/// <summary>Used internally to update each spawnable's previous-chance so it may be used next validation.</summary>
private void UpdateTrackersForChanceValues()
{
for (int i = 0; i < _spawnables.Count; i++)
{
SpawnNodeEnemy s = _spawnables[i];
s._prevChance = s._chance;
}
}
private void KeepSpawnChancesInRatio()
{
if (_spawnables.Count > 0)
{
// Find which spawnable had it's chance value modified.
int index = FindAlteredChanceIndex();
// Get the sum of all chance values
float sum = GetChanceSum();
float sumExcludingModified = GetChanceSum(index);
float remainder = (index >= 0) ? 100 - _spawnables[index]._chance : 100;
if (sum != 100.0f)
{
bool changeMade = false;
// Iterate through each spawnable
for (int i = 0; i < _spawnables.Count; i++)
{
SpawnNodeEnemy s = _spawnables[i];
// Find the ratio, then set the value to this ratio of the remainder
if (s._chance > 0 && i != index)
{
changeMade = true;
float ratio = s._chance / sumExcludingModified;
s._chance = remainder * ratio;
}
}
if (!changeMade)
{
// No changes were made! Either there is only one spawnable, or all non-modified are at 0
if (_spawnables.Count == 1)
{
_spawnables[0]._chance = 100;
}
else
{
int zeroQuantity = 0;
foreach (SpawnNodeEnemy s in _spawnables)
{
if (s._chance == 0)
{
zeroQuantity++;
}
}
float ratio = remainder / zeroQuantity;
for (int i = 0; i < _spawnables.Count; i++)
{
SpawnNodeEnemy s = _spawnables[i];
if (i != index)
{
s._chance = ratio;
}
}
}
}
}
// Update each spawnable's previous-chance for use next Validation
UpdateTrackersForChanceValues();
}
}