public class Position {
  public float x;
  public float y;
  public float z;

  public Position() {
    x = y = z = 0.0F;
  }

  public Position(float x,float y,float z) {
    this.x = x;
    this.y = y;
    this.z = z;
  }

  public Position(Position p) {
    x = p.x;
    y = p.y;
    z = p.z;
  }

  public String toString() {
    return("["+x+","+y+","+z+"]");
  }
}