class Rocket {
  float rx, ry, sx, sy;
  float ax, ay;
  Rocket(int iX, int iY) { //Constructor, this function build a rocket.
    this.rx = iX;
    this.ry = iY;

    this.sx = 0;
    this.sy = 0;

    this.ax = 0;
    this.ay = 0;
  }

  void goTime() { //Handles all the movement and drawing for each rocket

    this.ay += 0.001;

    this.sx += this.ax;
    this.sy += this.ay;

    this.rx += this.sx;
    this.ry += this.sy;

    strokeWeight(3); //line thickness
    stroke(255, 255, 255);//line color
    line(this.rx, this.ry, this.rx + this.sx, this.ry + this.sy);
  }

  void light() { //Some random values to get things going
    this.ax = random(1) - 0.5;
    this.ay = -0.2 + random(1);
  }
}


Rocket spaceX, blueOrigin; //Individual Rockets

Rocket[] icbm = new Rocket[1000]; //A boat load of rockets!

void setup() {
  size(500, 500);

  //This is how you run the contructor functions to actually create each rocket (make variable etc)
  spaceX = new Rocket(width / 2, height - 100);
  blueOrigin  = new Rocket(width / 2 + 50, height - 100);
  
  
  for(int i=0; i < icbm.length; i++) icbm[i] = new Rocket(floor(random(width)), height - 100);
}

void draw() {
  fill(0);
  rect(0, 0, width, height);

  spaceX.goTime();
  blueOrigin.goTime();
  
  for(int i=0; i < icbm.length; i++) icbm[i].goTime();
}


void mousePressed() {
  spaceX.light(); 
  blueOrigin.light();
  
  for(int i=0; i < icbm.length; i++) icbm[i].light();
}