mirror of
https://github.com/DrBeef/ioq3quest.git
synced 2024-11-27 06:13:01 +00:00
382c6adb54
* Remove -gfull from linux section in Makefile -- it's darwin only * Cast away some warnings that surfaced from using "new" AL headers * Various whitespace and consistency fixes
1607 lines
33 KiB
C
1607 lines
33 KiB
C
/*
|
|
===========================================================================
|
|
Copyright (C) 1999-2005 Id Software, Inc.
|
|
Copyright (C) 2005 Stuart Dalton (badcdev@gmail.com)
|
|
|
|
This file is part of Quake III Arena source code.
|
|
|
|
Quake III Arena source code is free software; you can redistribute it
|
|
and/or modify it under the terms of the GNU General Public License as
|
|
published by the Free Software Foundation; either version 2 of the License,
|
|
or (at your option) any later version.
|
|
|
|
Quake III Arena source code is distributed in the hope that it will be
|
|
useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with Quake III Arena source code; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
===========================================================================
|
|
*/
|
|
|
|
#include "snd_local.h"
|
|
#include "snd_codec.h"
|
|
#include "client.h"
|
|
|
|
#if USE_OPENAL
|
|
|
|
#include "qal.h"
|
|
|
|
// Console variables specific to OpenAL
|
|
cvar_t *s_alPrecache;
|
|
cvar_t *s_alGain;
|
|
cvar_t *s_alSources;
|
|
cvar_t *s_alDopplerFactor;
|
|
cvar_t *s_alDopplerSpeed;
|
|
cvar_t *s_alMinDistance;
|
|
cvar_t *s_alRolloff;
|
|
cvar_t *s_alDriver;
|
|
|
|
/*
|
|
=================
|
|
S_AL_Format
|
|
=================
|
|
*/
|
|
static
|
|
ALuint S_AL_Format(int width, int channels)
|
|
{
|
|
ALuint format = AL_FORMAT_MONO16;
|
|
|
|
// Work out format
|
|
if(width == 1)
|
|
{
|
|
if(channels == 1)
|
|
format = AL_FORMAT_MONO8;
|
|
else if(channels == 2)
|
|
format = AL_FORMAT_STEREO8;
|
|
}
|
|
else if(width == 2)
|
|
{
|
|
if(channels == 1)
|
|
format = AL_FORMAT_MONO16;
|
|
else if(channels == 2)
|
|
format = AL_FORMAT_STEREO16;
|
|
}
|
|
|
|
return format;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_ErrorMsg
|
|
=================
|
|
*/
|
|
static const char *S_AL_ErrorMsg(ALenum error)
|
|
{
|
|
switch(error)
|
|
{
|
|
case AL_NO_ERROR:
|
|
return "No error";
|
|
case AL_INVALID_NAME:
|
|
return "Invalid name";
|
|
case AL_INVALID_ENUM:
|
|
return "Invalid enumerator";
|
|
case AL_INVALID_VALUE:
|
|
return "Invalid value";
|
|
case AL_INVALID_OPERATION:
|
|
return "Invalid operation";
|
|
case AL_OUT_OF_MEMORY:
|
|
return "Out of memory";
|
|
default:
|
|
return "Unknown error";
|
|
}
|
|
}
|
|
|
|
|
|
//===========================================================================
|
|
|
|
|
|
typedef struct alSfx_s
|
|
{
|
|
char filename[MAX_QPATH];
|
|
ALuint buffer; // OpenAL buffer
|
|
qboolean isDefault; // Couldn't be loaded - use default FX
|
|
qboolean inMemory; // Sound is stored in memory
|
|
qboolean isLocked; // Sound is locked (can not be unloaded)
|
|
int used; // Time last used
|
|
struct alSfx_t *next; // Next entry in hash list
|
|
} alSfx_t;
|
|
|
|
static qboolean alBuffersInitialised = qfalse;
|
|
|
|
// Sound effect storage, data structures
|
|
#define MAX_SFX 4096
|
|
static alSfx_t knownSfx[MAX_SFX];
|
|
static int numSfx;
|
|
|
|
static sfxHandle_t default_sfx;
|
|
|
|
/*
|
|
=================
|
|
S_AL_BufferFindFree
|
|
|
|
Find a free handle
|
|
=================
|
|
*/
|
|
static sfxHandle_t S_AL_BufferFindFree( void )
|
|
{
|
|
int i;
|
|
|
|
for(i = 0; i < MAX_SFX; i++)
|
|
{
|
|
// Got one
|
|
if(knownSfx[i].filename[0] == '\0')
|
|
return i;
|
|
}
|
|
|
|
// Shit...
|
|
Com_Error(ERR_FATAL, "S_AL_BufferFindFree: No free sound handles");
|
|
return -1;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_BufferFind
|
|
|
|
Find a sound effect if loaded, set up a handle otherwise
|
|
=================
|
|
*/
|
|
static sfxHandle_t S_AL_BufferFind(const char *filename)
|
|
{
|
|
// Look it up in the hash table
|
|
sfxHandle_t sfx = -1;
|
|
int i;
|
|
|
|
for(i = 0; i < MAX_SFX; i++)
|
|
{
|
|
if(!Q_stricmp(knownSfx[i].filename, filename))
|
|
{
|
|
sfx = i;
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Not found in hash table?
|
|
if(sfx == -1)
|
|
{
|
|
alSfx_t *ptr;
|
|
|
|
sfx = S_AL_BufferFindFree();
|
|
|
|
// Clear and copy the filename over
|
|
ptr = &knownSfx[sfx];
|
|
memset(ptr, 0, sizeof(*ptr));
|
|
strcpy(ptr->filename, filename);
|
|
}
|
|
|
|
// Return the handle
|
|
return sfx;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_BufferUseDefault
|
|
=================
|
|
*/
|
|
static void S_AL_BufferUseDefault(sfxHandle_t sfx)
|
|
{
|
|
if(sfx == default_sfx)
|
|
Com_Error(ERR_FATAL, "Can't load default sound effect %s\n", knownSfx[sfx].filename);
|
|
|
|
Com_Printf( "Warning: Using default sound for %s\n", knownSfx[sfx].filename);
|
|
knownSfx[sfx].isDefault = qtrue;
|
|
knownSfx[sfx].buffer = knownSfx[default_sfx].buffer;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_BufferEvict
|
|
|
|
Doesn't work yet, so if OpenAL reports that you're out of memory, you'll just
|
|
get "Catastrophic sound memory exhaustion". Whoops.
