jpass23_CoinFlip/PointImpl.pde
class PointImpl implements Point{
  private final float x;
  private final float y;
  
  public PointImpl(float x, float y){
    this.x = x;
    this.y = y;
  }
  
  public float getX(){
    return this.x;
  }
  
  public float getY(){
    return this.y;
  }
  
  /*
  public void setX(float x){
    this.x = x;
  }
  
  public void setY(float y){
    this.y = y;
  }
  */
}
