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-rw-r--r--Alc/effects/flanger.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/Alc/effects/flanger.c b/Alc/effects/flanger.c
index f6191abd..5fcc8be8 100644
--- a/Alc/effects/flanger.c
+++ b/Alc/effects/flanger.c
@@ -91,11 +91,10 @@ static ALboolean ALflangerState_deviceUpdate(ALflangerState *state, ALCdevice *D
return AL_TRUE;
}
-static ALvoid ALflangerState_update(ALflangerState *state, ALCdevice *Device, const ALeffectslot *Slot)
+static ALvoid ALflangerState_update(ALflangerState *state, const ALCdevice *Device, const ALeffectslot *Slot)
{
- static const ALfloat left_dir[3] = { -1.0f, 0.0f, 0.0f };
- static const ALfloat right_dir[3] = { 1.0f, 0.0f, 0.0f };
ALfloat frequency = (ALfloat)Device->Frequency;
+ ALfloat coeffs[MAX_AMBI_COEFFS];
ALfloat rate;
ALint phase;
@@ -113,8 +112,10 @@ static ALvoid ALflangerState_update(ALflangerState *state, ALCdevice *Device, co
state->delay = fastf2i(Slot->EffectProps.Flanger.Delay * frequency);
/* Gains for left and right sides */
- ComputeDirectionalGains(Device, left_dir, Slot->Gain, state->Gain[0]);
- ComputeDirectionalGains(Device, right_dir, Slot->Gain, state->Gain[1]);
+ CalcXYZCoeffs(-1.0f, 0.0f, 0.0f, coeffs);
+ ComputePanningGains(Device->AmbiCoeffs, Device->NumChannels, coeffs, Slot->Gain, state->Gain[0]);
+ CalcXYZCoeffs( 1.0f, 0.0f, 0.0f, coeffs);
+ ComputePanningGains(Device->AmbiCoeffs, Device->NumChannels, coeffs, Slot->Gain, state->Gain[1]);
phase = Slot->EffectProps.Flanger.Phase;
rate = Slot->EffectProps.Flanger.Rate;