mirror of
https://github.com/nillerusr/source-engine.git
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71 lines
2.0 KiB
C
71 lines
2.0 KiB
C
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//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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//===========================================================================//
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#ifndef ISOUNDSYSTEM_H
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#define ISOUNDSYSTEM_H
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#ifdef _WIN32
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#pragma once
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#endif
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#include "appframework/iappsystem.h"
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//-----------------------------------------------------------------------------
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// Forward declarations
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//-----------------------------------------------------------------------------
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class IAudioDevice;
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class CAudioSource;
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class CAudioMixer;
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//-----------------------------------------------------------------------------
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// Sound handle
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//-----------------------------------------------------------------------------
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typedef unsigned short AudioSourceHandle_t;
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enum
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{
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AUDIOSOURCEHANDLE_INVALID = (AudioSourceHandle_t)~0
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};
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//-----------------------------------------------------------------------------
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// Flags for FindAudioSource
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//-----------------------------------------------------------------------------
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enum FindAudioSourceFlags_t
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{
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FINDAUDIOSOURCE_NODELAY = 0x1,
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FINDAUDIOSOURCE_PREFETCH = 0x2,
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FINDAUDIOSOURCE_PLAYONCE = 0x4,
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};
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//-----------------------------------------------------------------------------
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// Purpose: DLL interface for low-level sound utilities
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//-----------------------------------------------------------------------------
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#define SOUNDSYSTEM_INTERFACE_VERSION "SoundSystem001"
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abstract_class ISoundSystem : public IAppSystem
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{
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public:
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virtual void Update( float time ) = 0;
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virtual void Flush( void ) = 0;
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virtual CAudioSource *FindOrAddSound( const char *filename ) = 0;
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virtual CAudioSource *LoadSound( const char *wavfile ) = 0;
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virtual void PlaySound( CAudioSource *source, float volume, CAudioMixer **ppMixer ) = 0;
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virtual bool IsSoundPlaying( CAudioMixer *pMixer ) = 0;
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virtual CAudioMixer *FindMixer( CAudioSource *source ) = 0;
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virtual void StopAll( void ) = 0;
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virtual void StopSound( CAudioMixer *mixer ) = 0;
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};
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#endif // ISOUNDSYSTEM_H
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