/*
* Returns a random object from our prefab list
*/
private GameObject randomPrefab()
{
//Finding some random object with probability of the weights
float sum_of_weights = 0;
//Summing all the weights
foreach (WeightedItem i in prefabs)
{
sum_of_weights += i.getWeight();
}
//Getting a random number between 0 and the sum of the weights
float rnd = Random.Range(0, sum_of_weights);
//Returning the random object
foreach (WeightedItem i in prefabs)
{
if (rnd < i.getWeight())
{
return(i.getObject());
}
rnd -= i.getWeight();
}
//If we don't pick anything, just return some random prefab
//We should never be here, this is just in case
WeightedItem item = prefabs[Random.Range(0, prefabs.Length)];
return(item.getObject());
}
