this.rand = new Random();
this.generator = new PolytrisStoneGenerator(rand);
this.level = params.getParValueInt("Polytris.Level");
this.evaluations.add(new EvaluateCanyons());
this.evaluations.add(new EvaluateGaps());
this.evaluations.add(new EvaluateHeight());
this.stoneEvaluation = new EvaluateStone();
// Bombs.
this.bombPosition = new Vector2D(this.getGridWidth() / 2, 1);
this.bombAgent = new BombAgent(100000, this, this.getParCollection());