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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose: DLL interface for low-level sound utilities
//
//===========================================================================//
#ifndef SOUNDSYSTEM_H
#define SOUNDSYSTEM_H
#ifdef _WIN32
#pragma once
#endif
#include "tier2/tier2.h"
#include "tier3/tier3.h"
//-----------------------------------------------------------------------------
// Forward declarations
//-----------------------------------------------------------------------------
class ISoundSystem;
class ISoundSystemServices;
class IAudioDevice;
//-----------------------------------------------------------------------------
// Singleton interface
//-----------------------------------------------------------------------------
extern ISoundSystem *g_pSoundSystem;
extern ISoundSystemServices *g_pSoundServices;
extern IAudioDevice *g_pAudioDevice;
#endif // SOUNDSYSTEM_H
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