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| author | Jørgen P. Tjernø <[email protected]> | 2013-12-02 19:31:46 -0800 |
|---|---|---|
| committer | Jørgen P. Tjernø <[email protected]> | 2013-12-02 19:46:31 -0800 |
| commit | f56bb35301836e56582a575a75864392a0177875 (patch) | |
| tree | de61ddd39de3e7df52759711950b4c288592f0dc /mp/src/public/soundsystem/snd_device.h | |
| parent | Mark some more files as text. (diff) | |
| download | source-sdk-2013-f56bb35301836e56582a575a75864392a0177875.tar.xz source-sdk-2013-f56bb35301836e56582a575a75864392a0177875.zip | |
Fix line endings. WHAMMY.
Diffstat (limited to 'mp/src/public/soundsystem/snd_device.h')
| -rw-r--r-- | mp/src/public/soundsystem/snd_device.h | 220 |
1 files changed, 110 insertions, 110 deletions
diff --git a/mp/src/public/soundsystem/snd_device.h b/mp/src/public/soundsystem/snd_device.h index 7c5da313..fa855897 100644 --- a/mp/src/public/soundsystem/snd_device.h +++ b/mp/src/public/soundsystem/snd_device.h @@ -1,110 +1,110 @@ -//========= Copyright Valve Corporation, All rights reserved. ============//
-//
-// Purpose:
-//
-// $Workfile: $
-// $Date: $
-// $NoKeywords: $
-//===========================================================================//
-
-#ifndef SND_DEVICE_H
-#define SND_DEVICE_H
-
-#ifdef _WIN32
-#pragma once
-#endif
-
-#include "tier0/platform.h"
-
-//-----------------------------------------------------------------------------
-// 4.28 fixed point stuff for real-time resampling
-//-----------------------------------------------------------------------------
-#define FIX_BITS 28
-#define FIX_SCALE (1 << FIX_BITS)
-#define FIX_MASK ((1 << FIX_BITS)-1)
-#define FIX_FLOAT(a) ((int)((a) * FIX_SCALE))
-#define FIX(a) (((int)(a)) << FIX_BITS)
-#define FIX_INTPART(a) (((int)(a)) >> FIX_BITS)
-#define FIX_FRACTION(a,b) (FIX(a)/(b))
-#define FIX_FRACPART(a) ((a) & FIX_MASK)
-
-typedef unsigned int fixedint;
-
-
-//-----------------------------------------------------------------------------
-// sound rate defines
-//-----------------------------------------------------------------------------
-#define SOUND_DMA_SPEED 44100 // hardware playback rate
-#define SOUND_11k 11025 // 11khz sample rate
-#define SOUND_22k 22050 // 22khz sample rate
-#define SOUND_44k 44100 // 44khz sample rate
-#define SOUND_ALL_RATES 1 // mix all sample rates
-
-
-//-----------------------------------------------------------------------------
-// Information about the channel
-//-----------------------------------------------------------------------------
-struct channel_t
-{
- int leftvol;
- int rightvol;
- float pitch;
-};
-
-
-//-----------------------------------------------------------------------------
-// The audio device is responsible for mixing
-//-----------------------------------------------------------------------------
-abstract_class IAudioDevice
-{
-public:
- // Add a virtual destructor to silence the clang warning.
- // This is harmless but not important since the only derived class
- // doesn't have a destructor.
- virtual ~IAudioDevice() {}
-
- // This initializes the sound hardware. true on success, false on failure
- virtual bool Init( void ) = 0;
-
- // This releases all sound hardware
- virtual void Shutdown( void ) = 0;
-
- // device parameters
- virtual const char *DeviceName( void ) const = 0;
- virtual int DeviceChannels( void ) const = 0; // 1 = mono, 2 = stereo
- virtual int DeviceSampleBits( void ) const = 0; // bits per sample (8 or 16)
- virtual int DeviceSampleBytes( void ) const = 0; // above / 8
- virtual int DeviceSampleRate( void ) const = 0; // Actual DMA speed
- virtual int DeviceSampleCount( void ) const = 0; // Total samples in buffer
-
- // Called each time a new paint buffer is mixed (may be multiple times per frame)
- virtual void MixBegin( void ) = 0;
-
- // Main mixing routines
- virtual void Mix8Mono( channel_t *pChannel, char *pData, int outputOffset, int inputOffset, fixedint rateScaleFix, int outCount, int timecompress, bool forward = true ) = 0;
- virtual void Mix8Stereo( channel_t *pChannel, char *pData, int outputOffset, int inputOffset, fixedint rateScaleFix, int outCount, int timecompress, bool forward = true ) = 0;
- virtual void Mix16Mono( channel_t *pChannel, short *pData, int outputOffset, int inputOffset, fixedint rateScaleFix, int outCount, int timecompress, bool forward = true ) = 0;
- virtual void Mix16Stereo( channel_t *pChannel, short *pData, int outputOffset, int inputOffset, fixedint rateScaleFix, int outCount, int timecompress, bool forward = true ) = 0;
-
- // Size of the paint buffer in samples
- virtual int PaintBufferSampleCount( void ) const = 0;
