public void Test_FieldValueFactory_With_Single_Value_Produces_Correct_FieldValueUpdate([EntityDataCollectionTestRange] int index, [Values(1, 2, 3, 4, 5, 6, 7, 8)] int value)
{
//arrange
ChangeTrackingEntityFieldDataCollectionDecorator <TestFieldType> collection = new ChangeTrackingEntityFieldDataCollectionDecorator <TestFieldType>(new EntityFieldDataCollection <TestFieldType>());
FieldValueUpdateFactory updateFactory = new FieldValueUpdateFactory();
//act
collection.SetFieldValue <int>(index, value);
FieldValueUpdate fieldValueUpdate = updateFactory.Create(new EntityFieldUpdateCreationContext(collection, collection.ChangeTrackingArray));
//assert
Assert.AreEqual(1, fieldValueUpdate.FieldValueUpdateMask.EnumerateSetBitsByIndex().Count(), $"Found more than 1 set bit.");
Assert.AreEqual(value, fieldValueUpdate.FieldValueUpdates.First(), $"Serialized value was not expected value.");
Assert.AreEqual(index, fieldValueUpdate.FieldValueUpdateMask.EnumerateSetBitsByIndex().First(), $"Index: {index} was expected to be in the update but was not.");
}
public void Test_FieldValueFactory_With_Multiple_Value_Produces_Correct_FieldValueUpdate()
{
//arrange
ChangeTrackingEntityFieldDataCollectionDecorator <TestFieldType> collection = new ChangeTrackingEntityFieldDataCollectionDecorator <TestFieldType>(new EntityFieldDataCollection <TestFieldType>());
FieldValueUpdateFactory updateFactory = new FieldValueUpdateFactory();
//act
collection.SetFieldValue <int>(1, 5);
collection.SetFieldValue <int>(2, 4);
collection.SetFieldValue <int>(3, 7);
FieldValueUpdate fieldValueUpdate = updateFactory.Create(new EntityFieldUpdateCreationContext(collection, collection.ChangeTrackingArray));
//assert
Assert.AreEqual(3, fieldValueUpdate.FieldValueUpdateMask.EnumerateSetBitsByIndex().Count(), $"Found more than 1 set bit.");
Assert.AreEqual(5, fieldValueUpdate.FieldValueUpdates.First(), $"Serialized value was not expected value.");
Assert.AreEqual(1, fieldValueUpdate.FieldValueUpdateMask.EnumerateSetBitsByIndex().First(), $"Index: {1} was expected to be first index.");
}
/// <inheritdoc />
public void Tick()
{
using (LockingPolicy.ReaderLock(null, CancellationToken.None))
{
//For every player we need to do some processing so that we can entity data update values
foreach (var guid in PlayerGuids)
{
InterestCollection interest = GetEntityInterestCollection(guid);
//Even if we only know ourselves we should do this anyway
//so that the client can receieve entity data changes about itself
//TODO: We probably won't send an update about ALL entites, so this is some wasted allocations and time
List <EntityAssociatedData <FieldValueUpdate> > updates = new List <EntityAssociatedData <FieldValueUpdate> >(interest.ContainedEntities.Count);
foreach (var interestingEntityGuid in interest.ContainedEntities)
{
//Don't build an update for entities that don't have any changes
if (!ChangeTrackerHasChangesForEntity(interestingEntityGuid))
{
continue;
}
//TODO: We should cache this update value so we don't need to recompute it for ALL players who are interested
//This is the update collection for the particular Entity with guid interestingEntityGuid
//We want to use the CHANGE TRACKING bitarray for updates. If this was initial discovery we'd use the SIT bitarray to send all set values.
FieldValueUpdate update = UpdateFactory.Create(new EntityFieldUpdateCreationContext(ChangeTrackingCollections[interestingEntityGuid], ChangeTrackingCollections[interestingEntityGuid].ChangeTrackingArray));
updates.Add(new EntityAssociatedData <FieldValueUpdate>(interestingEntityGuid, update));
}
//It's possible no entity had updates, so we should not send a packet update
if (updates.Count != 0)
{
SendUpdate(guid, updates);
}
}
foreach (var dataEntityCollection in ChangeTrackingCollections.Values)
{
dataEntityCollection.ClearTrackedChanges();
}
}
}
/// <inheritdoc />
public EntityCreationData([NotNull] NetworkEntityGuid entityGuid, [NotNull] IMovementData initialMovementData, [NotNull] FieldValueUpdate initialFieldValues)
{
EntityGuid = entityGuid ?? throw new ArgumentNullException(nameof(entityGuid));
InitialMovementData = initialMovementData ?? throw new ArgumentNullException(nameof(initialMovementData));
InitialFieldValues = initialFieldValues ?? throw new ArgumentNullException(nameof(initialFieldValues));
}
private static EntityFieldDataCollection <EntityDataFieldType> CreateEntityDataCollectionFromPayload(FieldValueUpdate fieldUpdateValues)
{
//TODO: We need better initial handling for entity data
EntityFieldDataCollection <EntityDataFieldType> entityData = new EntityFieldDataCollection <EntityDataFieldType>();
int currentSentIndex = 0;
foreach (var setIndex in fieldUpdateValues.FieldValueUpdateMask.EnumerateSetBitsByIndex())
{
entityData.SetFieldValue(setIndex, fieldUpdateValues.FieldValueUpdates.ElementAt(currentSentIndex));
currentSentIndex++;
}
return(entityData);
}
