// Variance
Ball maru0, maru1;   //Object
int[][] iro = {{0, 0, 255}, {0, 255, 0}};

void setup() {
  size(400, 400);      //window
  background(0, 0, 0); //black
  noStroke();    //lineless
  maru0 = new Ball(200,100,20); 
  maru1 = new Ball(240,300,30, iro[1]);  
}

void draw(){ 
  maru0.display(iro[0]);
  maru1.display();
}


class Ball{
  float px, py;    //position
  float vx, vy;    //velocity
  float dia;       //diameter
  int[] col = {};
 
  Ball(float x, float y, float d) {
     px = x; py = y; dia = d;
  }
 
  Ball(float x, float y, float d, int[] c) {
     px = x; py = y; dia = d;
     col = c;
  }

 void display() {
     fill(col[0], col[1], col[2]);
     ellipse(px, py, dia, dia);
  }

  void display(int[] col) {
     fill(col[0],  col[1],  col[2]);
     ellipse(px, py, dia, dia);
  }
}