Rename F_2PI to F_TAU

5 files changed, 7 insertions, 7 deletions

diff --git a/Alc/effects/autowah.c b/Alc/effects/autowah.c
index a444ace3..6770f719 100644
--- a/Alc/effects/autowah.c
+++ b/Alc/effects/autowah.c
@@ -112,7 +112,7 @@ static ALvoid ALautowahState_process(ALautowahState *state, ALuint SamplesToDo,
              * ALfilterType_LowPass. However, instead of passing a bandwidth,
              * we use the resonance property for Q. This also inlines the call.
              */
-            w0 = F_2PI * cutoff / state->Frequency;
+            w0 = F_TAU * cutoff / state->Frequency;
 
             /* FIXME: Resonance controls the resonant peak, or Q. How? Not sure
              * that Q = resonance*0.1. */
diff --git a/Alc/effects/chorus.c b/Alc/effects/chorus.c
index aef12647..7aa5898b 100644
--- a/Alc/effects/chorus.c
+++ b/Alc/effects/chorus.c
@@ -134,7 +134,7 @@ static ALvoid ALchorusState_update(ALchorusState *state, ALCdevice *Device, cons
                 state->lfo_scale = 4.0f / state->lfo_range;
                 break;
             case CWF_Sinusoid:
-                state->lfo_scale = F_2PI / state->lfo_range;
+                state->lfo_scale = F_TAU / state->lfo_range;
                 break;
         }
 
diff --git a/Alc/effects/flanger.c b/Alc/effects/flanger.c
index 1af56102..f6191abd 100644
--- a/Alc/effects/flanger.c
+++ b/Alc/effects/flanger.c
@@ -134,7 +134,7 @@ static ALvoid ALflangerState_update(ALflangerState *state, ALCdevice *Device, co
                 state->lfo_scale = 4.0f / state->lfo_range;
                 break;
             case FWF_Sinusoid:
-                state->lfo_scale = F_2PI / state->lfo_range;
+                state->lfo_scale = F_TAU / state->lfo_range;
                 break;
         }
 
diff --git a/Alc/effects/modulator.c b/Alc/effects/modulator.c
index d76fddad..dceb408e 100644
--- a/Alc/effects/modulator.c
+++ b/Alc/effects/modulator.c
@@ -53,7 +53,7 @@ typedef struct ALmodulatorState {
 
 static inline ALfloat Sin(ALuint index)
 {
-    return sinf(index*(F_2PI/WAVEFORM_FRACONE) - F_PI)*0.5f + 0.5f;
+    return sinf(index*(F_TAU/WAVEFORM_FRACONE) - F_PI)*0.5f + 0.5f;
 }
 
 static inline ALfloat Saw(ALuint index)
@@ -139,7 +139,7 @@ static ALvoid ALmodulatorState_update(ALmodulatorState *state, ALCdevice *Device
     if(state->step == 0) state->step = 1;
 
     /* Custom filter coeffs, which match the old version instead of a low-shelf. */
-    cw = cosf(F_2PI * Slot->EffectProps.Modulator.HighPassCutoff / Device->Frequency);
+    cw = cosf(F_TAU * Slot->EffectProps.Modulator.HighPassCutoff / Device->Frequency);
     a = (2.0f-cw) - sqrtf(powf(2.0f-cw, 2.0f) - 1.0f);
 
     state->Filter.b[0] = a;
diff --git a/Alc/effects/reverb.c b/Alc/effects/reverb.c
index 9170e1c9..1b9c37d9 100644
--- a/Alc/effects/reverb.c
+++ b/Alc/effects/reverb.c
@@ -266,7 +266,7 @@ static inline ALfloat EAXModulation(ALreverbState *State, ALfloat in)
     // Calculate the sinus rythm (dependent on modulation time and the
     // sampling rate).  The center of the sinus is moved to reduce the delay
     // of the effect when the time or depth are low.
-    sinus = 1.0f - cosf(F_2PI * State->Mod.Index / State->Mod.Range);
+    sinus = 1.0f - cosf(F_TAU * State->Mod.Index / State->Mod.Range);
 
     // The depth determines the range over which to read the input samples
     // from, so it must be filtered to reduce the distortion caused by even
@@ -1145,7 +1145,7 @@ static ALvoid ALreverbState_update(ALreverbState *State, ALCdevice *Device, cons
                                      Slot->EffectProps.Reverb.AirAbsorptionGainHF,
                                      Slot->EffectProps.Reverb.DecayTime);
 
-    cw = cosf(F_2PI * hfscale);
+    cw = cosf(F_TAU * hfscale);
     // Update the late lines.
     UpdateLateLines(Slot->EffectProps.Reverb.Gain, Slot->EffectProps.Reverb.LateReverbGain,
                     x, Slot->EffectProps.Reverb.Density, Slot->EffectProps.Reverb.DecayTime,