AuroraMiddleware/AuroraOpenALSoft
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Add a device flag for enabling HRTF

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This commit is contained in:
Chris Robinson 2011-05-01 13:19:23 -07:00
parent af3adf5244
commit c9c965ef85
2 changed files with 11 additions and 4 deletions
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12
Alc/ALc.c
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@ -1186,7 +1186,11 @@ static ALCboolean UpdateDeviceParams(ALCdevice *device, const ALCint *attrList)
ProcessContext(context);
}
if(device->Bs2bLevel > 0 && device->Bs2bLevel <= 6)
device->UseHRTF = AL_FALSE;
if(ChannelsFromDevFmt(device->FmtChans) == 2 && device->Frequency == 44100)
device->UseHRTF = GetConfigValueBool(NULL, "hrtf", AL_FALSE);
if(!device->UseHRTF && device->Bs2bLevel > 0 && device->Bs2bLevel <= 6)
{
if(!device->Bs2b)
{
@ -1202,14 +1206,13 @@ static ALCboolean UpdateDeviceParams(ALCdevice *device, const ALCint *attrList)
device->Bs2b = NULL;
}
if(ChannelsFromDevFmt(device->FmtChans) <= 2)
device->HeadDampen = 0.0f;
if(!device->UseHRTF && ChannelsFromDevFmt(device->FmtChans) <= 2)
{
device->HeadDampen = GetConfigValueFloat(NULL, "head_dampen", DEFAULT_HEAD_DAMPEN);
device->HeadDampen = __min(device->HeadDampen, 1.0f);
device->HeadDampen = __max(device->HeadDampen, 0.0f);
}
else
device->HeadDampen = 0.0f;
return ALC_TRUE;
}
@ -2279,6 +2282,7 @@ ALC_API ALCdevice* ALC_APIENTRY alcOpenDevice(const ALCchar *deviceName)
device->IsLoopbackDevice = AL_FALSE;
device->LastError = ALC_NO_ERROR;
device->UseHRTF = AL_FALSE;
device->Bs2b = NULL;
device->szDeviceName = NULL;

3
OpenAL32/Include/alMain.h
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@ -478,6 +478,9 @@ struct ALCdevice_struct
// Duplicate stereo sources on the side/rear channels
ALboolean DuplicateStereo;
// Use HRTF filters for mixing sounds
ALboolean UseHRTF;
// Dry path buffer mix
ALfloat DryBuffer[BUFFERSIZE][MAXCHANNELS];