	public void onCollideWithParticle(BaseParticle particle) {
		if(!(particle instanceof LeafParticle)){
			particle.potential*=0.5;
			particle.effect=2;
		}
	}

	public void onCollideWithParticle(BaseParticle particle) {
		if((!(particle instanceof LeafParticle))&&particle.effect!=2){
			particle.potential*=0.5;
			particle.effect=2;
		}
	}
