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