|
|
=================
|
|
*/
|
|
static qboolean S_AL_BufferEvict( void )
|
|
{
|
|
return qfalse;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_BufferLoad
|
|
=================
|
|
*/
|
|
static void S_AL_BufferLoad(sfxHandle_t sfx)
|
|
{
|
|
ALenum error;
|
|
|
|
void *data;
|
|
snd_info_t info;
|
|
ALuint format;
|
|
|
|
// Nothing?
|
|
if(knownSfx[sfx].filename[0] == '\0')
|
|
return;
|
|
|
|
// Player SFX
|
|
if(knownSfx[sfx].filename[0] == '*')
|
|
return;
|
|
|
|
// Already done?
|
|
if((knownSfx[sfx].inMemory) || (knownSfx[sfx].isDefault))
|
|
return;
|
|
|
|
// Try to load
|
|
data = S_CodecLoad(knownSfx[sfx].filename, &info);
|
|
if(!data)
|
|
{
|
|
Com_Printf( "Can't load %s\n", knownSfx[sfx].filename);
|
|
S_AL_BufferUseDefault(sfx);
|
|
return;
|
|
}
|
|
|
|
format = S_AL_Format(info.width, info.channels);
|
|
|
|
// Create a buffer
|
|
qalGenBuffers(1, &knownSfx[sfx].buffer);
|
|
if((error = qalGetError()) != AL_NO_ERROR)
|
|
{
|
|
S_AL_BufferUseDefault(sfx);
|
|
Z_Free(data);
|
|
Com_Printf( "Can't create a sound buffer for %s - %s\n", knownSfx[sfx].filename, S_AL_ErrorMsg(error));
|
|
return;
|
|
}
|
|
|
|
// Fill the buffer
|
|
qalGetError();
|
|
qalBufferData(knownSfx[sfx].buffer, format, data, info.size, info.rate);
|
|
error = qalGetError();
|
|
|
|
// If we ran out of memory, start evicting the least recently used sounds
|
|
while(error == AL_OUT_OF_MEMORY)
|
|
{
|
|
qboolean rv = S_AL_BufferEvict();
|
|
if(!rv)
|
|
{
|
|
S_AL_BufferUseDefault(sfx);
|
|
Z_Free(data);
|
|
Com_Printf( "Out of memory loading %s\n", knownSfx[sfx].filename);
|
|
return;
|
|
}
|
|
|
|
// Try load it again
|
|
qalGetError();
|
|
qalBufferData(knownSfx[sfx].buffer, format, data, info.size, info.rate);
|
|
error = qalGetError();
|
|
}
|
|
|
|
// Some other error condition
|
|
if(error != AL_NO_ERROR)
|
|
{
|
|
S_AL_BufferUseDefault(sfx);
|
|
Z_Free(data);
|
|
Com_Printf( "Can't fill sound buffer for %s - %s", knownSfx[sfx].filename, S_AL_ErrorMsg(error));
|
|
return;
|
|
}
|
|
|
|
// Free the memory
|
|
Z_Free(data);
|
|
|
|
// Woo!
|
|
knownSfx[sfx].inMemory = qtrue;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_BufferUse
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_BufferUse(sfxHandle_t sfx)
|
|
{
|
|
if(knownSfx[sfx].filename[0] == '\0')
|
|
return;
|
|
|
|
if((!knownSfx[sfx].inMemory) && (!knownSfx[sfx].isDefault))
|
|
S_AL_BufferLoad(sfx);
|
|
knownSfx[sfx].used = Com_Milliseconds();
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_BufferInit
|
|
=================
|
|
*/
|
|
static
|
|
qboolean S_AL_BufferInit( void )
|
|
{
|
|
if(alBuffersInitialised)
|
|
return qtrue;
|
|
|
|
// Clear the hash table, and SFX table
|
|
memset(knownSfx, 0, sizeof(knownSfx));
|
|
numSfx = 0;
|
|
|
|
// Load the default sound, and lock it
|
|
default_sfx = S_AL_BufferFind("sound/feedback/hit.wav");
|
|
S_AL_BufferUse(default_sfx);
|
|
knownSfx[default_sfx].isLocked = qtrue;
|
|
|
|
// All done
|
|
alBuffersInitialised = qtrue;
|
|
return qtrue;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_BufferUnload
|
|
=================
|
|
*/
|
|
static void S_AL_BufferUnload(sfxHandle_t sfx)
|
|
{
|
|
ALenum error;
|
|
|
|
if(knownSfx[sfx].filename[0] == '\0')
|
|
return;
|
|
|
|
if(!knownSfx[sfx].inMemory)
|
|
return;
|
|
|
|
// Delete it
|
|
qalDeleteBuffers(1, &knownSfx[sfx].buffer);
|
|
if((error = qalGetError()) != AL_NO_ERROR)
|
|
Com_Printf( "Can't delete sound buffer for %s", knownSfx[sfx].filename);
|
|
|
|
knownSfx[sfx].inMemory = qfalse;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_BufferShutdown
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_BufferShutdown( void )
|
|
{
|
|
int i;
|
|
|
|
if(!alBuffersInitialised)
|
|
return;
|
|
|
|
// Unlock the default sound effect
|
|
knownSfx[default_sfx].isLocked = qfalse;
|
|
|
|
// Free all used effects
|
|
for(i = 0; i < MAX_SFX; i++)
|
|
S_AL_BufferUnload(i);
|
|
|
|
// Clear the tables
|
|
memset(knownSfx, 0, sizeof(knownSfx));
|
|
|
|
// All undone
|
|
alBuffersInitialised = qfalse;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_RegisterSound
|
|
=================
|
|
*/
|
|
static
|
|
sfxHandle_t S_AL_RegisterSound( const char *sample, qboolean compressed )
|
|
{
|
|
sfxHandle_t sfx = S_AL_BufferFind(sample);
|
|
|
|
if((s_alPrecache->integer == 1) && (!knownSfx[sfx].inMemory) && (!knownSfx[sfx].isDefault))
|
|
S_AL_BufferLoad(sfx);
|
|
knownSfx[sfx].used = Com_Milliseconds();
|
|
|
|
return sfx;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_BufferGet
|
|
|
|
Return's an sfx's buffer
|
|
=================
|
|
*/
|
|
static
|
|
ALuint S_AL_BufferGet(sfxHandle_t sfx)
|
|
{
|
|
return knownSfx[sfx].buffer;
|
|
}
|
|
|
|
|
|
//===========================================================================
|
|
|
|
|
|
typedef struct src_s
|
|
{
|
|
ALuint source; // OpenAL source object
|
|
sfxHandle_t sfx; // Sound effect in use
|
|
|
|
int lastUse; // Last time used
|
|
alSrcPriority_t priority; // Priority
|
|
int entity; // Owning entity (-1 if none)
|
|
int channel; // Associated channel (-1 if none)
|
|
|
|
int isActive; // Is this source currently in use?
