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- //------------------------------------------------------------
- // Game Framework
- // Copyright © 2013-2021 loyalsoft. All rights reserved.
- // Homepage: http://www.game7000.com/
- // Feedback: http://www.game7000.com/
- //------------------------------------------------------------
- using GameFramework.ObjectPool;
- using System.Collections.Generic;
- namespace GameFramework.Resource
- {
- internal sealed partial class ResourceManager : GameFrameworkModule, IResourceManager
- {
- private sealed partial class ResourceLoader
- {
- /// <summary>
- /// 资源对象。
- /// </summary>
- private sealed class AssetObject : ObjectBase
- {
- private List<object> m_DependencyAssets;
- private object m_Resource;
- private IResourceHelper m_ResourceHelper;
- private ResourceLoader m_ResourceLoader;
- public AssetObject()
- {
- m_DependencyAssets = new List<object>();
- m_Resource = null;
- m_ResourceHelper = null;
- m_ResourceLoader = null;
- }
- public override bool CustomCanReleaseFlag
- {
- get
- {
- int targetReferenceCount = 0;
- m_ResourceLoader.m_AssetDependencyCount.TryGetValue(Target, out targetReferenceCount);
- return base.CustomCanReleaseFlag && targetReferenceCount <= 0;
- }
- }
- public static AssetObject Create(string name, object target, List<object> dependencyAssets, object resource, IResourceHelper resourceHelper, ResourceLoader resourceLoader)
- {
- if (dependencyAssets == null)
- {
- throw new GameFrameworkException("Dependency assets is invalid.");
- }
- if (resource == null)
- {
- throw new GameFrameworkException("Resource is invalid.");
- }
- if (resourceHelper == null)
- {
- throw new GameFrameworkException("Resource helper is invalid.");
- }
- if (resourceLoader == null)
- {
- throw new GameFrameworkException("Resource loader is invalid.");
- }
- AssetObject assetObject = ReferencePool.Acquire<AssetObject>();
- assetObject.Initialize(name, target);
- assetObject.m_DependencyAssets.AddRange(dependencyAssets);
- assetObject.m_Resource = resource;
- assetObject.m_ResourceHelper = resourceHelper;
- assetObject.m_ResourceLoader = resourceLoader;
- foreach (object dependencyAsset in dependencyAssets)
- {
- int referenceCount = 0;
- if (resourceLoader.m_AssetDependencyCount.TryGetValue(dependencyAsset, out referenceCount))
- {
- resourceLoader.m_AssetDependencyCount[dependencyAsset] = referenceCount + 1;
- }
- else
- {
- resourceLoader.m_AssetDependencyCount.Add(dependencyAsset, 1);
- }
- }
- return assetObject;
- }
- public override void Clear()
- {
- base.Clear();
- m_DependencyAssets.Clear();
- m_Resource = null;
- m_ResourceHelper = null;
- m_ResourceLoader = null;
- }
- public override void OnUnspawn()
- {
- base.OnUnspawn();
- foreach (object dependencyAsset in m_DependencyAssets)
- {
- m_ResourceLoader.m_AssetPool.Unspawn(dependencyAsset);
- }
- }
- public override void Release(bool isShutdown)
- {
- if (!isShutdown)
- {
- int targetReferenceCount = 0;
- if (m_ResourceLoader.m_AssetDependencyCount.TryGetValue(Target, out targetReferenceCount) && targetReferenceCount > 0)
- {
- throw new GameFrameworkException(Utility.Text.Format("Asset target '{0}' reference count is '{1}' larger than 0.", Name, targetReferenceCount));
- }
- foreach (object dependencyAsset in m_DependencyAssets)
- {
- int referenceCount = 0;
- if (m_ResourceLoader.m_AssetDependencyCount.TryGetValue(dependencyAsset, out referenceCount))
- {
- m_ResourceLoader.m_AssetDependencyCount[dependencyAsset] = referenceCount - 1;
- }
- else
- {
- throw new GameFrameworkException(Utility.Text.Format("Asset target '{0}' dependency asset reference count is invalid.", Name));
- }
- }
- m_ResourceLoader.m_ResourcePool.Unspawn(m_Resource);
- }
- m_ResourceLoader.m_AssetDependencyCount.Remove(Target);
- m_ResourceLoader.m_AssetToResourceMap.Remove(Target);
- m_ResourceHelper.Release(Target);
- }
- }
- }
- }
- }
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