public void TestEntitySerialization()
{
var entityAsset = new EntityAsset();
var entity1 = new Entity { Id = Guid.NewGuid() };
var entity2 = new Entity { Id = Guid.NewGuid() };
entity1.Transform.Children.Add(entity2.Transform);
entityAsset.Hierarchy.Entities.Add(entity1);
entityAsset.Hierarchy.Entities.Add(entity2);
using (var stream = new MemoryStream())
{
AssetSerializer.Save(stream, entityAsset);
stream.Position = 0;
var serializedVersion = Encoding.UTF8.GetString(stream.ToArray());
Console.WriteLine(serializedVersion);
stream.Position = 0;
var entityAsset2 = AssetSerializer.Load(stream, "xkentity");
}
}
public static void UpdateScene(EntityAsset source, EntityAsset dest, Guid destRootEntityId)
{
if (source == null)
{
throw new ArgumentNullException("source");
}
if (dest == null)
{
throw new ArgumentNullException("dest");
}
EntityBase entityBase;
if (!dest.AssetBases.TryGetValue(destRootEntityId, out entityBase))
{
throw new InvalidOperationException("This entity base was not found with given Id.");
}
var entityBaseAsset = (EntityAsset)entityBase.Base.Asset;
// Extract the scene starting from given root
var clonedSource = ExtractSceneClone(source, entityBase.SourceRoot);
// Process entities in mapping
var entitiesDiff3 = new List <EntityDiff3>();
var entitiesSourceId = new HashSet <Guid>(entityBase.IdMapping.Values);
var oppositeMapping = entityBase.IdMapping.ToDictionary(x => x.Value, x => x.Key);
foreach (var entityIdEntry in entityBase.IdMapping)
{
var entityDiff3 = new EntityDiff3();
var destEntityId = entityIdEntry.Key;
var sourceEntityId = entityIdEntry.Value;
// Get entity in dest asset (if not there anymore, we can simply skip them, they have been deleted so they can be ignored from future merges)
if (!dest.Hierarchy.Entities.TryGetValue(destEntityId, out entityDiff3.Asset1))
{
continue;
}
// Get entity in updated asset
clonedSource.Hierarchy.Entities.TryGetValue(sourceEntityId, out entityDiff3.Asset2);
// Get entity in base (previous import)
entityBaseAsset.Hierarchy.Entities.TryGetValue(sourceEntityId, out entityDiff3.Base);
entitiesDiff3.Add(entityDiff3);
}
// Merge
foreach (var entityDiff3 in entitiesDiff3)
{
throw new NotImplementedException();
//entityDiff3.MergeResult = AssetMerge.Merge(entityDiff3.Base, entityDiff3.Asset1, entityDiff3.Asset2, AssetMergePolicies.MergePolicyAsset2AsNewBaseOfAsset1);
// TODO: Proper logging and error recovery
if (entityDiff3.MergeResult.HasErrors)
{
throw new InvalidOperationException("Merge error");
}
}
// We gather entities that were added in our source since last import
// Note: We only cares about the ones that are in source but not in base -- everything else should be in entityBase.IdMapping
// (otherwise it means entity has been deleted already in dest and/or source, so merge is deleted)
var sourceExtraIds = new HashSet <Guid>(clonedSource.Hierarchy.Entities.Select(x => x.Entity.Id)); // Everything in source,
sourceExtraIds.ExceptWith(entityBaseAsset.Hierarchy.Entities.Select(x => x.Entity.Id)); // but not in base,
sourceExtraIds.ExceptWith(entitiesSourceId); // and not in entityBase.IdMapping...
