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* Fix to an OpenAL "bug" involving Team Arena

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This commit is contained in:
Tim Angus 2006-01-22 21:09:55 +00:00
parent 7b930770e7
commit 704c151eb1
1 changed files with 15 additions and 2 deletions
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17
code/client/snd_openal.c
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@ -38,6 +38,7 @@ cvar_t *s_alDopplerSpeed;
cvar_t *s_alMinDistance;
cvar_t *s_alRolloff;
cvar_t *s_alDriver;
cvar_t *s_alMaxSpeakerDistance;
/*
=================
@ -468,6 +469,7 @@ typedef struct src_s
static src_t srcList[MAX_SRC];
static int srcCount = 0;
static qboolean alSourcesInitialised = qfalse;
static vec3_t lastListenerOrigin = { 0.0f, 0.0f, 0.0f };
typedef struct sentity_s
{
@ -915,7 +917,7 @@ void S_AL_AddLoopingSound( int entityNum, const vec3_t origin, const vec3_t velo
{
S_AL_SanitiseVector( (vec_t *)origin );
S_AL_SanitiseVector( (vec_t *)velocity );
S_AL_SrcLoop(SRCPRI_AMBIENT, sfx, origin, velocity, entityNum);
S_AL_SrcLoop(SRCPRI_ENTITY, sfx, origin, velocity, entityNum);
}
/*
@ -928,7 +930,15 @@ void S_AL_AddRealLoopingSound( int entityNum, const vec3_t origin, const vec3_t
{
S_AL_SanitiseVector( (vec_t *)origin );
S_AL_SanitiseVector( (vec_t *)velocity );
S_AL_SrcLoop(SRCPRI_ENTITY, sfx, origin, velocity, entityNum);
// 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_alMaxSpeakerDistance->value * s_alMaxSpeakerDistance->value )
return;
S_AL_SrcLoop(SRCPRI_AMBIENT, sfx, origin, velocity, entityNum);
}
/*
@ -1460,6 +1470,8 @@ void S_AL_Respatialize( int entityNum, const vec3_t origin, vec3_t axis[3], int
float orientation[] = {axis[0][0], axis[0][1], axis[0][2],
axis[2][0], axis[2][1], axis[2][2]};
VectorCopy( origin, lastListenerOrigin );
// Set OpenAL listener paramaters
qalListenerfv(AL_POSITION, (ALfloat *)origin);
qalListenerfv(AL_VELOCITY, velocity);
@ -1617,6 +1629,7 @@ qboolean S_AL_Init( soundInterface_t *si )
s_alDopplerSpeed = Cvar_Get( "s_alDopplerSpeed", "2200", CVAR_ARCHIVE );
s_alMinDistance = Cvar_Get( "s_alMinDistance", "120", CVAR_CHEAT );
s_alRolloff = Cvar_Get( "s_alRolloff", "0.8", CVAR_CHEAT );
s_alMaxSpeakerDistance = Cvar_Get( "s_alMaxSpeakerDistance", "1024", CVAR_ARCHIVE );
s_alDriver = Cvar_Get( "s_alDriver", ALDRIVER_DEFAULT, CVAR_ARCHIVE );