| name | 搜索索引的唯一名称。 |
| options | 索引选项集。 |
| roots | 搜索索引根目录，例如“Assets”以索引 Assets 下的所有资源。 |
| includes | 要索引的资源的独占列表。如果此列表为空，则将索引所有内容。 |
| excludes | 要排除在根目录下索引的资源的模式。 |
| onIndexReady | 创建索引并准备好使用时调用的回调函数。 |
创建一个新的搜索索引。
static string EnsureDecalPropertyIndexing()
{
var materialDb = SearchService.EnumerateDatabases().FirstOrDefault(IsIndexingMaterialProperties);
if (materialDb != null)
return materialDb.name;
if (!EditorUtility.DisplayDialog("Create decal material index",
"Your project does not contain an index with decal material properties." +
"\n\n" +
"Do you want to create one now?", "Yes", "No"))
return null;
var dbName = "Decals";
SearchService.CreateIndex(dbName,
IndexingOptions.Properties | IndexingOptions.Dependencies |
IndexingOptions.Types | IndexingOptions.Keep,
roots: null,
includes: new string[] { ".mat" },
excludes: null,
(name, path, finished) =>
{
Debug.Log($"Material index {name} created at {path}");
finished();
});
return dbName;
}
static bool IsIndexingMaterialProperties(ISearchDatabase db)
{
if (string.Equals(db.name, "Materials", StringComparison.OrdinalIgnoreCase))
return true;
return (db.indexingOptions & IndexingOptions.Properties) == IndexingOptions.Properties
&& (db.includePatterns.Count == 0 || db.includePatterns.Contains(".mat"));
}