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* OpenAL now respatializes using the player entity origin instead of the view

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origin by default. The old behaviour is available by setting
  s_alSpatEntOrigin to 0.
This commit is contained in:
Tim Angus 2006-02-12 10:43:37 +00:00
parent 3e803b40d2
commit 932ca8027c
2 changed files with 16 additions and 5 deletions
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1
README
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@ -105,6 +105,7 @@ New cvars
s_alMinDistance - the value of AL_REFERENCE_DISTANCE for each source
s_alRolloff - the value of AL_ROLLOFF_FACTOR for each source
s_alMaxSpeakerDistance - ET_SPEAKERS beyond this distance are culled
s_alSpatEntOrigin - spatialize entity origin instead of view origin
s_alDriver - which OpenAL library to use
s_sdlBits - SDL bit resolution

20
code/client/snd_openal.c
View file

@ -39,6 +39,7 @@ cvar_t *s_alMinDistance;
cvar_t *s_alRolloff;
cvar_t *s_alDriver;
cvar_t *s_alMaxSpeakerDistance;
cvar_t *s_alSpatEntOrigin;
/*
=================
@ -1460,10 +1461,18 @@ S_AL_Respatialize
static
void S_AL_Respatialize( int entityNum, const vec3_t origin, vec3_t axis[3], int inwater )
{
float velocity[3] = {0.0f, 0.0f, 0.0f};
float orientation[6];
float velocity[3] = {0.0f, 0.0f, 0.0f};
float orientation[6];
vec3_t sorigin;
if( s_alSpatEntOrigin->integer && entityNum )
VectorCopy( entityList[ entityNum ].origin, sorigin );
else
{
VectorCopy( origin, sorigin );
S_AL_SanitiseVector( sorigin );
}
S_AL_SanitiseVector( (vec_t *)origin );
S_AL_SanitiseVector( axis[ 0 ] );
S_AL_SanitiseVector( axis[ 1 ] );
S_AL_SanitiseVector( axis[ 2 ] );
@ -1471,10 +1480,10 @@ void S_AL_Respatialize( int entityNum, const vec3_t origin, vec3_t axis[3], int
orientation[0] = axis[0][0]; orientation[1] = axis[0][1]; orientation[2] = axis[0][2];
orientation[3] = axis[2][0]; orientation[4] = axis[2][1]; orientation[5] = axis[2][2];
VectorCopy( origin, lastListenerOrigin );
VectorCopy( sorigin, lastListenerOrigin );
// Set OpenAL listener paramaters
qalListenerfv(AL_POSITION, (ALfloat *)origin);
qalListenerfv(AL_POSITION, (ALfloat *)sorigin);
qalListenerfv(AL_VELOCITY, velocity);
qalListenerfv(AL_ORIENTATION, orientation);
}
@ -1631,6 +1640,7 @@ qboolean S_AL_Init( soundInterface_t *si )
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_alSpatEntOrigin = Cvar_Get( "s_alSpatEntOrigin", "1", CVAR_ARCHIVE );
s_alDriver = Cvar_Get( "s_alDriver", ALDRIVER_DEFAULT, CVAR_ARCHIVE );