public void Prepare(Entity entity, Entity parentEntity, DeterministicGenerator deterministicBatchGenerator)
{
for (int spawnPointCounter = 0; spawnPointCounter < LocalCreatureSpawnPoints.Count; spawnPointCounter++)
{
NitroxVector3 localSpawnPosition = LocalCreatureSpawnPoints[spawnPointCounter];
float targetProbabilitySum = (float)deterministicBatchGenerator.NextDouble() * creatureProbabiltySum;
float probabilitySum = 0;
foreach (ReefbackEntity creature in SpawnableCreatures)
{
probabilitySum += creature.probability;
if (probabilitySum >= targetProbabilitySum)
{
int totalToSpawn = deterministicBatchGenerator.NextInt(creature.minNumber, creature.maxNumber + 1);
for (int i = 0; i < totalToSpawn; i++)
{
NitroxId id = deterministicBatchGenerator.NextId();
Entity child = new Entity(localSpawnPosition, new NitroxQuaternion(0, 0, 0, 1), new NitroxVector3(1, 1, 1), creature.techType.ToDto(), entity.Level, creature.classId, true, id, null, parentEntity);
entity.ChildEntities.Add(child);
}
break;
}
}
}
}
private IEnumerable <Entity> SpawnEntitiesUsingRandomDistribution(EntitySpawnPoint entitySpawnPoint, List <UwePrefab> prefabs, DeterministicGenerator deterministicBatchGenerator, Entity parentEntity = null)
{
List <UwePrefab> allowedPrefabs = FilterAllowedPrefabs(prefabs, entitySpawnPoint);
float rollingProbabilityDensity = allowedPrefabs.Sum(prefab => prefab.Probability / entitySpawnPoint.Density);
if (rollingProbabilityDensity <= 0)
{
yield break;
}
double randomNumber = deterministicBatchGenerator.NextDouble();
if (rollingProbabilityDensity > 1f)
{
randomNumber *= rollingProbabilityDensity;
}
double rollingProbability = 0;
UwePrefab selectedPrefab = allowedPrefabs.FirstOrDefault(prefab =>
{
if (Math.Abs(prefab.Probability) < 0.0001)
{
return(false);
}
float probabilityDensity = prefab.Probability / entitySpawnPoint.Density;
rollingProbability += probabilityDensity;
return(rollingProbability >= randomNumber);
});
if (selectedPrefab == null)
{
yield break;
}
Optional <UweWorldEntity> opWorldEntity = worldEntityFactory.From(selectedPrefab.ClassId);
if (opWorldEntity.HasValue)
{
UweWorldEntity uweWorldEntity = opWorldEntity.Value;
for (int i = 0; i < selectedPrefab.Count; i++)
{
IEnumerable <Entity> entities = CreateEntityWithChildren(entitySpawnPoint,
uweWorldEntity.Scale,
uweWorldEntity.TechType,
uweWorldEntity.CellLevel,
selectedPrefab.ClassId,
deterministicBatchGenerator,
parentEntity);
foreach (Entity entity in entities)
{
yield return(entity);
}
}
}
}