Exemple #1
0
        /// <summary>
        /// 简单收集
        /// </summary>
        public static void CollectShaderVariant()
        {
            //先搜集所有keyword到工具类SVC
            ToolSVC = new ShaderVariantCollection();
            var shaders = AssetDatabase.FindAssets("t:Shader", new string[] { "Assets", "Packages" }).ToList();

            foreach (var shader in shaders)
            {
                ShaderVariantCollection.ShaderVariant sv = new ShaderVariantCollection.ShaderVariant();
                var shaderPath = AssetDatabase.GUIDToAssetPath(shader);
                sv.shader = AssetDatabase.LoadAssetAtPath <Shader>(shaderPath);
                ToolSVC.Add(sv);
                //
                allShaderNameList.Add(shaderPath);
            }


            //防空
            var dirt = Path.GetDirectoryName(toolsSVCpath);

            if (!Directory.Exists(dirt))
            {
                Directory.CreateDirectory(dirt);
            }

            AssetDatabase.CreateAsset(ToolSVC, toolsSVCpath);


            var paths = BApplication.GetAllRuntimeDirects().ToArray();
            //搜索所有runtime中所有可能挂载mat的地方
            var scriptObjectAssets = AssetDatabase.FindAssets("t:ScriptableObject", paths).ToList(); //自定义序列化脚本中也有可能有依赖
            var prefabAssets       = AssetDatabase.FindAssets("t:Prefab", paths).ToList();
            var matAssets          = AssetDatabase.FindAssets("t:Material", paths).ToList();


            //ERROR: 添加runtime中独立的shader,没有mat 视为其没有Shader_Featrue变体
            var shadertAssets = AssetDatabase.FindAssets("t:Shader", paths); //自定义序列化脚本中也有可能有依赖

            foreach (var guid in shadertAssets)
            {
                var path = AssetDatabase.GUIDToAssetPath(guid);
                Debug.LogError("不建议将shader放在runtime中,没有mat信息 无法搜集变体! " + path);
            }

            //搜索mat
            var guidList = new List <string>();

            guidList.AddRange(prefabAssets);
            guidList.AddRange(matAssets);
            guidList.AddRange(scriptObjectAssets);
            List <string> allMatPaths = new List <string>();

            //GUID to assetPath
            for (int i = 0; i < guidList.Count; i++)
            {
                var path = AssetDatabase.GUIDToAssetPath(guidList[i]);
                //获取依赖中的mat
                var dependenciesPath = AssetDatabase.GetDependencies(path, true);
                foreach (var dp in dependenciesPath)
                {
                    if (Path.GetExtension(dp).Equals(".mat", StringComparison.OrdinalIgnoreCase))
                    {
                        allMatPaths.Add(dp);
                    }
                    else if (Path.GetExtension(dp).Equals(".asset", StringComparison.OrdinalIgnoreCase)) //依赖的ScripttableObject,会
                    {
                        scriptObjectAssets.Add(AssetDatabase.AssetPathToGUID(dp));
                    }
                }
            }

            //ScripttableObject 里面有可能存mat信息
            foreach (var asset in scriptObjectAssets)
            {
                var path = AssetDatabase.GUIDToAssetPath(asset);
                var mat  = AssetDatabase.LoadAssetAtPath <Material>(path);
                if (mat != null)
                {
                    allMatPaths.Add(path);
                }
            }

            //开始收集ShaderVaraint
            allMatPaths = allMatPaths.Distinct().ToList();
            ShaderVariantCollection allShaderVaraint = null;
            var tools = new ShaderVariantsCollectionTools();

            allShaderVaraint = tools.CollectionKeywords(allMatPaths.ToArray(), ToolSVC);


            //输出SVC文件
            var targetDir = Path.GetDirectoryName(BResources.ALL_SHADER_VARAINT_ASSET_PATH);

            if (!Directory.Exists(targetDir))
            {
                Directory.CreateDirectory(targetDir);
            }

            AssetDatabase.DeleteAsset(BResources.ALL_SHADER_VARAINT_ASSET_PATH);
            AssetDatabase.CreateAsset(allShaderVaraint, BResources.ALL_SHADER_VARAINT_ASSET_PATH);
            AssetDatabase.Refresh();

            Debug.Log("<color=red>shader_features收集完毕,multi_compiles默认全打包需要继承IPreprocessShaders.OnProcessShader自行剔除!</color>");
            // var dependencies = AssetDatabase.GetDependencies(BResources.ALL_SHADER_VARAINT_ASSET_PATH);
            // foreach (var guid in dependencies )
            // {
            //     Debug.Log("依赖shader:" + guid);
            // }
        }
        /// <summary>
        /// 简单收集
        /// </summary>
        public static void CollectShaderVariant()
        {
            //先搜集所有keyword到工具类SVC
            ToolSVC = new ShaderVariantCollection();
            var shaders = AssetDatabase.FindAssets("t:Shader", new string[] { "Assets", "Packages" }).ToList();

            foreach (var shader in shaders)
            {
                ShaderVariantCollection.ShaderVariant sv = new ShaderVariantCollection.ShaderVariant();
                var shaderPath = AssetDatabase.GUIDToAssetPath(shader);
                sv.shader = AssetDatabase.LoadAssetAtPath <Shader>(shaderPath);
                ToolSVC.Add(sv);
                //
                allShaderNameList.Add(shaderPath);
            }


            //防空
            var dirt = Path.GetDirectoryName(toolsSVCpath);

            if (!Directory.Exists(dirt))
            {
                Directory.CreateDirectory(dirt);
            }

            AssetDatabase.CreateAsset(ToolSVC, toolsSVCpath);


            //搜索所有Mat
            var paths   = BApplication.GetAllRuntimeDirects().ToArray();
            var assets  = AssetDatabase.FindAssets("t:Prefab", paths).ToList();
            var assets2 = AssetDatabase.FindAssets("t:Material", paths);

            assets.AddRange(assets2);
            List <string> allMatPaths = new List <string>();

            //GUID to assetPath
            for (int i = 0; i < assets.Count; i++)
            {
                var path = AssetDatabase.GUIDToAssetPath(assets[i]);
                //获取依赖中的mat
                var dependenciesPath = AssetDatabase.GetDependencies(path, true);
                var mats             = dependenciesPath.ToList().FindAll((dp) => AssetDatabase.GetMainAssetTypeAtPath(dp) == typeof(Material));
                allMatPaths.AddRange(mats);
            }

            allMatPaths = allMatPaths.Distinct().ToList();
            ShaderVariantCollection allShaderVaraint = null;

            //收集ShaderVaraint
            var tools = new ShaderVariantsCollectionTools();

            allShaderVaraint = tools.CollectionKeywords(allMatPaths.ToArray(), ToolSVC);



            var targetDir = Path.GetDirectoryName(BResources.ALL_SHADER_VARAINT_ASSET_PATH);

            if (!Directory.Exists(targetDir))
            {
                Directory.CreateDirectory(targetDir);
            }

            AssetDatabase.DeleteAsset(BResources.ALL_SHADER_VARAINT_ASSET_PATH);
            AssetDatabase.CreateAsset(allShaderVaraint, BResources.ALL_SHADER_VARAINT_ASSET_PATH);
            AssetDatabase.Refresh();

            // var dependencies = AssetDatabase.GetDependencies(BResources.ALL_SHADER_VARAINT_ASSET_PATH);
            // foreach (var guid in dependencies )
            // {
            //     Debug.Log("依赖shader:" + guid);
            // }
        }