|
|
int isLocked; // This is locked (un-allocatable)
|
|
int isLooping; // Is this a looping effect (attached to an entity)
|
|
int isTracking; // Is this object tracking it's owner
|
|
|
|
qboolean local; // Is this local (relative to the cam)
|
|
} src_t;
|
|
|
|
#define MAX_SRC 128
|
|
static src_t srcList[MAX_SRC];
|
|
static int srcCount = 0;
|
|
static qboolean alSourcesInitialised = qfalse;
|
|
|
|
static int ambientCount = 0;
|
|
|
|
typedef struct sentity_s
|
|
{
|
|
vec3_t origin; // Object position
|
|
|
|
int has_sfx; // Associated sound source
|
|
int sfx;
|
|
int touched; // Sound present this update?
|
|
} sentity_t;
|
|
|
|
static sentity_t entityList[MAX_GENTITIES];
|
|
|
|
/*
|
|
=================
|
|
S_AL_SrcInit
|
|
=================
|
|
*/
|
|
static
|
|
qboolean S_AL_SrcInit( void )
|
|
{
|
|
int i;
|
|
int limit;
|
|
ALenum error;
|
|
|
|
// Clear the sources data structure
|
|
memset(srcList, 0, sizeof(srcList));
|
|
srcCount = 0;
|
|
|
|
// Cap s_sources to MAX_SRC
|
|
limit = s_alSources->integer;
|
|
if(limit > MAX_SRC)
|
|
limit = MAX_SRC;
|
|
else if(limit < 16)
|
|
limit = 16;
|
|
|
|
// Allocate as many sources as possible
|
|
for(i = 0; i < limit; i++)
|
|
{
|
|
qalGenSources(1, &srcList[i].source);
|
|
if((error = qalGetError()) != AL_NO_ERROR)
|
|
break;
|
|
srcCount++;
|
|
}
|
|
|
|
// All done. Print this for informational purposes
|
|
Com_Printf( "Allocated %d sources.\n", srcCount);
|
|
alSourcesInitialised = qtrue;
|
|
return qtrue;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_SrcShutdown
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_SrcShutdown( void )
|
|
{
|
|
int i;
|
|
|
|
if(!alSourcesInitialised)
|
|
return;
|
|
|
|
// Destroy all the sources
|
|
for(i = 0; i < srcCount; i++)
|
|
{
|
|
if(srcList[i].isLocked)
|
|
Com_DPrintf("Warning: Source %d is locked\n", i);
|
|
|
|
qalSourceStop(srcList[i].source);
|
|
qalDeleteSources(1, &srcList[i].source);
|
|
}
|
|
|
|
memset(srcList, 0, sizeof(srcList));
|
|
|
|
alSourcesInitialised = qfalse;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_SrcSetup
|
|
=================
|
|
*/
|
|
static void S_AL_SrcSetup(srcHandle_t src, sfxHandle_t sfx, alSrcPriority_t priority,
|
|
int entity, int channel, qboolean local)
|
|
{
|
|
ALuint buffer;
|
|
float null_vector[] = {0, 0, 0};
|
|
|
|
// Mark the SFX as used, and grab the raw AL buffer
|
|
S_AL_BufferUse(sfx);
|
|
buffer = S_AL_BufferGet(sfx);
|
|
|
|
// Set up src struct
|
|
srcList[src].lastUse = Sys_Milliseconds();
|
|
srcList[src].sfx = sfx;
|
|
srcList[src].priority = priority;
|
|
srcList[src].entity = entity;
|
|
srcList[src].channel = channel;
|
|
srcList[src].isActive = qtrue;
|
|
srcList[src].isLocked = qfalse;
|
|
srcList[src].isLooping = qfalse;
|
|
srcList[src].isTracking = qfalse;
|
|
srcList[src].local = local;
|
|
|
|
// Set up OpenAL source
|
|
qalSourcei(srcList[src].source, AL_BUFFER, buffer);
|
|
qalSourcef(srcList[src].source, AL_PITCH, 1.0f);
|
|
qalSourcef(srcList[src].source, AL_GAIN, s_alGain->value * s_volume->value);
|
|
qalSourcefv(srcList[src].source, AL_POSITION, null_vector);
|
|
qalSourcefv(srcList[src].source, AL_VELOCITY, null_vector);
|
|
qalSourcei(srcList[src].source, AL_LOOPING, AL_FALSE);
|
|
qalSourcef(srcList[src].source, AL_REFERENCE_DISTANCE, s_alMinDistance->value);
|
|
|
|
if(local)
|
|
{
|
|
qalSourcei(srcList[src].source, AL_SOURCE_RELATIVE, AL_TRUE);
|
|
qalSourcef(srcList[src].source, AL_ROLLOFF_FACTOR, 0);
|
|
}
|
|
else
|
|
{
|
|
qalSourcei(srcList[src].source, AL_SOURCE_RELATIVE, AL_FALSE);
|
|
qalSourcef(srcList[src].source, AL_ROLLOFF_FACTOR, s_alRolloff->value);
|
|
}
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_SrcKill
|
|
=================
|
|
*/
|
|
static void S_AL_SrcKill(srcHandle_t src)
|
|
{
|
|
// I'm not touching it. Unlock it first.
