2026-03-26 16:45:24 +08:00
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# IAudioBackend::SetMasterVolume
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2026-04-08 16:07:03 +08:00
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**命名空间**: `XCEngine::Audio`
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**类型**: `method`
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**头文件**: `XCEngine/Audio/IAudioBackend.h`
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## 签名
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2026-03-26 16:45:24 +08:00
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```cpp
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virtual void SetMasterVolume(float volume) = 0;
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```
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2026-04-08 16:07:03 +08:00
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## 作用
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2026-03-26 16:45:24 +08:00
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2026-04-08 16:07:03 +08:00
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纯虚接口。
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2026-03-26 16:45:24 +08:00
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2026-04-08 16:07:03 +08:00
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## 当前实现
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2026-03-26 16:45:24 +08:00
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2026-04-08 16:07:03 +08:00
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- 该声明是纯虚接口,基类不提供实现。
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2026-03-26 16:45:24 +08:00
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## 相关文档
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2026-04-08 16:07:03 +08:00
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- [IAudioBackend](IAudioBackend.md)
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- [GetMasterVolume](GetMasterVolume.md)
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