StateLink GetRandomLink()
{
float totalWeight = GetTotalWeight();
if (totalWeight == 0.0f)
{
return(null);
}
float r = Random.Range(0, totalWeight);
totalWeight = 0.0f;
int index = 0;
int linkCount = _Links.Count;
for (int linkIndex = 0; linkIndex < linkCount; linkIndex++)
{
LinkWeight link = _Links[linkIndex];
if (totalWeight <= r && r < totalWeight + link.weight)
{
index = linkIndex;
break;
}
totalWeight += link.weight;
}
return(_Links[index].link);
}
public float GetTotalWeight()
{
if (_Links.Count == 0)
{
return(0);
}
float totalWeight = 0.0f;
int linkCount = _Links.Count;
for (int linkIndex = 0; linkIndex < linkCount; linkIndex++)
{
LinkWeight link = _Links[linkIndex];
totalWeight += link.weight;
}
return(totalWeight);
}
