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//========= Copyright � 1996-2005, Valve Corporation, All rights reserved. ============//
//
// Purpose: Device Common Routines
//
//=====================================================================================//
#ifndef SND_DEV_COMMON_H
#define SND_DEV_COMMON_H
#pragma once
void DEBUG_DrawPanCurves(void);#if USE_AUDIO_DEVICE_V1
class CAudioDeviceBase : public IAudioDevice{public: virtual bool IsActive( void ) { return false; } virtual bool Init( void ) { return false; } virtual void Shutdown( void ) {} virtual void Pause( void ) {} virtual void UnPause( void ) {}
virtual int64 PaintBegin( float, int64 soundtime, int64 paintedtime ) { return 0; } virtual void PaintEnd( void ) {}
virtual int GetOutputPosition( void ) { return 0; } virtual void ClearBuffer( void ) {}
// virtual void TransferSamples( int64 end ) {}
virtual int DeviceSampleCount( void ) { return 0; }};#endif
extern void Device_MixUpsample( int sampleCount, int filtertype );extern void Device_ApplyDSPEffects( int idsp, portable_samplepair_t *pbuffront, portable_samplepair_t *pbufrear, portable_samplepair_t *pbufcenter, int samplecount );extern void Device_SpatializeChannel( int nSlot, float volume[CCHANVOLUMES/2], int master_vol, const Vector& sourceDir, float gain, float mono, int nWavType );extern void Device_SpatializeChannel( int nSlot, float volume[CCHANVOLUMES/2], const Vector& sourceDir, float mono, float flRearToStereoScale = 0.75 );extern void Device_Mix8Mono( channel_t *pChannel, char *pData, int outputOffset, int inputOffset, fixedint rateScaleFix, int outCount, int timecompress );extern void Device_Mix8Stereo( channel_t *pChannel, char *pData, int outputOffset, int inputOffset, fixedint rateScaleFix, int outCount, int timecompress );extern void Device_Mix16Mono( channel_t *pChannel, short *pData, int outputOffset, int inputOffset, fixedint rateScaleFix, int outCount, int timecompress );extern void Device_Mix16Stereo( channel_t *pChannel, short *pData, int outputOffset, int inputOffset, fixedint rateScaleFix, int outCount, int timecompress );
#endif // SND_DEV_COMMON_H
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