|
|
if(srcList[src].isLocked)
|
|
return;
|
|
|
|
// Stop it if it's playing
|
|
if(srcList[src].isActive)
|
|
qalSourceStop(srcList[src].source);
|
|
|
|
// Remove the entity association
|
|
if((srcList[src].isLooping) && (srcList[src].entity != -1))
|
|
{
|
|
int ent = srcList[src].entity;
|
|
entityList[ent].has_sfx = 0;
|
|
entityList[ent].sfx = -1;
|
|
entityList[ent].touched = qfalse;
|
|
}
|
|
|
|
// Remove the buffer
|
|
qalSourcei(srcList[src].source, AL_BUFFER, 0);
|
|
|
|
srcList[src].sfx = 0;
|
|
srcList[src].lastUse = 0;
|
|
srcList[src].priority = 0;
|
|
srcList[src].entity = -1;
|
|
srcList[src].channel = -1;
|
|
srcList[src].isActive = qfalse;
|
|
srcList[src].isLocked = qfalse;
|
|
srcList[src].isLooping = qfalse;
|
|
srcList[src].isTracking = qfalse;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_SrcAlloc
|
|
=================
|
|
*/
|
|
static
|
|
srcHandle_t S_AL_SrcAlloc( alSrcPriority_t priority, int entnum, int channel )
|
|
{
|
|
int i;
|
|
int empty = -1;
|
|
int weakest = -1;
|
|
int weakest_time = Sys_Milliseconds();
|
|
int weakest_pri = 999;
|
|
|
|
for(i = 0; i < srcCount; i++)
|
|
{
|
|
// If it's locked, we aren't even going to look at it
|
|
if(srcList[i].isLocked)
|
|
continue;
|
|
|
|
// Is it empty or not?
|
|
if((!srcList[i].isActive) && (empty == -1))
|
|
empty = i;
|
|
else if(srcList[i].priority < priority)
|
|
{
|
|
// If it's older or has lower priority, flag it as weak
|
|
if((srcList[i].priority < weakest_pri) ||
|
|
(srcList[i].lastUse < weakest_time))
|
|
{
|
|
weakest_pri = srcList[i].priority;
|
|
weakest_time = srcList[i].lastUse;
|
|
weakest = i;
|
|
}
|
|
}
|
|
|
|
// Is it an exact match, and not on channel 0?
|
|
if((srcList[i].entity == entnum) && (srcList[i].channel == channel) && (channel != 0))
|
|
{
|
|
S_AL_SrcKill(i);
|
|
return i;
|
|
}
|
|
}
|
|
|
|
// Do we have an empty one?
|
|
if(empty != -1)
|
|
return empty;
|
|
|
|
// No. How about an overridable one?
|
|
if(weakest != -1)
|
|
{
|
|
S_AL_SrcKill(weakest);
|
|
return weakest;
|
|
}
|
|
|
|
// Nothing. Return failure (cries...)
|
|
return -1;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_SrcFind
|
|
|
|
Finds an active source with matching entity and channel numbers
|
|
Returns -1 if there isn't one
|
|
=================
|
|
*/
|
|
#if 0
|
|
static
|
|
srcHandle_t S_AL_SrcFind(int entnum, int channel)
|
|
{
|
|
int i;
|
|
for(i = 0; i < srcCount; i++)
|
|
{
|
|
if(!srcList[i].isActive)
|
|
continue;
|
|
if((srcList[i].entity == entnum) && (srcList[i].channel == channel))
|
|
return i;
|
|
}
|
|
return -1;
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
=================
|
|
S_AL_SrcLock
|
|
|
|
Locked sources will not be automatically reallocated or managed
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_SrcLock(srcHandle_t src)
|
|
{
|
|
srcList[src].isLocked = qtrue;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_SrcUnlock
|
|
|
|
Once unlocked, the source may be reallocated again
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_SrcUnlock(srcHandle_t src)
|
|
{
|
|
srcList[src].isLocked = qfalse;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_UpdateEntityPosition
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_UpdateEntityPosition( int entityNum, const vec3_t origin )
|
|
{
|
|
if ( entityNum < 0 || entityNum > MAX_GENTITIES )
|
|
Com_Error( ERR_DROP, "S_UpdateEntityPosition: bad entitynum %i", entityNum );
|
|
VectorCopy( origin, entityList[entityNum].origin );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_StartLocalSound
|
|
|
|
Play a local (non-spatialized) sound effect
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_StartLocalSound(sfxHandle_t sfx, int channel)
|
|
{
|
|
// Try to grab a source
|
|
srcHandle_t src = S_AL_SrcAlloc(SRCPRI_LOCAL, -1, channel);
|
|
if(src == -1)
|
|
return;
|
|
|
|
// Set up the effect
|
|
S_AL_SrcSetup(src, sfx, SRCPRI_LOCAL, -1, channel, qtrue);
|
|
|
|
// Start it playing
|
|
qalSourcePlay(srcList[src].source);
|
|
}
|
|
|
|
#define POSITION_SCALE 1.0f
|
|
|
|
/*
|
|
=================
|
|
S_AL_StartSound
|
|
|
|
Play a one-shot sound effect
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_StartSound( vec3_t origin, int entnum, int entchannel, sfxHandle_t sfx )
|
|
{
|
|
vec3_t sorigin;
|
|
|
|
// Try to grab a source
|
|
srcHandle_t src = S_AL_SrcAlloc(SRCPRI_ONESHOT, entnum, entchannel);
|
|
if(src == -1)
|
|
return;
|
|
|
|
// Set up the effect
|
|
S_AL_SrcSetup(src, sfx, SRCPRI_ONESHOT, entnum, entchannel, qfalse);
|
|
|
|
if(origin == NULL)
|
|
{
|
|
srcList[src].isTracking = qtrue;
|
|
VectorScale(entityList[entnum].origin, POSITION_SCALE, sorigin);
|
|
}
|
|
else
|
|
VectorScale(origin, POSITION_SCALE, sorigin);
|
|
qalSourcefv(srcList[src].source, AL_POSITION, sorigin);
|
|
|
|
// Start it playing
|
|
qalSourcePlay(srcList[src].source);
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_ClearLoopingSounds
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_ClearLoopingSounds( qboolean killall )
|
|
{
|
|
int i;
|
|
for(i = 0; i < srcCount; i++)
|
|
{
|
|
if((srcList[i].isLooping) && (srcList[i].entity != -1))
|
|
entityList[srcList[i].entity].touched = qfalse;
|
|
}
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_SrcLoop
|
|
=================
|
|
*/
|
|
static void S_AL_SrcLoop( alSrcPriority_t priority, sfxHandle_t sfx,
|
|
const vec3_t origin, const vec3_t velocity, int entnum)
|
|
{
|
|
int src;
|
|
qboolean need_to_play = qfalse;
|
|
vec3_t sorigin;
|
|
|
|
// Do we need to start a new sound playing?
