diff options
author | Chris Robinson <[email protected]> | 2014-11-25 22:24:29 -0800 |
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committer | Chris Robinson <[email protected]> | 2014-11-25 22:24:29 -0800 |
commit | 1db83923446bde61b9c5cce7a6cb9c4da56269c9 (patch) | |
tree | c70f67e39d855c5d819ae5dd13f426e4bb07740a | |
parent | bdbf6613ef4d57f15f5e7e3cbc31211a0c57e575 (diff) |
Improve ambient gain calculations
-rw-r--r-- | Alc/effects/reverb.c | 8 | ||||
-rw-r--r-- | Alc/panning.c | 2 |
2 files changed, 5 insertions, 5 deletions
diff --git a/Alc/effects/reverb.c b/Alc/effects/reverb.c index 896dbaef..9170e1c9 100644 --- a/Alc/effects/reverb.c +++ b/Alc/effects/reverb.c @@ -1038,7 +1038,7 @@ static ALvoid Update3DPanning(const ALCdevice *Device, const ALfloat *Reflection ALfloat length, invlen; ALuint i; - ComputeAmbientGains(Device, 1.0f, AmbientGains); + ComputeAmbientGains(Device, 1.4142f, AmbientGains); length = earlyPan[0]*earlyPan[0] + earlyPan[1]*earlyPan[1] + earlyPan[2]*earlyPan[2]; if(!(length > FLT_EPSILON)) @@ -1054,7 +1054,7 @@ static ALvoid Update3DPanning(const ALCdevice *Device, const ALfloat *Reflection earlyPan[2] *= invlen; length = minf(length, 1.0f); - ComputeDirectionalGains(Device, earlyPan, 1.0f, DirGains); + ComputeDirectionalGains(Device, earlyPan, 1.4142f, DirGains); for(i = 0;i < MAX_OUTPUT_CHANNELS;i++) State->Early.PanGain[i] = lerp(AmbientGains[i], DirGains[i], length) * Gain; } @@ -1073,7 +1073,7 @@ static ALvoid Update3DPanning(const ALCdevice *Device, const ALfloat *Reflection latePan[2] *= invlen; length = minf(length, 1.0f); - ComputeDirectionalGains(Device, latePan, 1.0f, DirGains); + ComputeDirectionalGains(Device, latePan, 1.4142f, DirGains); for(i = 0;i < MAX_OUTPUT_CHANNELS;i++) State->Late.PanGain[i] = lerp(AmbientGains[i], DirGains[i], length) * Gain; } @@ -1167,7 +1167,7 @@ static ALvoid ALreverbState_update(ALreverbState *State, ALCdevice *Device, cons else { /* Update channel gains */ - ComputeAmbientGains(Device, Slot->Gain*2.0f, State->Gain); + ComputeAmbientGains(Device, Slot->Gain*1.4142f, State->Gain); } } diff --git a/Alc/panning.c b/Alc/panning.c index a9d0f5cb..4a3541c2 100644 --- a/Alc/panning.c +++ b/Alc/panning.c @@ -92,7 +92,7 @@ void ComputeAmbientGains(const ALCdevice *device, ALfloat ingain, ALfloat gains[ // scaling the W channel input by sqrt(0.5). The square root of the // base average provides for a more perceptual average volume, better // suited to non-directional gains. - gains[i] = sqrtf(device->Channel[i].HOACoeff[0]/1.4142f)*1.4142f * ingain; + gains[i] = sqrtf(device->Channel[i].HOACoeff[0]/1.4142f) * ingain; } } |