// Construct Shared Array For Serveral Entities
protected override void OnUpdate()
{
// 读取数据并存储在 BlobAsset 中
gmBlobRefs = new List <BlobAssetReference <GroundMotionBlobAsset> >();
// 获得所有可选 GroundMotion 的名字
var gms = GmDataReader.GroundMotionFolders(groundMotionPath);
foreach (var item in gms)
{
//FIXME: Debug 运行了两次，表示读取了两次数据？ 可能有问题代码
//Debug.Log(item);
if (!GetData(item))
{
break;
}
// 创建 BlobBuilder，赋值 gmArray 和 gmName
BlobBuilder blobBuilder = new BlobBuilder(Allocator.Temp);
// Blob 声明资产类型
ref GroundMotionBlobAsset groundMotionBlobAsset = ref blobBuilder.ConstructRoot <GroundMotionBlobAsset>();
BlobBuilderArray <GroundMotion> gmArray = blobBuilder.Allocate(ref groundMotionBlobAsset.gmArray, acc.Count);
// 存储加速度数据为 BlobArray
// TODO: 也许有新的数据转换方式从 List<Vector3> 到 BlobBuilderArray<GroundMotion>
for (int i = 0; i < acc.Count; ++i)
{
gmArray[i] = new GroundMotion {
acceleration = new float3(acc[i])
};
}
// 存储相应地震名字为 BlobString
blobBuilder.AllocateString(ref groundMotionBlobAsset.gmName, item);
// 声明 Blob 资产引用
BlobAssetReference <GroundMotionBlobAsset> groundMotionBlobAssetReference =
blobBuilder.CreateBlobAssetReference <GroundMotionBlobAsset>(Allocator.Persistent);
gmBlobRefs.Add(groundMotionBlobAssetReference);
// 释放 BlobBuilder
blobBuilder.Dispose();
}
public unsafe BlobAssetReference Build(ITreeNode <INodeDataBuilder>[] builders)
{
if (NodeType.IsZeroSizeStruct())
{
return(BlobAssetReference.Null);
}
var blobBuilder = new BlobBuilder(Allocator.Temp, UnsafeUtility.SizeOf(NodeType));
try
{
var dataPtr = blobBuilder.ConstructRootPtrByType(NodeType);
Build(dataPtr, blobBuilder, builders);
return(blobBuilder.CreateReferenceByType(NodeType));
}
finally
{
blobBuilder.Dispose();
}
}
private void Start()
{
//boidsToSpawn = 5000;
// GameObject.Find("Spawn").GetComponentInChildren<Text>().text = "Spawn";
totalSpawnedBoids = 0;
entitymanager = World.DefaultGameObjectInjectionWorld.EntityManager;
currentPosition = this.transform.position;
ea = entitymanager.CreateArchetype(
typeof(Translation),
typeof(Rotation),
typeof(LocalToWorld),
typeof(RenderMesh),
typeof(RenderBounds),
typeof(Boid_ComponentData)
);
debugEntities = new List <Entity>();
try
{
BlobBuilder bb = new BlobBuilder(Unity.Collections.Allocator.Temp);
boidManagerReference = new BlobAssetReference <BoidManagerBLOB>();
ref BoidManagerBLOB bmb = ref bb.ConstructRoot <BoidManagerBLOB>();
BlobBuilderArray <Boid_Manager> blobManagerArray = bb.Allocate(ref bmb.blobManagerArray, 9);
blobManagerArray[0] = new Boid_Manager
{
cohesionBias = cohesionBias,
separationBias = separationBias,
alignmentBias = alignmentBias,
targetBias = targetBias,
perceptionRadius = perceptionRadius,
step = step,
cellSize = cellSize,
fieldOfView = fieldOfView,
maxPercived = maxPercived
};
boidManagerReference = bb.CreateBlobAssetReference <BoidManagerBLOB>(Unity.Collections.Allocator.Persistent);
bb.Dispose();
}
public override void OnImportAsset(AssetImportContext ctx)
{
var scene = EditorSceneManager.OpenScene(ctx.assetPath, OpenSceneMode.Additive);
try
{
var dependencies = AssetDatabase.GetDependencies(scene.path).Where(x => x.ToLower().EndsWith(".prefab"));
foreach (var dependency in dependencies)
{
ctx.DependsOnSourceAsset(dependency);
}
var metaPath = ctx.GetResultPath("scenemeta");
var subScenes = SubScene.AllSubScenes;
var sceneGuids = subScenes.Where(x => x.SceneGUID != default(Hash128)).Select(x => x.SceneGUID).Distinct().ToArray();
var builder = new BlobBuilder(Allocator.Temp);
ref var metaData = ref builder.ConstructRoot <SceneMetaData>();
builder.Construct(ref metaData.SubScenes, sceneGuids);
BlobAssetReference <SceneMetaData> .Write(builder, metaPath, SceneMetaDataImporter.CurrentFileFormatVersion);
builder.Dispose();
}
public void TearDown()
{
_builder.Dispose();
}