|
|
if(!entityList[entnum].has_sfx)
|
|
{
|
|
// Try to get a channel
|
|
ambientCount++;
|
|
src = S_AL_SrcAlloc(priority, entnum, -1);
|
|
if(src == -1)
|
|
return;
|
|
need_to_play = qtrue;
|
|
}
|
|
else if(srcList[entityList[entnum].sfx].sfx != sfx)
|
|
{
|
|
// Need to restart. Just re-use this channel
|
|
src = entityList[entnum].sfx;
|
|
S_AL_SrcKill(src);
|
|
need_to_play = qtrue;
|
|
}
|
|
else
|
|
src = entityList[entnum].sfx;
|
|
|
|
if(need_to_play)
|
|
{
|
|
// Set up the effect
|
|
S_AL_SrcSetup(src, sfx, priority, entnum, -1, qfalse);
|
|
qalSourcei(srcList[src].source, AL_LOOPING, AL_TRUE);
|
|
srcList[src].isLooping = qtrue;
|
|
|
|
// Set up the entity
|
|
entityList[entnum].has_sfx = qtrue;
|
|
entityList[entnum].sfx = src;
|
|
need_to_play = qtrue;
|
|
}
|
|
|
|
// Set up the position and velocity
|
|
VectorScale(entityList[entnum].origin, POSITION_SCALE, sorigin);
|
|
qalSourcefv(srcList[src].source, AL_POSITION, (ALfloat *)sorigin);
|
|
qalSourcefv(srcList[src].source, AL_VELOCITY, (ALfloat *)velocity);
|
|
|
|
// Flag it
|
|
entityList[entnum].touched = qtrue;
|
|
|
|
// Play if need be
|
|
if(need_to_play)
|
|
qalSourcePlay(srcList[src].source);
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_AddLoopingSound
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_AddLoopingSound( int entityNum, const vec3_t origin, const vec3_t velocity, sfxHandle_t sfx )
|
|
{
|
|
S_AL_SrcLoop(SRCPRI_AMBIENT, sfx, origin, velocity, entityNum);
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_AddRealLoopingSound
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_AddRealLoopingSound( int entityNum, const vec3_t origin, const vec3_t velocity, sfxHandle_t sfx )
|
|
{
|
|
S_AL_SrcLoop(SRCPRI_ENTITY, sfx, origin, velocity, entityNum);
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_StopLoopingSound
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_StopLoopingSound(int entityNum )
|
|
{
|
|
if(entityList[entityNum].has_sfx)
|
|
S_AL_SrcKill(entityList[entityNum].sfx);
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_SrcUpdate
|
|
|
|
Update state (move things around, manage sources, and so on)
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_SrcUpdate( void )
|
|
{
|
|
int i;
|
|
int ent;
|
|
ALint state;
|
|
|
|
for(i = 0; i < srcCount; i++)
|
|
{
|
|
if(srcList[i].isLocked)
|
|
continue;
|
|
|
|
if(!srcList[i].isActive)
|
|
continue;
|
|
|
|
// Check if it's done, and flag it
|
|
qalGetSourcei(srcList[i].source, AL_SOURCE_STATE, &state);
|
|
if(state == AL_STOPPED)
|
|
{
|
|
S_AL_SrcKill(i);
|
|
continue;
|
|
}
|
|
|
|
// Update source parameters
|
|
if((s_alGain->modified)||(s_volume->modified))
|
|
qalSourcef(srcList[i].source, AL_GAIN, s_alGain->value * s_volume->value);
|
|
if((s_alRolloff->modified)&&(!srcList[i].local))
|
|
qalSourcef(srcList[i].source, AL_ROLLOFF_FACTOR, s_alRolloff->value);
|
|
if(s_alMinDistance->modified)
|
|
qalSourcef(srcList[i].source, AL_REFERENCE_DISTANCE, s_alMinDistance->value);
|
|
|
|
ent = srcList[i].entity;
|
|
|
|
// If a looping effect hasn't been touched this frame, kill it
|
|
if(srcList[i].isLooping)
|
|
{
|
|
if(!entityList[ent].touched)
|
|
{
|
|
ambientCount--;
|
|
S_AL_SrcKill(i);
|
|
}
|
|
continue;
|
|
}
|
|
|
|
// See if it needs to be moved
|
|
if(srcList[i].isTracking)
|
|
{
|
|
vec3_t sorigin;
|
|
VectorScale(entityList[ent].origin, POSITION_SCALE, sorigin);
|
|
qalSourcefv(srcList[i].source, AL_POSITION, entityList[ent].origin);
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_SrcShutup
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_SrcShutup( void )
|
|
{
|
|
int i;
|
|
for(i = 0; i < srcCount; i++)
|
|
S_AL_SrcKill(i);
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_SrcGet
|
|
=================
|
|
*/
|
|
static
|
|
ALuint S_AL_SrcGet(srcHandle_t src)
|
|
{
|
|
return srcList[src].source;
|
|
}
|
|
|
|
|
|
//===========================================================================
|
|
|
|
|
|
static srcHandle_t streamSourceHandle = -1;
|
|
static qboolean streamPlaying = qfalse;
|
|
static ALuint streamSource;
|
|
|
|
/*
|
|
=================
|
|
S_AL_AllocateStreamChannel
|
|
=================
|
|
*/
|
|
static void S_AL_AllocateStreamChannel( void )
|
|
{
|
|
// Allocate a streamSource at high priority
|
|
streamSourceHandle = S_AL_SrcAlloc(SRCPRI_STREAM, -2, 0);
|
|
if(streamSourceHandle == -1)
|
|
return;
|
|
|
|
// Lock the streamSource so nobody else can use it, and get the raw streamSource
|
|
S_AL_SrcLock(streamSourceHandle);
|
|
streamSource = S_AL_SrcGet(streamSourceHandle);
|
|
|
|
// Set some streamSource parameters
|
|
qalSourcei (streamSource, AL_BUFFER, 0 );
|
|
qalSourcei (streamSource, AL_LOOPING, AL_FALSE );
|
|
qalSource3f(streamSource, AL_POSITION, 0.0, 0.0, 0.0);
|
|
qalSource3f(streamSource, AL_VELOCITY, 0.0, 0.0, 0.0);
|
|
qalSource3f(streamSource, AL_DIRECTION, 0.0, 0.0, 0.0);
|
|
qalSourcef (streamSource, AL_ROLLOFF_FACTOR, 0.0 );
|
|
qalSourcei (streamSource, AL_SOURCE_RELATIVE, AL_TRUE );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_FreeStreamChannel
|
|
=================
|
|
*/
|
|
static void S_AL_FreeStreamChannel( void )
|
|
{
|
|
// Release the output streamSource
|
|
S_AL_SrcUnlock(streamSourceHandle);
|
|
streamSource = 0;
|
|
streamSourceHandle = -1;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_RawSamples
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_RawSamples(int samples, int rate, int width, int channels, const byte *data, float volume)
|
|
{
|
|
ALuint buffer;
|
|
ALuint format = AL_FORMAT_STEREO16;
|
|
ALint state;
|
|
|
|
// Work out AL format
|
|
if(width == 1)
|
|
{
|
|
if(channels == 1)
|
|
format = AL_FORMAT_MONO8;
|
|
else if(channels == 2)
|
|
format = AL_FORMAT_STEREO8;
|
|
}
|
|
else if(width == 2)
|
|
{
|
|
if(channels == 1)
|
|
format = AL_FORMAT_MONO16;
|
|
else if(channels == 2)
|
|
format = AL_FORMAT_STEREO16;
|
|
}
|
|
|
|
// Create the streamSource if necessary
|
|
if(streamSourceHandle == -1)
|
|
{
|
|
S_AL_AllocateStreamChannel();
|
|
|
|
// Failed?
