode == ENTER) {

    saveFrame("line-######.png");

  }

}

​

class Wuerfel {

​

  float diceSize, xpos, ypos;

  float radius;

  int count;

  float offset = 1.5;

  int life;

​

  Wuerfel(float _xpos, float _ypos, float _diceSize, float _count) {

    xpos = _xpos;

    ypos = _ypos;

    count = int(_count);

    diceSize = _diceSize;

    radius = diceSize/5;

    int life = 255 + int(random(frameCount % 300));

  }

​

  void display() {

​

    if (count == 1) {

      showOne();

    }

    if (count == 2) {

      showTwo();

    }

    if (count == 3) {

      showThree();

    }

    if (count == 4) {

      showFour();

    }

    if (count == 5) {

      showFive();

    }

    if (count == 6) {

      showSix();

    }

  }

​

  void update() {

    fill(0,life);

    life -= 2;

    if (life <= 0) {

      count += int(random(-6, 6));

      if (count < 1 || count > 6) {

        count = abs(int(random(1, 6)));

        life = 255 + int(random(300));

      }

    }

    //println(life);

  }

​

  void showOne() {

    fill(255);

    rect(xpos, ypos, diceSize, diceSize);

    fill(0,life);

    ellipseMode(CENTER);

    ellipse(xpos + diceSize/2, ypos + diceSize/2, radius, radius);

  }

  void showTwo() {

    fill(255);

    rect(xpos, ypos, diceSize, diceSize);

    fill(0,life);

    ellipseMode(CENTER);

    ellipse(xpos + diceSize/2-radius*offset, ypos + diceSize/2+radius*offset, radius, radius);

    ellipse(xpos + diceSize/2+radius*offset, ypos + diceSize/2-radius*offset, radius, radius);

  }  

  void showThree() {

    fill(255);

    rect(xpos, ypos, diceSize, diceSize);

    fill(0,life);

    ellipseMode(CENTER);

    ellipse(xpos + diceSize/2-radius*offset, ypos + diceSize/2+radius*offset, radius, radius);

    ellipse(xpos + diceSize/2, ypos + diceSize/2-radius*offset, radius, radius);

    ellipse(xpos + diceSize/2+radius*offset, ypos + diceSize/2+radius*offset, radius, radius);

  }

  void showFour() {

    fill(255);

    rect(xpos, ypos, diceSize, diceSize);

    fill(0,life);

    ellipseMode(CENTER);

    ellipse(xpos + diceSize/2-radius*offset, ypos + diceSize/2-radius*offset, radius, radius);

    ellipse(xpos + diceSize/2-radius*offset, ypos + diceSize/2+radius*offset, radius, radius);

    ellipse(xpos + diceSize/2+radius*offset, ypos + diceSize/2-radius*offset, radius, radius);

    ellipse(xpos + diceSize/2+radius*offset, ypos + diceSize/2+radius*offset, radius, radius);

  }

  void showFive() {

    fill(255);

    rect(xpos, ypos, diceSize, diceSize);

    fill(0,life);

    ellipseMode(CENTER);

    ellipse(xpos + diceSize/2, ypos + diceSize/2, radius, radius);

    ellipse(xpos + diceSize/2-radius*offset, ypos + diceSize/2-radius*offset, radius, radius);

    ellipse(xpos + diceSize/2-radius*offset, ypos + diceSize/2+radius*offset, radius, radius);

    ellipse(xpos + diceSize/2+radius*offset, ypos + diceSize/2-radius*offset, radius, radius);

    ellipse(xpos + diceSize/2+radius*offset, ypos + diceSize/2+radius*offset, radius, radius);

  }

  void showSix() {

    fill(255);

    rect(xpos, ypos, diceSize, diceSize);

    fill(0,life);

    ellipseMode(CENTER);

    ellipse(xpos + diceSize/2-radius*offset, ypos + diceSize/2-radius*offset, radius, radius);

    ellipse(xpos + diceSize/2-radius*offset, ypos + diceSize/2+radius*offset, radius, radius);

    ellipse(xpos + diceSize/2-radius*offset, ypos + diceSize/2, radius, radius);

    ellipse(xpos + diceSize/2+radius*offset, ypos + diceSize/2-radius*offset, radius, radius);

    ellipse(xpos + diceSize/2+radius*offset, ypos + diceSize/2+radius*offset, radius, radius);

    ellipse(xpos + diceSize/2+radius*offset, ypos + diceSize/2, radius, radius);

  }

}