/**
	 * Delete particle from pool
	 * @param effect
	 */
	public void remove(PooledEffect effect) {
		effect.free();
		Iterator<PooledEffect> it = pool.iterator();
	    while (it.hasNext()) {
	    	PooledEffect actual = it.next();
	    	if(actual.equals(effect)) {
	    		it.remove();
	    	}
	    }
	}