|
|
if(streamSourceHandle == -1)
|
|
{
|
|
Com_Printf( "Can't allocate streaming streamSource\n");
|
|
return;
|
|
}
|
|
}
|
|
|
|
// Create a buffer, and stuff the data into it
|
|
qalGenBuffers(1, &buffer);
|
|
qalBufferData(buffer, format, (ALvoid *)data, (samples * width * channels), rate);
|
|
|
|
// Shove the data onto the streamSource
|
|
qalSourceQueueBuffers(streamSource, 1, &buffer);
|
|
|
|
// Start the streamSource playing if necessary
|
|
qalGetSourcei(streamSource, AL_SOURCE_STATE, &state);
|
|
|
|
// Volume
|
|
qalSourcef (streamSource, AL_GAIN, volume * s_volume->value * s_alGain->value);
|
|
|
|
if(!streamPlaying)
|
|
{
|
|
qalSourcePlay(streamSource);
|
|
streamPlaying = qtrue;
|
|
}
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_StreamUpdate
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_StreamUpdate( void )
|
|
{
|
|
int processed;
|
|
ALint state;
|
|
|
|
if(streamSourceHandle == -1)
|
|
return;
|
|
|
|
// Un-queue any buffers, and delete them
|
|
qalGetSourcei(streamSource, AL_BUFFERS_PROCESSED, &processed);
|
|
if(processed)
|
|
{
|
|
while(processed--)
|
|
{
|
|
ALuint buffer;
|
|
qalSourceUnqueueBuffers(streamSource, 1, &buffer);
|
|
qalDeleteBuffers(1, &buffer);
|
|
}
|
|
}
|
|
|
|
// If it's stopped, release the streamSource
|
|
qalGetSourcei(streamSource, AL_SOURCE_STATE, &state);
|
|
if(state == AL_STOPPED)
|
|
{
|
|
streamPlaying = qfalse;
|
|
qalSourceStop(streamSource);
|
|
S_AL_FreeStreamChannel();
|
|
}
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_StreamDie
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_StreamDie( void )
|
|
{
|
|
if(streamSourceHandle == -1)
|
|
return;
|
|
|
|
streamPlaying = qfalse;
|
|
qalSourceStop(streamSource);
|
|
S_AL_FreeStreamChannel();
|
|
}
|
|
|
|
|
|
//===========================================================================
|
|
|
|
|
|
#define NUM_MUSIC_BUFFERS 4
|
|
#define MUSIC_BUFFER_SIZE 4096
|
|
|
|
static qboolean musicPlaying = qfalse;
|
|
static srcHandle_t musicSourceHandle = -1;
|
|
static ALuint musicSource;
|
|
static ALuint musicBuffers[NUM_MUSIC_BUFFERS];
|
|
|
|
static snd_stream_t *mus_stream;
|
|
static char s_backgroundLoop[MAX_QPATH];
|
|
|
|
static byte decode_buffer[MUSIC_BUFFER_SIZE];
|
|
|
|
/*
|
|
=================
|
|
S_AL_MusicSourceGet
|
|
=================
|
|
*/
|
|
static void S_AL_MusicSourceGet( void )
|
|
{
|
|
// Allocate a musicSource at high priority
|
|
musicSourceHandle = S_AL_SrcAlloc(SRCPRI_STREAM, -2, 0);
|
|
if(musicSourceHandle == -1)
|
|
return;
|
|
|
|
// Lock the musicSource so nobody else can use it, and get the raw musicSource
|
|
S_AL_SrcLock(musicSourceHandle);
|
|
musicSource = S_AL_SrcGet(musicSourceHandle);
|
|
|
|
// Set some musicSource parameters
|
|
qalSource3f(musicSource, AL_POSITION, 0.0, 0.0, 0.0);
|
|
qalSource3f(musicSource, AL_VELOCITY, 0.0, 0.0, 0.0);
|
|
qalSource3f(musicSource, AL_DIRECTION, 0.0, 0.0, 0.0);
|
|
qalSourcef (musicSource, AL_ROLLOFF_FACTOR, 0.0 );
|
|
qalSourcei (musicSource, AL_SOURCE_RELATIVE, AL_TRUE );
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_MusicSourceFree
|
|
=================
|
|
*/
|
|
static void S_AL_MusicSourceFree( void )
|
|
{
|
|
// Release the output musicSource
|
|
S_AL_SrcUnlock(musicSourceHandle);
|
|
musicSource = 0;
|
|
musicSourceHandle = -1;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_StopBackgroundTrack
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_StopBackgroundTrack( void )
|
|
{
|
|
if(!musicPlaying)
|
|
return;
|
|
|
|
// Stop playing
|
|
qalSourceStop(musicSource);
|
|
|
|
// De-queue the musicBuffers
|
|
qalSourceUnqueueBuffers(musicSource, NUM_MUSIC_BUFFERS, musicBuffers);
|
|
|
|
// Destroy the musicBuffers
|
|
qalDeleteBuffers(NUM_MUSIC_BUFFERS, musicBuffers);
|
|
|
|
// Free the musicSource
|
|
S_AL_MusicSourceFree();
|
|
|
|
// Unload the stream
|
|
if(mus_stream)
|
|
S_CodecCloseStream(mus_stream);
|
|
mus_stream = NULL;
|
|
|
|
musicPlaying = qfalse;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_MusicProcess
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_MusicProcess(ALuint b)
|
|
{
|
|
int l;
|
|
ALuint format;
|
|
|
|
l = S_CodecReadStream(mus_stream, MUSIC_BUFFER_SIZE, decode_buffer);
|
|
|
|
if(l == 0)
|
|
{
|
|
S_CodecCloseStream(mus_stream);
|
|
mus_stream = S_CodecOpenStream(s_backgroundLoop);
|
|
if(!mus_stream)
|
|
{
|
|
S_AL_StopBackgroundTrack();
|
|
return;
|
|
}