-
- // Adds a mixer to be mixed
- virtual void AddSource( CAudioMixer *pSource ) = 0;
-
- // Stops all sounds
- virtual void StopSounds( void ) = 0;
-
- // Updates sound mixing
- virtual void Update( float time ) = 0;
-
- // Resets the device
- virtual void Flush( void ) = 0;
-
- virtual int FindSourceIndex( CAudioMixer *pSource ) = 0;
- virtual CAudioMixer *GetMixerForSource( CAudioSource *source ) = 0;
- virtual void FreeChannel( int channelIndex ) = 0;
-};
-
-
-#endif // SND_DEVICE_H
+//========= Copyright Valve Corporation, All rights reserved. ============// +// +// Purpose: +// +// $Workfile: $ +// $Date: $ +// $NoKeywords: $ +//===========================================================================// + +#ifndef SND_DEVICE_H +#define SND_DEVICE_H + +#ifdef _WIN32 +#pragma once +#endif + +#include "tier0/platform.h" + +//----------------------------------------------------------------------------- +// 4.28 fixed point stuff for real-time resampling +//----------------------------------------------------------------------------- +#define FIX_BITS 28 +#define FIX_SCALE (1 << FIX_BITS) +#define FIX_MASK ((1 << FIX_BITS)-1) +#define FIX_FLOAT(a) ((int)((a) * FIX_SCALE)) +#define FIX(a) (((int)(a)) << FIX_BITS) +#define FIX_INTPART(a) (((int)(a)) >> FIX_BITS) +#define FIX_FRACTION(a,b) (FIX(a)/(b)) +#define FIX_FRACPART(a) ((a) & FIX_MASK) + +typedef unsigned int fixedint; + + +//----------------------------------------------------------------------------- +// sound rate defines +//----------------------------------------------------------------------------- +#define SOUND_DMA_SPEED 44100 // hardware playback rate +#define SOUND_11k 11025 // 11khz sample rate +#define SOUND_22k 22050 // 22khz sample rate +#define SOUND_44k 44100 // 44khz sample rate +#define SOUND_ALL_RATES 1 // mix all sample rates + + +//----------------------------------------------------------------------------- +// Information about the channel +//----------------------------------------------------------------------------- +struct channel_t +{ + int leftvol; + int rightvol; + float pitch; +}; + + +//----------------------------------------------------------------------------- +// The audio device is responsible for mixing +//----------------------------------------------------------------------------- +abstract_class IAudioDevice +{ +public: + // Add a virtual destructor to silence the clang warning. + // This is harmless but not important since the only derived class + // doesn't have a destructor. + virtual ~IAudioDevice() {} + + // This initializes the sound hardware. true on success, false on failure + virtual bool Init( void ) = 0; + + // This releases all sound hardware + virtual void Shutdown( void ) = 0; + + // device parameters + virtual const char *DeviceName( void ) const = 0; + virtual int DeviceChannels( void ) const = 0; // 1 = mono, 2 = stereo + virtual int DeviceSampleBits( void ) const = 0; // bits per sample (8 or 16) + virtual int DeviceSampleBytes( void ) const = 0; // above / 8 + virtual int DeviceSampleRate( void ) const = 0; // Actual DMA speed + virtual int DeviceSampleCount( void ) const = 0; // Total samples in buffer + + // Called each time a new paint buffer is mixed (may be multiple times per frame) + virtual void MixBegin( void ) = 0; + + // Main mixing routines + virtual void Mix8Mono( channel_t *pChannel, char *pData, int outputOffset, int inputOffset, fixedint rateScaleFix, int outCount, int timecompress, bool forward = true ) = 0; + virtual void Mix8Stereo( channel_t *pChannel, char *pData, int outputOffset, int inputOffset, fixedint rateScaleFix, int outCount, int timecompress, bool forward = true ) = 0; + virtual void Mix16Mono( channel_t *pChannel, short *pData, int outputOffset, int inputOffset, fixedint rateScaleFix, int outCount, int timecompress, bool forward = true ) = 0; + virtual void Mix16Stereo( channel_t *pChannel, short *pData, int outputOffset, int inputOffset, fixedint rateScaleFix, int outCount, int timecompress, bool forward = true ) = 0; + + // Size of the paint buffer in samples + virtual int PaintBufferSampleCount( void ) const = 0; + + // Adds a mixer to be mixed + virtual void AddSource( CAudioMixer *pSource ) = 0; + + // Stops all sounds + virtual void StopSounds( void ) = 0; + + // Updates sound mixing + virtual void Update( float time ) = 0; + + // Resets the device + virtual void Flush( void ) = 0; + + virtual int FindSourceIndex( CAudioMixer *pSource ) = 0; + virtual CAudioMixer *GetMixerForSource( CAudioSource *source ) = 0; + virtual void FreeChannel( int channelIndex ) = 0; +}; + + +#endif // SND_DEVICE_H |