unity项目android平台内,项目初始化时,将streamingAssetsPath下的所有文件复制到persistentDataPath内
时间: 2024-10-10 17:08:20 浏览: 51
在Unity项目中,当你想要在Android平台上初始化时,将`StreamingAssets`路径下的所有文件复制到`PersistentDataPath`是为了持久化保存资源,特别是对于那些不需要游戏运行时动态加载的内容。以下是基本步骤:
1. 获取`StreamingAssets`目录的路径:
```csharp
string sourcePath = Application.streamingAssetsPath;
```
2. 获取Android应用的`PersistentDataPath`:
```csharp
string persistentDataPath = Application.persistentDataPath;
```
3. 检查目的目录是否存在,如果不存在则创建:
```csharp
if (!Directory.Exists(persistentDataPath))
{
Directory.CreateDirectory(persistentDataPath);
}
```
4. 使用`Directory.GetFiles`获取`StreamingAssets`中的文件列表,并遍历每个文件:
```csharp
string[] files = Directory.GetFiles(sourcePath);
foreach (string file in files)
{
string destFile = Path.Combine(persistentDataPath, Path.GetFileName(file));
File.Copy(file, destFile, true); // copy the file
}
```
5. 运行时,这些文件就会存在于`PersistentDataPath`下,可以作为游戏的一部分初始化内容。
注意:由于`PersistentDataPath`通常位于设备的内部存储,所以如果你需要读写权限,别忘了在AndroidManifest.xml中加上相应的权限声明。
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