foreach (var sourceEntityId in sourceExtraIds)
{
var entityDiff3 = new EntityDiff3();
// Get entity in updated asset
clonedSource.Hierarchy.Entities.TryGetValue(sourceEntityId, out entityDiff3.Asset2);
// Add it in our new entity, if possible at the same location
var asset = entityDiff3.Asset2;
var parentSourceEntity = FindParent(clonedSource.Hierarchy, entityDiff3.Asset2.Entity);
Guid parentDestEntityId;
if (!oppositeMapping.TryGetValue(parentSourceEntity.Id, out parentDestEntityId))
{
continue;
}
}
// Rebuild tree
foreach (var entityDiff3 in entitiesDiff3)
{
// TODO: Try to propagate tree changes (it's not a big deal if we fail, but try to do it as good as possible)
}
}
public static void UpdateScene(EntityAsset source, EntityAsset dest, Guid destRootEntityId)
{
if (source == null) throw new ArgumentNullException("source");
if (dest == null) throw new ArgumentNullException("dest");
EntityBase entityBase;
if (!dest.AssetBases.TryGetValue(destRootEntityId, out entityBase))
throw new InvalidOperationException("This entity base was not found with given Id.");
var entityBaseAsset = (EntityAsset)entityBase.Base.Asset;
// Extract the scene starting from given root
var clonedSource = ExtractSceneClone(source, entityBase.SourceRoot);
// Process entities in mapping
var entitiesDiff3 = new List<EntityDiff3>();
var entitiesSourceId = new HashSet<Guid>(entityBase.IdMapping.Values);
var oppositeMapping = entityBase.IdMapping.ToDictionary(x => x.Value, x => x.Key);
foreach (var entityIdEntry in entityBase.IdMapping)
{
var entityDiff3 = new EntityDiff3();
var destEntityId = entityIdEntry.Key;
var sourceEntityId = entityIdEntry.Value;
// Get entity in dest asset (if not there anymore, we can simply skip them, they have been deleted so they can be ignored from future merges)
if (!dest.Hierarchy.Entities.TryGetValue(destEntityId, out entityDiff3.Asset1))
continue;
// Get entity in updated asset
clonedSource.Hierarchy.Entities.TryGetValue(sourceEntityId, out entityDiff3.Asset2);
// Get entity in base (previous import)
entityBaseAsset.Hierarchy.Entities.TryGetValue(sourceEntityId, out entityDiff3.Base);
entitiesDiff3.Add(entityDiff3);
}
// Merge
foreach (var entityDiff3 in entitiesDiff3)
{
throw new NotImplementedException();
//entityDiff3.MergeResult = AssetMerge.Merge(entityDiff3.Base, entityDiff3.Asset1, entityDiff3.Asset2, AssetMergePolicies.MergePolicyAsset2AsNewBaseOfAsset1);
// TODO: Proper logging and error recovery
if (entityDiff3.MergeResult.HasErrors)
throw new InvalidOperationException("Merge error");
}
// We gather entities that were added in our source since last import
// Note: We only cares about the ones that are in source but not in base -- everything else should be in entityBase.IdMapping
// (otherwise it means entity has been deleted already in dest and/or source, so merge is deleted)
var sourceExtraIds = new HashSet<Guid>(clonedSource.Hierarchy.Entities.Select(x => x.Entity.Id)); // Everything in source,
sourceExtraIds.ExceptWith(entityBaseAsset.Hierarchy.Entities.Select(x => x.Entity.Id)); // but not in base,
sourceExtraIds.ExceptWith(entitiesSourceId); // and not in entityBase.IdMapping...
foreach (var sourceEntityId in sourceExtraIds)
{
var entityDiff3 = new EntityDiff3();
// Get entity in updated asset
clonedSource.Hierarchy.Entities.TryGetValue(sourceEntityId, out entityDiff3.Asset2);
// Add it in our new entity, if possible at the same location
var asset = entityDiff3.Asset2;
var parentSourceEntity = FindParent(clonedSource.Hierarchy, entityDiff3.Asset2.Entity);
Guid parentDestEntityId;
if (!oppositeMapping.TryGetValue(parentSourceEntity.Id, out parentDestEntityId))
continue;
}
// Rebuild tree
foreach (var entityDiff3 in entitiesDiff3)
{
// TODO: Try to propagate tree changes (it's not a big deal if we fail, but try to do it as good as possible)
}
}