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129 lines
4.0 KiB
C
129 lines
4.0 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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// $NoKeywords: $
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//
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//=============================================================================//
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#include "basetypes.h"
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#include "snd_fixedint.h"
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#ifndef SOUND_PRIVATE_H
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#define SOUND_PRIVATE_H
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#pragma once
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// Forward declarations
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struct portable_samplepair_t;
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struct channel_t;
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typedef int SoundSource;
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class CAudioSource;
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struct channel_t;
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class CSfxTable;
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class IAudioDevice;
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// ====================================================================
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#define SAMPLE_16BIT_SHIFT 1
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void S_Startup (void);
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void S_FlushSoundData(int rate);
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CAudioSource *S_LoadSound( CSfxTable *s, channel_t *ch );
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void S_TouchSound (char *sample);
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CSfxTable *S_FindName (const char *name, int *pfInCache);
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// spatializes a channel
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void SND_Spatialize(channel_t *ch);
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void SND_ActivateChannel( channel_t *ch );
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// shutdown the DMA xfer.
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void SNDDMA_Shutdown(void);
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// ====================================================================
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// User-setable variables
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// ====================================================================
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extern int g_paintedtime;
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extern bool snd_initialized;
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extern class Vector listener_origin;
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void S_LocalSound (char *s);
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void SND_InitScaletable (void);
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void S_AmbientOff (void);
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void S_AmbientOn (void);
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void S_FreeChannel(channel_t *ch);
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// resync the sample-timing adjustment clock (for scheduling a group of waves with precise timing - e.g. machine gun sounds)
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extern void S_SyncClockAdjust( clocksync_index_t );
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//=============================================================================
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// UNDONE: Move this global?
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extern IAudioDevice *g_AudioDevice;
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#ifdef __cplusplus
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extern "C" {
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#endif // __cplusplus
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void S_TransferStereo16 (void *pOutput, const portable_samplepair_t *pfront, int lpaintedtime, int endtime);
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void S_TransferPaintBuffer(void *pOutput, const portable_samplepair_t *pfront, int lpaintedtime, int endtime);
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void S_MixBufferUpsample2x( int count, portable_samplepair_t *pbuffer, portable_samplepair_t *pfiltermem, int cfltmem, int filtertype );
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extern void Mix8MonoWavtype( channel_t *pChannel, portable_samplepair_t *pOutput, int *volume, byte *pData, int inputOffset, fixedint rateScaleFix, int outCount );
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extern void Mix8StereoWavtype( channel_t *pChannel, portable_samplepair_t *pOutput, int *volume, byte *pData, int inputOffset, fixedint rateScaleFix, int outCount );
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extern void Mix16MonoWavtype( channel_t *pChannel, portable_samplepair_t *pOutput, int *volume, short *pData, int inputOffset, fixedint rateScaleFix, int outCount );
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extern void Mix16StereoWavtype( channel_t *pChannel, portable_samplepair_t *pOutput, int *volume, short *pData, int inputOffset, fixedint rateScaleFix, int outCount );
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extern void SND_MoveMouth8(channel_t *pChannel, CAudioSource *pSource, int count);
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extern void SND_CloseMouth(channel_t *pChannel);
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extern void SND_InitMouth( channel_t *pChannel );
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extern void SND_UpdateMouth( channel_t *pChannel );
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extern void SND_ClearMouth( channel_t *pChannel );
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extern bool SND_IsMouth( channel_t *pChannel );
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extern bool SND_ShouldPause( channel_t *pChannel );
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extern bool SND_IsRecording();
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void MIX_PaintChannels( int endtime, bool bIsUnderwater );
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// Play a big of zeroed out sound
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void MIX_PaintNullChannels( int endtime );
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bool AllocDsps( bool bLoadPresetFile );
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void FreeDsps( bool bReleaseTemplateMemory );
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void ForceCleanDspPresets( void );
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void CheckNewDspPresets( void );
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void DSP_Process( int idsp, portable_samplepair_t *pbfront, portable_samplepair_t *pbrear, portable_samplepair_t *pbcenter, int sampleCount );
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void DSP_ClearState();
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extern int idsp_room;
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extern int idsp_water;
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extern int idsp_player;
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extern int idsp_facingaway;
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extern int idsp_speaker;
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extern int idsp_spatial;
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extern float g_DuckScale;
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// Legacy DSP Routines
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void SX_Init (void);
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void SX_Free (void);
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void SX_ReloadRoomFX();
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void SX_RoomFX(int endtime, int fFilter, int fTimefx);
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// DSP Routines
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void DSP_InitAll(bool bLoadPresetFile);
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void DSP_FreeAll(void);
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#ifdef __cplusplus
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}
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#endif // __cplusplus
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#endif // SOUND_PRIVATE_H
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