public ItemModifier GetRandomModifierWithTarget(float targetQuality = 1f, float variance = 1f)
{
float num1 = 0.0f;
foreach (ItemModifierProbability modifierProbability in this.ItemModifiersWithProbability.Values)
{
num1 += ItemModifierGroup.GetProb(modifierProbability.ItemModifier, targetQuality);
}
float num2 = MBRandom.RandomFloat * num1;
foreach (ItemModifierProbability modifierProbability in this.ItemModifiersWithProbability.Values)
{
float prob = ItemModifierGroup.GetProb(modifierProbability.ItemModifier, targetQuality);
num2 -= prob;
if ((double)num2 < -1.0000000116861E-07)
{
return(modifierProbability.ItemModifier);
}
}
return((ItemModifier)null);
}
