docs: void computeAverageP(Cache cache) {
  		float[] weights = cache.weights.data;
  		cache.aveP.set(0,0);
  
  		for (int i = 0; i < controls.size(); i++) {
  			Control c = controls.get(i);
  			float w = weights[i];
  			cache.aveP.x += c.p.x * w;
  			cache.aveP.y += c.p.y * w;
  		}
  		cache.aveP.x /= cache.totalWeight;
  		cache.aveP.y /= cache.totalWeight;
  	}