/*
=================
S_AL_AddLoopingSound
=================
*/
static
void S_AL_AddLoopingSound( int entityNum, const vec3_t origin, const vec3_t velocity, sfxHandle_t sfx )
{
if(S_AL_CheckInput(entityNum, sfx))
return;
S_AL_SanitiseVector( (vec_t *)origin );
S_AL_SanitiseVector( (vec_t *)velocity );
S_AL_SrcLoop(SRCPRI_ENTITY, sfx, origin, velocity, entityNum);
}
/*
=================
S_AL_AddLoopingSound
=================
*/
static
void S_AL_AddLoopingSound( int entityNum, const vec3_t origin, const vec3_t velocity, sfxHandle_t sfx )
{
vec3_t sanOrigin, sanVelocity;
if(S_AL_CheckInput(entityNum, sfx))
return;
VectorCopy( origin, sanOrigin );
VectorCopy( velocity, sanVelocity );
S_AL_SanitiseVector( sanOrigin );
S_AL_SanitiseVector( sanVelocity );
S_AL_SrcLoop(SRCPRI_ENTITY, sfx, sanOrigin, sanVelocity, entityNum);
}
/*
=================
S_AL_AddRealLoopingSound
=================
*/
static
void S_AL_AddRealLoopingSound( int entityNum, const vec3_t origin, const vec3_t velocity, sfxHandle_t sfx )
{
if(S_AL_CheckInput(entityNum, sfx))
return;
S_AL_SanitiseVector( (vec_t *)origin );
S_AL_SanitiseVector( (vec_t *)velocity );
// There are certain maps (*cough* Q3:TA mpterra*) that have large quantities
// of ET_SPEAKERS in the PVS at any given time. OpenAL can't cope with mixing
// large numbers of sounds, so this culls them by distance
if( DistanceSquared( origin, lastListenerOrigin ) > (s_alMaxDistance->value + s_alGraceDistance->value) *
(s_alMaxDistance->value + s_alGraceDistance->value) )
return;
S_AL_SrcLoop(SRCPRI_AMBIENT, sfx, origin, velocity, entityNum);
}
/*
=================
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;
srcHandle_t src;
if(S_AL_CheckInput(origin ? 0 : entnum, sfx))
return;
// Try to grab a source
src = S_AL_SrcAlloc(SRCPRI_ONESHOT, entnum, entchannel);
if(src == -1)
return;
// Set up the effect
if( origin == NULL )
{
if( S_AL_HearingThroughEntity( entnum ) )
{
// Where the entity is the local player, play a local sound
S_AL_SrcSetup( src, sfx, SRCPRI_ONESHOT, entnum, entchannel, qtrue );
VectorClear( sorigin );
}
else
{
S_AL_SrcSetup( src, sfx, SRCPRI_ONESHOT, entnum, entchannel, qfalse );
VectorCopy( entityList[ entnum ].origin, sorigin );
}
srcList[ src ].isTracking = qtrue;
}
else
{
S_AL_SrcSetup( src, sfx, SRCPRI_ONESHOT, entnum, entchannel, qfalse );
VectorCopy( origin, sorigin );
}
S_AL_SanitiseVector( sorigin );
qalSourcefv( srcList[ src ].alSource, AL_POSITION, sorigin );
S_AL_ScaleGain(&srcList[src], sorigin);
// Start it playing
qalSourcePlay(srcList[src].alSource);
}
/*
=================
S_AL_StartLocalSound
Play a local (non-spatialized) sound effect
=================
*/
static
void S_AL_StartLocalSound(sfxHandle_t sfx, int channel)
{
srcHandle_t src;
if(S_AL_CheckInput(0, sfx))
return;
// Try to grab a source
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].alSource);
}
