// TODO: this function seems WEIRD!
private float ActualCost(RoomGroup pStart, RoomGroup pGoal)
{
if (pStart.Equals(pGoal))
{
return(50f);
}
return(100.0f);
/*Dictionary<RoomGroup, float> innerCache;
*
* if (_costCache.TryGetValue (pStart, out innerCache)) {
* float cachedCost;
* if (innerCache.TryGetValue (pGoal, out cachedCost)) {
* return cachedCost;
* }
* }
*
* float cost = pStart.room == pGoal.room ? 0.1f : 1.0f;
*
* if (innerCache == null) {
* innerCache = new Dictionary<RoomGroup, float> ();
* _costCache.Add (pStart, innerCache);
* }
*
* innerCache [pGoal] = cost;
*
* return cost;*/
}
private float CostEstimate(RoomGroup pStart, RoomGroup pGoal)
{
if (pStart.Equals(pGoal))
{
return(1f);
}
int dx = pStart.room.worldPosition.x - pGoal.room.worldPosition.x;
int dy = pStart.room.worldPosition.y - pGoal.room.worldPosition.y;
float estimate = Math.Abs(dx) + Math.Abs(dy);
#if LOG
D.Log("Estimate: " + estimate);
#endif
return(estimate);
}
