129 lines
3.6 KiB
C
129 lines
3.6 KiB
C
// snd_local.h -- private sound definations
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#ifndef SND_LOCAL_H
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#define SND_LOCAL_H
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// Following #define is ONLY for MP JKA code.
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// They want to keep qboolean pure enum in that code, so all
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// sound code uses sboolean.
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#define sboolean int
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#include "../game/q_shared.h"
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#include "../qcommon/qcommon.h"
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#include "snd_public.h"
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#include "../mp3code/mp3struct.h"
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#include "openal/al.h"
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#include "openal/alc.h"
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typedef int streamHandle_t;
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//from SND_AMBIENT
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extern void AS_Init( void );
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extern void AS_Free( void );
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typedef struct {
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int format;
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int size;
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int width;
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int rate;
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int samples;
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} wavinfo_t;
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extern wavinfo_t GetWavInfo(byte *data);
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#define SFX_FLAG_UNLOADED (1 << 0)
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#define SFX_FLAG_LOADING (1 << 1)
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#define SFX_FLAG_RESIDENT (1 << 2)
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#define SFX_FLAG_DEFAULT (1 << 3)
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#define SFX_FLAG_DEMAND (1 << 4)
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#define SFX_FLAG_VOICE (1 << 5)
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typedef struct sfx_s {
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int iFlags;
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int iSoundLength; // length in bytes
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int iLastTimeUsed; // last time sound was played in ms
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int iFileCode; // CRC of the file name
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streamHandle_t iStreamHandle; // handle to the sound file when reading
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void* pSoundData; // buffer to hold sound as we are loading it
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char* pLipSyncData; // buffer to hold lip sync information on characters
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// store the total number of samples in the first 4 bytes
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// followed by the actual lipsync data in the remaining bytes
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ALuint Buffer;
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//char* sSoundName; // added for debugging
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} sfx_t;
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typedef struct
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{
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int entnum; // to allow overriding a specific sound
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int entchannel; // to allow overriding a specific sound
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int master_vol; // 0-255 volume before spatialization
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float fLastVolume; // 0-1 last volume sent to AL
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vec3_t origin; // sound location
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bool bOriginDirty; // does the AL position need to be updated
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sfx_t *thesfx; // sfx structure
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int loopChannel; // index into loopSounds (if appropriate)
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bool bPlaying; // Set to true when a sound is playing on this channel / source
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bool b2D; // Signifies a 2d sound
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bool bLooping; // Signifies if this channel / source is playing a looping sound
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ALuint alSource; // Open AL Source
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unsigned int iLastPlayTime; // Last time a sound was played on this channel
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} channel_t;
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extern cvar_t *s_nosound;
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extern cvar_t *s_allowDynamicMusic;
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extern cvar_t *s_show;
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extern cvar_t *s_testsound;
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extern cvar_t *s_separation;
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extern int* s_entityWavVol;
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int Sys_GetFileCode( const char* sSoundName );
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int S_GetFileCode( const char* sSoundName );
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qboolean S_StartLoadSound( sfx_t *sfx );
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qboolean S_EndLoadSound( sfx_t *sfx );
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void S_InitLoad(void);
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void S_CloseLoad(void);
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void S_UpdateLoading(void);
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// New stuff from VV
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void S_LoadSound( sfxHandle_t sfxHandle );
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// picks a channel based on priorities, empty slots, number of channels
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channel_t *S_PickChannel(int entnum, int entchannel);
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//////////////////////////////////
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//
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// new stuff from TA codebase
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void SND_update(sfx_t *sfx);
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void SND_setup();
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int SND_FreeOldestSound(sfx_t *pButNotThisOne = NULL);
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void SND_TouchSFX(sfx_t *sfx);
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void S_DisplayFreeMemory(void);
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void S_memoryLoad(sfx_t *sfx);
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void S_PreProcessLipSync(sfx_t *sfx);
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bool Sys_StreamIsReading(streamHandle_t handle);
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int Sys_StreamOpen(int code, streamHandle_t *handle);
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bool Sys_StreamRead(void* buffer, int size, int pos, streamHandle_t handle);
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void Sys_StreamClose(streamHandle_t handle);
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bool Sys_StreamIsError(streamHandle_t handle);
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//
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//////////////////////////////////
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#endif // #ifndef SND_LOCAL_H
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