|
|
|
|
l = S_CodecReadStream(mus_stream, MUSIC_BUFFER_SIZE, decode_buffer);
|
|
}
|
|
|
|
format = S_AL_Format(mus_stream->info.width, mus_stream->info.channels);
|
|
qalBufferData(b, format, decode_buffer, l, mus_stream->info.rate);
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_StartBackgroundTrack
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_StartBackgroundTrack( const char *intro, const char *loop )
|
|
{
|
|
int i;
|
|
|
|
// Stop any existing music that might be playing
|
|
S_AL_StopBackgroundTrack();
|
|
|
|
if ( !intro || !intro[0] ) {
|
|
intro = loop;
|
|
}
|
|
if ( !loop || !loop[0] ) {
|
|
loop = intro;
|
|
}
|
|
|
|
if((!intro || !intro[0]) && (!intro || !intro[0]))
|
|
return;
|
|
|
|
// Copy the loop over
|
|
strncpy( s_backgroundLoop, loop, sizeof( s_backgroundLoop ) );
|
|
|
|
// Open the intro
|
|
mus_stream = S_CodecOpenStream(intro);
|
|
|
|
if(!mus_stream)
|
|
return;
|
|
|
|
// Allocate a musicSource
|
|
S_AL_MusicSourceGet();
|
|
if(musicSourceHandle == -1)
|
|
return;
|
|
|
|
// Generate the musicBuffers
|
|
qalGenBuffers(NUM_MUSIC_BUFFERS, musicBuffers);
|
|
|
|
// Queue the musicBuffers up
|
|
for(i = 0; i < NUM_MUSIC_BUFFERS; i++)
|
|
S_AL_MusicProcess(musicBuffers[i]);
|
|
qalSourceQueueBuffers(musicSource, NUM_MUSIC_BUFFERS, musicBuffers);
|
|
|
|
// Start playing
|
|
qalSourcePlay(musicSource);
|
|
|
|
musicPlaying = qtrue;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_MusicUpdate
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_MusicUpdate( void )
|
|
{
|
|
int processed;
|
|
ALint state;
|
|
|
|
if(!musicPlaying)
|
|
return;
|
|
|
|
qalGetSourcei(musicSource, AL_BUFFERS_PROCESSED, &processed);
|
|
if(processed)
|
|
{
|
|
while(processed--)
|
|
{
|
|
ALuint b;
|
|
qalSourceUnqueueBuffers(musicSource, 1, &b);
|
|
S_AL_MusicProcess(b);
|
|
qalSourceQueueBuffers(musicSource, 1, &b);
|
|
}
|
|
}
|
|
|
|
// If it's not still playing, give it a kick
|
|
qalGetSourcei(musicSource, AL_SOURCE_STATE, &state);
|
|
if(state == AL_STOPPED)
|
|
{
|
|
Com_DPrintf( "Restarted OpenAL music musicSource\n");
|
|
qalSourcePlay(musicSource);
|
|
}
|
|
|
|
// Set the gain property
|
|
qalSourcef(musicSource, AL_GAIN, s_alGain->value * s_musicVolume->value);
|
|
}
|
|
|
|
|
|
//===========================================================================
|
|
|
|
|
|
// Local state variables
|
|
static ALCdevice *alDevice;
|
|
static ALCcontext *alContext;
|
|
|
|
#ifdef _WIN32
|
|
#define ALDRIVER_DEFAULT "OpenAL32.dll"
|
|
#else
|
|
#define ALDRIVER_DEFAULT "libopenal.so.0"
|
|
#endif
|
|
|
|
/*
|
|
=================
|
|
S_AL_StopAllSounds
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_StopAllSounds( void )
|
|
{
|
|
S_AL_SrcShutup();
|
|
S_AL_StopBackgroundTrack();
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_Respatialize
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_Respatialize( int entityNum, const vec3_t origin, vec3_t axis[3], int inwater )
|
|
{
|
|
// Axis[0] = Forward
|
|
// Axis[2] = Up
|
|
float velocity[] = {0.0f, 0.0f, 0.0f};
|
|
float orientation[] = {axis[0][0], axis[0][1], axis[0][2],
|
|
axis[2][0], axis[2][1], axis[2][2]};
|
|
vec3_t sorigin;
|
|
|
|
// Set OpenAL listener paramaters
|
|
VectorScale(origin, POSITION_SCALE, sorigin);
|
|
qalListenerfv(AL_POSITION, (ALfloat *)origin);
|
|
qalListenerfv(AL_VELOCITY, velocity);
|
|
qalListenerfv(AL_ORIENTATION, orientation);
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_Update
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_Update( void )
|
|
{
|
|
// Update SFX channels
|
|
S_AL_SrcUpdate();
|
|
|
|
// Update streams
|
|
S_AL_StreamUpdate();
|
|
S_AL_MusicUpdate();
|
|
|
|
// Doppler
|
|
if(s_doppler->modified)
|
|
{
|
|
s_alDopplerFactor->modified = qtrue;
|
|
s_doppler->modified = qfalse;
|
|
}
|
|
|
|
// Doppler parameters
|
|
if(s_alDopplerFactor->modified)
|
|
{
|
|
if(s_doppler->integer)
|
|
qalDopplerFactor(s_alDopplerFactor->value);
|
|
else
|
|
qalDopplerFactor(0.0f);
|
|
s_alDopplerFactor->modified = qfalse;
|
|
}
|
|
if(s_alDopplerSpeed->modified)
|
|
{
|
|
qalDopplerVelocity(s_alDopplerSpeed->value);
|
|
s_alDopplerSpeed->modified = qfalse;
|
|
}
|
|
|
|
// Clear the modified flags on the other cvars
|
|
s_alGain->modified = qfalse;
|
|
s_volume->modified = qfalse;
|
|
s_musicVolume->modified = qfalse;
|
|
s_alMinDistance->modified = qfalse;
|
|
s_alRolloff->modified = qfalse;
