103 lines
3.0 KiB
C#
103 lines
3.0 KiB
C#
using System;
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using UnityEngine;
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namespace UnityEditor.ShaderGraph.Internal
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{
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[Serializable]
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public sealed class SerializableCubemap : ISerializationCallbackReceiver
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{
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[SerializeField]
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string m_SerializedCubemap;
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[SerializeField]
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string m_Guid;
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[NonSerialized]
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Cubemap m_Cubemap;
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[Serializable]
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class CubemapHelper
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{
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#pragma warning disable 649
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public Cubemap cubemap;
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#pragma warning restore 649
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}
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// used to get a Cubemap ref guid without loading the cubemap asset itself into memory
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[Serializable]
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class MinimalCubemapHelper
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{
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// these variables are only ever populated by serialization, disable the C# warning that checks if they are ever assigned
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#pragma warning disable 0649
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[Serializable]
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public struct MinimalTextureRef
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{
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public string guid;
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}
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public MinimalTextureRef cubemap;
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#pragma warning restore 0649
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}
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internal string guid
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{
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get
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{
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if (!string.IsNullOrEmpty(m_SerializedCubemap))
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{
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var textureHelper = new MinimalCubemapHelper();
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EditorJsonUtility.FromJsonOverwrite(m_SerializedCubemap, textureHelper);
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if (!string.IsNullOrEmpty(textureHelper.cubemap.guid))
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return textureHelper.cubemap.guid;
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}
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if (!string.IsNullOrEmpty(m_Guid))
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{
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return m_Guid;
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}
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if (m_Cubemap != null)
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{
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if (AssetDatabase.TryGetGUIDAndLocalFileIdentifier(m_Cubemap, out string guid, out long localId))
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return guid;
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}
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return null;
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}
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}
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public Cubemap cubemap
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{
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get
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{
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if (!string.IsNullOrEmpty(m_SerializedCubemap))
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{
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var textureHelper = new CubemapHelper();
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EditorJsonUtility.FromJsonOverwrite(m_SerializedCubemap, textureHelper);
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m_SerializedCubemap = null;
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m_Guid = null;
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m_Cubemap = textureHelper.cubemap;
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}
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else if (!string.IsNullOrEmpty(m_Guid) && m_Cubemap == null)
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{
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m_Cubemap = AssetDatabase.LoadAssetAtPath<Cubemap>(AssetDatabase.GUIDToAssetPath(m_Guid));
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m_Guid = null;
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}
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return m_Cubemap;
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}
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set
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{
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m_Cubemap = value;
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m_Guid = null;
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m_SerializedCubemap = null;
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}
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}
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public void OnBeforeSerialize()
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{
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m_SerializedCubemap = EditorJsonUtility.ToJson(new CubemapHelper { cubemap = cubemap }, false);
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}
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public void OnAfterDeserialize()
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{
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}
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}
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}
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