29 lines
602 B
Markdown
29 lines
602 B
Markdown
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# IResource::GetMemorySize
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```cpp
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virtual size_t GetMemorySize() const = 0
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```
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获取资源占用的内存大小。纯虚方法，由具体资源类实现，返回资源在内存中的字节数。
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**参数：** 无
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**返回：** `size_t` - 资源占用的内存大小（字节）
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**异常：** 无
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**线程安全：** ✅
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**复杂度：** O(1)
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**示例：**
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```cpp
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ResourceHandle<Mesh> mesh = ResourceManager::Get().Load<Mesh>("models/player.fbx");
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size_t size = mesh->GetMemorySize();
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// size == 内存占用字节数
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```
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## 相关文档
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- [IResource 总览](iresource.md) - 返回类总览
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