unity 代码实现绝对路径转resource路径
时间: 2024-10-05 17:01:39 浏览: 41
在Unity中,绝对路径和Resource路径主要用于游戏资源的组织和引用。当你有一个从硬盘上直接读取的绝对路径文件,比如`"/Assets/Resources/myFile.txt"`,你需要将其转换成Unity内部可以识别的Resource路径,以便项目能够通过`Resources.Load()`函数加载。
以下是将绝对路径转换为Resource路径的基本步骤:
1. 获取相对路径:首先,你需要去掉路径的开头部分,通常是"Assets/"或"Project/",这取决于你的项目结构。如果路径是从硬盘根目录开始的,你只需保留剩余部分。
例如:
```csharp
string absolutePath = "/Assets/Resources/myFile.txt";
string relativePath = absolutePath.Substring("Assets/Resources".Length);
```
2. 使用`AssetDatabase`:然后你可以使用Unity的`AssetDatabase`类将这个相对路径转换为Resource路径。Unity会自动处理路径中的斜杠,并确保其正确格式化。
```csharp
string resourcePath = AssetDatabase.resourcePath + "/" + relativePath;
```
完整示例:
```csharp
string absolutePath = "/Assets/Resources/myFile.txt";
string relativePath = absolutePath.Substring("Assets/Resources".Length);
string assetDatabasePath = Application.dataPath;
if (!assetDatabasePath.EndsWith("/")) {
assetDatabasePath += "/";
}
string resourcePath = assetDatabasePath + relativePath;
// 现在你可以用它加载资源
object loadedObject = Resources.Load(resourcePath);
```
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