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_DisableSounds
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_DisableSounds( void )
|
|
{
|
|
S_AL_StopAllSounds();
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_BeginRegistration
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_BeginRegistration( void )
|
|
{
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_ClearSoundBuffer
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_ClearSoundBuffer( void )
|
|
{
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_SoundList
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_SoundList( void )
|
|
{
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_SoundInfo
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_SoundInfo( void )
|
|
{
|
|
Com_Printf( "OpenAL info:\n" );
|
|
Com_Printf( " Vendor: %s\n", qalGetString( AL_VENDOR ) );
|
|
Com_Printf( " Version: %s\n", qalGetString( AL_VERSION ) );
|
|
Com_Printf( " Renderer: %s\n", qalGetString( AL_RENDERER ) );
|
|
Com_Printf( " Extensions: %s\n", qalGetString( AL_EXTENSIONS ) );
|
|
|
|
}
|
|
|
|
/*
|
|
=================
|
|
S_AL_Shutdown
|
|
=================
|
|
*/
|
|
static
|
|
void S_AL_Shutdown( void )
|
|
{
|
|
// Shut down everything
|
|
S_AL_StreamDie( );
|
|
S_AL_StopBackgroundTrack( );
|
|
S_AL_SrcShutdown( );
|
|
S_AL_BufferShutdown( );
|
|
|
|
// Check for Linux shutdown race condition
|
|
// FIXME: this will probably not be necessary once OpenAL CVS
|
|
// from 11/11/05 is released and prevelant
|
|
if( Q_stricmp((const char*)qalGetString( AL_VENDOR ), "J. Valenzuela" ) ) {
|
|
qalcMakeContextCurrent( NULL );
|
|
}
|
|
|
|
qalcDestroyContext(alContext);
|
|
qalcCloseDevice(alDevice);
|
|
|
|
QAL_Shutdown();
|
|
}
|
|
|
|
#endif
|
|
|
|
/*
|
|
=================
|
|
S_AL_Init
|
|
=================
|
|
*/
|
|
qboolean S_AL_Init( soundInterface_t *si )
|
|
{
|
|
#if USE_OPENAL
|
|
if( !si ) {
|
|
return qfalse;
|
|
}
|
|
|
|
// New console variables
|
|
s_alPrecache = Cvar_Get( "s_alPrecache", "0", CVAR_ARCHIVE );
|
|
s_alGain = Cvar_Get( "s_alGain", "0.4", CVAR_ARCHIVE );
|
|
s_alSources = Cvar_Get( "s_alSources", "64", CVAR_ARCHIVE );
|
|
s_alDopplerFactor = Cvar_Get( "s_alDopplerFactor", "1.0", CVAR_ARCHIVE );
|
|
s_alDopplerSpeed = Cvar_Get( "s_alDopplerSpeed", "2200", CVAR_ARCHIVE );
|
|
s_alMinDistance = Cvar_Get( "s_alMinDistance", "80", CVAR_ARCHIVE );
|
|
s_alRolloff = Cvar_Get( "s_alRolloff", "0.25", CVAR_ARCHIVE );
|
|
|
|
s_alDriver = Cvar_Get( "s_alDriver", ALDRIVER_DEFAULT, CVAR_ARCHIVE );
|
|
|
|
// Load QAL
|
|
if( !QAL_Init( s_alDriver->string ) )
|
|
{
|
|
Com_Printf( "Failed to load library: \"%s\".\n", s_alDriver->string );
|
|
return qfalse;
|
|
}
|
|
|
|
// Open default device
|
|
alDevice = qalcOpenDevice( NULL );
|
|
if( !alDevice )
|
|
{
|
|
QAL_Shutdown( );
|
|
Com_Printf( "Failed to open OpenAL device.\n" );
|
|
return qfalse;
|
|
}
|
|
|
|
// Create OpenAL context
|
|
alContext = qalcCreateContext( alDevice, NULL );
|
|
if( !alContext )
|
|
{
|
|
QAL_Shutdown( );
|
|
qalcCloseDevice( alDevice );
|
|
Com_Printf( "Failed to create OpenAL context.\n" );
|
|
return qfalse;
|
|
}
|
|
qalcMakeContextCurrent( alContext );
|
|
|
|
// Initialize sources, buffers, music
|
|
S_AL_BufferInit( );
|
|
S_AL_SrcInit( );
|
|
|
|
// Set up OpenAL parameters (doppler, etc)
|
|
qalDopplerFactor( s_alDopplerFactor->value );
|
|
qalDopplerVelocity( s_alDopplerSpeed->value );
|
|
|
|
si->Shutdown = S_AL_Shutdown;
|
|
si->StartSound = S_AL_StartSound;
|
|
si->StartLocalSound = S_AL_StartLocalSound;
|
|
si->StartBackgroundTrack = S_AL_StartBackgroundTrack;
|
|
si->StopBackgroundTrack = S_AL_StopBackgroundTrack;
|
|
si->RawSamples = S_AL_RawSamples;
|
|
si->StopAllSounds = S_AL_StopAllSounds;
|
|
si->ClearLoopingSounds = S_AL_ClearLoopingSounds;
|
|
si->AddLoopingSound = S_AL_AddLoopingSound;
|
|
si->AddRealLoopingSound = S_AL_AddRealLoopingSound;
|
|
si->StopLoopingSound = S_AL_StopLoopingSound;
|
|
si->Respatialize = S_AL_Respatialize;
|
|
si->UpdateEntityPosition = S_AL_UpdateEntityPosition;
|
|
si->Update = S_AL_Update;
|
|
si->DisableSounds = S_AL_DisableSounds;
|
|
si->BeginRegistration = S_AL_BeginRegistration;
|
|
si->RegisterSound = S_AL_RegisterSound;
|
|
si->ClearSoundBuffer = S_AL_ClearSoundBuffer;
|
|
si->SoundInfo = S_AL_SoundInfo;
|
|
si->SoundList = S_AL_SoundList;
|
|
|
|
return qtrue;
|
|
#else
|
|
return qfalse;
|
|
#endif
|
|
}
|
|
|