#pragma once #include namespace PortabilityLayer { class HostAudioChannel; class HostAudioDriver { public: virtual HostAudioChannel *CreateChannel() = 0; virtual void SetMasterVolume(uint32_t vol, uint32_t maxVolume) = 0; static HostAudioDriver *GetInstance(); static void SetInstance(HostAudioDriver *instance); private: static HostAudioDriver *ms_instance; }; }